diff --git a/java-batch/google-cloud-batch/pom.xml b/java-batch/google-cloud-batch/pom.xml
index 794b20c12fd7..9b0e6adc219d 100644
--- a/java-batch/google-cloud-batch/pom.xml
+++ b/java-batch/google-cloud-batch/pom.xml
@@ -58,6 +58,10 @@
       <groupId>com.google.api.grpc</groupId>
       <artifactId>grpc-google-iam-v1</artifactId>
     </dependency>
+    <dependency>
+      <groupId>com.google.api.grpc</groupId>
+      <artifactId>proto-google-iam-v1</artifactId>
+    </dependency>
     <dependency>
       <groupId>com.google.api.grpc</groupId>
       <artifactId>proto-google-cloud-batch-v1</artifactId>
diff --git a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/BatchServiceClient.java b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/BatchServiceClient.java
index b0232ea49ecb..de718d166357 100644
--- a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/BatchServiceClient.java
+++ b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/BatchServiceClient.java
@@ -30,7 +30,16 @@
 import com.google.api.gax.rpc.UnaryCallable;
 import com.google.cloud.batch.v1.stub.BatchServiceStub;
 import com.google.cloud.batch.v1.stub.BatchServiceStubSettings;
+import com.google.cloud.location.GetLocationRequest;
+import com.google.cloud.location.ListLocationsRequest;
+import com.google.cloud.location.ListLocationsResponse;
+import com.google.cloud.location.Location;
 import com.google.common.util.concurrent.MoreExecutors;
+import com.google.iam.v1.GetIamPolicyRequest;
+import com.google.iam.v1.Policy;
+import com.google.iam.v1.SetIamPolicyRequest;
+import com.google.iam.v1.TestIamPermissionsRequest;
+import com.google.iam.v1.TestIamPermissionsResponse;
 import com.google.longrunning.Operation;
 import com.google.protobuf.Empty;
 import java.io.IOException;
@@ -895,6 +904,319 @@ public final UnaryCallable<ListTasksRequest, ListTasksResponse> listTasksCallabl
     return stub.listTasksCallable();
   }
 
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Lists information about the supported locations for this service.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   ListLocationsRequest request =
+   *       ListLocationsRequest.newBuilder()
+   *           .setName("name3373707")
+   *           .setFilter("filter-1274492040")
+   *           .setPageSize(883849137)
+   *           .setPageToken("pageToken873572522")
+   *           .build();
+   *   for (Location element : batchServiceClient.listLocations(request).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
+   * @param request The request object containing all of the parameters for the API call.
+   * @throws com.google.api.gax.rpc.ApiException if the remote call fails
+   */
+  public final ListLocationsPagedResponse listLocations(ListLocationsRequest request) {
+    return listLocationsPagedCallable().call(request);
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Lists information about the supported locations for this service.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   ListLocationsRequest request =
+   *       ListLocationsRequest.newBuilder()
+   *           .setName("name3373707")
+   *           .setFilter("filter-1274492040")
+   *           .setPageSize(883849137)
+   *           .setPageToken("pageToken873572522")
+   *           .build();
+   *   ApiFuture<Location> future =
+   *       batchServiceClient.listLocationsPagedCallable().futureCall(request);
+   *   // Do something.
+   *   for (Location element : future.get().iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   */
+  public final UnaryCallable<ListLocationsRequest, ListLocationsPagedResponse>
+      listLocationsPagedCallable() {
+    return stub.listLocationsPagedCallable();
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Lists information about the supported locations for this service.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   ListLocationsRequest request =
+   *       ListLocationsRequest.newBuilder()
+   *           .setName("name3373707")
+   *           .setFilter("filter-1274492040")
+   *           .setPageSize(883849137)
+   *           .setPageToken("pageToken873572522")
+   *           .build();
+   *   while (true) {
+   *     ListLocationsResponse response = batchServiceClient.listLocationsCallable().call(request);
+   *     for (Location element : response.getLocationsList()) {
+   *       // doThingsWith(element);
+   *     }
+   *     String nextPageToken = response.getNextPageToken();
+   *     if (!Strings.isNullOrEmpty(nextPageToken)) {
+   *       request = request.toBuilder().setPageToken(nextPageToken).build();
+   *     } else {
+   *       break;
+   *     }
+   *   }
+   * }
+   * }</pre>
+   */
+  public final UnaryCallable<ListLocationsRequest, ListLocationsResponse> listLocationsCallable() {
+    return stub.listLocationsCallable();
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Gets information about a location.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   GetLocationRequest request = GetLocationRequest.newBuilder().setName("name3373707").build();
+   *   Location response = batchServiceClient.getLocation(request);
+   * }
+   * }</pre>
+   *
+   * @param request The request object containing all of the parameters for the API call.
+   * @throws com.google.api.gax.rpc.ApiException if the remote call fails
+   */
+  public final Location getLocation(GetLocationRequest request) {
+    return getLocationCallable().call(request);
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Gets information about a location.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   GetLocationRequest request = GetLocationRequest.newBuilder().setName("name3373707").build();
+   *   ApiFuture<Location> future = batchServiceClient.getLocationCallable().futureCall(request);
+   *   // Do something.
+   *   Location response = future.get();
+   * }
+   * }</pre>
+   */
+  public final UnaryCallable<GetLocationRequest, Location> getLocationCallable() {
+    return stub.getLocationCallable();
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Sets the access control policy on the specified resource. Replacesany existing policy.
+   *
+   * <p>Can return `NOT_FOUND`, `INVALID_ARGUMENT`, and `PERMISSION_DENIED`errors.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   SetIamPolicyRequest request =
+   *       SetIamPolicyRequest.newBuilder()
+   *           .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+   *           .setPolicy(Policy.newBuilder().build())
+   *           .setUpdateMask(FieldMask.newBuilder().build())
+   *           .build();
+   *   Policy response = batchServiceClient.setIamPolicy(request);
+   * }
+   * }</pre>
+   *
+   * @param request The request object containing all of the parameters for the API call.
+   * @throws com.google.api.gax.rpc.ApiException if the remote call fails
+   */
+  public final Policy setIamPolicy(SetIamPolicyRequest request) {
+    return setIamPolicyCallable().call(request);
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Sets the access control policy on the specified resource. Replacesany existing policy.
+   *
+   * <p>Can return `NOT_FOUND`, `INVALID_ARGUMENT`, and `PERMISSION_DENIED`errors.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   SetIamPolicyRequest request =
+   *       SetIamPolicyRequest.newBuilder()
+   *           .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+   *           .setPolicy(Policy.newBuilder().build())
+   *           .setUpdateMask(FieldMask.newBuilder().build())
+   *           .build();
+   *   ApiFuture<Policy> future = batchServiceClient.setIamPolicyCallable().futureCall(request);
+   *   // Do something.
+   *   Policy response = future.get();
+   * }
+   * }</pre>
+   */
+  public final UnaryCallable<SetIamPolicyRequest, Policy> setIamPolicyCallable() {
+    return stub.setIamPolicyCallable();
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Gets the access control policy for a resource. Returns an empty policyif the resource exists
+   * and does not have a policy set.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   GetIamPolicyRequest request =
+   *       GetIamPolicyRequest.newBuilder()
+   *           .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+   *           .setOptions(GetPolicyOptions.newBuilder().build())
+   *           .build();
+   *   Policy response = batchServiceClient.getIamPolicy(request);
+   * }
+   * }</pre>
+   *
+   * @param request The request object containing all of the parameters for the API call.
+   * @throws com.google.api.gax.rpc.ApiException if the remote call fails
+   */
+  public final Policy getIamPolicy(GetIamPolicyRequest request) {
+    return getIamPolicyCallable().call(request);
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Gets the access control policy for a resource. Returns an empty policyif the resource exists
+   * and does not have a policy set.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   GetIamPolicyRequest request =
+   *       GetIamPolicyRequest.newBuilder()
+   *           .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+   *           .setOptions(GetPolicyOptions.newBuilder().build())
+   *           .build();
+   *   ApiFuture<Policy> future = batchServiceClient.getIamPolicyCallable().futureCall(request);
+   *   // Do something.
+   *   Policy response = future.get();
+   * }
+   * }</pre>
+   */
+  public final UnaryCallable<GetIamPolicyRequest, Policy> getIamPolicyCallable() {
+    return stub.getIamPolicyCallable();
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Returns permissions that a caller has on the specified resource. If theresource does not exist,
+   * this will return an empty set ofpermissions, not a `NOT_FOUND` error.
+   *
+   * <p>Note: This operation is designed to be used for buildingpermission-aware UIs and
+   * command-line tools, not for authorizationchecking. This operation may "fail open" without
+   * warning.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   TestIamPermissionsRequest request =
+   *       TestIamPermissionsRequest.newBuilder()
+   *           .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+   *           .addAllPermissions(new ArrayList<String>())
+   *           .build();
+   *   TestIamPermissionsResponse response = batchServiceClient.testIamPermissions(request);
+   * }
+   * }</pre>
+   *
+   * @param request The request object containing all of the parameters for the API call.
+   * @throws com.google.api.gax.rpc.ApiException if the remote call fails
+   */
+  public final TestIamPermissionsResponse testIamPermissions(TestIamPermissionsRequest request) {
+    return testIamPermissionsCallable().call(request);
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Returns permissions that a caller has on the specified resource. If theresource does not exist,
+   * this will return an empty set ofpermissions, not a `NOT_FOUND` error.
+   *
+   * <p>Note: This operation is designed to be used for buildingpermission-aware UIs and
+   * command-line tools, not for authorizationchecking. This operation may "fail open" without
+   * warning.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   TestIamPermissionsRequest request =
+   *       TestIamPermissionsRequest.newBuilder()
+   *           .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+   *           .addAllPermissions(new ArrayList<String>())
+   *           .build();
+   *   ApiFuture<TestIamPermissionsResponse> future =
+   *       batchServiceClient.testIamPermissionsCallable().futureCall(request);
+   *   // Do something.
+   *   TestIamPermissionsResponse response = future.get();
+   * }
+   * }</pre>
+   */
+  public final UnaryCallable<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsCallable() {
+    return stub.testIamPermissionsCallable();
+  }
+
   @Override
   public final void close() {
     stub.close();
@@ -1052,4 +1374,80 @@ protected ListTasksFixedSizeCollection createCollection(
       return new ListTasksFixedSizeCollection(pages, collectionSize);
     }
   }
+
+  public static class ListLocationsPagedResponse
+      extends AbstractPagedListResponse<
+          ListLocationsRequest,
+          ListLocationsResponse,
+          Location,
+          ListLocationsPage,
+          ListLocationsFixedSizeCollection> {
+
+    public static ApiFuture<ListLocationsPagedResponse> createAsync(
+        PageContext<ListLocationsRequest, ListLocationsResponse, Location> context,
+        ApiFuture<ListLocationsResponse> futureResponse) {
+      ApiFuture<ListLocationsPage> futurePage =
+          ListLocationsPage.createEmptyPage().createPageAsync(context, futureResponse);
+      return ApiFutures.transform(
+          futurePage,
+          input -> new ListLocationsPagedResponse(input),
+          MoreExecutors.directExecutor());
+    }
+
+    private ListLocationsPagedResponse(ListLocationsPage page) {
+      super(page, ListLocationsFixedSizeCollection.createEmptyCollection());
+    }
+  }
+
+  public static class ListLocationsPage
+      extends AbstractPage<
+          ListLocationsRequest, ListLocationsResponse, Location, ListLocationsPage> {
+
+    private ListLocationsPage(
+        PageContext<ListLocationsRequest, ListLocationsResponse, Location> context,
+        ListLocationsResponse response) {
+      super(context, response);
+    }
+
+    private static ListLocationsPage createEmptyPage() {
+      return new ListLocationsPage(null, null);
+    }
+
+    @Override
+    protected ListLocationsPage createPage(
+        PageContext<ListLocationsRequest, ListLocationsResponse, Location> context,
+        ListLocationsResponse response) {
+      return new ListLocationsPage(context, response);
+    }
+
+    @Override
+    public ApiFuture<ListLocationsPage> createPageAsync(
+        PageContext<ListLocationsRequest, ListLocationsResponse, Location> context,
+        ApiFuture<ListLocationsResponse> futureResponse) {
+      return super.createPageAsync(context, futureResponse);
+    }
+  }
+
+  public static class ListLocationsFixedSizeCollection
+      extends AbstractFixedSizeCollection<
+          ListLocationsRequest,
+          ListLocationsResponse,
+          Location,
+          ListLocationsPage,
+          ListLocationsFixedSizeCollection> {
+
+    private ListLocationsFixedSizeCollection(List<ListLocationsPage> pages, int collectionSize) {
+      super(pages, collectionSize);
+    }
+
+    private static ListLocationsFixedSizeCollection createEmptyCollection() {
+      return new ListLocationsFixedSizeCollection(null, 0);
+    }
+
+    @Override
+    protected ListLocationsFixedSizeCollection createCollection(
+        List<ListLocationsPage> pages, int collectionSize) {
+      return new ListLocationsFixedSizeCollection(pages, collectionSize);
+    }
+  }
 }
diff --git a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/BatchServiceSettings.java b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/BatchServiceSettings.java
index eec86fe76011..596d09acefd2 100644
--- a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/BatchServiceSettings.java
+++ b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/BatchServiceSettings.java
@@ -17,6 +17,7 @@
 package com.google.cloud.batch.v1;
 
 import static com.google.cloud.batch.v1.BatchServiceClient.ListJobsPagedResponse;
+import static com.google.cloud.batch.v1.BatchServiceClient.ListLocationsPagedResponse;
 import static com.google.cloud.batch.v1.BatchServiceClient.ListTasksPagedResponse;
 
 import com.google.api.core.ApiFunction;
@@ -33,6 +34,15 @@
 import com.google.api.gax.rpc.TransportChannelProvider;
 import com.google.api.gax.rpc.UnaryCallSettings;
 import com.google.cloud.batch.v1.stub.BatchServiceStubSettings;
+import com.google.cloud.location.GetLocationRequest;
+import com.google.cloud.location.ListLocationsRequest;
+import com.google.cloud.location.ListLocationsResponse;
+import com.google.cloud.location.Location;
+import com.google.iam.v1.GetIamPolicyRequest;
+import com.google.iam.v1.Policy;
+import com.google.iam.v1.SetIamPolicyRequest;
+import com.google.iam.v1.TestIamPermissionsRequest;
+import com.google.iam.v1.TestIamPermissionsResponse;
 import com.google.longrunning.Operation;
 import com.google.protobuf.Empty;
 import java.io.IOException;
@@ -113,6 +123,33 @@ public UnaryCallSettings<GetTaskRequest, Task> getTaskSettings() {
     return ((BatchServiceStubSettings) getStubSettings()).listTasksSettings();
   }
 
+  /** Returns the object with the settings used for calls to listLocations. */
+  public PagedCallSettings<ListLocationsRequest, ListLocationsResponse, ListLocationsPagedResponse>
+      listLocationsSettings() {
+    return ((BatchServiceStubSettings) getStubSettings()).listLocationsSettings();
+  }
+
+  /** Returns the object with the settings used for calls to getLocation. */
+  public UnaryCallSettings<GetLocationRequest, Location> getLocationSettings() {
+    return ((BatchServiceStubSettings) getStubSettings()).getLocationSettings();
+  }
+
+  /** Returns the object with the settings used for calls to setIamPolicy. */
+  public UnaryCallSettings<SetIamPolicyRequest, Policy> setIamPolicySettings() {
+    return ((BatchServiceStubSettings) getStubSettings()).setIamPolicySettings();
+  }
+
+  /** Returns the object with the settings used for calls to getIamPolicy. */
+  public UnaryCallSettings<GetIamPolicyRequest, Policy> getIamPolicySettings() {
+    return ((BatchServiceStubSettings) getStubSettings()).getIamPolicySettings();
+  }
+
+  /** Returns the object with the settings used for calls to testIamPermissions. */
+  public UnaryCallSettings<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsSettings() {
+    return ((BatchServiceStubSettings) getStubSettings()).testIamPermissionsSettings();
+  }
+
   public static final BatchServiceSettings create(BatchServiceStubSettings stub)
       throws IOException {
     return new BatchServiceSettings.Builder(stub.toBuilder()).build();
@@ -266,6 +303,34 @@ public UnaryCallSettings.Builder<GetTaskRequest, Task> getTaskSettings() {
       return getStubSettingsBuilder().listTasksSettings();
     }
 
+    /** Returns the builder for the settings used for calls to listLocations. */
+    public PagedCallSettings.Builder<
+            ListLocationsRequest, ListLocationsResponse, ListLocationsPagedResponse>
+        listLocationsSettings() {
+      return getStubSettingsBuilder().listLocationsSettings();
+    }
+
+    /** Returns the builder for the settings used for calls to getLocation. */
+    public UnaryCallSettings.Builder<GetLocationRequest, Location> getLocationSettings() {
+      return getStubSettingsBuilder().getLocationSettings();
+    }
+
+    /** Returns the builder for the settings used for calls to setIamPolicy. */
+    public UnaryCallSettings.Builder<SetIamPolicyRequest, Policy> setIamPolicySettings() {
+      return getStubSettingsBuilder().setIamPolicySettings();
+    }
+
+    /** Returns the builder for the settings used for calls to getIamPolicy. */
+    public UnaryCallSettings.Builder<GetIamPolicyRequest, Policy> getIamPolicySettings() {
+      return getStubSettingsBuilder().getIamPolicySettings();
+    }
+
+    /** Returns the builder for the settings used for calls to testIamPermissions. */
+    public UnaryCallSettings.Builder<TestIamPermissionsRequest, TestIamPermissionsResponse>
+        testIamPermissionsSettings() {
+      return getStubSettingsBuilder().testIamPermissionsSettings();
+    }
+
     @Override
     public BatchServiceSettings build() throws IOException {
       return new BatchServiceSettings(this);
diff --git a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/gapic_metadata.json b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/gapic_metadata.json
index e1b5f3e85bde..b66edeea0f6f 100644
--- a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/gapic_metadata.json
+++ b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/gapic_metadata.json
@@ -16,17 +16,32 @@
             "DeleteJob": {
               "methods": ["deleteJobAsync", "deleteJobAsync", "deleteJobOperationCallable", "deleteJobCallable"]
             },
+            "GetIamPolicy": {
+              "methods": ["getIamPolicy", "getIamPolicyCallable"]
+            },
             "GetJob": {
               "methods": ["getJob", "getJob", "getJob", "getJobCallable"]
             },
+            "GetLocation": {
+              "methods": ["getLocation", "getLocationCallable"]
+            },
             "GetTask": {
               "methods": ["getTask", "getTask", "getTask", "getTaskCallable"]
             },
             "ListJobs": {
               "methods": ["listJobs", "listJobs", "listJobsPagedCallable", "listJobsCallable"]
             },
+            "ListLocations": {
+              "methods": ["listLocations", "listLocationsPagedCallable", "listLocationsCallable"]
+            },
             "ListTasks": {
               "methods": ["listTasks", "listTasks", "listTasks", "listTasksPagedCallable", "listTasksCallable"]
+            },
+            "SetIamPolicy": {
+              "methods": ["setIamPolicy", "setIamPolicyCallable"]
+            },
+            "TestIamPermissions": {
+              "methods": ["testIamPermissions", "testIamPermissionsCallable"]
             }
           }
         }
diff --git a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/stub/BatchServiceStub.java b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/stub/BatchServiceStub.java
index f10d79038395..d895fe5c02e9 100644
--- a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/stub/BatchServiceStub.java
+++ b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/stub/BatchServiceStub.java
@@ -17,6 +17,7 @@
 package com.google.cloud.batch.v1.stub;
 
 import static com.google.cloud.batch.v1.BatchServiceClient.ListJobsPagedResponse;
+import static com.google.cloud.batch.v1.BatchServiceClient.ListLocationsPagedResponse;
 import static com.google.cloud.batch.v1.BatchServiceClient.ListTasksPagedResponse;
 
 import com.google.api.gax.core.BackgroundResource;
@@ -33,6 +34,15 @@
 import com.google.cloud.batch.v1.ListTasksResponse;
 import com.google.cloud.batch.v1.OperationMetadata;
 import com.google.cloud.batch.v1.Task;
+import com.google.cloud.location.GetLocationRequest;
+import com.google.cloud.location.ListLocationsRequest;
+import com.google.cloud.location.ListLocationsResponse;
+import com.google.cloud.location.Location;
+import com.google.iam.v1.GetIamPolicyRequest;
+import com.google.iam.v1.Policy;
+import com.google.iam.v1.SetIamPolicyRequest;
+import com.google.iam.v1.TestIamPermissionsRequest;
+import com.google.iam.v1.TestIamPermissionsResponse;
 import com.google.longrunning.Operation;
 import com.google.longrunning.stub.OperationsStub;
 import com.google.protobuf.Empty;
@@ -92,6 +102,32 @@ public UnaryCallable<ListTasksRequest, ListTasksResponse> listTasksCallable() {
     throw new UnsupportedOperationException("Not implemented: listTasksCallable()");
   }
 
+  public UnaryCallable<ListLocationsRequest, ListLocationsPagedResponse>
+      listLocationsPagedCallable() {
+    throw new UnsupportedOperationException("Not implemented: listLocationsPagedCallable()");
+  }
+
+  public UnaryCallable<ListLocationsRequest, ListLocationsResponse> listLocationsCallable() {
+    throw new UnsupportedOperationException("Not implemented: listLocationsCallable()");
+  }
+
+  public UnaryCallable<GetLocationRequest, Location> getLocationCallable() {
+    throw new UnsupportedOperationException("Not implemented: getLocationCallable()");
+  }
+
+  public UnaryCallable<SetIamPolicyRequest, Policy> setIamPolicyCallable() {
+    throw new UnsupportedOperationException("Not implemented: setIamPolicyCallable()");
+  }
+
+  public UnaryCallable<GetIamPolicyRequest, Policy> getIamPolicyCallable() {
+    throw new UnsupportedOperationException("Not implemented: getIamPolicyCallable()");
+  }
+
+  public UnaryCallable<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsCallable() {
+    throw new UnsupportedOperationException("Not implemented: testIamPermissionsCallable()");
+  }
+
   @Override
   public abstract void close();
 }
diff --git a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/stub/BatchServiceStubSettings.java b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/stub/BatchServiceStubSettings.java
index c72939861f33..d05a7a3c9699 100644
--- a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/stub/BatchServiceStubSettings.java
+++ b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/stub/BatchServiceStubSettings.java
@@ -17,6 +17,7 @@
 package com.google.cloud.batch.v1.stub;
 
 import static com.google.cloud.batch.v1.BatchServiceClient.ListJobsPagedResponse;
+import static com.google.cloud.batch.v1.BatchServiceClient.ListLocationsPagedResponse;
 import static com.google.cloud.batch.v1.BatchServiceClient.ListTasksPagedResponse;
 
 import com.google.api.core.ApiFunction;
@@ -59,10 +60,19 @@
 import com.google.cloud.batch.v1.ListTasksResponse;
 import com.google.cloud.batch.v1.OperationMetadata;
 import com.google.cloud.batch.v1.Task;
+import com.google.cloud.location.GetLocationRequest;
+import com.google.cloud.location.ListLocationsRequest;
+import com.google.cloud.location.ListLocationsResponse;
+import com.google.cloud.location.Location;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.Lists;
+import com.google.iam.v1.GetIamPolicyRequest;
+import com.google.iam.v1.Policy;
+import com.google.iam.v1.SetIamPolicyRequest;
+import com.google.iam.v1.TestIamPermissionsRequest;
+import com.google.iam.v1.TestIamPermissionsResponse;
 import com.google.longrunning.Operation;
 import com.google.protobuf.Empty;
 import java.io.IOException;
@@ -120,6 +130,14 @@ public class BatchServiceStubSettings extends StubSettings<BatchServiceStubSetti
   private final UnaryCallSettings<GetTaskRequest, Task> getTaskSettings;
   private final PagedCallSettings<ListTasksRequest, ListTasksResponse, ListTasksPagedResponse>
       listTasksSettings;
+  private final PagedCallSettings<
+          ListLocationsRequest, ListLocationsResponse, ListLocationsPagedResponse>
+      listLocationsSettings;
+  private final UnaryCallSettings<GetLocationRequest, Location> getLocationSettings;
+  private final UnaryCallSettings<SetIamPolicyRequest, Policy> setIamPolicySettings;
+  private final UnaryCallSettings<GetIamPolicyRequest, Policy> getIamPolicySettings;
+  private final UnaryCallSettings<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsSettings;
 
   private static final PagedListDescriptor<ListJobsRequest, ListJobsResponse, Job>
       LIST_JOBS_PAGE_STR_DESC =
@@ -193,6 +211,42 @@ public Iterable<Task> extractResources(ListTasksResponse payload) {
             }
           };
 
+  private static final PagedListDescriptor<ListLocationsRequest, ListLocationsResponse, Location>
+      LIST_LOCATIONS_PAGE_STR_DESC =
+          new PagedListDescriptor<ListLocationsRequest, ListLocationsResponse, Location>() {
+            @Override
+            public String emptyToken() {
+              return "";
+            }
+
+            @Override
+            public ListLocationsRequest injectToken(ListLocationsRequest payload, String token) {
+              return ListLocationsRequest.newBuilder(payload).setPageToken(token).build();
+            }
+
+            @Override
+            public ListLocationsRequest injectPageSize(ListLocationsRequest payload, int pageSize) {
+              return ListLocationsRequest.newBuilder(payload).setPageSize(pageSize).build();
+            }
+
+            @Override
+            public Integer extractPageSize(ListLocationsRequest payload) {
+              return payload.getPageSize();
+            }
+
+            @Override
+            public String extractNextToken(ListLocationsResponse payload) {
+              return payload.getNextPageToken();
+            }
+
+            @Override
+            public Iterable<Location> extractResources(ListLocationsResponse payload) {
+              return payload.getLocationsList() == null
+                  ? ImmutableList.<Location>of()
+                  : payload.getLocationsList();
+            }
+          };
+
   private static final PagedListResponseFactory<
           ListJobsRequest, ListJobsResponse, ListJobsPagedResponse>
       LIST_JOBS_PAGE_STR_FACT =
@@ -226,6 +280,23 @@ public ApiFuture<ListTasksPagedResponse> getFuturePagedResponse(
             }
           };
 
+  private static final PagedListResponseFactory<
+          ListLocationsRequest, ListLocationsResponse, ListLocationsPagedResponse>
+      LIST_LOCATIONS_PAGE_STR_FACT =
+          new PagedListResponseFactory<
+              ListLocationsRequest, ListLocationsResponse, ListLocationsPagedResponse>() {
+            @Override
+            public ApiFuture<ListLocationsPagedResponse> getFuturePagedResponse(
+                UnaryCallable<ListLocationsRequest, ListLocationsResponse> callable,
+                ListLocationsRequest request,
+                ApiCallContext context,
+                ApiFuture<ListLocationsResponse> futureResponse) {
+              PageContext<ListLocationsRequest, ListLocationsResponse, Location> pageContext =
+                  PageContext.create(callable, LIST_LOCATIONS_PAGE_STR_DESC, request, context);
+              return ListLocationsPagedResponse.createAsync(pageContext, futureResponse);
+            }
+          };
+
   /** Returns the object with the settings used for calls to createJob. */
   public UnaryCallSettings<CreateJobRequest, Job> createJobSettings() {
     return createJobSettings;
@@ -264,6 +335,33 @@ public UnaryCallSettings<GetTaskRequest, Task> getTaskSettings() {
     return listTasksSettings;
   }
 
+  /** Returns the object with the settings used for calls to listLocations. */
+  public PagedCallSettings<ListLocationsRequest, ListLocationsResponse, ListLocationsPagedResponse>
+      listLocationsSettings() {
+    return listLocationsSettings;
+  }
+
+  /** Returns the object with the settings used for calls to getLocation. */
+  public UnaryCallSettings<GetLocationRequest, Location> getLocationSettings() {
+    return getLocationSettings;
+  }
+
+  /** Returns the object with the settings used for calls to setIamPolicy. */
+  public UnaryCallSettings<SetIamPolicyRequest, Policy> setIamPolicySettings() {
+    return setIamPolicySettings;
+  }
+
+  /** Returns the object with the settings used for calls to getIamPolicy. */
+  public UnaryCallSettings<GetIamPolicyRequest, Policy> getIamPolicySettings() {
+    return getIamPolicySettings;
+  }
+
+  /** Returns the object with the settings used for calls to testIamPermissions. */
+  public UnaryCallSettings<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsSettings() {
+    return testIamPermissionsSettings;
+  }
+
   public BatchServiceStub createStub() throws IOException {
     if (getTransportChannelProvider()
         .getTransportName()
@@ -377,6 +475,11 @@ protected BatchServiceStubSettings(Builder settingsBuilder) throws IOException {
     listJobsSettings = settingsBuilder.listJobsSettings().build();
     getTaskSettings = settingsBuilder.getTaskSettings().build();
     listTasksSettings = settingsBuilder.listTasksSettings().build();
+    listLocationsSettings = settingsBuilder.listLocationsSettings().build();
+    getLocationSettings = settingsBuilder.getLocationSettings().build();
+    setIamPolicySettings = settingsBuilder.setIamPolicySettings().build();
+    getIamPolicySettings = settingsBuilder.getIamPolicySettings().build();
+    testIamPermissionsSettings = settingsBuilder.testIamPermissionsSettings().build();
   }
 
   /** Builder for BatchServiceStubSettings. */
@@ -394,6 +497,14 @@ public static class Builder extends StubSettings.Builder<BatchServiceStubSetting
     private final PagedCallSettings.Builder<
             ListTasksRequest, ListTasksResponse, ListTasksPagedResponse>
         listTasksSettings;
+    private final PagedCallSettings.Builder<
+            ListLocationsRequest, ListLocationsResponse, ListLocationsPagedResponse>
+        listLocationsSettings;
+    private final UnaryCallSettings.Builder<GetLocationRequest, Location> getLocationSettings;
+    private final UnaryCallSettings.Builder<SetIamPolicyRequest, Policy> setIamPolicySettings;
+    private final UnaryCallSettings.Builder<GetIamPolicyRequest, Policy> getIamPolicySettings;
+    private final UnaryCallSettings.Builder<TestIamPermissionsRequest, TestIamPermissionsResponse>
+        testIamPermissionsSettings;
     private static final ImmutableMap<String, ImmutableSet<StatusCode.Code>>
         RETRYABLE_CODE_DEFINITIONS;
 
@@ -405,6 +516,7 @@ public static class Builder extends StubSettings.Builder<BatchServiceStubSetting
       definitions.put(
           "retry_policy_0_codes",
           ImmutableSet.copyOf(Lists.<StatusCode.Code>newArrayList(StatusCode.Code.UNAVAILABLE)));
+      definitions.put("no_retry_codes", ImmutableSet.copyOf(Lists.<StatusCode.Code>newArrayList()));
       RETRYABLE_CODE_DEFINITIONS = definitions.build();
     }
 
@@ -432,6 +544,8 @@ public static class Builder extends StubSettings.Builder<BatchServiceStubSetting
               .setTotalTimeout(Duration.ofMillis(60000L))
               .build();
       definitions.put("retry_policy_0_params", settings);
+      settings = RetrySettings.newBuilder().setRpcTimeoutMultiplier(1.0).build();
+      definitions.put("no_retry_params", settings);
       RETRY_PARAM_DEFINITIONS = definitions.build();
     }
 
@@ -449,6 +563,11 @@ protected Builder(ClientContext clientContext) {
       listJobsSettings = PagedCallSettings.newBuilder(LIST_JOBS_PAGE_STR_FACT);
       getTaskSettings = UnaryCallSettings.newUnaryCallSettingsBuilder();
       listTasksSettings = PagedCallSettings.newBuilder(LIST_TASKS_PAGE_STR_FACT);
+      listLocationsSettings = PagedCallSettings.newBuilder(LIST_LOCATIONS_PAGE_STR_FACT);
+      getLocationSettings = UnaryCallSettings.newUnaryCallSettingsBuilder();
+      setIamPolicySettings = UnaryCallSettings.newUnaryCallSettingsBuilder();
+      getIamPolicySettings = UnaryCallSettings.newUnaryCallSettingsBuilder();
+      testIamPermissionsSettings = UnaryCallSettings.newUnaryCallSettingsBuilder();
 
       unaryMethodSettingsBuilders =
           ImmutableList.<UnaryCallSettings.Builder<?, ?>>of(
@@ -457,7 +576,12 @@ protected Builder(ClientContext clientContext) {
               deleteJobSettings,
               listJobsSettings,
               getTaskSettings,
-              listTasksSettings);
+              listTasksSettings,
+              listLocationsSettings,
+              getLocationSettings,
+              setIamPolicySettings,
+              getIamPolicySettings,
+              testIamPermissionsSettings);
       initDefaults(this);
     }
 
@@ -471,6 +595,11 @@ protected Builder(BatchServiceStubSettings settings) {
       listJobsSettings = settings.listJobsSettings.toBuilder();
       getTaskSettings = settings.getTaskSettings.toBuilder();
       listTasksSettings = settings.listTasksSettings.toBuilder();
+      listLocationsSettings = settings.listLocationsSettings.toBuilder();
+      getLocationSettings = settings.getLocationSettings.toBuilder();
+      setIamPolicySettings = settings.setIamPolicySettings.toBuilder();
+      getIamPolicySettings = settings.getIamPolicySettings.toBuilder();
+      testIamPermissionsSettings = settings.testIamPermissionsSettings.toBuilder();
 
       unaryMethodSettingsBuilders =
           ImmutableList.<UnaryCallSettings.Builder<?, ?>>of(
@@ -479,7 +608,12 @@ protected Builder(BatchServiceStubSettings settings) {
               deleteJobSettings,
               listJobsSettings,
               getTaskSettings,
-              listTasksSettings);
+              listTasksSettings,
+              listLocationsSettings,
+              getLocationSettings,
+              setIamPolicySettings,
+              getIamPolicySettings,
+              testIamPermissionsSettings);
     }
 
     private static Builder createDefault() {
@@ -539,6 +673,31 @@ private static Builder initDefaults(Builder builder) {
           .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("retry_policy_0_codes"))
           .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("retry_policy_0_params"));
 
+      builder
+          .listLocationsSettings()
+          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("no_retry_codes"))
+          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("no_retry_params"));
+
+      builder
+          .getLocationSettings()
+          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("no_retry_codes"))
+          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("no_retry_params"));
+
+      builder
+          .setIamPolicySettings()
+          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("no_retry_codes"))
+          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("no_retry_params"));
+
+      builder
+          .getIamPolicySettings()
+          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("no_retry_codes"))
+          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("no_retry_params"));
+
+      builder
+          .testIamPermissionsSettings()
+          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("no_retry_codes"))
+          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("no_retry_params"));
+
       builder
           .deleteJobOperationSettings()
           .setInitialCallSettings(
@@ -620,6 +779,34 @@ public UnaryCallSettings.Builder<GetTaskRequest, Task> getTaskSettings() {
       return listTasksSettings;
     }
 
+    /** Returns the builder for the settings used for calls to listLocations. */
+    public PagedCallSettings.Builder<
+            ListLocationsRequest, ListLocationsResponse, ListLocationsPagedResponse>
+        listLocationsSettings() {
+      return listLocationsSettings;
+    }
+
+    /** Returns the builder for the settings used for calls to getLocation. */
+    public UnaryCallSettings.Builder<GetLocationRequest, Location> getLocationSettings() {
+      return getLocationSettings;
+    }
+
+    /** Returns the builder for the settings used for calls to setIamPolicy. */
+    public UnaryCallSettings.Builder<SetIamPolicyRequest, Policy> setIamPolicySettings() {
+      return setIamPolicySettings;
+    }
+
+    /** Returns the builder for the settings used for calls to getIamPolicy. */
+    public UnaryCallSettings.Builder<GetIamPolicyRequest, Policy> getIamPolicySettings() {
+      return getIamPolicySettings;
+    }
+
+    /** Returns the builder for the settings used for calls to testIamPermissions. */
+    public UnaryCallSettings.Builder<TestIamPermissionsRequest, TestIamPermissionsResponse>
+        testIamPermissionsSettings() {
+      return testIamPermissionsSettings;
+    }
+
     @Override
     public BatchServiceStubSettings build() throws IOException {
       return new BatchServiceStubSettings(this);
diff --git a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/stub/GrpcBatchServiceStub.java b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/stub/GrpcBatchServiceStub.java
index 0ac056a5b407..e463b04cccdd 100644
--- a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/stub/GrpcBatchServiceStub.java
+++ b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/stub/GrpcBatchServiceStub.java
@@ -17,6 +17,7 @@
 package com.google.cloud.batch.v1.stub;
 
 import static com.google.cloud.batch.v1.BatchServiceClient.ListJobsPagedResponse;
+import static com.google.cloud.batch.v1.BatchServiceClient.ListLocationsPagedResponse;
 import static com.google.cloud.batch.v1.BatchServiceClient.ListTasksPagedResponse;
 
 import com.google.api.gax.core.BackgroundResource;
@@ -37,7 +38,16 @@
 import com.google.cloud.batch.v1.ListTasksResponse;
 import com.google.cloud.batch.v1.OperationMetadata;
 import com.google.cloud.batch.v1.Task;
+import com.google.cloud.location.GetLocationRequest;
+import com.google.cloud.location.ListLocationsRequest;
+import com.google.cloud.location.ListLocationsResponse;
+import com.google.cloud.location.Location;
 import com.google.common.collect.ImmutableMap;
+import com.google.iam.v1.GetIamPolicyRequest;
+import com.google.iam.v1.Policy;
+import com.google.iam.v1.SetIamPolicyRequest;
+import com.google.iam.v1.TestIamPermissionsRequest;
+import com.google.iam.v1.TestIamPermissionsResponse;
 import com.google.longrunning.Operation;
 import com.google.longrunning.stub.GrpcOperationsStub;
 import com.google.protobuf.Empty;
@@ -105,6 +115,52 @@ public class GrpcBatchServiceStub extends BatchServiceStub {
               .setResponseMarshaller(ProtoUtils.marshaller(ListTasksResponse.getDefaultInstance()))
               .build();
 
+  private static final MethodDescriptor<ListLocationsRequest, ListLocationsResponse>
+      listLocationsMethodDescriptor =
+          MethodDescriptor.<ListLocationsRequest, ListLocationsResponse>newBuilder()
+              .setType(MethodDescriptor.MethodType.UNARY)
+              .setFullMethodName("google.cloud.location.Locations/ListLocations")
+              .setRequestMarshaller(
+                  ProtoUtils.marshaller(ListLocationsRequest.getDefaultInstance()))
+              .setResponseMarshaller(
+                  ProtoUtils.marshaller(ListLocationsResponse.getDefaultInstance()))
+              .build();
+
+  private static final MethodDescriptor<GetLocationRequest, Location> getLocationMethodDescriptor =
+      MethodDescriptor.<GetLocationRequest, Location>newBuilder()
+          .setType(MethodDescriptor.MethodType.UNARY)
+          .setFullMethodName("google.cloud.location.Locations/GetLocation")
+          .setRequestMarshaller(ProtoUtils.marshaller(GetLocationRequest.getDefaultInstance()))
+          .setResponseMarshaller(ProtoUtils.marshaller(Location.getDefaultInstance()))
+          .build();
+
+  private static final MethodDescriptor<SetIamPolicyRequest, Policy> setIamPolicyMethodDescriptor =
+      MethodDescriptor.<SetIamPolicyRequest, Policy>newBuilder()
+          .setType(MethodDescriptor.MethodType.UNARY)
+          .setFullMethodName("google.iam.v1.IAMPolicy/SetIamPolicy")
+          .setRequestMarshaller(ProtoUtils.marshaller(SetIamPolicyRequest.getDefaultInstance()))
+          .setResponseMarshaller(ProtoUtils.marshaller(Policy.getDefaultInstance()))
+          .build();
+
+  private static final MethodDescriptor<GetIamPolicyRequest, Policy> getIamPolicyMethodDescriptor =
+      MethodDescriptor.<GetIamPolicyRequest, Policy>newBuilder()
+          .setType(MethodDescriptor.MethodType.UNARY)
+          .setFullMethodName("google.iam.v1.IAMPolicy/GetIamPolicy")
+          .setRequestMarshaller(ProtoUtils.marshaller(GetIamPolicyRequest.getDefaultInstance()))
+          .setResponseMarshaller(ProtoUtils.marshaller(Policy.getDefaultInstance()))
+          .build();
+
+  private static final MethodDescriptor<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsMethodDescriptor =
+          MethodDescriptor.<TestIamPermissionsRequest, TestIamPermissionsResponse>newBuilder()
+              .setType(MethodDescriptor.MethodType.UNARY)
+              .setFullMethodName("google.iam.v1.IAMPolicy/TestIamPermissions")
+              .setRequestMarshaller(
+                  ProtoUtils.marshaller(TestIamPermissionsRequest.getDefaultInstance()))
+              .setResponseMarshaller(
+                  ProtoUtils.marshaller(TestIamPermissionsResponse.getDefaultInstance()))
+              .build();
+
   private final UnaryCallable<CreateJobRequest, Job> createJobCallable;
   private final UnaryCallable<GetJobRequest, Job> getJobCallable;
   private final UnaryCallable<DeleteJobRequest, Operation> deleteJobCallable;
@@ -115,6 +171,14 @@ public class GrpcBatchServiceStub extends BatchServiceStub {
   private final UnaryCallable<GetTaskRequest, Task> getTaskCallable;
   private final UnaryCallable<ListTasksRequest, ListTasksResponse> listTasksCallable;
   private final UnaryCallable<ListTasksRequest, ListTasksPagedResponse> listTasksPagedCallable;
+  private final UnaryCallable<ListLocationsRequest, ListLocationsResponse> listLocationsCallable;
+  private final UnaryCallable<ListLocationsRequest, ListLocationsPagedResponse>
+      listLocationsPagedCallable;
+  private final UnaryCallable<GetLocationRequest, Location> getLocationCallable;
+  private final UnaryCallable<SetIamPolicyRequest, Policy> setIamPolicyCallable;
+  private final UnaryCallable<GetIamPolicyRequest, Policy> getIamPolicyCallable;
+  private final UnaryCallable<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsCallable;
 
   private final BackgroundResource backgroundResources;
   private final GrpcOperationsStub operationsStub;
@@ -218,6 +282,57 @@ protected GrpcBatchServiceStub(
                   return params.build();
                 })
             .build();
+    GrpcCallSettings<ListLocationsRequest, ListLocationsResponse> listLocationsTransportSettings =
+        GrpcCallSettings.<ListLocationsRequest, ListLocationsResponse>newBuilder()
+            .setMethodDescriptor(listLocationsMethodDescriptor)
+            .setParamsExtractor(
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("name", String.valueOf(request.getName()));
+                  return params.build();
+                })
+            .build();
+    GrpcCallSettings<GetLocationRequest, Location> getLocationTransportSettings =
+        GrpcCallSettings.<GetLocationRequest, Location>newBuilder()
+            .setMethodDescriptor(getLocationMethodDescriptor)
+            .setParamsExtractor(
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("name", String.valueOf(request.getName()));
+                  return params.build();
+                })
+            .build();
+    GrpcCallSettings<SetIamPolicyRequest, Policy> setIamPolicyTransportSettings =
+        GrpcCallSettings.<SetIamPolicyRequest, Policy>newBuilder()
+            .setMethodDescriptor(setIamPolicyMethodDescriptor)
+            .setParamsExtractor(
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("resource", String.valueOf(request.getResource()));
+                  return params.build();
+                })
+            .build();
+    GrpcCallSettings<GetIamPolicyRequest, Policy> getIamPolicyTransportSettings =
+        GrpcCallSettings.<GetIamPolicyRequest, Policy>newBuilder()
+            .setMethodDescriptor(getIamPolicyMethodDescriptor)
+            .setParamsExtractor(
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("resource", String.valueOf(request.getResource()));
+                  return params.build();
+                })
+            .build();
+    GrpcCallSettings<TestIamPermissionsRequest, TestIamPermissionsResponse>
+        testIamPermissionsTransportSettings =
+            GrpcCallSettings.<TestIamPermissionsRequest, TestIamPermissionsResponse>newBuilder()
+                .setMethodDescriptor(testIamPermissionsMethodDescriptor)
+                .setParamsExtractor(
+                    request -> {
+                      ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                      params.put("resource", String.valueOf(request.getResource()));
+                      return params.build();
+                    })
+                .build();
 
     this.createJobCallable =
         callableFactory.createUnaryCallable(
@@ -249,6 +364,26 @@ protected GrpcBatchServiceStub(
     this.listTasksPagedCallable =
         callableFactory.createPagedCallable(
             listTasksTransportSettings, settings.listTasksSettings(), clientContext);
+    this.listLocationsCallable =
+        callableFactory.createUnaryCallable(
+            listLocationsTransportSettings, settings.listLocationsSettings(), clientContext);
+    this.listLocationsPagedCallable =
+        callableFactory.createPagedCallable(
+            listLocationsTransportSettings, settings.listLocationsSettings(), clientContext);
+    this.getLocationCallable =
+        callableFactory.createUnaryCallable(
+            getLocationTransportSettings, settings.getLocationSettings(), clientContext);
+    this.setIamPolicyCallable =
+        callableFactory.createUnaryCallable(
+            setIamPolicyTransportSettings, settings.setIamPolicySettings(), clientContext);
+    this.getIamPolicyCallable =
+        callableFactory.createUnaryCallable(
+            getIamPolicyTransportSettings, settings.getIamPolicySettings(), clientContext);
+    this.testIamPermissionsCallable =
+        callableFactory.createUnaryCallable(
+            testIamPermissionsTransportSettings,
+            settings.testIamPermissionsSettings(),
+            clientContext);
 
     this.backgroundResources =
         new BackgroundResourceAggregation(clientContext.getBackgroundResources());
@@ -304,6 +439,38 @@ public UnaryCallable<ListTasksRequest, ListTasksPagedResponse> listTasksPagedCal
     return listTasksPagedCallable;
   }
 
+  @Override
+  public UnaryCallable<ListLocationsRequest, ListLocationsResponse> listLocationsCallable() {
+    return listLocationsCallable;
+  }
+
+  @Override
+  public UnaryCallable<ListLocationsRequest, ListLocationsPagedResponse>
+      listLocationsPagedCallable() {
+    return listLocationsPagedCallable;
+  }
+
+  @Override
+  public UnaryCallable<GetLocationRequest, Location> getLocationCallable() {
+    return getLocationCallable;
+  }
+
+  @Override
+  public UnaryCallable<SetIamPolicyRequest, Policy> setIamPolicyCallable() {
+    return setIamPolicyCallable;
+  }
+
+  @Override
+  public UnaryCallable<GetIamPolicyRequest, Policy> getIamPolicyCallable() {
+    return getIamPolicyCallable;
+  }
+
+  @Override
+  public UnaryCallable<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsCallable() {
+    return testIamPermissionsCallable;
+  }
+
   @Override
   public final void close() {
     try {
diff --git a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/stub/HttpJsonBatchServiceStub.java b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/stub/HttpJsonBatchServiceStub.java
index 25430297100a..76e9229e4717 100644
--- a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/stub/HttpJsonBatchServiceStub.java
+++ b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1/stub/HttpJsonBatchServiceStub.java
@@ -17,6 +17,7 @@
 package com.google.cloud.batch.v1.stub;
 
 import static com.google.cloud.batch.v1.BatchServiceClient.ListJobsPagedResponse;
+import static com.google.cloud.batch.v1.BatchServiceClient.ListLocationsPagedResponse;
 import static com.google.cloud.batch.v1.BatchServiceClient.ListTasksPagedResponse;
 
 import com.google.api.core.BetaApi;
@@ -45,6 +46,15 @@
 import com.google.cloud.batch.v1.ListTasksResponse;
 import com.google.cloud.batch.v1.OperationMetadata;
 import com.google.cloud.batch.v1.Task;
+import com.google.cloud.location.GetLocationRequest;
+import com.google.cloud.location.ListLocationsRequest;
+import com.google.cloud.location.ListLocationsResponse;
+import com.google.cloud.location.Location;
+import com.google.iam.v1.GetIamPolicyRequest;
+import com.google.iam.v1.Policy;
+import com.google.iam.v1.SetIamPolicyRequest;
+import com.google.iam.v1.TestIamPermissionsRequest;
+import com.google.iam.v1.TestIamPermissionsResponse;
 import com.google.longrunning.Operation;
 import com.google.protobuf.Empty;
 import com.google.protobuf.TypeRegistry;
@@ -279,6 +289,186 @@ public class HttpJsonBatchServiceStub extends BatchServiceStub {
                       .build())
               .build();
 
+  private static final ApiMethodDescriptor<ListLocationsRequest, ListLocationsResponse>
+      listLocationsMethodDescriptor =
+          ApiMethodDescriptor.<ListLocationsRequest, ListLocationsResponse>newBuilder()
+              .setFullMethodName("google.cloud.location.Locations/ListLocations")
+              .setHttpMethod("GET")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<ListLocationsRequest>newBuilder()
+                      .setPath(
+                          "/v1/{name=projects/*}/locations",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<ListLocationsRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "name", request.getName());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<ListLocationsRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(request -> null)
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<ListLocationsResponse>newBuilder()
+                      .setDefaultInstance(ListLocationsResponse.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<GetLocationRequest, Location>
+      getLocationMethodDescriptor =
+          ApiMethodDescriptor.<GetLocationRequest, Location>newBuilder()
+              .setFullMethodName("google.cloud.location.Locations/GetLocation")
+              .setHttpMethod("GET")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<GetLocationRequest>newBuilder()
+                      .setPath(
+                          "/v1/{name=projects/*/locations/*}",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<GetLocationRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "name", request.getName());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<GetLocationRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(request -> null)
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<Location>newBuilder()
+                      .setDefaultInstance(Location.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<SetIamPolicyRequest, Policy>
+      setIamPolicyMethodDescriptor =
+          ApiMethodDescriptor.<SetIamPolicyRequest, Policy>newBuilder()
+              .setFullMethodName("google.iam.v1.IAMPolicy/SetIamPolicy")
+              .setHttpMethod("POST")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<SetIamPolicyRequest>newBuilder()
+                      .setPath(
+                          "/v1/{resource=projects/*/locations/*/jobs/*}:setIamPolicy",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<SetIamPolicyRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "resource", request.getResource());
+                            return fields;
+                          })
+                      .setAdditionalPaths(
+                          "/v1/{resource=projects/*/locations/*/tasks/*}:setIamPolicy",
+                          "/v1/{resource=projects/*/locations/*/nodes/*}:setIamPolicy")
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<SetIamPolicyRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(
+                          request ->
+                              ProtoRestSerializer.create()
+                                  .toBody("*", request.toBuilder().clearResource().build()))
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<Policy>newBuilder()
+                      .setDefaultInstance(Policy.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<GetIamPolicyRequest, Policy>
+      getIamPolicyMethodDescriptor =
+          ApiMethodDescriptor.<GetIamPolicyRequest, Policy>newBuilder()
+              .setFullMethodName("google.iam.v1.IAMPolicy/GetIamPolicy")
+              .setHttpMethod("GET")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<GetIamPolicyRequest>newBuilder()
+                      .setPath(
+                          "/v1/{resource=projects/*/locations/*/jobs/*}:getIamPolicy",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<GetIamPolicyRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "resource", request.getResource());
+                            return fields;
+                          })
+                      .setAdditionalPaths(
+                          "/v1/{resource=projects/*/locations/*/tasks/*}:getIamPolicy",
+                          "/v1/{resource=projects/*/locations/*/nodes/*}:getIamPolicy")
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<GetIamPolicyRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(request -> null)
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<Policy>newBuilder()
+                      .setDefaultInstance(Policy.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsMethodDescriptor =
+          ApiMethodDescriptor.<TestIamPermissionsRequest, TestIamPermissionsResponse>newBuilder()
+              .setFullMethodName("google.iam.v1.IAMPolicy/TestIamPermissions")
+              .setHttpMethod("POST")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<TestIamPermissionsRequest>newBuilder()
+                      .setPath(
+                          "/v1/{resource=projects/*/locations/*/jobs/*}:testIamPermissions",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<TestIamPermissionsRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "resource", request.getResource());
+                            return fields;
+                          })
+                      .setAdditionalPaths(
+                          "/v1/{resource=projects/*/locations/*/tasks/*}:testIamPermissions",
+                          "/v1/{resource=projects/*/locations/*/nodes/*}:testIamPermissions")
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<TestIamPermissionsRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(
+                          request ->
+                              ProtoRestSerializer.create()
+                                  .toBody("*", request.toBuilder().clearResource().build()))
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<TestIamPermissionsResponse>newBuilder()
+                      .setDefaultInstance(TestIamPermissionsResponse.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
   private final UnaryCallable<CreateJobRequest, Job> createJobCallable;
   private final UnaryCallable<GetJobRequest, Job> getJobCallable;
   private final UnaryCallable<DeleteJobRequest, Operation> deleteJobCallable;
@@ -289,6 +479,14 @@ public class HttpJsonBatchServiceStub extends BatchServiceStub {
   private final UnaryCallable<GetTaskRequest, Task> getTaskCallable;
   private final UnaryCallable<ListTasksRequest, ListTasksResponse> listTasksCallable;
   private final UnaryCallable<ListTasksRequest, ListTasksPagedResponse> listTasksPagedCallable;
+  private final UnaryCallable<ListLocationsRequest, ListLocationsResponse> listLocationsCallable;
+  private final UnaryCallable<ListLocationsRequest, ListLocationsPagedResponse>
+      listLocationsPagedCallable;
+  private final UnaryCallable<GetLocationRequest, Location> getLocationCallable;
+  private final UnaryCallable<SetIamPolicyRequest, Policy> setIamPolicyCallable;
+  private final UnaryCallable<GetIamPolicyRequest, Policy> getIamPolicyCallable;
+  private final UnaryCallable<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsCallable;
 
   private final BackgroundResource backgroundResources;
   private final HttpJsonOperationsStub httpJsonOperationsStub;
@@ -365,6 +563,33 @@ protected HttpJsonBatchServiceStub(
             .setMethodDescriptor(listTasksMethodDescriptor)
             .setTypeRegistry(typeRegistry)
             .build();
+    HttpJsonCallSettings<ListLocationsRequest, ListLocationsResponse>
+        listLocationsTransportSettings =
+            HttpJsonCallSettings.<ListLocationsRequest, ListLocationsResponse>newBuilder()
+                .setMethodDescriptor(listLocationsMethodDescriptor)
+                .setTypeRegistry(typeRegistry)
+                .build();
+    HttpJsonCallSettings<GetLocationRequest, Location> getLocationTransportSettings =
+        HttpJsonCallSettings.<GetLocationRequest, Location>newBuilder()
+            .setMethodDescriptor(getLocationMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<SetIamPolicyRequest, Policy> setIamPolicyTransportSettings =
+        HttpJsonCallSettings.<SetIamPolicyRequest, Policy>newBuilder()
+            .setMethodDescriptor(setIamPolicyMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<GetIamPolicyRequest, Policy> getIamPolicyTransportSettings =
+        HttpJsonCallSettings.<GetIamPolicyRequest, Policy>newBuilder()
+            .setMethodDescriptor(getIamPolicyMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<TestIamPermissionsRequest, TestIamPermissionsResponse>
+        testIamPermissionsTransportSettings =
+            HttpJsonCallSettings.<TestIamPermissionsRequest, TestIamPermissionsResponse>newBuilder()
+                .setMethodDescriptor(testIamPermissionsMethodDescriptor)
+                .setTypeRegistry(typeRegistry)
+                .build();
 
     this.createJobCallable =
         callableFactory.createUnaryCallable(
@@ -396,6 +621,26 @@ protected HttpJsonBatchServiceStub(
     this.listTasksPagedCallable =
         callableFactory.createPagedCallable(
             listTasksTransportSettings, settings.listTasksSettings(), clientContext);
+    this.listLocationsCallable =
+        callableFactory.createUnaryCallable(
+            listLocationsTransportSettings, settings.listLocationsSettings(), clientContext);
+    this.listLocationsPagedCallable =
+        callableFactory.createPagedCallable(
+            listLocationsTransportSettings, settings.listLocationsSettings(), clientContext);
+    this.getLocationCallable =
+        callableFactory.createUnaryCallable(
+            getLocationTransportSettings, settings.getLocationSettings(), clientContext);
+    this.setIamPolicyCallable =
+        callableFactory.createUnaryCallable(
+            setIamPolicyTransportSettings, settings.setIamPolicySettings(), clientContext);
+    this.getIamPolicyCallable =
+        callableFactory.createUnaryCallable(
+            getIamPolicyTransportSettings, settings.getIamPolicySettings(), clientContext);
+    this.testIamPermissionsCallable =
+        callableFactory.createUnaryCallable(
+            testIamPermissionsTransportSettings,
+            settings.testIamPermissionsSettings(),
+            clientContext);
 
     this.backgroundResources =
         new BackgroundResourceAggregation(clientContext.getBackgroundResources());
@@ -410,6 +655,11 @@ public static List<ApiMethodDescriptor> getMethodDescriptors() {
     methodDescriptors.add(listJobsMethodDescriptor);
     methodDescriptors.add(getTaskMethodDescriptor);
     methodDescriptors.add(listTasksMethodDescriptor);
+    methodDescriptors.add(listLocationsMethodDescriptor);
+    methodDescriptors.add(getLocationMethodDescriptor);
+    methodDescriptors.add(setIamPolicyMethodDescriptor);
+    methodDescriptors.add(getIamPolicyMethodDescriptor);
+    methodDescriptors.add(testIamPermissionsMethodDescriptor);
     return methodDescriptors;
   }
 
@@ -463,6 +713,38 @@ public UnaryCallable<ListTasksRequest, ListTasksPagedResponse> listTasksPagedCal
     return listTasksPagedCallable;
   }
 
+  @Override
+  public UnaryCallable<ListLocationsRequest, ListLocationsResponse> listLocationsCallable() {
+    return listLocationsCallable;
+  }
+
+  @Override
+  public UnaryCallable<ListLocationsRequest, ListLocationsPagedResponse>
+      listLocationsPagedCallable() {
+    return listLocationsPagedCallable;
+  }
+
+  @Override
+  public UnaryCallable<GetLocationRequest, Location> getLocationCallable() {
+    return getLocationCallable;
+  }
+
+  @Override
+  public UnaryCallable<SetIamPolicyRequest, Policy> setIamPolicyCallable() {
+    return setIamPolicyCallable;
+  }
+
+  @Override
+  public UnaryCallable<GetIamPolicyRequest, Policy> getIamPolicyCallable() {
+    return getIamPolicyCallable;
+  }
+
+  @Override
+  public UnaryCallable<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsCallable() {
+    return testIamPermissionsCallable;
+  }
+
   @Override
   public final void close() {
     try {
diff --git a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/BatchServiceClient.java b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/BatchServiceClient.java
index 02e947860298..76b44baef3d7 100644
--- a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/BatchServiceClient.java
+++ b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/BatchServiceClient.java
@@ -20,6 +20,7 @@
 import com.google.api.core.ApiFutures;
 import com.google.api.core.BetaApi;
 import com.google.api.gax.core.BackgroundResource;
+import com.google.api.gax.httpjson.longrunning.OperationsClient;
 import com.google.api.gax.longrunning.OperationFuture;
 import com.google.api.gax.paging.AbstractFixedSizeCollection;
 import com.google.api.gax.paging.AbstractPage;
@@ -29,9 +30,17 @@
 import com.google.api.gax.rpc.UnaryCallable;
 import com.google.cloud.batch.v1alpha.stub.BatchServiceStub;
 import com.google.cloud.batch.v1alpha.stub.BatchServiceStubSettings;
+import com.google.cloud.location.GetLocationRequest;
+import com.google.cloud.location.ListLocationsRequest;
+import com.google.cloud.location.ListLocationsResponse;
+import com.google.cloud.location.Location;
 import com.google.common.util.concurrent.MoreExecutors;
+import com.google.iam.v1.GetIamPolicyRequest;
+import com.google.iam.v1.Policy;
+import com.google.iam.v1.SetIamPolicyRequest;
+import com.google.iam.v1.TestIamPermissionsRequest;
+import com.google.iam.v1.TestIamPermissionsResponse;
 import com.google.longrunning.Operation;
-import com.google.longrunning.OperationsClient;
 import com.google.protobuf.Empty;
 import java.io.IOException;
 import java.util.List;
@@ -105,6 +114,20 @@
  * BatchServiceClient batchServiceClient = BatchServiceClient.create(batchServiceSettings);
  * }</pre>
  *
+ * <p>To use REST (HTTP1.1/JSON) transport (instead of gRPC) for sending and receiving requests over
+ * the wire:
+ *
+ * <pre>{@code
+ * // This snippet has been automatically generated for illustrative purposes only.
+ * // It may require modifications to work in your environment.
+ * BatchServiceSettings batchServiceSettings =
+ *     BatchServiceSettings.newBuilder()
+ *         .setTransportChannelProvider(
+ *             BatchServiceSettings.defaultHttpJsonTransportProviderBuilder().build())
+ *         .build();
+ * BatchServiceClient batchServiceClient = BatchServiceClient.create(batchServiceSettings);
+ * }</pre>
+ *
  * <p>Please refer to the GitHub repository's samples for more quickstart code snippets.
  */
 @BetaApi
@@ -112,7 +135,8 @@
 public class BatchServiceClient implements BackgroundResource {
   private final BatchServiceSettings settings;
   private final BatchServiceStub stub;
-  private final OperationsClient operationsClient;
+  private final OperationsClient httpJsonOperationsClient;
+  private final com.google.longrunning.OperationsClient operationsClient;
 
   /** Constructs an instance of BatchServiceClient with default settings. */
   public static final BatchServiceClient create() throws IOException {
@@ -143,13 +167,17 @@ public static final BatchServiceClient create(BatchServiceStub stub) {
   protected BatchServiceClient(BatchServiceSettings settings) throws IOException {
     this.settings = settings;
     this.stub = ((BatchServiceStubSettings) settings.getStubSettings()).createStub();
-    this.operationsClient = OperationsClient.create(this.stub.getOperationsStub());
+    this.operationsClient =
+        com.google.longrunning.OperationsClient.create(this.stub.getOperationsStub());
+    this.httpJsonOperationsClient = OperationsClient.create(this.stub.getHttpJsonOperationsStub());
   }
 
   protected BatchServiceClient(BatchServiceStub stub) {
     this.settings = null;
     this.stub = stub;
-    this.operationsClient = OperationsClient.create(this.stub.getOperationsStub());
+    this.operationsClient =
+        com.google.longrunning.OperationsClient.create(this.stub.getOperationsStub());
+    this.httpJsonOperationsClient = OperationsClient.create(this.stub.getHttpJsonOperationsStub());
   }
 
   public final BatchServiceSettings getSettings() {
@@ -164,10 +192,19 @@ public BatchServiceStub getStub() {
    * Returns the OperationsClient that can be used to query the status of a long-running operation
    * returned by another API method call.
    */
-  public final OperationsClient getOperationsClient() {
+  public final com.google.longrunning.OperationsClient getOperationsClient() {
     return operationsClient;
   }
 
+  /**
+   * Returns the OperationsClient that can be used to query the status of a long-running operation
+   * returned by another API method call.
+   */
+  @BetaApi
+  public final OperationsClient getHttpJsonOperationsClient() {
+    return httpJsonOperationsClient;
+  }
+
   // AUTO-GENERATED DOCUMENTATION AND METHOD.
   /**
    * Create a Job.
@@ -868,6 +905,319 @@ public final UnaryCallable<ListTasksRequest, ListTasksResponse> listTasksCallabl
     return stub.listTasksCallable();
   }
 
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Lists information about the supported locations for this service.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   ListLocationsRequest request =
+   *       ListLocationsRequest.newBuilder()
+   *           .setName("name3373707")
+   *           .setFilter("filter-1274492040")
+   *           .setPageSize(883849137)
+   *           .setPageToken("pageToken873572522")
+   *           .build();
+   *   for (Location element : batchServiceClient.listLocations(request).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
+   * @param request The request object containing all of the parameters for the API call.
+   * @throws com.google.api.gax.rpc.ApiException if the remote call fails
+   */
+  public final ListLocationsPagedResponse listLocations(ListLocationsRequest request) {
+    return listLocationsPagedCallable().call(request);
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Lists information about the supported locations for this service.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   ListLocationsRequest request =
+   *       ListLocationsRequest.newBuilder()
+   *           .setName("name3373707")
+   *           .setFilter("filter-1274492040")
+   *           .setPageSize(883849137)
+   *           .setPageToken("pageToken873572522")
+   *           .build();
+   *   ApiFuture<Location> future =
+   *       batchServiceClient.listLocationsPagedCallable().futureCall(request);
+   *   // Do something.
+   *   for (Location element : future.get().iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   */
+  public final UnaryCallable<ListLocationsRequest, ListLocationsPagedResponse>
+      listLocationsPagedCallable() {
+    return stub.listLocationsPagedCallable();
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Lists information about the supported locations for this service.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   ListLocationsRequest request =
+   *       ListLocationsRequest.newBuilder()
+   *           .setName("name3373707")
+   *           .setFilter("filter-1274492040")
+   *           .setPageSize(883849137)
+   *           .setPageToken("pageToken873572522")
+   *           .build();
+   *   while (true) {
+   *     ListLocationsResponse response = batchServiceClient.listLocationsCallable().call(request);
+   *     for (Location element : response.getLocationsList()) {
+   *       // doThingsWith(element);
+   *     }
+   *     String nextPageToken = response.getNextPageToken();
+   *     if (!Strings.isNullOrEmpty(nextPageToken)) {
+   *       request = request.toBuilder().setPageToken(nextPageToken).build();
+   *     } else {
+   *       break;
+   *     }
+   *   }
+   * }
+   * }</pre>
+   */
+  public final UnaryCallable<ListLocationsRequest, ListLocationsResponse> listLocationsCallable() {
+    return stub.listLocationsCallable();
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Gets information about a location.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   GetLocationRequest request = GetLocationRequest.newBuilder().setName("name3373707").build();
+   *   Location response = batchServiceClient.getLocation(request);
+   * }
+   * }</pre>
+   *
+   * @param request The request object containing all of the parameters for the API call.
+   * @throws com.google.api.gax.rpc.ApiException if the remote call fails
+   */
+  public final Location getLocation(GetLocationRequest request) {
+    return getLocationCallable().call(request);
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Gets information about a location.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   GetLocationRequest request = GetLocationRequest.newBuilder().setName("name3373707").build();
+   *   ApiFuture<Location> future = batchServiceClient.getLocationCallable().futureCall(request);
+   *   // Do something.
+   *   Location response = future.get();
+   * }
+   * }</pre>
+   */
+  public final UnaryCallable<GetLocationRequest, Location> getLocationCallable() {
+    return stub.getLocationCallable();
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Sets the access control policy on the specified resource. Replacesany existing policy.
+   *
+   * <p>Can return `NOT_FOUND`, `INVALID_ARGUMENT`, and `PERMISSION_DENIED`errors.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   SetIamPolicyRequest request =
+   *       SetIamPolicyRequest.newBuilder()
+   *           .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+   *           .setPolicy(Policy.newBuilder().build())
+   *           .setUpdateMask(FieldMask.newBuilder().build())
+   *           .build();
+   *   Policy response = batchServiceClient.setIamPolicy(request);
+   * }
+   * }</pre>
+   *
+   * @param request The request object containing all of the parameters for the API call.
+   * @throws com.google.api.gax.rpc.ApiException if the remote call fails
+   */
+  public final Policy setIamPolicy(SetIamPolicyRequest request) {
+    return setIamPolicyCallable().call(request);
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Sets the access control policy on the specified resource. Replacesany existing policy.
+   *
+   * <p>Can return `NOT_FOUND`, `INVALID_ARGUMENT`, and `PERMISSION_DENIED`errors.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   SetIamPolicyRequest request =
+   *       SetIamPolicyRequest.newBuilder()
+   *           .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+   *           .setPolicy(Policy.newBuilder().build())
+   *           .setUpdateMask(FieldMask.newBuilder().build())
+   *           .build();
+   *   ApiFuture<Policy> future = batchServiceClient.setIamPolicyCallable().futureCall(request);
+   *   // Do something.
+   *   Policy response = future.get();
+   * }
+   * }</pre>
+   */
+  public final UnaryCallable<SetIamPolicyRequest, Policy> setIamPolicyCallable() {
+    return stub.setIamPolicyCallable();
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Gets the access control policy for a resource. Returns an empty policyif the resource exists
+   * and does not have a policy set.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   GetIamPolicyRequest request =
+   *       GetIamPolicyRequest.newBuilder()
+   *           .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+   *           .setOptions(GetPolicyOptions.newBuilder().build())
+   *           .build();
+   *   Policy response = batchServiceClient.getIamPolicy(request);
+   * }
+   * }</pre>
+   *
+   * @param request The request object containing all of the parameters for the API call.
+   * @throws com.google.api.gax.rpc.ApiException if the remote call fails
+   */
+  public final Policy getIamPolicy(GetIamPolicyRequest request) {
+    return getIamPolicyCallable().call(request);
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Gets the access control policy for a resource. Returns an empty policyif the resource exists
+   * and does not have a policy set.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   GetIamPolicyRequest request =
+   *       GetIamPolicyRequest.newBuilder()
+   *           .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+   *           .setOptions(GetPolicyOptions.newBuilder().build())
+   *           .build();
+   *   ApiFuture<Policy> future = batchServiceClient.getIamPolicyCallable().futureCall(request);
+   *   // Do something.
+   *   Policy response = future.get();
+   * }
+   * }</pre>
+   */
+  public final UnaryCallable<GetIamPolicyRequest, Policy> getIamPolicyCallable() {
+    return stub.getIamPolicyCallable();
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Returns permissions that a caller has on the specified resource. If theresource does not exist,
+   * this will return an empty set ofpermissions, not a `NOT_FOUND` error.
+   *
+   * <p>Note: This operation is designed to be used for buildingpermission-aware UIs and
+   * command-line tools, not for authorizationchecking. This operation may "fail open" without
+   * warning.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   TestIamPermissionsRequest request =
+   *       TestIamPermissionsRequest.newBuilder()
+   *           .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+   *           .addAllPermissions(new ArrayList<String>())
+   *           .build();
+   *   TestIamPermissionsResponse response = batchServiceClient.testIamPermissions(request);
+   * }
+   * }</pre>
+   *
+   * @param request The request object containing all of the parameters for the API call.
+   * @throws com.google.api.gax.rpc.ApiException if the remote call fails
+   */
+  public final TestIamPermissionsResponse testIamPermissions(TestIamPermissionsRequest request) {
+    return testIamPermissionsCallable().call(request);
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD.
+  /**
+   * Returns permissions that a caller has on the specified resource. If theresource does not exist,
+   * this will return an empty set ofpermissions, not a `NOT_FOUND` error.
+   *
+   * <p>Note: This operation is designed to be used for buildingpermission-aware UIs and
+   * command-line tools, not for authorizationchecking. This operation may "fail open" without
+   * warning.
+   *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * // This snippet has been automatically generated for illustrative purposes only.
+   * // It may require modifications to work in your environment.
+   * try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {
+   *   TestIamPermissionsRequest request =
+   *       TestIamPermissionsRequest.newBuilder()
+   *           .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+   *           .addAllPermissions(new ArrayList<String>())
+   *           .build();
+   *   ApiFuture<TestIamPermissionsResponse> future =
+   *       batchServiceClient.testIamPermissionsCallable().futureCall(request);
+   *   // Do something.
+   *   TestIamPermissionsResponse response = future.get();
+   * }
+   * }</pre>
+   */
+  public final UnaryCallable<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsCallable() {
+    return stub.testIamPermissionsCallable();
+  }
+
   @Override
   public final void close() {
     stub.close();
@@ -1025,4 +1375,80 @@ protected ListTasksFixedSizeCollection createCollection(
       return new ListTasksFixedSizeCollection(pages, collectionSize);
     }
   }
+
+  public static class ListLocationsPagedResponse
+      extends AbstractPagedListResponse<
+          ListLocationsRequest,
+          ListLocationsResponse,
+          Location,
+          ListLocationsPage,
+          ListLocationsFixedSizeCollection> {
+
+    public static ApiFuture<ListLocationsPagedResponse> createAsync(
+        PageContext<ListLocationsRequest, ListLocationsResponse, Location> context,
+        ApiFuture<ListLocationsResponse> futureResponse) {
+      ApiFuture<ListLocationsPage> futurePage =
+          ListLocationsPage.createEmptyPage().createPageAsync(context, futureResponse);
+      return ApiFutures.transform(
+          futurePage,
+          input -> new ListLocationsPagedResponse(input),
+          MoreExecutors.directExecutor());
+    }
+
+    private ListLocationsPagedResponse(ListLocationsPage page) {
+      super(page, ListLocationsFixedSizeCollection.createEmptyCollection());
+    }
+  }
+
+  public static class ListLocationsPage
+      extends AbstractPage<
+          ListLocationsRequest, ListLocationsResponse, Location, ListLocationsPage> {
+
+    private ListLocationsPage(
+        PageContext<ListLocationsRequest, ListLocationsResponse, Location> context,
+        ListLocationsResponse response) {
+      super(context, response);
+    }
+
+    private static ListLocationsPage createEmptyPage() {
+      return new ListLocationsPage(null, null);
+    }
+
+    @Override
+    protected ListLocationsPage createPage(
+        PageContext<ListLocationsRequest, ListLocationsResponse, Location> context,
+        ListLocationsResponse response) {
+      return new ListLocationsPage(context, response);
+    }
+
+    @Override
+    public ApiFuture<ListLocationsPage> createPageAsync(
+        PageContext<ListLocationsRequest, ListLocationsResponse, Location> context,
+        ApiFuture<ListLocationsResponse> futureResponse) {
+      return super.createPageAsync(context, futureResponse);
+    }
+  }
+
+  public static class ListLocationsFixedSizeCollection
+      extends AbstractFixedSizeCollection<
+          ListLocationsRequest,
+          ListLocationsResponse,
+          Location,
+          ListLocationsPage,
+          ListLocationsFixedSizeCollection> {
+
+    private ListLocationsFixedSizeCollection(List<ListLocationsPage> pages, int collectionSize) {
+      super(pages, collectionSize);
+    }
+
+    private static ListLocationsFixedSizeCollection createEmptyCollection() {
+      return new ListLocationsFixedSizeCollection(null, 0);
+    }
+
+    @Override
+    protected ListLocationsFixedSizeCollection createCollection(
+        List<ListLocationsPage> pages, int collectionSize) {
+      return new ListLocationsFixedSizeCollection(pages, collectionSize);
+    }
+  }
 }
diff --git a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/BatchServiceSettings.java b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/BatchServiceSettings.java
index 349888a8ea51..9e23db9ff982 100644
--- a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/BatchServiceSettings.java
+++ b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/BatchServiceSettings.java
@@ -17,6 +17,7 @@
 package com.google.cloud.batch.v1alpha;
 
 import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListJobsPagedResponse;
+import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListLocationsPagedResponse;
 import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListTasksPagedResponse;
 
 import com.google.api.core.ApiFunction;
@@ -24,6 +25,7 @@
 import com.google.api.gax.core.GoogleCredentialsProvider;
 import com.google.api.gax.core.InstantiatingExecutorProvider;
 import com.google.api.gax.grpc.InstantiatingGrpcChannelProvider;
+import com.google.api.gax.httpjson.InstantiatingHttpJsonChannelProvider;
 import com.google.api.gax.rpc.ApiClientHeaderProvider;
 import com.google.api.gax.rpc.ClientContext;
 import com.google.api.gax.rpc.ClientSettings;
@@ -32,6 +34,15 @@
 import com.google.api.gax.rpc.TransportChannelProvider;
 import com.google.api.gax.rpc.UnaryCallSettings;
 import com.google.cloud.batch.v1alpha.stub.BatchServiceStubSettings;
+import com.google.cloud.location.GetLocationRequest;
+import com.google.cloud.location.ListLocationsRequest;
+import com.google.cloud.location.ListLocationsResponse;
+import com.google.cloud.location.Location;
+import com.google.iam.v1.GetIamPolicyRequest;
+import com.google.iam.v1.Policy;
+import com.google.iam.v1.SetIamPolicyRequest;
+import com.google.iam.v1.TestIamPermissionsRequest;
+import com.google.iam.v1.TestIamPermissionsResponse;
 import com.google.longrunning.Operation;
 import com.google.protobuf.Empty;
 import java.io.IOException;
@@ -113,6 +124,33 @@ public UnaryCallSettings<GetTaskRequest, Task> getTaskSettings() {
     return ((BatchServiceStubSettings) getStubSettings()).listTasksSettings();
   }
 
+  /** Returns the object with the settings used for calls to listLocations. */
+  public PagedCallSettings<ListLocationsRequest, ListLocationsResponse, ListLocationsPagedResponse>
+      listLocationsSettings() {
+    return ((BatchServiceStubSettings) getStubSettings()).listLocationsSettings();
+  }
+
+  /** Returns the object with the settings used for calls to getLocation. */
+  public UnaryCallSettings<GetLocationRequest, Location> getLocationSettings() {
+    return ((BatchServiceStubSettings) getStubSettings()).getLocationSettings();
+  }
+
+  /** Returns the object with the settings used for calls to setIamPolicy. */
+  public UnaryCallSettings<SetIamPolicyRequest, Policy> setIamPolicySettings() {
+    return ((BatchServiceStubSettings) getStubSettings()).setIamPolicySettings();
+  }
+
+  /** Returns the object with the settings used for calls to getIamPolicy. */
+  public UnaryCallSettings<GetIamPolicyRequest, Policy> getIamPolicySettings() {
+    return ((BatchServiceStubSettings) getStubSettings()).getIamPolicySettings();
+  }
+
+  /** Returns the object with the settings used for calls to testIamPermissions. */
+  public UnaryCallSettings<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsSettings() {
+    return ((BatchServiceStubSettings) getStubSettings()).testIamPermissionsSettings();
+  }
+
   public static final BatchServiceSettings create(BatchServiceStubSettings stub)
       throws IOException {
     return new BatchServiceSettings.Builder(stub.toBuilder()).build();
@@ -138,11 +176,18 @@ public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilde
     return BatchServiceStubSettings.defaultCredentialsProviderBuilder();
   }
 
-  /** Returns a builder for the default ChannelProvider for this service. */
+  /** Returns a builder for the default gRPC ChannelProvider for this service. */
   public static InstantiatingGrpcChannelProvider.Builder defaultGrpcTransportProviderBuilder() {
     return BatchServiceStubSettings.defaultGrpcTransportProviderBuilder();
   }
 
+  /** Returns a builder for the default REST ChannelProvider for this service. */
+  @BetaApi
+  public static InstantiatingHttpJsonChannelProvider.Builder
+      defaultHttpJsonTransportProviderBuilder() {
+    return BatchServiceStubSettings.defaultHttpJsonTransportProviderBuilder();
+  }
+
   public static TransportChannelProvider defaultTransportChannelProvider() {
     return BatchServiceStubSettings.defaultTransportChannelProvider();
   }
@@ -152,11 +197,17 @@ public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuil
     return BatchServiceStubSettings.defaultApiClientHeaderProviderBuilder();
   }
 
-  /** Returns a new builder for this class. */
+  /** Returns a new gRPC builder for this class. */
   public static Builder newBuilder() {
     return Builder.createDefault();
   }
 
+  /** Returns a new REST builder for this class. */
+  @BetaApi
+  public static Builder newHttpJsonBuilder() {
+    return Builder.createHttpJsonDefault();
+  }
+
   /** Returns a new builder for this class. */
   public static Builder newBuilder(ClientContext clientContext) {
     return new Builder(clientContext);
@@ -194,6 +245,11 @@ private static Builder createDefault() {
       return new Builder(BatchServiceStubSettings.newBuilder());
     }
 
+    @BetaApi
+    private static Builder createHttpJsonDefault() {
+      return new Builder(BatchServiceStubSettings.newHttpJsonBuilder());
+    }
+
     public BatchServiceStubSettings.Builder getStubSettingsBuilder() {
       return ((BatchServiceStubSettings.Builder) getStubSettings());
     }
@@ -248,6 +304,34 @@ public UnaryCallSettings.Builder<GetTaskRequest, Task> getTaskSettings() {
       return getStubSettingsBuilder().listTasksSettings();
     }
 
+    /** Returns the builder for the settings used for calls to listLocations. */
+    public PagedCallSettings.Builder<
+            ListLocationsRequest, ListLocationsResponse, ListLocationsPagedResponse>
+        listLocationsSettings() {
+      return getStubSettingsBuilder().listLocationsSettings();
+    }
+
+    /** Returns the builder for the settings used for calls to getLocation. */
+    public UnaryCallSettings.Builder<GetLocationRequest, Location> getLocationSettings() {
+      return getStubSettingsBuilder().getLocationSettings();
+    }
+
+    /** Returns the builder for the settings used for calls to setIamPolicy. */
+    public UnaryCallSettings.Builder<SetIamPolicyRequest, Policy> setIamPolicySettings() {
+      return getStubSettingsBuilder().setIamPolicySettings();
+    }
+
+    /** Returns the builder for the settings used for calls to getIamPolicy. */
+    public UnaryCallSettings.Builder<GetIamPolicyRequest, Policy> getIamPolicySettings() {
+      return getStubSettingsBuilder().getIamPolicySettings();
+    }
+
+    /** Returns the builder for the settings used for calls to testIamPermissions. */
+    public UnaryCallSettings.Builder<TestIamPermissionsRequest, TestIamPermissionsResponse>
+        testIamPermissionsSettings() {
+      return getStubSettingsBuilder().testIamPermissionsSettings();
+    }
+
     @Override
     public BatchServiceSettings build() throws IOException {
       return new BatchServiceSettings(this);
diff --git a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/gapic_metadata.json b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/gapic_metadata.json
index 154c03fe5495..fb914783e07e 100644
--- a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/gapic_metadata.json
+++ b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/gapic_metadata.json
@@ -16,17 +16,32 @@
             "DeleteJob": {
               "methods": ["deleteJobAsync", "deleteJobAsync", "deleteJobOperationCallable", "deleteJobCallable"]
             },
+            "GetIamPolicy": {
+              "methods": ["getIamPolicy", "getIamPolicyCallable"]
+            },
             "GetJob": {
               "methods": ["getJob", "getJob", "getJob", "getJobCallable"]
             },
+            "GetLocation": {
+              "methods": ["getLocation", "getLocationCallable"]
+            },
             "GetTask": {
               "methods": ["getTask", "getTask", "getTask", "getTaskCallable"]
             },
             "ListJobs": {
               "methods": ["listJobs", "listJobs", "listJobsPagedCallable", "listJobsCallable"]
             },
+            "ListLocations": {
+              "methods": ["listLocations", "listLocationsPagedCallable", "listLocationsCallable"]
+            },
             "ListTasks": {
               "methods": ["listTasks", "listTasks", "listTasks", "listTasksPagedCallable", "listTasksCallable"]
+            },
+            "SetIamPolicy": {
+              "methods": ["setIamPolicy", "setIamPolicyCallable"]
+            },
+            "TestIamPermissions": {
+              "methods": ["testIamPermissions", "testIamPermissionsCallable"]
             }
           }
         }
diff --git a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/package-info.java b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/package-info.java
index afb003790424..0989c1337fb9 100644
--- a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/package-info.java
+++ b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/package-info.java
@@ -15,7 +15,9 @@
  */
 
 /**
- * The interfaces provided are listed below, along with usage samples.
+ * A client to Batch API
+ *
+ * <p>The interfaces provided are listed below, along with usage samples.
  *
  * <p>======================= BatchServiceClient =======================
  *
diff --git a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/stub/BatchServiceStub.java b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/stub/BatchServiceStub.java
index 44de4c2ca901..0b3397bc8070 100644
--- a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/stub/BatchServiceStub.java
+++ b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/stub/BatchServiceStub.java
@@ -17,6 +17,7 @@
 package com.google.cloud.batch.v1alpha.stub;
 
 import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListJobsPagedResponse;
+import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListLocationsPagedResponse;
 import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListTasksPagedResponse;
 
 import com.google.api.core.BetaApi;
@@ -34,6 +35,15 @@
 import com.google.cloud.batch.v1alpha.ListTasksResponse;
 import com.google.cloud.batch.v1alpha.OperationMetadata;
 import com.google.cloud.batch.v1alpha.Task;
+import com.google.cloud.location.GetLocationRequest;
+import com.google.cloud.location.ListLocationsRequest;
+import com.google.cloud.location.ListLocationsResponse;
+import com.google.cloud.location.Location;
+import com.google.iam.v1.GetIamPolicyRequest;
+import com.google.iam.v1.Policy;
+import com.google.iam.v1.SetIamPolicyRequest;
+import com.google.iam.v1.TestIamPermissionsRequest;
+import com.google.iam.v1.TestIamPermissionsResponse;
 import com.google.longrunning.Operation;
 import com.google.longrunning.stub.OperationsStub;
 import com.google.protobuf.Empty;
@@ -50,7 +60,11 @@
 public abstract class BatchServiceStub implements BackgroundResource {
 
   public OperationsStub getOperationsStub() {
-    throw new UnsupportedOperationException("Not implemented: getOperationsStub()");
+    return null;
+  }
+
+  public com.google.api.gax.httpjson.longrunning.stub.OperationsStub getHttpJsonOperationsStub() {
+    return null;
   }
 
   public UnaryCallable<CreateJobRequest, Job> createJobCallable() {
@@ -90,6 +104,32 @@ public UnaryCallable<ListTasksRequest, ListTasksResponse> listTasksCallable() {
     throw new UnsupportedOperationException("Not implemented: listTasksCallable()");
   }
 
+  public UnaryCallable<ListLocationsRequest, ListLocationsPagedResponse>
+      listLocationsPagedCallable() {
+    throw new UnsupportedOperationException("Not implemented: listLocationsPagedCallable()");
+  }
+
+  public UnaryCallable<ListLocationsRequest, ListLocationsResponse> listLocationsCallable() {
+    throw new UnsupportedOperationException("Not implemented: listLocationsCallable()");
+  }
+
+  public UnaryCallable<GetLocationRequest, Location> getLocationCallable() {
+    throw new UnsupportedOperationException("Not implemented: getLocationCallable()");
+  }
+
+  public UnaryCallable<SetIamPolicyRequest, Policy> setIamPolicyCallable() {
+    throw new UnsupportedOperationException("Not implemented: setIamPolicyCallable()");
+  }
+
+  public UnaryCallable<GetIamPolicyRequest, Policy> getIamPolicyCallable() {
+    throw new UnsupportedOperationException("Not implemented: getIamPolicyCallable()");
+  }
+
+  public UnaryCallable<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsCallable() {
+    throw new UnsupportedOperationException("Not implemented: testIamPermissionsCallable()");
+  }
+
   @Override
   public abstract void close();
 }
diff --git a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/stub/BatchServiceStubSettings.java b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/stub/BatchServiceStubSettings.java
index e21896b7483c..378c83cd987f 100644
--- a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/stub/BatchServiceStubSettings.java
+++ b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/stub/BatchServiceStubSettings.java
@@ -17,6 +17,7 @@
 package com.google.cloud.batch.v1alpha.stub;
 
 import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListJobsPagedResponse;
+import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListLocationsPagedResponse;
 import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListTasksPagedResponse;
 
 import com.google.api.core.ApiFunction;
@@ -29,6 +30,9 @@
 import com.google.api.gax.grpc.GrpcTransportChannel;
 import com.google.api.gax.grpc.InstantiatingGrpcChannelProvider;
 import com.google.api.gax.grpc.ProtoOperationTransformers;
+import com.google.api.gax.httpjson.GaxHttpJsonProperties;
+import com.google.api.gax.httpjson.HttpJsonTransportChannel;
+import com.google.api.gax.httpjson.InstantiatingHttpJsonChannelProvider;
 import com.google.api.gax.longrunning.OperationSnapshot;
 import com.google.api.gax.longrunning.OperationTimedPollAlgorithm;
 import com.google.api.gax.retrying.RetrySettings;
@@ -56,10 +60,19 @@
 import com.google.cloud.batch.v1alpha.ListTasksResponse;
 import com.google.cloud.batch.v1alpha.OperationMetadata;
 import com.google.cloud.batch.v1alpha.Task;
+import com.google.cloud.location.GetLocationRequest;
+import com.google.cloud.location.ListLocationsRequest;
+import com.google.cloud.location.ListLocationsResponse;
+import com.google.cloud.location.Location;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.Lists;
+import com.google.iam.v1.GetIamPolicyRequest;
+import com.google.iam.v1.Policy;
+import com.google.iam.v1.SetIamPolicyRequest;
+import com.google.iam.v1.TestIamPermissionsRequest;
+import com.google.iam.v1.TestIamPermissionsResponse;
 import com.google.longrunning.Operation;
 import com.google.protobuf.Empty;
 import java.io.IOException;
@@ -118,6 +131,14 @@ public class BatchServiceStubSettings extends StubSettings<BatchServiceStubSetti
   private final UnaryCallSettings<GetTaskRequest, Task> getTaskSettings;
   private final PagedCallSettings<ListTasksRequest, ListTasksResponse, ListTasksPagedResponse>
       listTasksSettings;
+  private final PagedCallSettings<
+          ListLocationsRequest, ListLocationsResponse, ListLocationsPagedResponse>
+      listLocationsSettings;
+  private final UnaryCallSettings<GetLocationRequest, Location> getLocationSettings;
+  private final UnaryCallSettings<SetIamPolicyRequest, Policy> setIamPolicySettings;
+  private final UnaryCallSettings<GetIamPolicyRequest, Policy> getIamPolicySettings;
+  private final UnaryCallSettings<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsSettings;
 
   private static final PagedListDescriptor<ListJobsRequest, ListJobsResponse, Job>
       LIST_JOBS_PAGE_STR_DESC =
@@ -191,6 +212,42 @@ public Iterable<Task> extractResources(ListTasksResponse payload) {
             }
           };
 
+  private static final PagedListDescriptor<ListLocationsRequest, ListLocationsResponse, Location>
+      LIST_LOCATIONS_PAGE_STR_DESC =
+          new PagedListDescriptor<ListLocationsRequest, ListLocationsResponse, Location>() {
+            @Override
+            public String emptyToken() {
+              return "";
+            }
+
+            @Override
+            public ListLocationsRequest injectToken(ListLocationsRequest payload, String token) {
+              return ListLocationsRequest.newBuilder(payload).setPageToken(token).build();
+            }
+
+            @Override
+            public ListLocationsRequest injectPageSize(ListLocationsRequest payload, int pageSize) {
+              return ListLocationsRequest.newBuilder(payload).setPageSize(pageSize).build();
+            }
+
+            @Override
+            public Integer extractPageSize(ListLocationsRequest payload) {
+              return payload.getPageSize();
+            }
+
+            @Override
+            public String extractNextToken(ListLocationsResponse payload) {
+              return payload.getNextPageToken();
+            }
+
+            @Override
+            public Iterable<Location> extractResources(ListLocationsResponse payload) {
+              return payload.getLocationsList() == null
+                  ? ImmutableList.<Location>of()
+                  : payload.getLocationsList();
+            }
+          };
+
   private static final PagedListResponseFactory<
           ListJobsRequest, ListJobsResponse, ListJobsPagedResponse>
       LIST_JOBS_PAGE_STR_FACT =
@@ -224,6 +281,23 @@ public ApiFuture<ListTasksPagedResponse> getFuturePagedResponse(
             }
           };
 
+  private static final PagedListResponseFactory<
+          ListLocationsRequest, ListLocationsResponse, ListLocationsPagedResponse>
+      LIST_LOCATIONS_PAGE_STR_FACT =
+          new PagedListResponseFactory<
+              ListLocationsRequest, ListLocationsResponse, ListLocationsPagedResponse>() {
+            @Override
+            public ApiFuture<ListLocationsPagedResponse> getFuturePagedResponse(
+                UnaryCallable<ListLocationsRequest, ListLocationsResponse> callable,
+                ListLocationsRequest request,
+                ApiCallContext context,
+                ApiFuture<ListLocationsResponse> futureResponse) {
+              PageContext<ListLocationsRequest, ListLocationsResponse, Location> pageContext =
+                  PageContext.create(callable, LIST_LOCATIONS_PAGE_STR_DESC, request, context);
+              return ListLocationsPagedResponse.createAsync(pageContext, futureResponse);
+            }
+          };
+
   /** Returns the object with the settings used for calls to createJob. */
   public UnaryCallSettings<CreateJobRequest, Job> createJobSettings() {
     return createJobSettings;
@@ -262,12 +336,44 @@ public UnaryCallSettings<GetTaskRequest, Task> getTaskSettings() {
     return listTasksSettings;
   }
 
+  /** Returns the object with the settings used for calls to listLocations. */
+  public PagedCallSettings<ListLocationsRequest, ListLocationsResponse, ListLocationsPagedResponse>
+      listLocationsSettings() {
+    return listLocationsSettings;
+  }
+
+  /** Returns the object with the settings used for calls to getLocation. */
+  public UnaryCallSettings<GetLocationRequest, Location> getLocationSettings() {
+    return getLocationSettings;
+  }
+
+  /** Returns the object with the settings used for calls to setIamPolicy. */
+  public UnaryCallSettings<SetIamPolicyRequest, Policy> setIamPolicySettings() {
+    return setIamPolicySettings;
+  }
+
+  /** Returns the object with the settings used for calls to getIamPolicy. */
+  public UnaryCallSettings<GetIamPolicyRequest, Policy> getIamPolicySettings() {
+    return getIamPolicySettings;
+  }
+
+  /** Returns the object with the settings used for calls to testIamPermissions. */
+  public UnaryCallSettings<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsSettings() {
+    return testIamPermissionsSettings;
+  }
+
   public BatchServiceStub createStub() throws IOException {
     if (getTransportChannelProvider()
         .getTransportName()
         .equals(GrpcTransportChannel.getGrpcTransportName())) {
       return GrpcBatchServiceStub.create(this);
     }
+    if (getTransportChannelProvider()
+        .getTransportName()
+        .equals(HttpJsonTransportChannel.getHttpJsonTransportName())) {
+      return HttpJsonBatchServiceStub.create(this);
+    }
     throw new UnsupportedOperationException(
         String.format(
             "Transport not supported: %s", getTransportChannelProvider().getTransportName()));
@@ -300,18 +406,25 @@ public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilde
         .setUseJwtAccessWithScope(true);
   }
 
-  /** Returns a builder for the default ChannelProvider for this service. */
+  /** Returns a builder for the default gRPC ChannelProvider for this service. */
   public static InstantiatingGrpcChannelProvider.Builder defaultGrpcTransportProviderBuilder() {
     return InstantiatingGrpcChannelProvider.newBuilder()
         .setMaxInboundMessageSize(Integer.MAX_VALUE);
   }
 
+  /** Returns a builder for the default REST ChannelProvider for this service. */
+  @BetaApi
+  public static InstantiatingHttpJsonChannelProvider.Builder
+      defaultHttpJsonTransportProviderBuilder() {
+    return InstantiatingHttpJsonChannelProvider.newBuilder();
+  }
+
   public static TransportChannelProvider defaultTransportChannelProvider() {
     return defaultGrpcTransportProviderBuilder().build();
   }
 
   @BetaApi("The surface for customizing headers is not stable yet and may change in the future.")
-  public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuilder() {
+  public static ApiClientHeaderProvider.Builder defaultGrpcApiClientHeaderProviderBuilder() {
     return ApiClientHeaderProvider.newBuilder()
         .setGeneratedLibToken(
             "gapic", GaxProperties.getLibraryVersion(BatchServiceStubSettings.class))
@@ -319,11 +432,30 @@ public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuil
             GaxGrpcProperties.getGrpcTokenName(), GaxGrpcProperties.getGrpcVersion());
   }
 
-  /** Returns a new builder for this class. */
+  @BetaApi("The surface for customizing headers is not stable yet and may change in the future.")
+  public static ApiClientHeaderProvider.Builder defaultHttpJsonApiClientHeaderProviderBuilder() {
+    return ApiClientHeaderProvider.newBuilder()
+        .setGeneratedLibToken(
+            "gapic", GaxProperties.getLibraryVersion(BatchServiceStubSettings.class))
+        .setTransportToken(
+            GaxHttpJsonProperties.getHttpJsonTokenName(),
+            GaxHttpJsonProperties.getHttpJsonVersion());
+  }
+
+  public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuilder() {
+    return BatchServiceStubSettings.defaultGrpcApiClientHeaderProviderBuilder();
+  }
+
+  /** Returns a new gRPC builder for this class. */
   public static Builder newBuilder() {
     return Builder.createDefault();
   }
 
+  /** Returns a new REST builder for this class. */
+  public static Builder newHttpJsonBuilder() {
+    return Builder.createHttpJsonDefault();
+  }
+
   /** Returns a new builder for this class. */
   public static Builder newBuilder(ClientContext clientContext) {
     return new Builder(clientContext);
@@ -344,6 +476,11 @@ protected BatchServiceStubSettings(Builder settingsBuilder) throws IOException {
     listJobsSettings = settingsBuilder.listJobsSettings().build();
     getTaskSettings = settingsBuilder.getTaskSettings().build();
     listTasksSettings = settingsBuilder.listTasksSettings().build();
+    listLocationsSettings = settingsBuilder.listLocationsSettings().build();
+    getLocationSettings = settingsBuilder.getLocationSettings().build();
+    setIamPolicySettings = settingsBuilder.setIamPolicySettings().build();
+    getIamPolicySettings = settingsBuilder.getIamPolicySettings().build();
+    testIamPermissionsSettings = settingsBuilder.testIamPermissionsSettings().build();
   }
 
   /** Builder for BatchServiceStubSettings. */
@@ -361,6 +498,14 @@ public static class Builder extends StubSettings.Builder<BatchServiceStubSetting
     private final PagedCallSettings.Builder<
             ListTasksRequest, ListTasksResponse, ListTasksPagedResponse>
         listTasksSettings;
+    private final PagedCallSettings.Builder<
+            ListLocationsRequest, ListLocationsResponse, ListLocationsPagedResponse>
+        listLocationsSettings;
+    private final UnaryCallSettings.Builder<GetLocationRequest, Location> getLocationSettings;
+    private final UnaryCallSettings.Builder<SetIamPolicyRequest, Policy> setIamPolicySettings;
+    private final UnaryCallSettings.Builder<GetIamPolicyRequest, Policy> getIamPolicySettings;
+    private final UnaryCallSettings.Builder<TestIamPermissionsRequest, TestIamPermissionsResponse>
+        testIamPermissionsSettings;
     private static final ImmutableMap<String, ImmutableSet<StatusCode.Code>>
         RETRYABLE_CODE_DEFINITIONS;
 
@@ -372,6 +517,7 @@ public static class Builder extends StubSettings.Builder<BatchServiceStubSetting
       definitions.put(
           "retry_policy_0_codes",
           ImmutableSet.copyOf(Lists.<StatusCode.Code>newArrayList(StatusCode.Code.UNAVAILABLE)));
+      definitions.put("no_retry_codes", ImmutableSet.copyOf(Lists.<StatusCode.Code>newArrayList()));
       RETRYABLE_CODE_DEFINITIONS = definitions.build();
     }
 
@@ -399,6 +545,8 @@ public static class Builder extends StubSettings.Builder<BatchServiceStubSetting
               .setTotalTimeout(Duration.ofMillis(60000L))
               .build();
       definitions.put("retry_policy_0_params", settings);
+      settings = RetrySettings.newBuilder().setRpcTimeoutMultiplier(1.0).build();
+      definitions.put("no_retry_params", settings);
       RETRY_PARAM_DEFINITIONS = definitions.build();
     }
 
@@ -416,6 +564,11 @@ protected Builder(ClientContext clientContext) {
       listJobsSettings = PagedCallSettings.newBuilder(LIST_JOBS_PAGE_STR_FACT);
       getTaskSettings = UnaryCallSettings.newUnaryCallSettingsBuilder();
       listTasksSettings = PagedCallSettings.newBuilder(LIST_TASKS_PAGE_STR_FACT);
+      listLocationsSettings = PagedCallSettings.newBuilder(LIST_LOCATIONS_PAGE_STR_FACT);
+      getLocationSettings = UnaryCallSettings.newUnaryCallSettingsBuilder();
+      setIamPolicySettings = UnaryCallSettings.newUnaryCallSettingsBuilder();
+      getIamPolicySettings = UnaryCallSettings.newUnaryCallSettingsBuilder();
+      testIamPermissionsSettings = UnaryCallSettings.newUnaryCallSettingsBuilder();
 
       unaryMethodSettingsBuilders =
           ImmutableList.<UnaryCallSettings.Builder<?, ?>>of(
@@ -424,7 +577,12 @@ protected Builder(ClientContext clientContext) {
               deleteJobSettings,
               listJobsSettings,
               getTaskSettings,
-              listTasksSettings);
+              listTasksSettings,
+              listLocationsSettings,
+              getLocationSettings,
+              setIamPolicySettings,
+              getIamPolicySettings,
+              testIamPermissionsSettings);
       initDefaults(this);
     }
 
@@ -438,6 +596,11 @@ protected Builder(BatchServiceStubSettings settings) {
       listJobsSettings = settings.listJobsSettings.toBuilder();
       getTaskSettings = settings.getTaskSettings.toBuilder();
       listTasksSettings = settings.listTasksSettings.toBuilder();
+      listLocationsSettings = settings.listLocationsSettings.toBuilder();
+      getLocationSettings = settings.getLocationSettings.toBuilder();
+      setIamPolicySettings = settings.setIamPolicySettings.toBuilder();
+      getIamPolicySettings = settings.getIamPolicySettings.toBuilder();
+      testIamPermissionsSettings = settings.testIamPermissionsSettings.toBuilder();
 
       unaryMethodSettingsBuilders =
           ImmutableList.<UnaryCallSettings.Builder<?, ?>>of(
@@ -446,7 +609,12 @@ protected Builder(BatchServiceStubSettings settings) {
               deleteJobSettings,
               listJobsSettings,
               getTaskSettings,
-              listTasksSettings);
+              listTasksSettings,
+              listLocationsSettings,
+              getLocationSettings,
+              setIamPolicySettings,
+              getIamPolicySettings,
+              testIamPermissionsSettings);
     }
 
     private static Builder createDefault() {
@@ -462,6 +630,19 @@ private static Builder createDefault() {
       return initDefaults(builder);
     }
 
+    private static Builder createHttpJsonDefault() {
+      Builder builder = new Builder(((ClientContext) null));
+
+      builder.setTransportChannelProvider(defaultHttpJsonTransportProviderBuilder().build());
+      builder.setCredentialsProvider(defaultCredentialsProviderBuilder().build());
+      builder.setInternalHeaderProvider(defaultHttpJsonApiClientHeaderProviderBuilder().build());
+      builder.setEndpoint(getDefaultEndpoint());
+      builder.setMtlsEndpoint(getDefaultMtlsEndpoint());
+      builder.setSwitchToMtlsEndpointAllowed(true);
+
+      return initDefaults(builder);
+    }
+
     private static Builder initDefaults(Builder builder) {
       builder
           .createJobSettings()
@@ -493,6 +674,31 @@ private static Builder initDefaults(Builder builder) {
           .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("retry_policy_0_codes"))
           .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("retry_policy_0_params"));
 
+      builder
+          .listLocationsSettings()
+          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("no_retry_codes"))
+          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("no_retry_params"));
+
+      builder
+          .getLocationSettings()
+          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("no_retry_codes"))
+          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("no_retry_params"));
+
+      builder
+          .setIamPolicySettings()
+          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("no_retry_codes"))
+          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("no_retry_params"));
+
+      builder
+          .getIamPolicySettings()
+          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("no_retry_codes"))
+          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("no_retry_params"));
+
+      builder
+          .testIamPermissionsSettings()
+          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("no_retry_codes"))
+          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("no_retry_params"));
+
       builder
           .deleteJobOperationSettings()
           .setInitialCallSettings(
@@ -574,6 +780,34 @@ public UnaryCallSettings.Builder<GetTaskRequest, Task> getTaskSettings() {
       return listTasksSettings;
     }
 
+    /** Returns the builder for the settings used for calls to listLocations. */
+    public PagedCallSettings.Builder<
+            ListLocationsRequest, ListLocationsResponse, ListLocationsPagedResponse>
+        listLocationsSettings() {
+      return listLocationsSettings;
+    }
+
+    /** Returns the builder for the settings used for calls to getLocation. */
+    public UnaryCallSettings.Builder<GetLocationRequest, Location> getLocationSettings() {
+      return getLocationSettings;
+    }
+
+    /** Returns the builder for the settings used for calls to setIamPolicy. */
+    public UnaryCallSettings.Builder<SetIamPolicyRequest, Policy> setIamPolicySettings() {
+      return setIamPolicySettings;
+    }
+
+    /** Returns the builder for the settings used for calls to getIamPolicy. */
+    public UnaryCallSettings.Builder<GetIamPolicyRequest, Policy> getIamPolicySettings() {
+      return getIamPolicySettings;
+    }
+
+    /** Returns the builder for the settings used for calls to testIamPermissions. */
+    public UnaryCallSettings.Builder<TestIamPermissionsRequest, TestIamPermissionsResponse>
+        testIamPermissionsSettings() {
+      return testIamPermissionsSettings;
+    }
+
     @Override
     public BatchServiceStubSettings build() throws IOException {
       return new BatchServiceStubSettings(this);
diff --git a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/stub/GrpcBatchServiceStub.java b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/stub/GrpcBatchServiceStub.java
index 17dcc589caf3..553e28d040ab 100644
--- a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/stub/GrpcBatchServiceStub.java
+++ b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/stub/GrpcBatchServiceStub.java
@@ -17,6 +17,7 @@
 package com.google.cloud.batch.v1alpha.stub;
 
 import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListJobsPagedResponse;
+import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListLocationsPagedResponse;
 import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListTasksPagedResponse;
 
 import com.google.api.core.BetaApi;
@@ -38,7 +39,16 @@
 import com.google.cloud.batch.v1alpha.ListTasksResponse;
 import com.google.cloud.batch.v1alpha.OperationMetadata;
 import com.google.cloud.batch.v1alpha.Task;
+import com.google.cloud.location.GetLocationRequest;
+import com.google.cloud.location.ListLocationsRequest;
+import com.google.cloud.location.ListLocationsResponse;
+import com.google.cloud.location.Location;
 import com.google.common.collect.ImmutableMap;
+import com.google.iam.v1.GetIamPolicyRequest;
+import com.google.iam.v1.Policy;
+import com.google.iam.v1.SetIamPolicyRequest;
+import com.google.iam.v1.TestIamPermissionsRequest;
+import com.google.iam.v1.TestIamPermissionsResponse;
 import com.google.longrunning.Operation;
 import com.google.longrunning.stub.GrpcOperationsStub;
 import com.google.protobuf.Empty;
@@ -107,6 +117,52 @@ public class GrpcBatchServiceStub extends BatchServiceStub {
               .setResponseMarshaller(ProtoUtils.marshaller(ListTasksResponse.getDefaultInstance()))
               .build();
 
+  private static final MethodDescriptor<ListLocationsRequest, ListLocationsResponse>
+      listLocationsMethodDescriptor =
+          MethodDescriptor.<ListLocationsRequest, ListLocationsResponse>newBuilder()
+              .setType(MethodDescriptor.MethodType.UNARY)
+              .setFullMethodName("google.cloud.location.Locations/ListLocations")
+              .setRequestMarshaller(
+                  ProtoUtils.marshaller(ListLocationsRequest.getDefaultInstance()))
+              .setResponseMarshaller(
+                  ProtoUtils.marshaller(ListLocationsResponse.getDefaultInstance()))
+              .build();
+
+  private static final MethodDescriptor<GetLocationRequest, Location> getLocationMethodDescriptor =
+      MethodDescriptor.<GetLocationRequest, Location>newBuilder()
+          .setType(MethodDescriptor.MethodType.UNARY)
+          .setFullMethodName("google.cloud.location.Locations/GetLocation")
+          .setRequestMarshaller(ProtoUtils.marshaller(GetLocationRequest.getDefaultInstance()))
+          .setResponseMarshaller(ProtoUtils.marshaller(Location.getDefaultInstance()))
+          .build();
+
+  private static final MethodDescriptor<SetIamPolicyRequest, Policy> setIamPolicyMethodDescriptor =
+      MethodDescriptor.<SetIamPolicyRequest, Policy>newBuilder()
+          .setType(MethodDescriptor.MethodType.UNARY)
+          .setFullMethodName("google.iam.v1.IAMPolicy/SetIamPolicy")
+          .setRequestMarshaller(ProtoUtils.marshaller(SetIamPolicyRequest.getDefaultInstance()))
+          .setResponseMarshaller(ProtoUtils.marshaller(Policy.getDefaultInstance()))
+          .build();
+
+  private static final MethodDescriptor<GetIamPolicyRequest, Policy> getIamPolicyMethodDescriptor =
+      MethodDescriptor.<GetIamPolicyRequest, Policy>newBuilder()
+          .setType(MethodDescriptor.MethodType.UNARY)
+          .setFullMethodName("google.iam.v1.IAMPolicy/GetIamPolicy")
+          .setRequestMarshaller(ProtoUtils.marshaller(GetIamPolicyRequest.getDefaultInstance()))
+          .setResponseMarshaller(ProtoUtils.marshaller(Policy.getDefaultInstance()))
+          .build();
+
+  private static final MethodDescriptor<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsMethodDescriptor =
+          MethodDescriptor.<TestIamPermissionsRequest, TestIamPermissionsResponse>newBuilder()
+              .setType(MethodDescriptor.MethodType.UNARY)
+              .setFullMethodName("google.iam.v1.IAMPolicy/TestIamPermissions")
+              .setRequestMarshaller(
+                  ProtoUtils.marshaller(TestIamPermissionsRequest.getDefaultInstance()))
+              .setResponseMarshaller(
+                  ProtoUtils.marshaller(TestIamPermissionsResponse.getDefaultInstance()))
+              .build();
+
   private final UnaryCallable<CreateJobRequest, Job> createJobCallable;
   private final UnaryCallable<GetJobRequest, Job> getJobCallable;
   private final UnaryCallable<DeleteJobRequest, Operation> deleteJobCallable;
@@ -117,6 +173,14 @@ public class GrpcBatchServiceStub extends BatchServiceStub {
   private final UnaryCallable<GetTaskRequest, Task> getTaskCallable;
   private final UnaryCallable<ListTasksRequest, ListTasksResponse> listTasksCallable;
   private final UnaryCallable<ListTasksRequest, ListTasksPagedResponse> listTasksPagedCallable;
+  private final UnaryCallable<ListLocationsRequest, ListLocationsResponse> listLocationsCallable;
+  private final UnaryCallable<ListLocationsRequest, ListLocationsPagedResponse>
+      listLocationsPagedCallable;
+  private final UnaryCallable<GetLocationRequest, Location> getLocationCallable;
+  private final UnaryCallable<SetIamPolicyRequest, Policy> setIamPolicyCallable;
+  private final UnaryCallable<GetIamPolicyRequest, Policy> getIamPolicyCallable;
+  private final UnaryCallable<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsCallable;
 
   private final BackgroundResource backgroundResources;
   private final GrpcOperationsStub operationsStub;
@@ -220,6 +284,57 @@ protected GrpcBatchServiceStub(
                   return params.build();
                 })
             .build();
+    GrpcCallSettings<ListLocationsRequest, ListLocationsResponse> listLocationsTransportSettings =
+        GrpcCallSettings.<ListLocationsRequest, ListLocationsResponse>newBuilder()
+            .setMethodDescriptor(listLocationsMethodDescriptor)
+            .setParamsExtractor(
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("name", String.valueOf(request.getName()));
+                  return params.build();
+                })
+            .build();
+    GrpcCallSettings<GetLocationRequest, Location> getLocationTransportSettings =
+        GrpcCallSettings.<GetLocationRequest, Location>newBuilder()
+            .setMethodDescriptor(getLocationMethodDescriptor)
+            .setParamsExtractor(
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("name", String.valueOf(request.getName()));
+                  return params.build();
+                })
+            .build();
+    GrpcCallSettings<SetIamPolicyRequest, Policy> setIamPolicyTransportSettings =
+        GrpcCallSettings.<SetIamPolicyRequest, Policy>newBuilder()
+            .setMethodDescriptor(setIamPolicyMethodDescriptor)
+            .setParamsExtractor(
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("resource", String.valueOf(request.getResource()));
+                  return params.build();
+                })
+            .build();
+    GrpcCallSettings<GetIamPolicyRequest, Policy> getIamPolicyTransportSettings =
+        GrpcCallSettings.<GetIamPolicyRequest, Policy>newBuilder()
+            .setMethodDescriptor(getIamPolicyMethodDescriptor)
+            .setParamsExtractor(
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("resource", String.valueOf(request.getResource()));
+                  return params.build();
+                })
+            .build();
+    GrpcCallSettings<TestIamPermissionsRequest, TestIamPermissionsResponse>
+        testIamPermissionsTransportSettings =
+            GrpcCallSettings.<TestIamPermissionsRequest, TestIamPermissionsResponse>newBuilder()
+                .setMethodDescriptor(testIamPermissionsMethodDescriptor)
+                .setParamsExtractor(
+                    request -> {
+                      ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                      params.put("resource", String.valueOf(request.getResource()));
+                      return params.build();
+                    })
+                .build();
 
     this.createJobCallable =
         callableFactory.createUnaryCallable(
@@ -251,6 +366,26 @@ protected GrpcBatchServiceStub(
     this.listTasksPagedCallable =
         callableFactory.createPagedCallable(
             listTasksTransportSettings, settings.listTasksSettings(), clientContext);
+    this.listLocationsCallable =
+        callableFactory.createUnaryCallable(
+            listLocationsTransportSettings, settings.listLocationsSettings(), clientContext);
+    this.listLocationsPagedCallable =
+        callableFactory.createPagedCallable(
+            listLocationsTransportSettings, settings.listLocationsSettings(), clientContext);
+    this.getLocationCallable =
+        callableFactory.createUnaryCallable(
+            getLocationTransportSettings, settings.getLocationSettings(), clientContext);
+    this.setIamPolicyCallable =
+        callableFactory.createUnaryCallable(
+            setIamPolicyTransportSettings, settings.setIamPolicySettings(), clientContext);
+    this.getIamPolicyCallable =
+        callableFactory.createUnaryCallable(
+            getIamPolicyTransportSettings, settings.getIamPolicySettings(), clientContext);
+    this.testIamPermissionsCallable =
+        callableFactory.createUnaryCallable(
+            testIamPermissionsTransportSettings,
+            settings.testIamPermissionsSettings(),
+            clientContext);
 
     this.backgroundResources =
         new BackgroundResourceAggregation(clientContext.getBackgroundResources());
@@ -306,6 +441,38 @@ public UnaryCallable<ListTasksRequest, ListTasksPagedResponse> listTasksPagedCal
     return listTasksPagedCallable;
   }
 
+  @Override
+  public UnaryCallable<ListLocationsRequest, ListLocationsResponse> listLocationsCallable() {
+    return listLocationsCallable;
+  }
+
+  @Override
+  public UnaryCallable<ListLocationsRequest, ListLocationsPagedResponse>
+      listLocationsPagedCallable() {
+    return listLocationsPagedCallable;
+  }
+
+  @Override
+  public UnaryCallable<GetLocationRequest, Location> getLocationCallable() {
+    return getLocationCallable;
+  }
+
+  @Override
+  public UnaryCallable<SetIamPolicyRequest, Policy> setIamPolicyCallable() {
+    return setIamPolicyCallable;
+  }
+
+  @Override
+  public UnaryCallable<GetIamPolicyRequest, Policy> getIamPolicyCallable() {
+    return getIamPolicyCallable;
+  }
+
+  @Override
+  public UnaryCallable<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsCallable() {
+    return testIamPermissionsCallable;
+  }
+
   @Override
   public final void close() {
     try {
diff --git a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/stub/HttpJsonBatchServiceCallableFactory.java b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/stub/HttpJsonBatchServiceCallableFactory.java
new file mode 100644
index 000000000000..f0616562b267
--- /dev/null
+++ b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/stub/HttpJsonBatchServiceCallableFactory.java
@@ -0,0 +1,105 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.batch.v1alpha.stub;
+
+import com.google.api.core.BetaApi;
+import com.google.api.gax.httpjson.HttpJsonCallSettings;
+import com.google.api.gax.httpjson.HttpJsonCallableFactory;
+import com.google.api.gax.httpjson.HttpJsonOperationSnapshotCallable;
+import com.google.api.gax.httpjson.HttpJsonStubCallableFactory;
+import com.google.api.gax.httpjson.longrunning.stub.OperationsStub;
+import com.google.api.gax.rpc.BatchingCallSettings;
+import com.google.api.gax.rpc.ClientContext;
+import com.google.api.gax.rpc.OperationCallSettings;
+import com.google.api.gax.rpc.OperationCallable;
+import com.google.api.gax.rpc.PagedCallSettings;
+import com.google.api.gax.rpc.ServerStreamingCallSettings;
+import com.google.api.gax.rpc.ServerStreamingCallable;
+import com.google.api.gax.rpc.UnaryCallSettings;
+import com.google.api.gax.rpc.UnaryCallable;
+import com.google.longrunning.Operation;
+import javax.annotation.Generated;
+
+// AUTO-GENERATED DOCUMENTATION AND CLASS.
+/**
+ * REST callable factory implementation for the BatchService service API.
+ *
+ * <p>This class is for advanced usage.
+ */
+@BetaApi
+@Generated("by gapic-generator-java")
+public class HttpJsonBatchServiceCallableFactory
+    implements HttpJsonStubCallableFactory<Operation, OperationsStub> {
+
+  @Override
+  public <RequestT, ResponseT> UnaryCallable<RequestT, ResponseT> createUnaryCallable(
+      HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
+      UnaryCallSettings<RequestT, ResponseT> callSettings,
+      ClientContext clientContext) {
+    return HttpJsonCallableFactory.createUnaryCallable(
+        httpJsonCallSettings, callSettings, clientContext);
+  }
+
+  @Override
+  public <RequestT, ResponseT, PagedListResponseT>
+      UnaryCallable<RequestT, PagedListResponseT> createPagedCallable(
+          HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
+          PagedCallSettings<RequestT, ResponseT, PagedListResponseT> callSettings,
+          ClientContext clientContext) {
+    return HttpJsonCallableFactory.createPagedCallable(
+        httpJsonCallSettings, callSettings, clientContext);
+  }
+
+  @Override
+  public <RequestT, ResponseT> UnaryCallable<RequestT, ResponseT> createBatchingCallable(
+      HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
+      BatchingCallSettings<RequestT, ResponseT> callSettings,
+      ClientContext clientContext) {
+    return HttpJsonCallableFactory.createBatchingCallable(
+        httpJsonCallSettings, callSettings, clientContext);
+  }
+
+  @BetaApi(
+      "The surface for long-running operations is not stable yet and may change in the future.")
+  @Override
+  public <RequestT, ResponseT, MetadataT>
+      OperationCallable<RequestT, ResponseT, MetadataT> createOperationCallable(
+          HttpJsonCallSettings<RequestT, Operation> httpJsonCallSettings,
+          OperationCallSettings<RequestT, ResponseT, MetadataT> callSettings,
+          ClientContext clientContext,
+          OperationsStub operationsStub) {
+    UnaryCallable<RequestT, Operation> innerCallable =
+        HttpJsonCallableFactory.createBaseUnaryCallable(
+            httpJsonCallSettings, callSettings.getInitialCallSettings(), clientContext);
+    HttpJsonOperationSnapshotCallable<RequestT, Operation> initialCallable =
+        new HttpJsonOperationSnapshotCallable<RequestT, Operation>(
+            innerCallable,
+            httpJsonCallSettings.getMethodDescriptor().getOperationSnapshotFactory());
+    return HttpJsonCallableFactory.createOperationCallable(
+        callSettings, clientContext, operationsStub.longRunningClient(), initialCallable);
+  }
+
+  @Override
+  public <RequestT, ResponseT>
+      ServerStreamingCallable<RequestT, ResponseT> createServerStreamingCallable(
+          HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
+          ServerStreamingCallSettings<RequestT, ResponseT> callSettings,
+          ClientContext clientContext) {
+    return HttpJsonCallableFactory.createServerStreamingCallable(
+        httpJsonCallSettings, callSettings, clientContext);
+  }
+}
diff --git a/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/stub/HttpJsonBatchServiceStub.java b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/stub/HttpJsonBatchServiceStub.java
new file mode 100644
index 000000000000..83e1f59bfff6
--- /dev/null
+++ b/java-batch/google-cloud-batch/src/main/java/com/google/cloud/batch/v1alpha/stub/HttpJsonBatchServiceStub.java
@@ -0,0 +1,783 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.batch.v1alpha.stub;
+
+import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListJobsPagedResponse;
+import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListLocationsPagedResponse;
+import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListTasksPagedResponse;
+
+import com.google.api.core.BetaApi;
+import com.google.api.core.InternalApi;
+import com.google.api.gax.core.BackgroundResource;
+import com.google.api.gax.core.BackgroundResourceAggregation;
+import com.google.api.gax.httpjson.ApiMethodDescriptor;
+import com.google.api.gax.httpjson.HttpJsonCallSettings;
+import com.google.api.gax.httpjson.HttpJsonOperationSnapshot;
+import com.google.api.gax.httpjson.HttpJsonStubCallableFactory;
+import com.google.api.gax.httpjson.ProtoMessageRequestFormatter;
+import com.google.api.gax.httpjson.ProtoMessageResponseParser;
+import com.google.api.gax.httpjson.ProtoRestSerializer;
+import com.google.api.gax.httpjson.longrunning.stub.HttpJsonOperationsStub;
+import com.google.api.gax.rpc.ClientContext;
+import com.google.api.gax.rpc.OperationCallable;
+import com.google.api.gax.rpc.UnaryCallable;
+import com.google.cloud.batch.v1alpha.CreateJobRequest;
+import com.google.cloud.batch.v1alpha.DeleteJobRequest;
+import com.google.cloud.batch.v1alpha.GetJobRequest;
+import com.google.cloud.batch.v1alpha.GetTaskRequest;
+import com.google.cloud.batch.v1alpha.Job;
+import com.google.cloud.batch.v1alpha.ListJobsRequest;
+import com.google.cloud.batch.v1alpha.ListJobsResponse;
+import com.google.cloud.batch.v1alpha.ListTasksRequest;
+import com.google.cloud.batch.v1alpha.ListTasksResponse;
+import com.google.cloud.batch.v1alpha.OperationMetadata;
+import com.google.cloud.batch.v1alpha.Task;
+import com.google.cloud.location.GetLocationRequest;
+import com.google.cloud.location.ListLocationsRequest;
+import com.google.cloud.location.ListLocationsResponse;
+import com.google.cloud.location.Location;
+import com.google.iam.v1.GetIamPolicyRequest;
+import com.google.iam.v1.Policy;
+import com.google.iam.v1.SetIamPolicyRequest;
+import com.google.iam.v1.TestIamPermissionsRequest;
+import com.google.iam.v1.TestIamPermissionsResponse;
+import com.google.longrunning.Operation;
+import com.google.protobuf.Empty;
+import com.google.protobuf.TypeRegistry;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.TimeUnit;
+import javax.annotation.Generated;
+
+// AUTO-GENERATED DOCUMENTATION AND CLASS.
+/**
+ * REST stub implementation for the BatchService service API.
+ *
+ * <p>This class is for advanced usage and reflects the underlying API directly.
+ */
+@BetaApi
+@Generated("by gapic-generator-java")
+public class HttpJsonBatchServiceStub extends BatchServiceStub {
+  private static final TypeRegistry typeRegistry =
+      TypeRegistry.newBuilder()
+          .add(Empty.getDescriptor())
+          .add(OperationMetadata.getDescriptor())
+          .build();
+
+  private static final ApiMethodDescriptor<CreateJobRequest, Job> createJobMethodDescriptor =
+      ApiMethodDescriptor.<CreateJobRequest, Job>newBuilder()
+          .setFullMethodName("google.cloud.batch.v1alpha.BatchService/CreateJob")
+          .setHttpMethod("POST")
+          .setType(ApiMethodDescriptor.MethodType.UNARY)
+          .setRequestFormatter(
+              ProtoMessageRequestFormatter.<CreateJobRequest>newBuilder()
+                  .setPath(
+                      "/v1alpha/{parent=projects/*/locations/*}/jobs",
+                      request -> {
+                        Map<String, String> fields = new HashMap<>();
+                        ProtoRestSerializer<CreateJobRequest> serializer =
+                            ProtoRestSerializer.create();
+                        serializer.putPathParam(fields, "parent", request.getParent());
+                        return fields;
+                      })
+                  .setQueryParamsExtractor(
+                      request -> {
+                        Map<String, List<String>> fields = new HashMap<>();
+                        ProtoRestSerializer<CreateJobRequest> serializer =
+                            ProtoRestSerializer.create();
+                        serializer.putQueryParam(fields, "jobId", request.getJobId());
+                        serializer.putQueryParam(fields, "requestId", request.getRequestId());
+                        return fields;
+                      })
+                  .setRequestBodyExtractor(
+                      request -> ProtoRestSerializer.create().toBody("job", request.getJob()))
+                  .build())
+          .setResponseParser(
+              ProtoMessageResponseParser.<Job>newBuilder()
+                  .setDefaultInstance(Job.getDefaultInstance())
+                  .setDefaultTypeRegistry(typeRegistry)
+                  .build())
+          .build();
+
+  private static final ApiMethodDescriptor<GetJobRequest, Job> getJobMethodDescriptor =
+      ApiMethodDescriptor.<GetJobRequest, Job>newBuilder()
+          .setFullMethodName("google.cloud.batch.v1alpha.BatchService/GetJob")
+          .setHttpMethod("GET")
+          .setType(ApiMethodDescriptor.MethodType.UNARY)
+          .setRequestFormatter(
+              ProtoMessageRequestFormatter.<GetJobRequest>newBuilder()
+                  .setPath(
+                      "/v1alpha/{name=projects/*/locations/*/jobs/*}",
+                      request -> {
+                        Map<String, String> fields = new HashMap<>();
+                        ProtoRestSerializer<GetJobRequest> serializer =
+                            ProtoRestSerializer.create();
+                        serializer.putPathParam(fields, "name", request.getName());
+                        return fields;
+                      })
+                  .setQueryParamsExtractor(
+                      request -> {
+                        Map<String, List<String>> fields = new HashMap<>();
+                        ProtoRestSerializer<GetJobRequest> serializer =
+                            ProtoRestSerializer.create();
+                        return fields;
+                      })
+                  .setRequestBodyExtractor(request -> null)
+                  .build())
+          .setResponseParser(
+              ProtoMessageResponseParser.<Job>newBuilder()
+                  .setDefaultInstance(Job.getDefaultInstance())
+                  .setDefaultTypeRegistry(typeRegistry)
+                  .build())
+          .build();
+
+  private static final ApiMethodDescriptor<DeleteJobRequest, Operation> deleteJobMethodDescriptor =
+      ApiMethodDescriptor.<DeleteJobRequest, Operation>newBuilder()
+          .setFullMethodName("google.cloud.batch.v1alpha.BatchService/DeleteJob")
+          .setHttpMethod("DELETE")
+          .setType(ApiMethodDescriptor.MethodType.UNARY)
+          .setRequestFormatter(
+              ProtoMessageRequestFormatter.<DeleteJobRequest>newBuilder()
+                  .setPath(
+                      "/v1alpha/{name=projects/*/locations/*/jobs/*}",
+                      request -> {
+                        Map<String, String> fields = new HashMap<>();
+                        ProtoRestSerializer<DeleteJobRequest> serializer =
+                            ProtoRestSerializer.create();
+                        serializer.putPathParam(fields, "name", request.getName());
+                        return fields;
+                      })
+                  .setQueryParamsExtractor(
+                      request -> {
+                        Map<String, List<String>> fields = new HashMap<>();
+                        ProtoRestSerializer<DeleteJobRequest> serializer =
+                            ProtoRestSerializer.create();
+                        serializer.putQueryParam(fields, "reason", request.getReason());
+                        serializer.putQueryParam(fields, "requestId", request.getRequestId());
+                        return fields;
+                      })
+                  .setRequestBodyExtractor(request -> null)
+                  .build())
+          .setResponseParser(
+              ProtoMessageResponseParser.<Operation>newBuilder()
+                  .setDefaultInstance(Operation.getDefaultInstance())
+                  .setDefaultTypeRegistry(typeRegistry)
+                  .build())
+          .setOperationSnapshotFactory(
+              (DeleteJobRequest request, Operation response) ->
+                  HttpJsonOperationSnapshot.create(response))
+          .build();
+
+  private static final ApiMethodDescriptor<ListJobsRequest, ListJobsResponse>
+      listJobsMethodDescriptor =
+          ApiMethodDescriptor.<ListJobsRequest, ListJobsResponse>newBuilder()
+              .setFullMethodName("google.cloud.batch.v1alpha.BatchService/ListJobs")
+              .setHttpMethod("GET")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<ListJobsRequest>newBuilder()
+                      .setPath(
+                          "/v1alpha/{parent=projects/*/locations/*}/jobs",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<ListJobsRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "parent", request.getParent());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<ListJobsRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putQueryParam(fields, "filter", request.getFilter());
+                            serializer.putQueryParam(fields, "pageSize", request.getPageSize());
+                            serializer.putQueryParam(fields, "pageToken", request.getPageToken());
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(request -> null)
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<ListJobsResponse>newBuilder()
+                      .setDefaultInstance(ListJobsResponse.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<GetTaskRequest, Task> getTaskMethodDescriptor =
+      ApiMethodDescriptor.<GetTaskRequest, Task>newBuilder()
+          .setFullMethodName("google.cloud.batch.v1alpha.BatchService/GetTask")
+          .setHttpMethod("GET")
+          .setType(ApiMethodDescriptor.MethodType.UNARY)
+          .setRequestFormatter(
+              ProtoMessageRequestFormatter.<GetTaskRequest>newBuilder()
+                  .setPath(
+                      "/v1alpha/{name=projects/*/locations/*/jobs/*/taskGroups/*/tasks/*}",
+                      request -> {
+                        Map<String, String> fields = new HashMap<>();
+                        ProtoRestSerializer<GetTaskRequest> serializer =
+                            ProtoRestSerializer.create();
+                        serializer.putPathParam(fields, "name", request.getName());
+                        return fields;
+                      })
+                  .setQueryParamsExtractor(
+                      request -> {
+                        Map<String, List<String>> fields = new HashMap<>();
+                        ProtoRestSerializer<GetTaskRequest> serializer =
+                            ProtoRestSerializer.create();
+                        return fields;
+                      })
+                  .setRequestBodyExtractor(request -> null)
+                  .build())
+          .setResponseParser(
+              ProtoMessageResponseParser.<Task>newBuilder()
+                  .setDefaultInstance(Task.getDefaultInstance())
+                  .setDefaultTypeRegistry(typeRegistry)
+                  .build())
+          .build();
+
+  private static final ApiMethodDescriptor<ListTasksRequest, ListTasksResponse>
+      listTasksMethodDescriptor =
+          ApiMethodDescriptor.<ListTasksRequest, ListTasksResponse>newBuilder()
+              .setFullMethodName("google.cloud.batch.v1alpha.BatchService/ListTasks")
+              .setHttpMethod("GET")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<ListTasksRequest>newBuilder()
+                      .setPath(
+                          "/v1alpha/{parent=projects/*/locations/*/jobs/*/taskGroups/*}/tasks",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<ListTasksRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "parent", request.getParent());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<ListTasksRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putQueryParam(fields, "filter", request.getFilter());
+                            serializer.putQueryParam(fields, "pageSize", request.getPageSize());
+                            serializer.putQueryParam(fields, "pageToken", request.getPageToken());
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(request -> null)
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<ListTasksResponse>newBuilder()
+                      .setDefaultInstance(ListTasksResponse.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<ListLocationsRequest, ListLocationsResponse>
+      listLocationsMethodDescriptor =
+          ApiMethodDescriptor.<ListLocationsRequest, ListLocationsResponse>newBuilder()
+              .setFullMethodName("google.cloud.location.Locations/ListLocations")
+              .setHttpMethod("GET")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<ListLocationsRequest>newBuilder()
+                      .setPath(
+                          "/v1alpha/{name=projects/*}/locations",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<ListLocationsRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "name", request.getName());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<ListLocationsRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(request -> null)
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<ListLocationsResponse>newBuilder()
+                      .setDefaultInstance(ListLocationsResponse.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<GetLocationRequest, Location>
+      getLocationMethodDescriptor =
+          ApiMethodDescriptor.<GetLocationRequest, Location>newBuilder()
+              .setFullMethodName("google.cloud.location.Locations/GetLocation")
+              .setHttpMethod("GET")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<GetLocationRequest>newBuilder()
+                      .setPath(
+                          "/v1alpha/{name=projects/*/locations/*}",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<GetLocationRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "name", request.getName());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<GetLocationRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(request -> null)
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<Location>newBuilder()
+                      .setDefaultInstance(Location.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<SetIamPolicyRequest, Policy>
+      setIamPolicyMethodDescriptor =
+          ApiMethodDescriptor.<SetIamPolicyRequest, Policy>newBuilder()
+              .setFullMethodName("google.iam.v1.IAMPolicy/SetIamPolicy")
+              .setHttpMethod("POST")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<SetIamPolicyRequest>newBuilder()
+                      .setPath(
+                          "/v1alpha/{resource=projects/*/locations/*/jobs/*}:setIamPolicy",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<SetIamPolicyRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "resource", request.getResource());
+                            return fields;
+                          })
+                      .setAdditionalPaths(
+                          "/v1alpha/{resource=projects/*/locations/*/tasks/*}:setIamPolicy",
+                          "/v1alpha/{resource=projects/*/locations/*/nodes/*}:setIamPolicy")
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<SetIamPolicyRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(
+                          request ->
+                              ProtoRestSerializer.create()
+                                  .toBody("*", request.toBuilder().clearResource().build()))
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<Policy>newBuilder()
+                      .setDefaultInstance(Policy.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<GetIamPolicyRequest, Policy>
+      getIamPolicyMethodDescriptor =
+          ApiMethodDescriptor.<GetIamPolicyRequest, Policy>newBuilder()
+              .setFullMethodName("google.iam.v1.IAMPolicy/GetIamPolicy")
+              .setHttpMethod("GET")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<GetIamPolicyRequest>newBuilder()
+                      .setPath(
+                          "/v1alpha/{resource=projects/*/locations/*/jobs/*}:getIamPolicy",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<GetIamPolicyRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "resource", request.getResource());
+                            return fields;
+                          })
+                      .setAdditionalPaths(
+                          "/v1alpha/{resource=projects/*/locations/*/tasks/*}:getIamPolicy",
+                          "/v1alpha/{resource=projects/*/locations/*/nodes/*}:getIamPolicy")
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<GetIamPolicyRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(request -> null)
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<Policy>newBuilder()
+                      .setDefaultInstance(Policy.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsMethodDescriptor =
+          ApiMethodDescriptor.<TestIamPermissionsRequest, TestIamPermissionsResponse>newBuilder()
+              .setFullMethodName("google.iam.v1.IAMPolicy/TestIamPermissions")
+              .setHttpMethod("POST")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<TestIamPermissionsRequest>newBuilder()
+                      .setPath(
+                          "/v1alpha/{resource=projects/*/locations/*/jobs/*}:testIamPermissions",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<TestIamPermissionsRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "resource", request.getResource());
+                            return fields;
+                          })
+                      .setAdditionalPaths(
+                          "/v1alpha/{resource=projects/*/locations/*/tasks/*}:testIamPermissions",
+                          "/v1alpha/{resource=projects/*/locations/*/nodes/*}:testIamPermissions")
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<TestIamPermissionsRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(
+                          request ->
+                              ProtoRestSerializer.create()
+                                  .toBody("*", request.toBuilder().clearResource().build()))
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<TestIamPermissionsResponse>newBuilder()
+                      .setDefaultInstance(TestIamPermissionsResponse.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private final UnaryCallable<CreateJobRequest, Job> createJobCallable;
+  private final UnaryCallable<GetJobRequest, Job> getJobCallable;
+  private final UnaryCallable<DeleteJobRequest, Operation> deleteJobCallable;
+  private final OperationCallable<DeleteJobRequest, Empty, OperationMetadata>
+      deleteJobOperationCallable;
+  private final UnaryCallable<ListJobsRequest, ListJobsResponse> listJobsCallable;
+  private final UnaryCallable<ListJobsRequest, ListJobsPagedResponse> listJobsPagedCallable;
+  private final UnaryCallable<GetTaskRequest, Task> getTaskCallable;
+  private final UnaryCallable<ListTasksRequest, ListTasksResponse> listTasksCallable;
+  private final UnaryCallable<ListTasksRequest, ListTasksPagedResponse> listTasksPagedCallable;
+  private final UnaryCallable<ListLocationsRequest, ListLocationsResponse> listLocationsCallable;
+  private final UnaryCallable<ListLocationsRequest, ListLocationsPagedResponse>
+      listLocationsPagedCallable;
+  private final UnaryCallable<GetLocationRequest, Location> getLocationCallable;
+  private final UnaryCallable<SetIamPolicyRequest, Policy> setIamPolicyCallable;
+  private final UnaryCallable<GetIamPolicyRequest, Policy> getIamPolicyCallable;
+  private final UnaryCallable<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsCallable;
+
+  private final BackgroundResource backgroundResources;
+  private final HttpJsonOperationsStub httpJsonOperationsStub;
+  private final HttpJsonStubCallableFactory callableFactory;
+
+  public static final HttpJsonBatchServiceStub create(BatchServiceStubSettings settings)
+      throws IOException {
+    return new HttpJsonBatchServiceStub(settings, ClientContext.create(settings));
+  }
+
+  public static final HttpJsonBatchServiceStub create(ClientContext clientContext)
+      throws IOException {
+    return new HttpJsonBatchServiceStub(
+        BatchServiceStubSettings.newHttpJsonBuilder().build(), clientContext);
+  }
+
+  public static final HttpJsonBatchServiceStub create(
+      ClientContext clientContext, HttpJsonStubCallableFactory callableFactory) throws IOException {
+    return new HttpJsonBatchServiceStub(
+        BatchServiceStubSettings.newHttpJsonBuilder().build(), clientContext, callableFactory);
+  }
+
+  /**
+   * Constructs an instance of HttpJsonBatchServiceStub, using the given settings. This is protected
+   * so that it is easy to make a subclass, but otherwise, the static factory methods should be
+   * preferred.
+   */
+  protected HttpJsonBatchServiceStub(BatchServiceStubSettings settings, ClientContext clientContext)
+      throws IOException {
+    this(settings, clientContext, new HttpJsonBatchServiceCallableFactory());
+  }
+
+  /**
+   * Constructs an instance of HttpJsonBatchServiceStub, using the given settings. This is protected
+   * so that it is easy to make a subclass, but otherwise, the static factory methods should be
+   * preferred.
+   */
+  protected HttpJsonBatchServiceStub(
+      BatchServiceStubSettings settings,
+      ClientContext clientContext,
+      HttpJsonStubCallableFactory callableFactory)
+      throws IOException {
+    this.callableFactory = callableFactory;
+    this.httpJsonOperationsStub =
+        HttpJsonOperationsStub.create(clientContext, callableFactory, typeRegistry);
+
+    HttpJsonCallSettings<CreateJobRequest, Job> createJobTransportSettings =
+        HttpJsonCallSettings.<CreateJobRequest, Job>newBuilder()
+            .setMethodDescriptor(createJobMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<GetJobRequest, Job> getJobTransportSettings =
+        HttpJsonCallSettings.<GetJobRequest, Job>newBuilder()
+            .setMethodDescriptor(getJobMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<DeleteJobRequest, Operation> deleteJobTransportSettings =
+        HttpJsonCallSettings.<DeleteJobRequest, Operation>newBuilder()
+            .setMethodDescriptor(deleteJobMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<ListJobsRequest, ListJobsResponse> listJobsTransportSettings =
+        HttpJsonCallSettings.<ListJobsRequest, ListJobsResponse>newBuilder()
+            .setMethodDescriptor(listJobsMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<GetTaskRequest, Task> getTaskTransportSettings =
+        HttpJsonCallSettings.<GetTaskRequest, Task>newBuilder()
+            .setMethodDescriptor(getTaskMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<ListTasksRequest, ListTasksResponse> listTasksTransportSettings =
+        HttpJsonCallSettings.<ListTasksRequest, ListTasksResponse>newBuilder()
+            .setMethodDescriptor(listTasksMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<ListLocationsRequest, ListLocationsResponse>
+        listLocationsTransportSettings =
+            HttpJsonCallSettings.<ListLocationsRequest, ListLocationsResponse>newBuilder()
+                .setMethodDescriptor(listLocationsMethodDescriptor)
+                .setTypeRegistry(typeRegistry)
+                .build();
+    HttpJsonCallSettings<GetLocationRequest, Location> getLocationTransportSettings =
+        HttpJsonCallSettings.<GetLocationRequest, Location>newBuilder()
+            .setMethodDescriptor(getLocationMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<SetIamPolicyRequest, Policy> setIamPolicyTransportSettings =
+        HttpJsonCallSettings.<SetIamPolicyRequest, Policy>newBuilder()
+            .setMethodDescriptor(setIamPolicyMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<GetIamPolicyRequest, Policy> getIamPolicyTransportSettings =
+        HttpJsonCallSettings.<GetIamPolicyRequest, Policy>newBuilder()
+            .setMethodDescriptor(getIamPolicyMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<TestIamPermissionsRequest, TestIamPermissionsResponse>
+        testIamPermissionsTransportSettings =
+            HttpJsonCallSettings.<TestIamPermissionsRequest, TestIamPermissionsResponse>newBuilder()
+                .setMethodDescriptor(testIamPermissionsMethodDescriptor)
+                .setTypeRegistry(typeRegistry)
+                .build();
+
+    this.createJobCallable =
+        callableFactory.createUnaryCallable(
+            createJobTransportSettings, settings.createJobSettings(), clientContext);
+    this.getJobCallable =
+        callableFactory.createUnaryCallable(
+            getJobTransportSettings, settings.getJobSettings(), clientContext);
+    this.deleteJobCallable =
+        callableFactory.createUnaryCallable(
+            deleteJobTransportSettings, settings.deleteJobSettings(), clientContext);
+    this.deleteJobOperationCallable =
+        callableFactory.createOperationCallable(
+            deleteJobTransportSettings,
+            settings.deleteJobOperationSettings(),
+            clientContext,
+            httpJsonOperationsStub);
+    this.listJobsCallable =
+        callableFactory.createUnaryCallable(
+            listJobsTransportSettings, settings.listJobsSettings(), clientContext);
+    this.listJobsPagedCallable =
+        callableFactory.createPagedCallable(
+            listJobsTransportSettings, settings.listJobsSettings(), clientContext);
+    this.getTaskCallable =
+        callableFactory.createUnaryCallable(
+            getTaskTransportSettings, settings.getTaskSettings(), clientContext);
+    this.listTasksCallable =
+        callableFactory.createUnaryCallable(
+            listTasksTransportSettings, settings.listTasksSettings(), clientContext);
+    this.listTasksPagedCallable =
+        callableFactory.createPagedCallable(
+            listTasksTransportSettings, settings.listTasksSettings(), clientContext);
+    this.listLocationsCallable =
+        callableFactory.createUnaryCallable(
+            listLocationsTransportSettings, settings.listLocationsSettings(), clientContext);
+    this.listLocationsPagedCallable =
+        callableFactory.createPagedCallable(
+            listLocationsTransportSettings, settings.listLocationsSettings(), clientContext);
+    this.getLocationCallable =
+        callableFactory.createUnaryCallable(
+            getLocationTransportSettings, settings.getLocationSettings(), clientContext);
+    this.setIamPolicyCallable =
+        callableFactory.createUnaryCallable(
+            setIamPolicyTransportSettings, settings.setIamPolicySettings(), clientContext);
+    this.getIamPolicyCallable =
+        callableFactory.createUnaryCallable(
+            getIamPolicyTransportSettings, settings.getIamPolicySettings(), clientContext);
+    this.testIamPermissionsCallable =
+        callableFactory.createUnaryCallable(
+            testIamPermissionsTransportSettings,
+            settings.testIamPermissionsSettings(),
+            clientContext);
+
+    this.backgroundResources =
+        new BackgroundResourceAggregation(clientContext.getBackgroundResources());
+  }
+
+  @InternalApi
+  public static List<ApiMethodDescriptor> getMethodDescriptors() {
+    List<ApiMethodDescriptor> methodDescriptors = new ArrayList<>();
+    methodDescriptors.add(createJobMethodDescriptor);
+    methodDescriptors.add(getJobMethodDescriptor);
+    methodDescriptors.add(deleteJobMethodDescriptor);
+    methodDescriptors.add(listJobsMethodDescriptor);
+    methodDescriptors.add(getTaskMethodDescriptor);
+    methodDescriptors.add(listTasksMethodDescriptor);
+    methodDescriptors.add(listLocationsMethodDescriptor);
+    methodDescriptors.add(getLocationMethodDescriptor);
+    methodDescriptors.add(setIamPolicyMethodDescriptor);
+    methodDescriptors.add(getIamPolicyMethodDescriptor);
+    methodDescriptors.add(testIamPermissionsMethodDescriptor);
+    return methodDescriptors;
+  }
+
+  public HttpJsonOperationsStub getHttpJsonOperationsStub() {
+    return httpJsonOperationsStub;
+  }
+
+  @Override
+  public UnaryCallable<CreateJobRequest, Job> createJobCallable() {
+    return createJobCallable;
+  }
+
+  @Override
+  public UnaryCallable<GetJobRequest, Job> getJobCallable() {
+    return getJobCallable;
+  }
+
+  @Override
+  public UnaryCallable<DeleteJobRequest, Operation> deleteJobCallable() {
+    return deleteJobCallable;
+  }
+
+  @Override
+  public OperationCallable<DeleteJobRequest, Empty, OperationMetadata>
+      deleteJobOperationCallable() {
+    return deleteJobOperationCallable;
+  }
+
+  @Override
+  public UnaryCallable<ListJobsRequest, ListJobsResponse> listJobsCallable() {
+    return listJobsCallable;
+  }
+
+  @Override
+  public UnaryCallable<ListJobsRequest, ListJobsPagedResponse> listJobsPagedCallable() {
+    return listJobsPagedCallable;
+  }
+
+  @Override
+  public UnaryCallable<GetTaskRequest, Task> getTaskCallable() {
+    return getTaskCallable;
+  }
+
+  @Override
+  public UnaryCallable<ListTasksRequest, ListTasksResponse> listTasksCallable() {
+    return listTasksCallable;
+  }
+
+  @Override
+  public UnaryCallable<ListTasksRequest, ListTasksPagedResponse> listTasksPagedCallable() {
+    return listTasksPagedCallable;
+  }
+
+  @Override
+  public UnaryCallable<ListLocationsRequest, ListLocationsResponse> listLocationsCallable() {
+    return listLocationsCallable;
+  }
+
+  @Override
+  public UnaryCallable<ListLocationsRequest, ListLocationsPagedResponse>
+      listLocationsPagedCallable() {
+    return listLocationsPagedCallable;
+  }
+
+  @Override
+  public UnaryCallable<GetLocationRequest, Location> getLocationCallable() {
+    return getLocationCallable;
+  }
+
+  @Override
+  public UnaryCallable<SetIamPolicyRequest, Policy> setIamPolicyCallable() {
+    return setIamPolicyCallable;
+  }
+
+  @Override
+  public UnaryCallable<GetIamPolicyRequest, Policy> getIamPolicyCallable() {
+    return getIamPolicyCallable;
+  }
+
+  @Override
+  public UnaryCallable<TestIamPermissionsRequest, TestIamPermissionsResponse>
+      testIamPermissionsCallable() {
+    return testIamPermissionsCallable;
+  }
+
+  @Override
+  public final void close() {
+    try {
+      backgroundResources.close();
+    } catch (RuntimeException e) {
+      throw e;
+    } catch (Exception e) {
+      throw new IllegalStateException("Failed to close resource", e);
+    }
+  }
+
+  @Override
+  public void shutdown() {
+    backgroundResources.shutdown();
+  }
+
+  @Override
+  public boolean isShutdown() {
+    return backgroundResources.isShutdown();
+  }
+
+  @Override
+  public boolean isTerminated() {
+    return backgroundResources.isTerminated();
+  }
+
+  @Override
+  public void shutdownNow() {
+    backgroundResources.shutdownNow();
+  }
+
+  @Override
+  public boolean awaitTermination(long duration, TimeUnit unit) throws InterruptedException {
+    return backgroundResources.awaitTermination(duration, unit);
+  }
+}
diff --git a/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1/BatchServiceClientHttpJsonTest.java b/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1/BatchServiceClientHttpJsonTest.java
index df13797b3f20..1c3885eeed44 100644
--- a/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1/BatchServiceClientHttpJsonTest.java
+++ b/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1/BatchServiceClientHttpJsonTest.java
@@ -17,6 +17,7 @@
 package com.google.cloud.batch.v1;
 
 import static com.google.cloud.batch.v1.BatchServiceClient.ListJobsPagedResponse;
+import static com.google.cloud.batch.v1.BatchServiceClient.ListLocationsPagedResponse;
 import static com.google.cloud.batch.v1.BatchServiceClient.ListTasksPagedResponse;
 
 import com.google.api.gax.core.NoCredentialsProvider;
@@ -29,10 +30,24 @@
 import com.google.api.gax.rpc.StatusCode;
 import com.google.api.gax.rpc.testing.FakeStatusCode;
 import com.google.cloud.batch.v1.stub.HttpJsonBatchServiceStub;
+import com.google.cloud.location.GetLocationRequest;
+import com.google.cloud.location.ListLocationsRequest;
+import com.google.cloud.location.ListLocationsResponse;
+import com.google.cloud.location.Location;
 import com.google.common.collect.Lists;
+import com.google.iam.v1.AuditConfig;
+import com.google.iam.v1.Binding;
+import com.google.iam.v1.GetIamPolicyRequest;
+import com.google.iam.v1.GetPolicyOptions;
+import com.google.iam.v1.Policy;
+import com.google.iam.v1.SetIamPolicyRequest;
+import com.google.iam.v1.TestIamPermissionsRequest;
+import com.google.iam.v1.TestIamPermissionsResponse;
 import com.google.longrunning.Operation;
 import com.google.protobuf.Any;
+import com.google.protobuf.ByteString;
 import com.google.protobuf.Empty;
+import com.google.protobuf.FieldMask;
 import com.google.protobuf.Timestamp;
 import java.io.IOException;
 import java.util.ArrayList;
@@ -599,4 +614,282 @@ public void listTasksExceptionTest2() throws Exception {
       // Expected exception.
     }
   }
+
+  @Test
+  public void listLocationsTest() throws Exception {
+    Location responsesElement = Location.newBuilder().build();
+    ListLocationsResponse expectedResponse =
+        ListLocationsResponse.newBuilder()
+            .setNextPageToken("")
+            .addAllLocations(Arrays.asList(responsesElement))
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    ListLocationsRequest request =
+        ListLocationsRequest.newBuilder()
+            .setName("projects/project-3664")
+            .setFilter("filter-1274492040")
+            .setPageSize(883849137)
+            .setPageToken("pageToken873572522")
+            .build();
+
+    ListLocationsPagedResponse pagedListResponse = client.listLocations(request);
+
+    List<Location> resources = Lists.newArrayList(pagedListResponse.iterateAll());
+
+    Assert.assertEquals(1, resources.size());
+    Assert.assertEquals(expectedResponse.getLocationsList().get(0), resources.get(0));
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void listLocationsExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      ListLocationsRequest request =
+          ListLocationsRequest.newBuilder()
+              .setName("projects/project-3664")
+              .setFilter("filter-1274492040")
+              .setPageSize(883849137)
+              .setPageToken("pageToken873572522")
+              .build();
+      client.listLocations(request);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void getLocationTest() throws Exception {
+    Location expectedResponse =
+        Location.newBuilder()
+            .setName("name3373707")
+            .setLocationId("locationId1541836720")
+            .setDisplayName("displayName1714148973")
+            .putAllLabels(new HashMap<String, String>())
+            .setMetadata(Any.newBuilder().build())
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    GetLocationRequest request =
+        GetLocationRequest.newBuilder()
+            .setName("projects/project-9062/locations/location-9062")
+            .build();
+
+    Location actualResponse = client.getLocation(request);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void getLocationExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      GetLocationRequest request =
+          GetLocationRequest.newBuilder()
+              .setName("projects/project-9062/locations/location-9062")
+              .build();
+      client.getLocation(request);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void setIamPolicyTest() throws Exception {
+    Policy expectedResponse =
+        Policy.newBuilder()
+            .setVersion(351608024)
+            .addAllBindings(new ArrayList<Binding>())
+            .addAllAuditConfigs(new ArrayList<AuditConfig>())
+            .setEtag(ByteString.EMPTY)
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    SetIamPolicyRequest request =
+        SetIamPolicyRequest.newBuilder()
+            .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+            .setPolicy(Policy.newBuilder().build())
+            .setUpdateMask(FieldMask.newBuilder().build())
+            .build();
+
+    Policy actualResponse = client.setIamPolicy(request);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void setIamPolicyExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      SetIamPolicyRequest request =
+          SetIamPolicyRequest.newBuilder()
+              .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+              .setPolicy(Policy.newBuilder().build())
+              .setUpdateMask(FieldMask.newBuilder().build())
+              .build();
+      client.setIamPolicy(request);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void getIamPolicyTest() throws Exception {
+    Policy expectedResponse =
+        Policy.newBuilder()
+            .setVersion(351608024)
+            .addAllBindings(new ArrayList<Binding>())
+            .addAllAuditConfigs(new ArrayList<AuditConfig>())
+            .setEtag(ByteString.EMPTY)
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    GetIamPolicyRequest request =
+        GetIamPolicyRequest.newBuilder()
+            .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+            .setOptions(GetPolicyOptions.newBuilder().build())
+            .build();
+
+    Policy actualResponse = client.getIamPolicy(request);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void getIamPolicyExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      GetIamPolicyRequest request =
+          GetIamPolicyRequest.newBuilder()
+              .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+              .setOptions(GetPolicyOptions.newBuilder().build())
+              .build();
+      client.getIamPolicy(request);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void testIamPermissionsTest() throws Exception {
+    TestIamPermissionsResponse expectedResponse =
+        TestIamPermissionsResponse.newBuilder().addAllPermissions(new ArrayList<String>()).build();
+    mockService.addResponse(expectedResponse);
+
+    TestIamPermissionsRequest request =
+        TestIamPermissionsRequest.newBuilder()
+            .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+            .addAllPermissions(new ArrayList<String>())
+            .build();
+
+    TestIamPermissionsResponse actualResponse = client.testIamPermissions(request);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void testIamPermissionsExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      TestIamPermissionsRequest request =
+          TestIamPermissionsRequest.newBuilder()
+              .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+              .addAllPermissions(new ArrayList<String>())
+              .build();
+      client.testIamPermissions(request);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
 }
diff --git a/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1/BatchServiceClientTest.java b/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1/BatchServiceClientTest.java
index 931d12262e03..f096e5981b70 100644
--- a/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1/BatchServiceClientTest.java
+++ b/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1/BatchServiceClientTest.java
@@ -17,6 +17,7 @@
 package com.google.cloud.batch.v1;
 
 import static com.google.cloud.batch.v1.BatchServiceClient.ListJobsPagedResponse;
+import static com.google.cloud.batch.v1.BatchServiceClient.ListLocationsPagedResponse;
 import static com.google.cloud.batch.v1.BatchServiceClient.ListTasksPagedResponse;
 
 import com.google.api.gax.core.NoCredentialsProvider;
@@ -27,11 +28,25 @@
 import com.google.api.gax.rpc.ApiClientHeaderProvider;
 import com.google.api.gax.rpc.InvalidArgumentException;
 import com.google.api.gax.rpc.StatusCode;
+import com.google.cloud.location.GetLocationRequest;
+import com.google.cloud.location.ListLocationsRequest;
+import com.google.cloud.location.ListLocationsResponse;
+import com.google.cloud.location.Location;
 import com.google.common.collect.Lists;
+import com.google.iam.v1.AuditConfig;
+import com.google.iam.v1.Binding;
+import com.google.iam.v1.GetIamPolicyRequest;
+import com.google.iam.v1.GetPolicyOptions;
+import com.google.iam.v1.Policy;
+import com.google.iam.v1.SetIamPolicyRequest;
+import com.google.iam.v1.TestIamPermissionsRequest;
+import com.google.iam.v1.TestIamPermissionsResponse;
 import com.google.longrunning.Operation;
 import com.google.protobuf.AbstractMessage;
 import com.google.protobuf.Any;
+import com.google.protobuf.ByteString;
 import com.google.protobuf.Empty;
+import com.google.protobuf.FieldMask;
 import com.google.protobuf.Timestamp;
 import io.grpc.StatusRuntimeException;
 import java.io.IOException;
@@ -551,4 +566,253 @@ public void listTasksExceptionTest2() throws Exception {
       // Expected exception.
     }
   }
+
+  @Test
+  public void listLocationsTest() throws Exception {
+    Location responsesElement = Location.newBuilder().build();
+    ListLocationsResponse expectedResponse =
+        ListLocationsResponse.newBuilder()
+            .setNextPageToken("")
+            .addAllLocations(Arrays.asList(responsesElement))
+            .build();
+    mockLocations.addResponse(expectedResponse);
+
+    ListLocationsRequest request =
+        ListLocationsRequest.newBuilder()
+            .setName("name3373707")
+            .setFilter("filter-1274492040")
+            .setPageSize(883849137)
+            .setPageToken("pageToken873572522")
+            .build();
+
+    ListLocationsPagedResponse pagedListResponse = client.listLocations(request);
+
+    List<Location> resources = Lists.newArrayList(pagedListResponse.iterateAll());
+
+    Assert.assertEquals(1, resources.size());
+    Assert.assertEquals(expectedResponse.getLocationsList().get(0), resources.get(0));
+
+    List<AbstractMessage> actualRequests = mockLocations.getRequests();
+    Assert.assertEquals(1, actualRequests.size());
+    ListLocationsRequest actualRequest = ((ListLocationsRequest) actualRequests.get(0));
+
+    Assert.assertEquals(request.getName(), actualRequest.getName());
+    Assert.assertEquals(request.getFilter(), actualRequest.getFilter());
+    Assert.assertEquals(request.getPageSize(), actualRequest.getPageSize());
+    Assert.assertEquals(request.getPageToken(), actualRequest.getPageToken());
+    Assert.assertTrue(
+        channelProvider.isHeaderSent(
+            ApiClientHeaderProvider.getDefaultApiClientHeaderKey(),
+            GaxGrpcProperties.getDefaultApiClientHeaderPattern()));
+  }
+
+  @Test
+  public void listLocationsExceptionTest() throws Exception {
+    StatusRuntimeException exception = new StatusRuntimeException(io.grpc.Status.INVALID_ARGUMENT);
+    mockLocations.addException(exception);
+
+    try {
+      ListLocationsRequest request =
+          ListLocationsRequest.newBuilder()
+              .setName("name3373707")
+              .setFilter("filter-1274492040")
+              .setPageSize(883849137)
+              .setPageToken("pageToken873572522")
+              .build();
+      client.listLocations(request);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void getLocationTest() throws Exception {
+    Location expectedResponse =
+        Location.newBuilder()
+            .setName("name3373707")
+            .setLocationId("locationId1541836720")
+            .setDisplayName("displayName1714148973")
+            .putAllLabels(new HashMap<String, String>())
+            .setMetadata(Any.newBuilder().build())
+            .build();
+    mockLocations.addResponse(expectedResponse);
+
+    GetLocationRequest request = GetLocationRequest.newBuilder().setName("name3373707").build();
+
+    Location actualResponse = client.getLocation(request);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<AbstractMessage> actualRequests = mockLocations.getRequests();
+    Assert.assertEquals(1, actualRequests.size());
+    GetLocationRequest actualRequest = ((GetLocationRequest) actualRequests.get(0));
+
+    Assert.assertEquals(request.getName(), actualRequest.getName());
+    Assert.assertTrue(
+        channelProvider.isHeaderSent(
+            ApiClientHeaderProvider.getDefaultApiClientHeaderKey(),
+            GaxGrpcProperties.getDefaultApiClientHeaderPattern()));
+  }
+
+  @Test
+  public void getLocationExceptionTest() throws Exception {
+    StatusRuntimeException exception = new StatusRuntimeException(io.grpc.Status.INVALID_ARGUMENT);
+    mockLocations.addException(exception);
+
+    try {
+      GetLocationRequest request = GetLocationRequest.newBuilder().setName("name3373707").build();
+      client.getLocation(request);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void setIamPolicyTest() throws Exception {
+    Policy expectedResponse =
+        Policy.newBuilder()
+            .setVersion(351608024)
+            .addAllBindings(new ArrayList<Binding>())
+            .addAllAuditConfigs(new ArrayList<AuditConfig>())
+            .setEtag(ByteString.EMPTY)
+            .build();
+    mockIAMPolicy.addResponse(expectedResponse);
+
+    SetIamPolicyRequest request =
+        SetIamPolicyRequest.newBuilder()
+            .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+            .setPolicy(Policy.newBuilder().build())
+            .setUpdateMask(FieldMask.newBuilder().build())
+            .build();
+
+    Policy actualResponse = client.setIamPolicy(request);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<AbstractMessage> actualRequests = mockIAMPolicy.getRequests();
+    Assert.assertEquals(1, actualRequests.size());
+    SetIamPolicyRequest actualRequest = ((SetIamPolicyRequest) actualRequests.get(0));
+
+    Assert.assertEquals(request.getResource(), actualRequest.getResource());
+    Assert.assertEquals(request.getPolicy(), actualRequest.getPolicy());
+    Assert.assertEquals(request.getUpdateMask(), actualRequest.getUpdateMask());
+    Assert.assertTrue(
+        channelProvider.isHeaderSent(
+            ApiClientHeaderProvider.getDefaultApiClientHeaderKey(),
+            GaxGrpcProperties.getDefaultApiClientHeaderPattern()));
+  }
+
+  @Test
+  public void setIamPolicyExceptionTest() throws Exception {
+    StatusRuntimeException exception = new StatusRuntimeException(io.grpc.Status.INVALID_ARGUMENT);
+    mockIAMPolicy.addException(exception);
+
+    try {
+      SetIamPolicyRequest request =
+          SetIamPolicyRequest.newBuilder()
+              .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+              .setPolicy(Policy.newBuilder().build())
+              .setUpdateMask(FieldMask.newBuilder().build())
+              .build();
+      client.setIamPolicy(request);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void getIamPolicyTest() throws Exception {
+    Policy expectedResponse =
+        Policy.newBuilder()
+            .setVersion(351608024)
+            .addAllBindings(new ArrayList<Binding>())
+            .addAllAuditConfigs(new ArrayList<AuditConfig>())
+            .setEtag(ByteString.EMPTY)
+            .build();
+    mockIAMPolicy.addResponse(expectedResponse);
+
+    GetIamPolicyRequest request =
+        GetIamPolicyRequest.newBuilder()
+            .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+            .setOptions(GetPolicyOptions.newBuilder().build())
+            .build();
+
+    Policy actualResponse = client.getIamPolicy(request);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<AbstractMessage> actualRequests = mockIAMPolicy.getRequests();
+    Assert.assertEquals(1, actualRequests.size());
+    GetIamPolicyRequest actualRequest = ((GetIamPolicyRequest) actualRequests.get(0));
+
+    Assert.assertEquals(request.getResource(), actualRequest.getResource());
+    Assert.assertEquals(request.getOptions(), actualRequest.getOptions());
+    Assert.assertTrue(
+        channelProvider.isHeaderSent(
+            ApiClientHeaderProvider.getDefaultApiClientHeaderKey(),
+            GaxGrpcProperties.getDefaultApiClientHeaderPattern()));
+  }
+
+  @Test
+  public void getIamPolicyExceptionTest() throws Exception {
+    StatusRuntimeException exception = new StatusRuntimeException(io.grpc.Status.INVALID_ARGUMENT);
+    mockIAMPolicy.addException(exception);
+
+    try {
+      GetIamPolicyRequest request =
+          GetIamPolicyRequest.newBuilder()
+              .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+              .setOptions(GetPolicyOptions.newBuilder().build())
+              .build();
+      client.getIamPolicy(request);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void testIamPermissionsTest() throws Exception {
+    TestIamPermissionsResponse expectedResponse =
+        TestIamPermissionsResponse.newBuilder().addAllPermissions(new ArrayList<String>()).build();
+    mockIAMPolicy.addResponse(expectedResponse);
+
+    TestIamPermissionsRequest request =
+        TestIamPermissionsRequest.newBuilder()
+            .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+            .addAllPermissions(new ArrayList<String>())
+            .build();
+
+    TestIamPermissionsResponse actualResponse = client.testIamPermissions(request);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<AbstractMessage> actualRequests = mockIAMPolicy.getRequests();
+    Assert.assertEquals(1, actualRequests.size());
+    TestIamPermissionsRequest actualRequest = ((TestIamPermissionsRequest) actualRequests.get(0));
+
+    Assert.assertEquals(request.getResource(), actualRequest.getResource());
+    Assert.assertEquals(request.getPermissionsList(), actualRequest.getPermissionsList());
+    Assert.assertTrue(
+        channelProvider.isHeaderSent(
+            ApiClientHeaderProvider.getDefaultApiClientHeaderKey(),
+            GaxGrpcProperties.getDefaultApiClientHeaderPattern()));
+  }
+
+  @Test
+  public void testIamPermissionsExceptionTest() throws Exception {
+    StatusRuntimeException exception = new StatusRuntimeException(io.grpc.Status.INVALID_ARGUMENT);
+    mockIAMPolicy.addException(exception);
+
+    try {
+      TestIamPermissionsRequest request =
+          TestIamPermissionsRequest.newBuilder()
+              .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+              .addAllPermissions(new ArrayList<String>())
+              .build();
+      client.testIamPermissions(request);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
 }
diff --git a/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1/MockIAMPolicyImpl.java b/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1/MockIAMPolicyImpl.java
index 530cf4ef4730..d5980a622c71 100644
--- a/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1/MockIAMPolicyImpl.java
+++ b/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1/MockIAMPolicyImpl.java
@@ -17,8 +17,14 @@
 package com.google.cloud.batch.v1;
 
 import com.google.api.core.BetaApi;
+import com.google.iam.v1.GetIamPolicyRequest;
 import com.google.iam.v1.IAMPolicyGrpc.IAMPolicyImplBase;
+import com.google.iam.v1.Policy;
+import com.google.iam.v1.SetIamPolicyRequest;
+import com.google.iam.v1.TestIamPermissionsRequest;
+import com.google.iam.v1.TestIamPermissionsResponse;
 import com.google.protobuf.AbstractMessage;
+import io.grpc.stub.StreamObserver;
 import java.util.ArrayList;
 import java.util.LinkedList;
 import java.util.List;
@@ -56,4 +62,66 @@ public void reset() {
     requests = new ArrayList<>();
     responses = new LinkedList<>();
   }
+
+  @Override
+  public void testIamPermissions(
+      TestIamPermissionsRequest request,
+      StreamObserver<TestIamPermissionsResponse> responseObserver) {
+    Object response = responses.poll();
+    if (response instanceof TestIamPermissionsResponse) {
+      requests.add(request);
+      responseObserver.onNext(((TestIamPermissionsResponse) response));
+      responseObserver.onCompleted();
+    } else if (response instanceof Exception) {
+      responseObserver.onError(((Exception) response));
+    } else {
+      responseObserver.onError(
+          new IllegalArgumentException(
+              String.format(
+                  "Unrecognized response type %s for method TestIamPermissions, expected %s or %s",
+                  response == null ? "null" : response.getClass().getName(),
+                  TestIamPermissionsResponse.class.getName(),
+                  Exception.class.getName())));
+    }
+  }
+
+  @Override
+  public void setIamPolicy(SetIamPolicyRequest request, StreamObserver<Policy> responseObserver) {
+    Object response = responses.poll();
+    if (response instanceof Policy) {
+      requests.add(request);
+      responseObserver.onNext(((Policy) response));
+      responseObserver.onCompleted();
+    } else if (response instanceof Exception) {
+      responseObserver.onError(((Exception) response));
+    } else {
+      responseObserver.onError(
+          new IllegalArgumentException(
+              String.format(
+                  "Unrecognized response type %s for method SetIamPolicy, expected %s or %s",
+                  response == null ? "null" : response.getClass().getName(),
+                  Policy.class.getName(),
+                  Exception.class.getName())));
+    }
+  }
+
+  @Override
+  public void getIamPolicy(GetIamPolicyRequest request, StreamObserver<Policy> responseObserver) {
+    Object response = responses.poll();
+    if (response instanceof Policy) {
+      requests.add(request);
+      responseObserver.onNext(((Policy) response));
+      responseObserver.onCompleted();
+    } else if (response instanceof Exception) {
+      responseObserver.onError(((Exception) response));
+    } else {
+      responseObserver.onError(
+          new IllegalArgumentException(
+              String.format(
+                  "Unrecognized response type %s for method GetIamPolicy, expected %s or %s",
+                  response == null ? "null" : response.getClass().getName(),
+                  Policy.class.getName(),
+                  Exception.class.getName())));
+    }
+  }
 }
diff --git a/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1/MockLocationsImpl.java b/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1/MockLocationsImpl.java
index 859767b81b88..720c3c0d459e 100644
--- a/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1/MockLocationsImpl.java
+++ b/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1/MockLocationsImpl.java
@@ -17,8 +17,13 @@
 package com.google.cloud.batch.v1;
 
 import com.google.api.core.BetaApi;
+import com.google.cloud.location.GetLocationRequest;
+import com.google.cloud.location.ListLocationsRequest;
+import com.google.cloud.location.ListLocationsResponse;
+import com.google.cloud.location.Location;
 import com.google.cloud.location.LocationsGrpc.LocationsImplBase;
 import com.google.protobuf.AbstractMessage;
+import io.grpc.stub.StreamObserver;
 import java.util.ArrayList;
 import java.util.LinkedList;
 import java.util.List;
@@ -56,4 +61,45 @@ public void reset() {
     requests = new ArrayList<>();
     responses = new LinkedList<>();
   }
+
+  @Override
+  public void listLocations(
+      ListLocationsRequest request, StreamObserver<ListLocationsResponse> responseObserver) {
+    Object response = responses.poll();
+    if (response instanceof ListLocationsResponse) {
+      requests.add(request);
+      responseObserver.onNext(((ListLocationsResponse) response));
+      responseObserver.onCompleted();
+    } else if (response instanceof Exception) {
+      responseObserver.onError(((Exception) response));
+    } else {
+      responseObserver.onError(
+          new IllegalArgumentException(
+              String.format(
+                  "Unrecognized response type %s for method ListLocations, expected %s or %s",
+                  response == null ? "null" : response.getClass().getName(),
+                  ListLocationsResponse.class.getName(),
+                  Exception.class.getName())));
+    }
+  }
+
+  @Override
+  public void getLocation(GetLocationRequest request, StreamObserver<Location> responseObserver) {
+    Object response = responses.poll();
+    if (response instanceof Location) {
+      requests.add(request);
+      responseObserver.onNext(((Location) response));
+      responseObserver.onCompleted();
+    } else if (response instanceof Exception) {
+      responseObserver.onError(((Exception) response));
+    } else {
+      responseObserver.onError(
+          new IllegalArgumentException(
+              String.format(
+                  "Unrecognized response type %s for method GetLocation, expected %s or %s",
+                  response == null ? "null" : response.getClass().getName(),
+                  Location.class.getName(),
+                  Exception.class.getName())));
+    }
+  }
 }
diff --git a/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1alpha/BatchServiceClientHttpJsonTest.java b/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1alpha/BatchServiceClientHttpJsonTest.java
new file mode 100644
index 000000000000..4a5a75c5b6ee
--- /dev/null
+++ b/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1alpha/BatchServiceClientHttpJsonTest.java
@@ -0,0 +1,903 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.batch.v1alpha;
+
+import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListJobsPagedResponse;
+import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListLocationsPagedResponse;
+import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListTasksPagedResponse;
+
+import com.google.api.gax.core.NoCredentialsProvider;
+import com.google.api.gax.httpjson.GaxHttpJsonProperties;
+import com.google.api.gax.httpjson.testing.MockHttpService;
+import com.google.api.gax.rpc.ApiClientHeaderProvider;
+import com.google.api.gax.rpc.ApiException;
+import com.google.api.gax.rpc.ApiExceptionFactory;
+import com.google.api.gax.rpc.InvalidArgumentException;
+import com.google.api.gax.rpc.StatusCode;
+import com.google.api.gax.rpc.testing.FakeStatusCode;
+import com.google.cloud.batch.v1alpha.stub.HttpJsonBatchServiceStub;
+import com.google.cloud.location.GetLocationRequest;
+import com.google.cloud.location.ListLocationsRequest;
+import com.google.cloud.location.ListLocationsResponse;
+import com.google.cloud.location.Location;
+import com.google.common.collect.Lists;
+import com.google.iam.v1.AuditConfig;
+import com.google.iam.v1.Binding;
+import com.google.iam.v1.GetIamPolicyRequest;
+import com.google.iam.v1.GetPolicyOptions;
+import com.google.iam.v1.Policy;
+import com.google.iam.v1.SetIamPolicyRequest;
+import com.google.iam.v1.TestIamPermissionsRequest;
+import com.google.iam.v1.TestIamPermissionsResponse;
+import com.google.longrunning.Operation;
+import com.google.protobuf.Any;
+import com.google.protobuf.ByteString;
+import com.google.protobuf.Empty;
+import com.google.protobuf.FieldMask;
+import com.google.protobuf.Timestamp;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.List;
+import java.util.concurrent.ExecutionException;
+import javax.annotation.Generated;
+import org.junit.After;
+import org.junit.AfterClass;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+@Generated("by gapic-generator-java")
+public class BatchServiceClientHttpJsonTest {
+  private static MockHttpService mockService;
+  private static BatchServiceClient client;
+
+  @BeforeClass
+  public static void startStaticServer() throws IOException {
+    mockService =
+        new MockHttpService(
+            HttpJsonBatchServiceStub.getMethodDescriptors(),
+            BatchServiceSettings.getDefaultEndpoint());
+    BatchServiceSettings settings =
+        BatchServiceSettings.newHttpJsonBuilder()
+            .setTransportChannelProvider(
+                BatchServiceSettings.defaultHttpJsonTransportProviderBuilder()
+                    .setHttpTransport(mockService)
+                    .build())
+            .setCredentialsProvider(NoCredentialsProvider.create())
+            .build();
+    client = BatchServiceClient.create(settings);
+  }
+
+  @AfterClass
+  public static void stopServer() {
+    client.close();
+  }
+
+  @Before
+  public void setUp() {}
+
+  @After
+  public void tearDown() throws Exception {
+    mockService.reset();
+  }
+
+  @Test
+  public void createJobTest() throws Exception {
+    Job expectedResponse =
+        Job.newBuilder()
+            .setName(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+            .setUid("uid115792")
+            .setPriority(-1165461084)
+            .addAllTaskGroups(new ArrayList<TaskGroup>())
+            .addAllDependencies(new ArrayList<JobDependency>())
+            .setAllocationPolicy(AllocationPolicy.newBuilder().build())
+            .putAllLabels(new HashMap<String, String>())
+            .setStatus(JobStatus.newBuilder().build())
+            .setNotification(JobNotification.newBuilder().build())
+            .setCreateTime(Timestamp.newBuilder().build())
+            .setUpdateTime(Timestamp.newBuilder().build())
+            .setLogsPolicy(LogsPolicy.newBuilder().build())
+            .addAllNotifications(new ArrayList<JobNotification>())
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+    Job job = Job.newBuilder().build();
+    String jobId = "jobId101296568";
+
+    Job actualResponse = client.createJob(parent, job, jobId);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void createJobExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+      Job job = Job.newBuilder().build();
+      String jobId = "jobId101296568";
+      client.createJob(parent, job, jobId);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void createJobTest2() throws Exception {
+    Job expectedResponse =
+        Job.newBuilder()
+            .setName(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+            .setUid("uid115792")
+            .setPriority(-1165461084)
+            .addAllTaskGroups(new ArrayList<TaskGroup>())
+            .addAllDependencies(new ArrayList<JobDependency>())
+            .setAllocationPolicy(AllocationPolicy.newBuilder().build())
+            .putAllLabels(new HashMap<String, String>())
+            .setStatus(JobStatus.newBuilder().build())
+            .setNotification(JobNotification.newBuilder().build())
+            .setCreateTime(Timestamp.newBuilder().build())
+            .setUpdateTime(Timestamp.newBuilder().build())
+            .setLogsPolicy(LogsPolicy.newBuilder().build())
+            .addAllNotifications(new ArrayList<JobNotification>())
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    String parent = "projects/project-5833/locations/location-5833";
+    Job job = Job.newBuilder().build();
+    String jobId = "jobId101296568";
+
+    Job actualResponse = client.createJob(parent, job, jobId);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void createJobExceptionTest2() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String parent = "projects/project-5833/locations/location-5833";
+      Job job = Job.newBuilder().build();
+      String jobId = "jobId101296568";
+      client.createJob(parent, job, jobId);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void getJobTest() throws Exception {
+    Job expectedResponse =
+        Job.newBuilder()
+            .setName(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+            .setUid("uid115792")
+            .setPriority(-1165461084)
+            .addAllTaskGroups(new ArrayList<TaskGroup>())
+            .addAllDependencies(new ArrayList<JobDependency>())
+            .setAllocationPolicy(AllocationPolicy.newBuilder().build())
+            .putAllLabels(new HashMap<String, String>())
+            .setStatus(JobStatus.newBuilder().build())
+            .setNotification(JobNotification.newBuilder().build())
+            .setCreateTime(Timestamp.newBuilder().build())
+            .setUpdateTime(Timestamp.newBuilder().build())
+            .setLogsPolicy(LogsPolicy.newBuilder().build())
+            .addAllNotifications(new ArrayList<JobNotification>())
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    JobName name = JobName.of("[PROJECT]", "[LOCATION]", "[JOB]");
+
+    Job actualResponse = client.getJob(name);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void getJobExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      JobName name = JobName.of("[PROJECT]", "[LOCATION]", "[JOB]");
+      client.getJob(name);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void getJobTest2() throws Exception {
+    Job expectedResponse =
+        Job.newBuilder()
+            .setName(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+            .setUid("uid115792")
+            .setPriority(-1165461084)
+            .addAllTaskGroups(new ArrayList<TaskGroup>())
+            .addAllDependencies(new ArrayList<JobDependency>())
+            .setAllocationPolicy(AllocationPolicy.newBuilder().build())
+            .putAllLabels(new HashMap<String, String>())
+            .setStatus(JobStatus.newBuilder().build())
+            .setNotification(JobNotification.newBuilder().build())
+            .setCreateTime(Timestamp.newBuilder().build())
+            .setUpdateTime(Timestamp.newBuilder().build())
+            .setLogsPolicy(LogsPolicy.newBuilder().build())
+            .addAllNotifications(new ArrayList<JobNotification>())
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    String name = "projects/project-3306/locations/location-3306/jobs/job-3306";
+
+    Job actualResponse = client.getJob(name);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void getJobExceptionTest2() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String name = "projects/project-3306/locations/location-3306/jobs/job-3306";
+      client.getJob(name);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void deleteJobTest() throws Exception {
+    Empty expectedResponse = Empty.newBuilder().build();
+    Operation resultOperation =
+        Operation.newBuilder()
+            .setName("deleteJobTest")
+            .setDone(true)
+            .setResponse(Any.pack(expectedResponse))
+            .build();
+    mockService.addResponse(resultOperation);
+
+    String name = "projects/project-3306/locations/location-3306/jobs/job-3306";
+
+    client.deleteJobAsync(name).get();
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void deleteJobExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String name = "projects/project-3306/locations/location-3306/jobs/job-3306";
+      client.deleteJobAsync(name).get();
+      Assert.fail("No exception raised");
+    } catch (ExecutionException e) {
+    }
+  }
+
+  @Test
+  public void listJobsTest() throws Exception {
+    Job responsesElement = Job.newBuilder().build();
+    ListJobsResponse expectedResponse =
+        ListJobsResponse.newBuilder()
+            .setNextPageToken("")
+            .addAllJobs(Arrays.asList(responsesElement))
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    String parent = "projects/project-5833/locations/location-5833";
+
+    ListJobsPagedResponse pagedListResponse = client.listJobs(parent);
+
+    List<Job> resources = Lists.newArrayList(pagedListResponse.iterateAll());
+
+    Assert.assertEquals(1, resources.size());
+    Assert.assertEquals(expectedResponse.getJobsList().get(0), resources.get(0));
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void listJobsExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String parent = "projects/project-5833/locations/location-5833";
+      client.listJobs(parent);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void getTaskTest() throws Exception {
+    Task expectedResponse =
+        Task.newBuilder()
+            .setName(
+                TaskName.of("[PROJECT]", "[LOCATION]", "[JOB]", "[TASK_GROUP]", "[TASK]")
+                    .toString())
+            .setStatus(TaskStatus.newBuilder().build())
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    TaskName name = TaskName.of("[PROJECT]", "[LOCATION]", "[JOB]", "[TASK_GROUP]", "[TASK]");
+
+    Task actualResponse = client.getTask(name);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void getTaskExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      TaskName name = TaskName.of("[PROJECT]", "[LOCATION]", "[JOB]", "[TASK_GROUP]", "[TASK]");
+      client.getTask(name);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void getTaskTest2() throws Exception {
+    Task expectedResponse =
+        Task.newBuilder()
+            .setName(
+                TaskName.of("[PROJECT]", "[LOCATION]", "[JOB]", "[TASK_GROUP]", "[TASK]")
+                    .toString())
+            .setStatus(TaskStatus.newBuilder().build())
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    String name =
+        "projects/project-5433/locations/location-5433/jobs/job-5433/taskGroups/taskGroup-5433/tasks/task-5433";
+
+    Task actualResponse = client.getTask(name);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void getTaskExceptionTest2() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String name =
+          "projects/project-5433/locations/location-5433/jobs/job-5433/taskGroups/taskGroup-5433/tasks/task-5433";
+      client.getTask(name);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void listTasksTest() throws Exception {
+    Task responsesElement = Task.newBuilder().build();
+    ListTasksResponse expectedResponse =
+        ListTasksResponse.newBuilder()
+            .setNextPageToken("")
+            .addAllTasks(Arrays.asList(responsesElement))
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    TaskGroupName parent = TaskGroupName.of("[PROJECT]", "[LOCATION]", "[JOB]", "[TASK_GROUP]");
+
+    ListTasksPagedResponse pagedListResponse = client.listTasks(parent);
+
+    List<Task> resources = Lists.newArrayList(pagedListResponse.iterateAll());
+
+    Assert.assertEquals(1, resources.size());
+    Assert.assertEquals(expectedResponse.getTasksList().get(0), resources.get(0));
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void listTasksExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      TaskGroupName parent = TaskGroupName.of("[PROJECT]", "[LOCATION]", "[JOB]", "[TASK_GROUP]");
+      client.listTasks(parent);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void listTasksTest2() throws Exception {
+    Task responsesElement = Task.newBuilder().build();
+    ListTasksResponse expectedResponse =
+        ListTasksResponse.newBuilder()
+            .setNextPageToken("")
+            .addAllTasks(Arrays.asList(responsesElement))
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    String parent =
+        "projects/project-6196/locations/location-6196/jobs/job-6196/taskGroups/taskGroup-6196";
+
+    ListTasksPagedResponse pagedListResponse = client.listTasks(parent);
+
+    List<Task> resources = Lists.newArrayList(pagedListResponse.iterateAll());
+
+    Assert.assertEquals(1, resources.size());
+    Assert.assertEquals(expectedResponse.getTasksList().get(0), resources.get(0));
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void listTasksExceptionTest2() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String parent =
+          "projects/project-6196/locations/location-6196/jobs/job-6196/taskGroups/taskGroup-6196";
+      client.listTasks(parent);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void listLocationsTest() throws Exception {
+    Location responsesElement = Location.newBuilder().build();
+    ListLocationsResponse expectedResponse =
+        ListLocationsResponse.newBuilder()
+            .setNextPageToken("")
+            .addAllLocations(Arrays.asList(responsesElement))
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    ListLocationsRequest request =
+        ListLocationsRequest.newBuilder()
+            .setName("projects/project-3664")
+            .setFilter("filter-1274492040")
+            .setPageSize(883849137)
+            .setPageToken("pageToken873572522")
+            .build();
+
+    ListLocationsPagedResponse pagedListResponse = client.listLocations(request);
+
+    List<Location> resources = Lists.newArrayList(pagedListResponse.iterateAll());
+
+    Assert.assertEquals(1, resources.size());
+    Assert.assertEquals(expectedResponse.getLocationsList().get(0), resources.get(0));
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void listLocationsExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      ListLocationsRequest request =
+          ListLocationsRequest.newBuilder()
+              .setName("projects/project-3664")
+              .setFilter("filter-1274492040")
+              .setPageSize(883849137)
+              .setPageToken("pageToken873572522")
+              .build();
+      client.listLocations(request);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void getLocationTest() throws Exception {
+    Location expectedResponse =
+        Location.newBuilder()
+            .setName("name3373707")
+            .setLocationId("locationId1541836720")
+            .setDisplayName("displayName1714148973")
+            .putAllLabels(new HashMap<String, String>())
+            .setMetadata(Any.newBuilder().build())
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    GetLocationRequest request =
+        GetLocationRequest.newBuilder()
+            .setName("projects/project-9062/locations/location-9062")
+            .build();
+
+    Location actualResponse = client.getLocation(request);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void getLocationExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      GetLocationRequest request =
+          GetLocationRequest.newBuilder()
+              .setName("projects/project-9062/locations/location-9062")
+              .build();
+      client.getLocation(request);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void setIamPolicyTest() throws Exception {
+    Policy expectedResponse =
+        Policy.newBuilder()
+            .setVersion(351608024)
+            .addAllBindings(new ArrayList<Binding>())
+            .addAllAuditConfigs(new ArrayList<AuditConfig>())
+            .setEtag(ByteString.EMPTY)
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    SetIamPolicyRequest request =
+        SetIamPolicyRequest.newBuilder()
+            .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+            .setPolicy(Policy.newBuilder().build())
+            .setUpdateMask(FieldMask.newBuilder().build())
+            .build();
+
+    Policy actualResponse = client.setIamPolicy(request);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void setIamPolicyExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      SetIamPolicyRequest request =
+          SetIamPolicyRequest.newBuilder()
+              .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+              .setPolicy(Policy.newBuilder().build())
+              .setUpdateMask(FieldMask.newBuilder().build())
+              .build();
+      client.setIamPolicy(request);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void getIamPolicyTest() throws Exception {
+    Policy expectedResponse =
+        Policy.newBuilder()
+            .setVersion(351608024)
+            .addAllBindings(new ArrayList<Binding>())
+            .addAllAuditConfigs(new ArrayList<AuditConfig>())
+            .setEtag(ByteString.EMPTY)
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    GetIamPolicyRequest request =
+        GetIamPolicyRequest.newBuilder()
+            .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+            .setOptions(GetPolicyOptions.newBuilder().build())
+            .build();
+
+    Policy actualResponse = client.getIamPolicy(request);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void getIamPolicyExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      GetIamPolicyRequest request =
+          GetIamPolicyRequest.newBuilder()
+              .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+              .setOptions(GetPolicyOptions.newBuilder().build())
+              .build();
+      client.getIamPolicy(request);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void testIamPermissionsTest() throws Exception {
+    TestIamPermissionsResponse expectedResponse =
+        TestIamPermissionsResponse.newBuilder().addAllPermissions(new ArrayList<String>()).build();
+    mockService.addResponse(expectedResponse);
+
+    TestIamPermissionsRequest request =
+        TestIamPermissionsRequest.newBuilder()
+            .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+            .addAllPermissions(new ArrayList<String>())
+            .build();
+
+    TestIamPermissionsResponse actualResponse = client.testIamPermissions(request);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void testIamPermissionsExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      TestIamPermissionsRequest request =
+          TestIamPermissionsRequest.newBuilder()
+              .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+              .addAllPermissions(new ArrayList<String>())
+              .build();
+      client.testIamPermissions(request);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+}
diff --git a/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1alpha/BatchServiceClientTest.java b/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1alpha/BatchServiceClientTest.java
index e83ee935647b..e42a3b9e375b 100644
--- a/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1alpha/BatchServiceClientTest.java
+++ b/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1alpha/BatchServiceClientTest.java
@@ -17,6 +17,7 @@
 package com.google.cloud.batch.v1alpha;
 
 import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListJobsPagedResponse;
+import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListLocationsPagedResponse;
 import static com.google.cloud.batch.v1alpha.BatchServiceClient.ListTasksPagedResponse;
 
 import com.google.api.gax.core.NoCredentialsProvider;
@@ -27,11 +28,25 @@
 import com.google.api.gax.rpc.ApiClientHeaderProvider;
 import com.google.api.gax.rpc.InvalidArgumentException;
 import com.google.api.gax.rpc.StatusCode;
+import com.google.cloud.location.GetLocationRequest;
+import com.google.cloud.location.ListLocationsRequest;
+import com.google.cloud.location.ListLocationsResponse;
+import com.google.cloud.location.Location;
 import com.google.common.collect.Lists;
+import com.google.iam.v1.AuditConfig;
+import com.google.iam.v1.Binding;
+import com.google.iam.v1.GetIamPolicyRequest;
+import com.google.iam.v1.GetPolicyOptions;
+import com.google.iam.v1.Policy;
+import com.google.iam.v1.SetIamPolicyRequest;
+import com.google.iam.v1.TestIamPermissionsRequest;
+import com.google.iam.v1.TestIamPermissionsResponse;
 import com.google.longrunning.Operation;
 import com.google.protobuf.AbstractMessage;
 import com.google.protobuf.Any;
+import com.google.protobuf.ByteString;
 import com.google.protobuf.Empty;
+import com.google.protobuf.FieldMask;
 import com.google.protobuf.Timestamp;
 import io.grpc.StatusRuntimeException;
 import java.io.IOException;
@@ -52,6 +67,8 @@
 @Generated("by gapic-generator-java")
 public class BatchServiceClientTest {
   private static MockBatchService mockBatchService;
+  private static MockIAMPolicy mockIAMPolicy;
+  private static MockLocations mockLocations;
   private static MockServiceHelper mockServiceHelper;
   private LocalChannelProvider channelProvider;
   private BatchServiceClient client;
@@ -59,9 +76,12 @@ public class BatchServiceClientTest {
   @BeforeClass
   public static void startStaticServer() {
     mockBatchService = new MockBatchService();
+    mockLocations = new MockLocations();
+    mockIAMPolicy = new MockIAMPolicy();
     mockServiceHelper =
         new MockServiceHelper(
-            UUID.randomUUID().toString(), Arrays.<MockGrpcService>asList(mockBatchService));
+            UUID.randomUUID().toString(),
+            Arrays.<MockGrpcService>asList(mockBatchService, mockLocations, mockIAMPolicy));
     mockServiceHelper.start();
   }
 
@@ -554,4 +574,253 @@ public void listTasksExceptionTest2() throws Exception {
       // Expected exception.
     }
   }
+
+  @Test
+  public void listLocationsTest() throws Exception {
+    Location responsesElement = Location.newBuilder().build();
+    ListLocationsResponse expectedResponse =
+        ListLocationsResponse.newBuilder()
+            .setNextPageToken("")
+            .addAllLocations(Arrays.asList(responsesElement))
+            .build();
+    mockLocations.addResponse(expectedResponse);
+
+    ListLocationsRequest request =
+        ListLocationsRequest.newBuilder()
+            .setName("name3373707")
+            .setFilter("filter-1274492040")
+            .setPageSize(883849137)
+            .setPageToken("pageToken873572522")
+            .build();
+
+    ListLocationsPagedResponse pagedListResponse = client.listLocations(request);
+
+    List<Location> resources = Lists.newArrayList(pagedListResponse.iterateAll());
+
+    Assert.assertEquals(1, resources.size());
+    Assert.assertEquals(expectedResponse.getLocationsList().get(0), resources.get(0));
+
+    List<AbstractMessage> actualRequests = mockLocations.getRequests();
+    Assert.assertEquals(1, actualRequests.size());
+    ListLocationsRequest actualRequest = ((ListLocationsRequest) actualRequests.get(0));
+
+    Assert.assertEquals(request.getName(), actualRequest.getName());
+    Assert.assertEquals(request.getFilter(), actualRequest.getFilter());
+    Assert.assertEquals(request.getPageSize(), actualRequest.getPageSize());
+    Assert.assertEquals(request.getPageToken(), actualRequest.getPageToken());
+    Assert.assertTrue(
+        channelProvider.isHeaderSent(
+            ApiClientHeaderProvider.getDefaultApiClientHeaderKey(),
+            GaxGrpcProperties.getDefaultApiClientHeaderPattern()));
+  }
+
+  @Test
+  public void listLocationsExceptionTest() throws Exception {
+    StatusRuntimeException exception = new StatusRuntimeException(io.grpc.Status.INVALID_ARGUMENT);
+    mockLocations.addException(exception);
+
+    try {
+      ListLocationsRequest request =
+          ListLocationsRequest.newBuilder()
+              .setName("name3373707")
+              .setFilter("filter-1274492040")
+              .setPageSize(883849137)
+              .setPageToken("pageToken873572522")
+              .build();
+      client.listLocations(request);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void getLocationTest() throws Exception {
+    Location expectedResponse =
+        Location.newBuilder()
+            .setName("name3373707")
+            .setLocationId("locationId1541836720")
+            .setDisplayName("displayName1714148973")
+            .putAllLabels(new HashMap<String, String>())
+            .setMetadata(Any.newBuilder().build())
+            .build();
+    mockLocations.addResponse(expectedResponse);
+
+    GetLocationRequest request = GetLocationRequest.newBuilder().setName("name3373707").build();
+
+    Location actualResponse = client.getLocation(request);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<AbstractMessage> actualRequests = mockLocations.getRequests();
+    Assert.assertEquals(1, actualRequests.size());
+    GetLocationRequest actualRequest = ((GetLocationRequest) actualRequests.get(0));
+
+    Assert.assertEquals(request.getName(), actualRequest.getName());
+    Assert.assertTrue(
+        channelProvider.isHeaderSent(
+            ApiClientHeaderProvider.getDefaultApiClientHeaderKey(),
+            GaxGrpcProperties.getDefaultApiClientHeaderPattern()));
+  }
+
+  @Test
+  public void getLocationExceptionTest() throws Exception {
+    StatusRuntimeException exception = new StatusRuntimeException(io.grpc.Status.INVALID_ARGUMENT);
+    mockLocations.addException(exception);
+
+    try {
+      GetLocationRequest request = GetLocationRequest.newBuilder().setName("name3373707").build();
+      client.getLocation(request);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void setIamPolicyTest() throws Exception {
+    Policy expectedResponse =
+        Policy.newBuilder()
+            .setVersion(351608024)
+            .addAllBindings(new ArrayList<Binding>())
+            .addAllAuditConfigs(new ArrayList<AuditConfig>())
+            .setEtag(ByteString.EMPTY)
+            .build();
+    mockIAMPolicy.addResponse(expectedResponse);
+
+    SetIamPolicyRequest request =
+        SetIamPolicyRequest.newBuilder()
+            .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+            .setPolicy(Policy.newBuilder().build())
+            .setUpdateMask(FieldMask.newBuilder().build())
+            .build();
+
+    Policy actualResponse = client.setIamPolicy(request);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<AbstractMessage> actualRequests = mockIAMPolicy.getRequests();
+    Assert.assertEquals(1, actualRequests.size());
+    SetIamPolicyRequest actualRequest = ((SetIamPolicyRequest) actualRequests.get(0));
+
+    Assert.assertEquals(request.getResource(), actualRequest.getResource());
+    Assert.assertEquals(request.getPolicy(), actualRequest.getPolicy());
+    Assert.assertEquals(request.getUpdateMask(), actualRequest.getUpdateMask());
+    Assert.assertTrue(
+        channelProvider.isHeaderSent(
+            ApiClientHeaderProvider.getDefaultApiClientHeaderKey(),
+            GaxGrpcProperties.getDefaultApiClientHeaderPattern()));
+  }
+
+  @Test
+  public void setIamPolicyExceptionTest() throws Exception {
+    StatusRuntimeException exception = new StatusRuntimeException(io.grpc.Status.INVALID_ARGUMENT);
+    mockIAMPolicy.addException(exception);
+
+    try {
+      SetIamPolicyRequest request =
+          SetIamPolicyRequest.newBuilder()
+              .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+              .setPolicy(Policy.newBuilder().build())
+              .setUpdateMask(FieldMask.newBuilder().build())
+              .build();
+      client.setIamPolicy(request);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void getIamPolicyTest() throws Exception {
+    Policy expectedResponse =
+        Policy.newBuilder()
+            .setVersion(351608024)
+            .addAllBindings(new ArrayList<Binding>())
+            .addAllAuditConfigs(new ArrayList<AuditConfig>())
+            .setEtag(ByteString.EMPTY)
+            .build();
+    mockIAMPolicy.addResponse(expectedResponse);
+
+    GetIamPolicyRequest request =
+        GetIamPolicyRequest.newBuilder()
+            .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+            .setOptions(GetPolicyOptions.newBuilder().build())
+            .build();
+
+    Policy actualResponse = client.getIamPolicy(request);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<AbstractMessage> actualRequests = mockIAMPolicy.getRequests();
+    Assert.assertEquals(1, actualRequests.size());
+    GetIamPolicyRequest actualRequest = ((GetIamPolicyRequest) actualRequests.get(0));
+
+    Assert.assertEquals(request.getResource(), actualRequest.getResource());
+    Assert.assertEquals(request.getOptions(), actualRequest.getOptions());
+    Assert.assertTrue(
+        channelProvider.isHeaderSent(
+            ApiClientHeaderProvider.getDefaultApiClientHeaderKey(),
+            GaxGrpcProperties.getDefaultApiClientHeaderPattern()));
+  }
+
+  @Test
+  public void getIamPolicyExceptionTest() throws Exception {
+    StatusRuntimeException exception = new StatusRuntimeException(io.grpc.Status.INVALID_ARGUMENT);
+    mockIAMPolicy.addException(exception);
+
+    try {
+      GetIamPolicyRequest request =
+          GetIamPolicyRequest.newBuilder()
+              .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+              .setOptions(GetPolicyOptions.newBuilder().build())
+              .build();
+      client.getIamPolicy(request);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void testIamPermissionsTest() throws Exception {
+    TestIamPermissionsResponse expectedResponse =
+        TestIamPermissionsResponse.newBuilder().addAllPermissions(new ArrayList<String>()).build();
+    mockIAMPolicy.addResponse(expectedResponse);
+
+    TestIamPermissionsRequest request =
+        TestIamPermissionsRequest.newBuilder()
+            .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+            .addAllPermissions(new ArrayList<String>())
+            .build();
+
+    TestIamPermissionsResponse actualResponse = client.testIamPermissions(request);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<AbstractMessage> actualRequests = mockIAMPolicy.getRequests();
+    Assert.assertEquals(1, actualRequests.size());
+    TestIamPermissionsRequest actualRequest = ((TestIamPermissionsRequest) actualRequests.get(0));
+
+    Assert.assertEquals(request.getResource(), actualRequest.getResource());
+    Assert.assertEquals(request.getPermissionsList(), actualRequest.getPermissionsList());
+    Assert.assertTrue(
+        channelProvider.isHeaderSent(
+            ApiClientHeaderProvider.getDefaultApiClientHeaderKey(),
+            GaxGrpcProperties.getDefaultApiClientHeaderPattern()));
+  }
+
+  @Test
+  public void testIamPermissionsExceptionTest() throws Exception {
+    StatusRuntimeException exception = new StatusRuntimeException(io.grpc.Status.INVALID_ARGUMENT);
+    mockIAMPolicy.addException(exception);
+
+    try {
+      TestIamPermissionsRequest request =
+          TestIamPermissionsRequest.newBuilder()
+              .setResource(JobName.of("[PROJECT]", "[LOCATION]", "[JOB]").toString())
+              .addAllPermissions(new ArrayList<String>())
+              .build();
+      client.testIamPermissions(request);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
 }
diff --git a/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1alpha/MockIAMPolicy.java b/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1alpha/MockIAMPolicy.java
new file mode 100644
index 000000000000..a26aff385f43
--- /dev/null
+++ b/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1alpha/MockIAMPolicy.java
@@ -0,0 +1,59 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.batch.v1alpha;
+
+import com.google.api.core.BetaApi;
+import com.google.api.gax.grpc.testing.MockGrpcService;
+import com.google.protobuf.AbstractMessage;
+import io.grpc.ServerServiceDefinition;
+import java.util.List;
+import javax.annotation.Generated;
+
+@BetaApi
+@Generated("by gapic-generator-java")
+public class MockIAMPolicy implements MockGrpcService {
+  private final MockIAMPolicyImpl serviceImpl;
+
+  public MockIAMPolicy() {
+    serviceImpl = new MockIAMPolicyImpl();
+  }
+
+  @Override
+  public List<AbstractMessage> getRequests() {
+    return serviceImpl.getRequests();
+  }
+
+  @Override
+  public void addResponse(AbstractMessage response) {
+    serviceImpl.addResponse(response);
+  }
+
+  @Override
+  public void addException(Exception exception) {
+    serviceImpl.addException(exception);
+  }
+
+  @Override
+  public ServerServiceDefinition getServiceDefinition() {
+    return serviceImpl.bindService();
+  }
+
+  @Override
+  public void reset() {
+    serviceImpl.reset();
+  }
+}
diff --git a/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1alpha/MockIAMPolicyImpl.java b/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1alpha/MockIAMPolicyImpl.java
new file mode 100644
index 000000000000..604cd3a410b9
--- /dev/null
+++ b/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1alpha/MockIAMPolicyImpl.java
@@ -0,0 +1,127 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.batch.v1alpha;
+
+import com.google.api.core.BetaApi;
+import com.google.iam.v1.GetIamPolicyRequest;
+import com.google.iam.v1.IAMPolicyGrpc.IAMPolicyImplBase;
+import com.google.iam.v1.Policy;
+import com.google.iam.v1.SetIamPolicyRequest;
+import com.google.iam.v1.TestIamPermissionsRequest;
+import com.google.iam.v1.TestIamPermissionsResponse;
+import com.google.protobuf.AbstractMessage;
+import io.grpc.stub.StreamObserver;
+import java.util.ArrayList;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Queue;
+import javax.annotation.Generated;
+
+@BetaApi
+@Generated("by gapic-generator-java")
+public class MockIAMPolicyImpl extends IAMPolicyImplBase {
+  private List<AbstractMessage> requests;
+  private Queue<Object> responses;
+
+  public MockIAMPolicyImpl() {
+    requests = new ArrayList<>();
+    responses = new LinkedList<>();
+  }
+
+  public List<AbstractMessage> getRequests() {
+    return requests;
+  }
+
+  public void addResponse(AbstractMessage response) {
+    responses.add(response);
+  }
+
+  public void setResponses(List<AbstractMessage> responses) {
+    this.responses = new LinkedList<Object>(responses);
+  }
+
+  public void addException(Exception exception) {
+    responses.add(exception);
+  }
+
+  public void reset() {
+    requests = new ArrayList<>();
+    responses = new LinkedList<>();
+  }
+
+  @Override
+  public void testIamPermissions(
+      TestIamPermissionsRequest request,
+      StreamObserver<TestIamPermissionsResponse> responseObserver) {
+    Object response = responses.poll();
+    if (response instanceof TestIamPermissionsResponse) {
+      requests.add(request);
+      responseObserver.onNext(((TestIamPermissionsResponse) response));
+      responseObserver.onCompleted();
+    } else if (response instanceof Exception) {
+      responseObserver.onError(((Exception) response));
+    } else {
+      responseObserver.onError(
+          new IllegalArgumentException(
+              String.format(
+                  "Unrecognized response type %s for method TestIamPermissions, expected %s or %s",
+                  response == null ? "null" : response.getClass().getName(),
+                  TestIamPermissionsResponse.class.getName(),
+                  Exception.class.getName())));
+    }
+  }
+
+  @Override
+  public void setIamPolicy(SetIamPolicyRequest request, StreamObserver<Policy> responseObserver) {
+    Object response = responses.poll();
+    if (response instanceof Policy) {
+      requests.add(request);
+      responseObserver.onNext(((Policy) response));
+      responseObserver.onCompleted();
+    } else if (response instanceof Exception) {
+      responseObserver.onError(((Exception) response));
+    } else {
+      responseObserver.onError(
+          new IllegalArgumentException(
+              String.format(
+                  "Unrecognized response type %s for method SetIamPolicy, expected %s or %s",
+                  response == null ? "null" : response.getClass().getName(),
+                  Policy.class.getName(),
+                  Exception.class.getName())));
+    }
+  }
+
+  @Override
+  public void getIamPolicy(GetIamPolicyRequest request, StreamObserver<Policy> responseObserver) {
+    Object response = responses.poll();
+    if (response instanceof Policy) {
+      requests.add(request);
+      responseObserver.onNext(((Policy) response));
+      responseObserver.onCompleted();
+    } else if (response instanceof Exception) {
+      responseObserver.onError(((Exception) response));
+    } else {
+      responseObserver.onError(
+          new IllegalArgumentException(
+              String.format(
+                  "Unrecognized response type %s for method GetIamPolicy, expected %s or %s",
+                  response == null ? "null" : response.getClass().getName(),
+                  Policy.class.getName(),
+                  Exception.class.getName())));
+    }
+  }
+}
diff --git a/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1alpha/MockLocations.java b/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1alpha/MockLocations.java
new file mode 100644
index 000000000000..06ca438d3f20
--- /dev/null
+++ b/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1alpha/MockLocations.java
@@ -0,0 +1,59 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.batch.v1alpha;
+
+import com.google.api.core.BetaApi;
+import com.google.api.gax.grpc.testing.MockGrpcService;
+import com.google.protobuf.AbstractMessage;
+import io.grpc.ServerServiceDefinition;
+import java.util.List;
+import javax.annotation.Generated;
+
+@BetaApi
+@Generated("by gapic-generator-java")
+public class MockLocations implements MockGrpcService {
+  private final MockLocationsImpl serviceImpl;
+
+  public MockLocations() {
+    serviceImpl = new MockLocationsImpl();
+  }
+
+  @Override
+  public List<AbstractMessage> getRequests() {
+    return serviceImpl.getRequests();
+  }
+
+  @Override
+  public void addResponse(AbstractMessage response) {
+    serviceImpl.addResponse(response);
+  }
+
+  @Override
+  public void addException(Exception exception) {
+    serviceImpl.addException(exception);
+  }
+
+  @Override
+  public ServerServiceDefinition getServiceDefinition() {
+    return serviceImpl.bindService();
+  }
+
+  @Override
+  public void reset() {
+    serviceImpl.reset();
+  }
+}
diff --git a/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1alpha/MockLocationsImpl.java b/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1alpha/MockLocationsImpl.java
new file mode 100644
index 000000000000..e9dc09b20064
--- /dev/null
+++ b/java-batch/google-cloud-batch/src/test/java/com/google/cloud/batch/v1alpha/MockLocationsImpl.java
@@ -0,0 +1,105 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.batch.v1alpha;
+
+import com.google.api.core.BetaApi;
+import com.google.cloud.location.GetLocationRequest;
+import com.google.cloud.location.ListLocationsRequest;
+import com.google.cloud.location.ListLocationsResponse;
+import com.google.cloud.location.Location;
+import com.google.cloud.location.LocationsGrpc.LocationsImplBase;
+import com.google.protobuf.AbstractMessage;
+import io.grpc.stub.StreamObserver;
+import java.util.ArrayList;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Queue;
+import javax.annotation.Generated;
+
+@BetaApi
+@Generated("by gapic-generator-java")
+public class MockLocationsImpl extends LocationsImplBase {
+  private List<AbstractMessage> requests;
+  private Queue<Object> responses;
+
+  public MockLocationsImpl() {
+    requests = new ArrayList<>();
+    responses = new LinkedList<>();
+  }
+
+  public List<AbstractMessage> getRequests() {
+    return requests;
+  }
+
+  public void addResponse(AbstractMessage response) {
+    responses.add(response);
+  }
+
+  public void setResponses(List<AbstractMessage> responses) {
+    this.responses = new LinkedList<Object>(responses);
+  }
+
+  public void addException(Exception exception) {
+    responses.add(exception);
+  }
+
+  public void reset() {
+    requests = new ArrayList<>();
+    responses = new LinkedList<>();
+  }
+
+  @Override
+  public void listLocations(
+      ListLocationsRequest request, StreamObserver<ListLocationsResponse> responseObserver) {
+    Object response = responses.poll();
+    if (response instanceof ListLocationsResponse) {
+      requests.add(request);
+      responseObserver.onNext(((ListLocationsResponse) response));
+      responseObserver.onCompleted();
+    } else if (response instanceof Exception) {
+      responseObserver.onError(((Exception) response));
+    } else {
+      responseObserver.onError(
+          new IllegalArgumentException(
+              String.format(
+                  "Unrecognized response type %s for method ListLocations, expected %s or %s",
+                  response == null ? "null" : response.getClass().getName(),
+                  ListLocationsResponse.class.getName(),
+                  Exception.class.getName())));
+    }
+  }
+
+  @Override
+  public void getLocation(GetLocationRequest request, StreamObserver<Location> responseObserver) {
+    Object response = responses.poll();
+    if (response instanceof Location) {
+      requests.add(request);
+      responseObserver.onNext(((Location) response));
+      responseObserver.onCompleted();
+    } else if (response instanceof Exception) {
+      responseObserver.onError(((Exception) response));
+    } else {
+      responseObserver.onError(
+          new IllegalArgumentException(
+              String.format(
+                  "Unrecognized response type %s for method GetLocation, expected %s or %s",
+                  response == null ? "null" : response.getClass().getName(),
+                  Location.class.getName(),
+                  Exception.class.getName())));
+    }
+  }
+}
diff --git a/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/AllocationPolicy.java b/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/AllocationPolicy.java
index 31c0d7a29534..7d5cfc7ff78a 100644
--- a/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/AllocationPolicy.java
+++ b/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/AllocationPolicy.java
@@ -382,12 +382,18 @@ public interface LocationPolicyOrBuilder
      *
      *
      * <pre>
-     * A list of allowed location names represented by internal URLs,
-     * First location in the list must be a region.
-     * for example,
-     * ["regions/us-central1"] allow VMs in region us-central1,
-     * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-     * us-central1-a.
+     * A list of allowed location names represented by internal URLs.
+     * Each location can be a region or a zone.
+     * Only one region or multiple zones in one region is supported now.
+     * For example,
+     * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+     * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+     * in zones us-central1-a and us-central1-c.
+     * All locations end up in different regions would cause errors.
+     * For example,
+     * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+     * "zones/us-west1-a"] contains 2 regions "us-central1" and
+     * "us-west1". An error is expected in this case.
      * </pre>
      *
      * <code>repeated string allowed_locations = 1;</code>
@@ -399,12 +405,18 @@ public interface LocationPolicyOrBuilder
      *
      *
      * <pre>
-     * A list of allowed location names represented by internal URLs,
-     * First location in the list must be a region.
-     * for example,
-     * ["regions/us-central1"] allow VMs in region us-central1,
-     * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-     * us-central1-a.
+     * A list of allowed location names represented by internal URLs.
+     * Each location can be a region or a zone.
+     * Only one region or multiple zones in one region is supported now.
+     * For example,
+     * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+     * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+     * in zones us-central1-a and us-central1-c.
+     * All locations end up in different regions would cause errors.
+     * For example,
+     * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+     * "zones/us-west1-a"] contains 2 regions "us-central1" and
+     * "us-west1". An error is expected in this case.
      * </pre>
      *
      * <code>repeated string allowed_locations = 1;</code>
@@ -416,12 +428,18 @@ public interface LocationPolicyOrBuilder
      *
      *
      * <pre>
-     * A list of allowed location names represented by internal URLs,
-     * First location in the list must be a region.
-     * for example,
-     * ["regions/us-central1"] allow VMs in region us-central1,
-     * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-     * us-central1-a.
+     * A list of allowed location names represented by internal URLs.
+     * Each location can be a region or a zone.
+     * Only one region or multiple zones in one region is supported now.
+     * For example,
+     * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+     * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+     * in zones us-central1-a and us-central1-c.
+     * All locations end up in different regions would cause errors.
+     * For example,
+     * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+     * "zones/us-west1-a"] contains 2 regions "us-central1" and
+     * "us-west1". An error is expected in this case.
      * </pre>
      *
      * <code>repeated string allowed_locations = 1;</code>
@@ -434,12 +452,18 @@ public interface LocationPolicyOrBuilder
      *
      *
      * <pre>
-     * A list of allowed location names represented by internal URLs,
-     * First location in the list must be a region.
-     * for example,
-     * ["regions/us-central1"] allow VMs in region us-central1,
-     * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-     * us-central1-a.
+     * A list of allowed location names represented by internal URLs.
+     * Each location can be a region or a zone.
+     * Only one region or multiple zones in one region is supported now.
+     * For example,
+     * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+     * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+     * in zones us-central1-a and us-central1-c.
+     * All locations end up in different regions would cause errors.
+     * For example,
+     * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+     * "zones/us-west1-a"] contains 2 regions "us-central1" and
+     * "us-west1". An error is expected in this case.
      * </pre>
      *
      * <code>repeated string allowed_locations = 1;</code>
@@ -549,12 +573,18 @@ public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
      *
      *
      * <pre>
-     * A list of allowed location names represented by internal URLs,
-     * First location in the list must be a region.
-     * for example,
-     * ["regions/us-central1"] allow VMs in region us-central1,
-     * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-     * us-central1-a.
+     * A list of allowed location names represented by internal URLs.
+     * Each location can be a region or a zone.
+     * Only one region or multiple zones in one region is supported now.
+     * For example,
+     * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+     * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+     * in zones us-central1-a and us-central1-c.
+     * All locations end up in different regions would cause errors.
+     * For example,
+     * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+     * "zones/us-west1-a"] contains 2 regions "us-central1" and
+     * "us-west1". An error is expected in this case.
      * </pre>
      *
      * <code>repeated string allowed_locations = 1;</code>
@@ -568,12 +598,18 @@ public com.google.protobuf.ProtocolStringList getAllowedLocationsList() {
      *
      *
      * <pre>
-     * A list of allowed location names represented by internal URLs,
-     * First location in the list must be a region.
-     * for example,
-     * ["regions/us-central1"] allow VMs in region us-central1,
-     * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-     * us-central1-a.
+     * A list of allowed location names represented by internal URLs.
+     * Each location can be a region or a zone.
+     * Only one region or multiple zones in one region is supported now.
+     * For example,
+     * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+     * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+     * in zones us-central1-a and us-central1-c.
+     * All locations end up in different regions would cause errors.
+     * For example,
+     * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+     * "zones/us-west1-a"] contains 2 regions "us-central1" and
+     * "us-west1". An error is expected in this case.
      * </pre>
      *
      * <code>repeated string allowed_locations = 1;</code>
@@ -587,12 +623,18 @@ public int getAllowedLocationsCount() {
      *
      *
      * <pre>
-     * A list of allowed location names represented by internal URLs,
-     * First location in the list must be a region.
-     * for example,
-     * ["regions/us-central1"] allow VMs in region us-central1,
-     * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-     * us-central1-a.
+     * A list of allowed location names represented by internal URLs.
+     * Each location can be a region or a zone.
+     * Only one region or multiple zones in one region is supported now.
+     * For example,
+     * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+     * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+     * in zones us-central1-a and us-central1-c.
+     * All locations end up in different regions would cause errors.
+     * For example,
+     * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+     * "zones/us-west1-a"] contains 2 regions "us-central1" and
+     * "us-west1". An error is expected in this case.
      * </pre>
      *
      * <code>repeated string allowed_locations = 1;</code>
@@ -607,12 +649,18 @@ public java.lang.String getAllowedLocations(int index) {
      *
      *
      * <pre>
-     * A list of allowed location names represented by internal URLs,
-     * First location in the list must be a region.
-     * for example,
-     * ["regions/us-central1"] allow VMs in region us-central1,
-     * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-     * us-central1-a.
+     * A list of allowed location names represented by internal URLs.
+     * Each location can be a region or a zone.
+     * Only one region or multiple zones in one region is supported now.
+     * For example,
+     * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+     * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+     * in zones us-central1-a and us-central1-c.
+     * All locations end up in different regions would cause errors.
+     * For example,
+     * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+     * "zones/us-west1-a"] contains 2 regions "us-central1" and
+     * "us-west1". An error is expected in this case.
      * </pre>
      *
      * <code>repeated string allowed_locations = 1;</code>
@@ -972,12 +1020,18 @@ private void ensureAllowedLocationsIsMutable() {
        *
        *
        * <pre>
-       * A list of allowed location names represented by internal URLs,
-       * First location in the list must be a region.
-       * for example,
-       * ["regions/us-central1"] allow VMs in region us-central1,
-       * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-       * us-central1-a.
+       * A list of allowed location names represented by internal URLs.
+       * Each location can be a region or a zone.
+       * Only one region or multiple zones in one region is supported now.
+       * For example,
+       * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+       * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+       * in zones us-central1-a and us-central1-c.
+       * All locations end up in different regions would cause errors.
+       * For example,
+       * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+       * "zones/us-west1-a"] contains 2 regions "us-central1" and
+       * "us-west1". An error is expected in this case.
        * </pre>
        *
        * <code>repeated string allowed_locations = 1;</code>
@@ -991,12 +1045,18 @@ public com.google.protobuf.ProtocolStringList getAllowedLocationsList() {
        *
        *
        * <pre>
-       * A list of allowed location names represented by internal URLs,
-       * First location in the list must be a region.
-       * for example,
-       * ["regions/us-central1"] allow VMs in region us-central1,
-       * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-       * us-central1-a.
+       * A list of allowed location names represented by internal URLs.
+       * Each location can be a region or a zone.
+       * Only one region or multiple zones in one region is supported now.
+       * For example,
+       * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+       * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+       * in zones us-central1-a and us-central1-c.
+       * All locations end up in different regions would cause errors.
+       * For example,
+       * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+       * "zones/us-west1-a"] contains 2 regions "us-central1" and
+       * "us-west1". An error is expected in this case.
        * </pre>
        *
        * <code>repeated string allowed_locations = 1;</code>
@@ -1010,12 +1070,18 @@ public int getAllowedLocationsCount() {
        *
        *
        * <pre>
-       * A list of allowed location names represented by internal URLs,
-       * First location in the list must be a region.
-       * for example,
-       * ["regions/us-central1"] allow VMs in region us-central1,
-       * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-       * us-central1-a.
+       * A list of allowed location names represented by internal URLs.
+       * Each location can be a region or a zone.
+       * Only one region or multiple zones in one region is supported now.
+       * For example,
+       * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+       * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+       * in zones us-central1-a and us-central1-c.
+       * All locations end up in different regions would cause errors.
+       * For example,
+       * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+       * "zones/us-west1-a"] contains 2 regions "us-central1" and
+       * "us-west1". An error is expected in this case.
        * </pre>
        *
        * <code>repeated string allowed_locations = 1;</code>
@@ -1030,12 +1096,18 @@ public java.lang.String getAllowedLocations(int index) {
        *
        *
        * <pre>
-       * A list of allowed location names represented by internal URLs,
-       * First location in the list must be a region.
-       * for example,
-       * ["regions/us-central1"] allow VMs in region us-central1,
-       * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-       * us-central1-a.
+       * A list of allowed location names represented by internal URLs.
+       * Each location can be a region or a zone.
+       * Only one region or multiple zones in one region is supported now.
+       * For example,
+       * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+       * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+       * in zones us-central1-a and us-central1-c.
+       * All locations end up in different regions would cause errors.
+       * For example,
+       * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+       * "zones/us-west1-a"] contains 2 regions "us-central1" and
+       * "us-west1". An error is expected in this case.
        * </pre>
        *
        * <code>repeated string allowed_locations = 1;</code>
@@ -1050,12 +1122,18 @@ public com.google.protobuf.ByteString getAllowedLocationsBytes(int index) {
        *
        *
        * <pre>
-       * A list of allowed location names represented by internal URLs,
-       * First location in the list must be a region.
-       * for example,
-       * ["regions/us-central1"] allow VMs in region us-central1,
-       * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-       * us-central1-a.
+       * A list of allowed location names represented by internal URLs.
+       * Each location can be a region or a zone.
+       * Only one region or multiple zones in one region is supported now.
+       * For example,
+       * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+       * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+       * in zones us-central1-a and us-central1-c.
+       * All locations end up in different regions would cause errors.
+       * For example,
+       * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+       * "zones/us-west1-a"] contains 2 regions "us-central1" and
+       * "us-west1". An error is expected in this case.
        * </pre>
        *
        * <code>repeated string allowed_locations = 1;</code>
@@ -1077,12 +1155,18 @@ public Builder setAllowedLocations(int index, java.lang.String value) {
        *
        *
        * <pre>
-       * A list of allowed location names represented by internal URLs,
-       * First location in the list must be a region.
-       * for example,
-       * ["regions/us-central1"] allow VMs in region us-central1,
-       * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-       * us-central1-a.
+       * A list of allowed location names represented by internal URLs.
+       * Each location can be a region or a zone.
+       * Only one region or multiple zones in one region is supported now.
+       * For example,
+       * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+       * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+       * in zones us-central1-a and us-central1-c.
+       * All locations end up in different regions would cause errors.
+       * For example,
+       * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+       * "zones/us-west1-a"] contains 2 regions "us-central1" and
+       * "us-west1". An error is expected in this case.
        * </pre>
        *
        * <code>repeated string allowed_locations = 1;</code>
@@ -1103,12 +1187,18 @@ public Builder addAllowedLocations(java.lang.String value) {
        *
        *
        * <pre>
-       * A list of allowed location names represented by internal URLs,
-       * First location in the list must be a region.
-       * for example,
-       * ["regions/us-central1"] allow VMs in region us-central1,
-       * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-       * us-central1-a.
+       * A list of allowed location names represented by internal URLs.
+       * Each location can be a region or a zone.
+       * Only one region or multiple zones in one region is supported now.
+       * For example,
+       * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+       * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+       * in zones us-central1-a and us-central1-c.
+       * All locations end up in different regions would cause errors.
+       * For example,
+       * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+       * "zones/us-west1-a"] contains 2 regions "us-central1" and
+       * "us-west1". An error is expected in this case.
        * </pre>
        *
        * <code>repeated string allowed_locations = 1;</code>
@@ -1126,12 +1216,18 @@ public Builder addAllAllowedLocations(java.lang.Iterable<java.lang.String> value
        *
        *
        * <pre>
-       * A list of allowed location names represented by internal URLs,
-       * First location in the list must be a region.
-       * for example,
-       * ["regions/us-central1"] allow VMs in region us-central1,
-       * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-       * us-central1-a.
+       * A list of allowed location names represented by internal URLs.
+       * Each location can be a region or a zone.
+       * Only one region or multiple zones in one region is supported now.
+       * For example,
+       * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+       * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+       * in zones us-central1-a and us-central1-c.
+       * All locations end up in different regions would cause errors.
+       * For example,
+       * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+       * "zones/us-west1-a"] contains 2 regions "us-central1" and
+       * "us-west1". An error is expected in this case.
        * </pre>
        *
        * <code>repeated string allowed_locations = 1;</code>
@@ -1148,12 +1244,18 @@ public Builder clearAllowedLocations() {
        *
        *
        * <pre>
-       * A list of allowed location names represented by internal URLs,
-       * First location in the list must be a region.
-       * for example,
-       * ["regions/us-central1"] allow VMs in region us-central1,
-       * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-       * us-central1-a.
+       * A list of allowed location names represented by internal URLs.
+       * Each location can be a region or a zone.
+       * Only one region or multiple zones in one region is supported now.
+       * For example,
+       * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+       * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+       * in zones us-central1-a and us-central1-c.
+       * All locations end up in different regions would cause errors.
+       * For example,
+       * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+       * "zones/us-west1-a"] contains 2 regions "us-central1" and
+       * "us-west1". An error is expected in this case.
        * </pre>
        *
        * <code>repeated string allowed_locations = 1;</code>
@@ -1308,7 +1410,7 @@ public interface DiskOrBuilder
      *
      * <pre>
      * Disk type as shown in `gcloud compute disk-types list`
-     * For example, "pd-ssd", "pd-standard", "pd-balanced".
+     * For example, "pd-ssd", "pd-standard", "pd-balanced", "local-ssd".
      * </pre>
      *
      * <code>string type = 1;</code>
@@ -1321,7 +1423,7 @@ public interface DiskOrBuilder
      *
      * <pre>
      * Disk type as shown in `gcloud compute disk-types list`
-     * For example, "pd-ssd", "pd-standard", "pd-balanced".
+     * For example, "pd-ssd", "pd-standard", "pd-balanced", "local-ssd".
      * </pre>
      *
      * <code>string type = 1;</code>
@@ -1336,6 +1438,8 @@ public interface DiskOrBuilder
      * <pre>
      * Disk size in GB.
      * This field is ignored if `data_source` is `disk` or `image`.
+     * If `type` is `local-ssd`, size_gb should be a multiple of 375GB,
+     * otherwise, the final size will be the next greater multiple of 375 GB.
      * </pre>
      *
      * <code>int64 size_gb = 2;</code>
@@ -1344,13 +1448,45 @@ public interface DiskOrBuilder
      */
     long getSizeGb();
 
+    /**
+     *
+     *
+     * <pre>
+     * Local SSDs are available through both "SCSI" and "NVMe" interfaces.
+     * If not indicated, "NVMe" will be the default one for local ssds.
+     * We only support "SCSI" for persistent disks now.
+     * </pre>
+     *
+     * <code>string disk_interface = 6;</code>
+     *
+     * @return The diskInterface.
+     */
+    java.lang.String getDiskInterface();
+    /**
+     *
+     *
+     * <pre>
+     * Local SSDs are available through both "SCSI" and "NVMe" interfaces.
+     * If not indicated, "NVMe" will be the default one for local ssds.
+     * We only support "SCSI" for persistent disks now.
+     * </pre>
+     *
+     * <code>string disk_interface = 6;</code>
+     *
+     * @return The bytes for diskInterface.
+     */
+    com.google.protobuf.ByteString getDiskInterfaceBytes();
+
     public com.google.cloud.batch.v1.AllocationPolicy.Disk.DataSourceCase getDataSourceCase();
   }
   /**
    *
    *
    * <pre>
-   * A new persistent disk.
+   * A new persistent disk or a local ssd.
+   * A VM can only have one local SSD setting but multiple local SSD partitions.
+   * https://cloud.google.com/compute/docs/disks#pdspecs.
+   * https://cloud.google.com/compute/docs/disks#localssds.
    * </pre>
    *
    * Protobuf type {@code google.cloud.batch.v1.AllocationPolicy.Disk}
@@ -1367,6 +1503,7 @@ private Disk(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
 
     private Disk() {
       type_ = "";
+      diskInterface_ = "";
     }
 
     @java.lang.Override
@@ -1424,6 +1561,13 @@ private Disk(
                 dataSource_ = s;
                 break;
               }
+            case 50:
+              {
+                java.lang.String s = input.readStringRequireUtf8();
+
+                diskInterface_ = s;
+                break;
+              }
             default:
               {
                 if (!parseUnknownField(input, unknownFields, extensionRegistry, tag)) {
@@ -1654,7 +1798,7 @@ public com.google.protobuf.ByteString getSnapshotBytes() {
      *
      * <pre>
      * Disk type as shown in `gcloud compute disk-types list`
-     * For example, "pd-ssd", "pd-standard", "pd-balanced".
+     * For example, "pd-ssd", "pd-standard", "pd-balanced", "local-ssd".
      * </pre>
      *
      * <code>string type = 1;</code>
@@ -1678,7 +1822,7 @@ public java.lang.String getType() {
      *
      * <pre>
      * Disk type as shown in `gcloud compute disk-types list`
-     * For example, "pd-ssd", "pd-standard", "pd-balanced".
+     * For example, "pd-ssd", "pd-standard", "pd-balanced", "local-ssd".
      * </pre>
      *
      * <code>string type = 1;</code>
@@ -1706,6 +1850,8 @@ public com.google.protobuf.ByteString getTypeBytes() {
      * <pre>
      * Disk size in GB.
      * This field is ignored if `data_source` is `disk` or `image`.
+     * If `type` is `local-ssd`, size_gb should be a multiple of 375GB,
+     * otherwise, the final size will be the next greater multiple of 375 GB.
      * </pre>
      *
      * <code>int64 size_gb = 2;</code>
@@ -1717,6 +1863,59 @@ public long getSizeGb() {
       return sizeGb_;
     }
 
+    public static final int DISK_INTERFACE_FIELD_NUMBER = 6;
+    private volatile java.lang.Object diskInterface_;
+    /**
+     *
+     *
+     * <pre>
+     * Local SSDs are available through both "SCSI" and "NVMe" interfaces.
+     * If not indicated, "NVMe" will be the default one for local ssds.
+     * We only support "SCSI" for persistent disks now.
+     * </pre>
+     *
+     * <code>string disk_interface = 6;</code>
+     *
+     * @return The diskInterface.
+     */
+    @java.lang.Override
+    public java.lang.String getDiskInterface() {
+      java.lang.Object ref = diskInterface_;
+      if (ref instanceof java.lang.String) {
+        return (java.lang.String) ref;
+      } else {
+        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
+        java.lang.String s = bs.toStringUtf8();
+        diskInterface_ = s;
+        return s;
+      }
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Local SSDs are available through both "SCSI" and "NVMe" interfaces.
+     * If not indicated, "NVMe" will be the default one for local ssds.
+     * We only support "SCSI" for persistent disks now.
+     * </pre>
+     *
+     * <code>string disk_interface = 6;</code>
+     *
+     * @return The bytes for diskInterface.
+     */
+    @java.lang.Override
+    public com.google.protobuf.ByteString getDiskInterfaceBytes() {
+      java.lang.Object ref = diskInterface_;
+      if (ref instanceof java.lang.String) {
+        com.google.protobuf.ByteString b =
+            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
+        diskInterface_ = b;
+        return b;
+      } else {
+        return (com.google.protobuf.ByteString) ref;
+      }
+    }
+
     private byte memoizedIsInitialized = -1;
 
     @java.lang.Override
@@ -1743,6 +1942,9 @@ public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io
       if (dataSourceCase_ == 5) {
         com.google.protobuf.GeneratedMessageV3.writeString(output, 5, dataSource_);
       }
+      if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(diskInterface_)) {
+        com.google.protobuf.GeneratedMessageV3.writeString(output, 6, diskInterface_);
+      }
       unknownFields.writeTo(output);
     }
 
@@ -1764,6 +1966,9 @@ public int getSerializedSize() {
       if (dataSourceCase_ == 5) {
         size += com.google.protobuf.GeneratedMessageV3.computeStringSize(5, dataSource_);
       }
+      if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(diskInterface_)) {
+        size += com.google.protobuf.GeneratedMessageV3.computeStringSize(6, diskInterface_);
+      }
       size += unknownFields.getSerializedSize();
       memoizedSize = size;
       return size;
@@ -1782,6 +1987,7 @@ public boolean equals(final java.lang.Object obj) {
 
       if (!getType().equals(other.getType())) return false;
       if (getSizeGb() != other.getSizeGb()) return false;
+      if (!getDiskInterface().equals(other.getDiskInterface())) return false;
       if (!getDataSourceCase().equals(other.getDataSourceCase())) return false;
       switch (dataSourceCase_) {
         case 4:
@@ -1808,6 +2014,8 @@ public int hashCode() {
       hash = (53 * hash) + getType().hashCode();
       hash = (37 * hash) + SIZE_GB_FIELD_NUMBER;
       hash = (53 * hash) + com.google.protobuf.Internal.hashLong(getSizeGb());
+      hash = (37 * hash) + DISK_INTERFACE_FIELD_NUMBER;
+      hash = (53 * hash) + getDiskInterface().hashCode();
       switch (dataSourceCase_) {
         case 4:
           hash = (37 * hash) + IMAGE_FIELD_NUMBER;
@@ -1925,7 +2133,10 @@ protected Builder newBuilderForType(
      *
      *
      * <pre>
-     * A new persistent disk.
+     * A new persistent disk or a local ssd.
+     * A VM can only have one local SSD setting but multiple local SSD partitions.
+     * https://cloud.google.com/compute/docs/disks#pdspecs.
+     * https://cloud.google.com/compute/docs/disks#localssds.
      * </pre>
      *
      * Protobuf type {@code google.cloud.batch.v1.AllocationPolicy.Disk}
@@ -1971,6 +2182,8 @@ public Builder clear() {
 
         sizeGb_ = 0L;
 
+        diskInterface_ = "";
+
         dataSourceCase_ = 0;
         dataSource_ = null;
         return this;
@@ -2008,6 +2221,7 @@ public com.google.cloud.batch.v1.AllocationPolicy.Disk buildPartial() {
         }
         result.type_ = type_;
         result.sizeGb_ = sizeGb_;
+        result.diskInterface_ = diskInterface_;
         result.dataSourceCase_ = dataSourceCase_;
         onBuilt();
         return result;
@@ -2068,6 +2282,10 @@ public Builder mergeFrom(com.google.cloud.batch.v1.AllocationPolicy.Disk other)
         if (other.getSizeGb() != 0L) {
           setSizeGb(other.getSizeGb());
         }
+        if (!other.getDiskInterface().isEmpty()) {
+          diskInterface_ = other.diskInterface_;
+          onChanged();
+        }
         switch (other.getDataSourceCase()) {
           case IMAGE:
             {
@@ -2406,7 +2624,7 @@ public Builder setSnapshotBytes(com.google.protobuf.ByteString value) {
        *
        * <pre>
        * Disk type as shown in `gcloud compute disk-types list`
-       * For example, "pd-ssd", "pd-standard", "pd-balanced".
+       * For example, "pd-ssd", "pd-standard", "pd-balanced", "local-ssd".
        * </pre>
        *
        * <code>string type = 1;</code>
@@ -2429,7 +2647,7 @@ public java.lang.String getType() {
        *
        * <pre>
        * Disk type as shown in `gcloud compute disk-types list`
-       * For example, "pd-ssd", "pd-standard", "pd-balanced".
+       * For example, "pd-ssd", "pd-standard", "pd-balanced", "local-ssd".
        * </pre>
        *
        * <code>string type = 1;</code>
@@ -2452,7 +2670,7 @@ public com.google.protobuf.ByteString getTypeBytes() {
        *
        * <pre>
        * Disk type as shown in `gcloud compute disk-types list`
-       * For example, "pd-ssd", "pd-standard", "pd-balanced".
+       * For example, "pd-ssd", "pd-standard", "pd-balanced", "local-ssd".
        * </pre>
        *
        * <code>string type = 1;</code>
@@ -2474,7 +2692,7 @@ public Builder setType(java.lang.String value) {
        *
        * <pre>
        * Disk type as shown in `gcloud compute disk-types list`
-       * For example, "pd-ssd", "pd-standard", "pd-balanced".
+       * For example, "pd-ssd", "pd-standard", "pd-balanced", "local-ssd".
        * </pre>
        *
        * <code>string type = 1;</code>
@@ -2492,7 +2710,7 @@ public Builder clearType() {
        *
        * <pre>
        * Disk type as shown in `gcloud compute disk-types list`
-       * For example, "pd-ssd", "pd-standard", "pd-balanced".
+       * For example, "pd-ssd", "pd-standard", "pd-balanced", "local-ssd".
        * </pre>
        *
        * <code>string type = 1;</code>
@@ -2518,6 +2736,8 @@ public Builder setTypeBytes(com.google.protobuf.ByteString value) {
        * <pre>
        * Disk size in GB.
        * This field is ignored if `data_source` is `disk` or `image`.
+       * If `type` is `local-ssd`, size_gb should be a multiple of 375GB,
+       * otherwise, the final size will be the next greater multiple of 375 GB.
        * </pre>
        *
        * <code>int64 size_gb = 2;</code>
@@ -2534,6 +2754,8 @@ public long getSizeGb() {
        * <pre>
        * Disk size in GB.
        * This field is ignored if `data_source` is `disk` or `image`.
+       * If `type` is `local-ssd`, size_gb should be a multiple of 375GB,
+       * otherwise, the final size will be the next greater multiple of 375 GB.
        * </pre>
        *
        * <code>int64 size_gb = 2;</code>
@@ -2553,6 +2775,8 @@ public Builder setSizeGb(long value) {
        * <pre>
        * Disk size in GB.
        * This field is ignored if `data_source` is `disk` or `image`.
+       * If `type` is `local-ssd`, size_gb should be a multiple of 375GB,
+       * otherwise, the final size will be the next greater multiple of 375 GB.
        * </pre>
        *
        * <code>int64 size_gb = 2;</code>
@@ -2566,6 +2790,122 @@ public Builder clearSizeGb() {
         return this;
       }
 
+      private java.lang.Object diskInterface_ = "";
+      /**
+       *
+       *
+       * <pre>
+       * Local SSDs are available through both "SCSI" and "NVMe" interfaces.
+       * If not indicated, "NVMe" will be the default one for local ssds.
+       * We only support "SCSI" for persistent disks now.
+       * </pre>
+       *
+       * <code>string disk_interface = 6;</code>
+       *
+       * @return The diskInterface.
+       */
+      public java.lang.String getDiskInterface() {
+        java.lang.Object ref = diskInterface_;
+        if (!(ref instanceof java.lang.String)) {
+          com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
+          java.lang.String s = bs.toStringUtf8();
+          diskInterface_ = s;
+          return s;
+        } else {
+          return (java.lang.String) ref;
+        }
+      }
+      /**
+       *
+       *
+       * <pre>
+       * Local SSDs are available through both "SCSI" and "NVMe" interfaces.
+       * If not indicated, "NVMe" will be the default one for local ssds.
+       * We only support "SCSI" for persistent disks now.
+       * </pre>
+       *
+       * <code>string disk_interface = 6;</code>
+       *
+       * @return The bytes for diskInterface.
+       */
+      public com.google.protobuf.ByteString getDiskInterfaceBytes() {
+        java.lang.Object ref = diskInterface_;
+        if (ref instanceof String) {
+          com.google.protobuf.ByteString b =
+              com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
+          diskInterface_ = b;
+          return b;
+        } else {
+          return (com.google.protobuf.ByteString) ref;
+        }
+      }
+      /**
+       *
+       *
+       * <pre>
+       * Local SSDs are available through both "SCSI" and "NVMe" interfaces.
+       * If not indicated, "NVMe" will be the default one for local ssds.
+       * We only support "SCSI" for persistent disks now.
+       * </pre>
+       *
+       * <code>string disk_interface = 6;</code>
+       *
+       * @param value The diskInterface to set.
+       * @return This builder for chaining.
+       */
+      public Builder setDiskInterface(java.lang.String value) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+
+        diskInterface_ = value;
+        onChanged();
+        return this;
+      }
+      /**
+       *
+       *
+       * <pre>
+       * Local SSDs are available through both "SCSI" and "NVMe" interfaces.
+       * If not indicated, "NVMe" will be the default one for local ssds.
+       * We only support "SCSI" for persistent disks now.
+       * </pre>
+       *
+       * <code>string disk_interface = 6;</code>
+       *
+       * @return This builder for chaining.
+       */
+      public Builder clearDiskInterface() {
+
+        diskInterface_ = getDefaultInstance().getDiskInterface();
+        onChanged();
+        return this;
+      }
+      /**
+       *
+       *
+       * <pre>
+       * Local SSDs are available through both "SCSI" and "NVMe" interfaces.
+       * If not indicated, "NVMe" will be the default one for local ssds.
+       * We only support "SCSI" for persistent disks now.
+       * </pre>
+       *
+       * <code>string disk_interface = 6;</code>
+       *
+       * @param value The bytes for diskInterface to set.
+       * @return This builder for chaining.
+       */
+      public Builder setDiskInterfaceBytes(com.google.protobuf.ByteString value) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        checkByteStringIsUtf8(value);
+
+        diskInterface_ = value;
+        onChanged();
+        return this;
+      }
+
       @java.lang.Override
       public final Builder setUnknownFields(
           final com.google.protobuf.UnknownFieldSet unknownFields) {
@@ -2708,7 +3048,8 @@ public interface AttachedDiskOrBuilder
    *
    *
    * <pre>
-   * A new or an existing persistent disk attached to a VM instance.
+   * A new or an existing persistent disk or a local ssd attached to a VM
+   * instance.
    * </pre>
    *
    * Protobuf type {@code google.cloud.batch.v1.AllocationPolicy.AttachedDisk}
@@ -3225,7 +3566,8 @@ protected Builder newBuilderForType(
      *
      *
      * <pre>
-     * A new or an existing persistent disk attached to a VM instance.
+     * A new or an existing persistent disk or a local ssd attached to a VM
+     * instance.
      * </pre>
      *
      * Protobuf type {@code google.cloud.batch.v1.AllocationPolicy.AttachedDisk}
@@ -3912,6 +4254,23 @@ public interface AcceleratorOrBuilder
      * @return The count.
      */
     long getCount();
+
+    /**
+     *
+     *
+     * <pre>
+     * When true, Batch will install the GPU drivers.
+     * This field will be ignored if specified.
+     * </pre>
+     *
+     * <code>bool install_gpu_drivers = 3 [deprecated = true];</code>
+     *
+     * @deprecated google.cloud.batch.v1.AllocationPolicy.Accelerator.install_gpu_drivers is
+     *     deprecated. See google/cloud/batch/v1/job.proto;l=291
+     * @return The installGpuDrivers.
+     */
+    @java.lang.Deprecated
+    boolean getInstallGpuDrivers();
   }
   /**
    *
@@ -3977,6 +4336,11 @@ private Accelerator(
                 count_ = input.readInt64();
                 break;
               }
+            case 24:
+              {
+                installGpuDrivers_ = input.readBool();
+                break;
+              }
             default:
               {
                 if (!parseUnknownField(input, unknownFields, extensionRegistry, tag)) {
@@ -4082,6 +4446,28 @@ public long getCount() {
       return count_;
     }
 
+    public static final int INSTALL_GPU_DRIVERS_FIELD_NUMBER = 3;
+    private boolean installGpuDrivers_;
+    /**
+     *
+     *
+     * <pre>
+     * When true, Batch will install the GPU drivers.
+     * This field will be ignored if specified.
+     * </pre>
+     *
+     * <code>bool install_gpu_drivers = 3 [deprecated = true];</code>
+     *
+     * @deprecated google.cloud.batch.v1.AllocationPolicy.Accelerator.install_gpu_drivers is
+     *     deprecated. See google/cloud/batch/v1/job.proto;l=291
+     * @return The installGpuDrivers.
+     */
+    @java.lang.Override
+    @java.lang.Deprecated
+    public boolean getInstallGpuDrivers() {
+      return installGpuDrivers_;
+    }
+
     private byte memoizedIsInitialized = -1;
 
     @java.lang.Override
@@ -4102,6 +4488,9 @@ public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io
       if (count_ != 0L) {
         output.writeInt64(2, count_);
       }
+      if (installGpuDrivers_ != false) {
+        output.writeBool(3, installGpuDrivers_);
+      }
       unknownFields.writeTo(output);
     }
 
@@ -4117,6 +4506,9 @@ public int getSerializedSize() {
       if (count_ != 0L) {
         size += com.google.protobuf.CodedOutputStream.computeInt64Size(2, count_);
       }
+      if (installGpuDrivers_ != false) {
+        size += com.google.protobuf.CodedOutputStream.computeBoolSize(3, installGpuDrivers_);
+      }
       size += unknownFields.getSerializedSize();
       memoizedSize = size;
       return size;
@@ -4135,6 +4527,7 @@ public boolean equals(final java.lang.Object obj) {
 
       if (!getType().equals(other.getType())) return false;
       if (getCount() != other.getCount()) return false;
+      if (getInstallGpuDrivers() != other.getInstallGpuDrivers()) return false;
       if (!unknownFields.equals(other.unknownFields)) return false;
       return true;
     }
@@ -4150,6 +4543,8 @@ public int hashCode() {
       hash = (53 * hash) + getType().hashCode();
       hash = (37 * hash) + COUNT_FIELD_NUMBER;
       hash = (53 * hash) + com.google.protobuf.Internal.hashLong(getCount());
+      hash = (37 * hash) + INSTALL_GPU_DRIVERS_FIELD_NUMBER;
+      hash = (53 * hash) + com.google.protobuf.Internal.hashBoolean(getInstallGpuDrivers());
       hash = (29 * hash) + unknownFields.hashCode();
       memoizedHashCode = hash;
       return hash;
@@ -4302,6 +4697,8 @@ public Builder clear() {
 
         count_ = 0L;
 
+        installGpuDrivers_ = false;
+
         return this;
       }
 
@@ -4331,6 +4728,7 @@ public com.google.cloud.batch.v1.AllocationPolicy.Accelerator buildPartial() {
             new com.google.cloud.batch.v1.AllocationPolicy.Accelerator(this);
         result.type_ = type_;
         result.count_ = count_;
+        result.installGpuDrivers_ = installGpuDrivers_;
         onBuilt();
         return result;
       }
@@ -4390,6 +4788,9 @@ public Builder mergeFrom(com.google.cloud.batch.v1.AllocationPolicy.Accelerator
         if (other.getCount() != 0L) {
           setCount(other.getCount());
         }
+        if (other.getInstallGpuDrivers() != false) {
+          setInstallGpuDrivers(other.getInstallGpuDrivers());
+        }
         this.mergeUnknownFields(other.unknownFields);
         onChanged();
         return this;
@@ -4583,6 +4984,70 @@ public Builder clearCount() {
         return this;
       }
 
+      private boolean installGpuDrivers_;
+      /**
+       *
+       *
+       * <pre>
+       * When true, Batch will install the GPU drivers.
+       * This field will be ignored if specified.
+       * </pre>
+       *
+       * <code>bool install_gpu_drivers = 3 [deprecated = true];</code>
+       *
+       * @deprecated google.cloud.batch.v1.AllocationPolicy.Accelerator.install_gpu_drivers is
+       *     deprecated. See google/cloud/batch/v1/job.proto;l=291
+       * @return The installGpuDrivers.
+       */
+      @java.lang.Override
+      @java.lang.Deprecated
+      public boolean getInstallGpuDrivers() {
+        return installGpuDrivers_;
+      }
+      /**
+       *
+       *
+       * <pre>
+       * When true, Batch will install the GPU drivers.
+       * This field will be ignored if specified.
+       * </pre>
+       *
+       * <code>bool install_gpu_drivers = 3 [deprecated = true];</code>
+       *
+       * @deprecated google.cloud.batch.v1.AllocationPolicy.Accelerator.install_gpu_drivers is
+       *     deprecated. See google/cloud/batch/v1/job.proto;l=291
+       * @param value The installGpuDrivers to set.
+       * @return This builder for chaining.
+       */
+      @java.lang.Deprecated
+      public Builder setInstallGpuDrivers(boolean value) {
+
+        installGpuDrivers_ = value;
+        onChanged();
+        return this;
+      }
+      /**
+       *
+       *
+       * <pre>
+       * When true, Batch will install the GPU drivers.
+       * This field will be ignored if specified.
+       * </pre>
+       *
+       * <code>bool install_gpu_drivers = 3 [deprecated = true];</code>
+       *
+       * @deprecated google.cloud.batch.v1.AllocationPolicy.Accelerator.install_gpu_drivers is
+       *     deprecated. See google/cloud/batch/v1/job.proto;l=291
+       * @return This builder for chaining.
+       */
+      @java.lang.Deprecated
+      public Builder clearInstallGpuDrivers() {
+
+        installGpuDrivers_ = false;
+        onChanged();
+        return this;
+      }
+
       @java.lang.Override
       public final Builder setUnknownFields(
           final com.google.protobuf.UnknownFieldSet unknownFields) {
diff --git a/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/JobProto.java b/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/JobProto.java
index ae4cc636de80..3135f0b96d26 100644
--- a/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/JobProto.java
+++ b/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/JobProto.java
@@ -176,7 +176,7 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "tate\022?\n\016new_task_state\030\003 \001(\0162\'.google.cl"
           + "oud.batch.v1.TaskStatus.State\"K\n\004Type\022\024\n"
           + "\020TYPE_UNSPECIFIED\020\000\022\025\n\021JOB_STATE_CHANGED"
-          + "\020\001\022\026\n\022TASK_STATE_CHANGED\020\002\"\221\013\n\020Allocatio"
+          + "\020\001\022\026\n\022TASK_STATE_CHANGED\020\002\"\312\013\n\020Allocatio"
           + "nPolicy\022H\n\010location\030\001 \001(\01326.google.cloud"
           + ".batch.v1.AllocationPolicy.LocationPolic"
           + "y\022S\n\tinstances\030\010 \003(\0132@.google.cloud.batc"
@@ -185,48 +185,50 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "tch.v1.AllocationPolicy.LabelsEntry\022F\n\007n"
           + "etwork\030\007 \001(\01325.google.cloud.batch.v1.All"
           + "ocationPolicy.NetworkPolicy\032+\n\016LocationP"
-          + "olicy\022\031\n\021allowed_locations\030\001 \003(\t\032Y\n\004Disk"
+          + "olicy\022\031\n\021allowed_locations\030\001 \003(\t\032q\n\004Disk"
           + "\022\017\n\005image\030\004 \001(\tH\000\022\022\n\010snapshot\030\005 \001(\tH\000\022\014\n"
-          + "\004type\030\001 \001(\t\022\017\n\007size_gb\030\002 \001(\003B\r\n\013data_sou"
-          + "rce\032\212\001\n\014AttachedDisk\022@\n\010new_disk\030\001 \001(\0132,"
-          + ".google.cloud.batch.v1.AllocationPolicy."
-          + "DiskH\000\022\027\n\rexisting_disk\030\002 \001(\tH\000\022\023\n\013devic"
-          + "e_name\030\003 \001(\tB\n\n\010attached\032*\n\013Accelerator\022"
-          + "\014\n\004type\030\001 \001(\t\022\r\n\005count\030\002 \001(\003\032\247\002\n\016Instanc"
-          + "ePolicy\022\024\n\014machine_type\030\002 \001(\t\022\030\n\020min_cpu"
-          + "_platform\030\003 \001(\t\022U\n\022provisioning_model\030\004 "
-          + "\001(\01629.google.cloud.batch.v1.AllocationPo"
-          + "licy.ProvisioningModel\022I\n\014accelerators\030\005"
-          + " \003(\01323.google.cloud.batch.v1.AllocationP"
-          + "olicy.Accelerator\022C\n\005disks\030\006 \003(\01324.googl"
-          + "e.cloud.batch.v1.AllocationPolicy.Attach"
-          + "edDisk\032\224\001\n\030InstancePolicyOrTemplate\022H\n\006p"
-          + "olicy\030\001 \001(\01326.google.cloud.batch.v1.Allo"
-          + "cationPolicy.InstancePolicyH\000\022\033\n\021instanc"
-          + "e_template\030\002 \001(\tH\000B\021\n\017policy_template\032W\n"
-          + "\020NetworkInterface\022\017\n\007network\030\001 \001(\t\022\022\n\nsu"
-          + "bnetwork\030\002 \001(\t\022\036\n\026no_external_ip_address"
-          + "\030\003 \001(\010\032e\n\rNetworkPolicy\022T\n\022network_inter"
-          + "faces\030\001 \003(\01328.google.cloud.batch.v1.Allo"
-          + "cationPolicy.NetworkInterface\032-\n\013LabelsE"
-          + "ntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"`\n\021"
-          + "ProvisioningModel\022\"\n\036PROVISIONING_MODEL_"
-          + "UNSPECIFIED\020\000\022\014\n\010STANDARD\020\001\022\010\n\004SPOT\020\002\022\017\n"
-          + "\013PREEMPTIBLE\020\003\"\201\003\n\tTaskGroup\022\021\n\004name\030\001 \001"
-          + "(\tB\003\340A\003\0227\n\ttask_spec\030\003 \001(\0132\037.google.clou"
-          + "d.batch.v1.TaskSpecB\003\340A\002\022\022\n\ntask_count\030\004"
-          + " \001(\003\022\023\n\013parallelism\030\005 \001(\003\022=\n\021task_enviro"
-          + "nments\030\t \003(\0132\".google.cloud.batch.v1.Env"
-          + "ironment\022\033\n\023task_count_per_node\030\n \001(\003\022\032\n"
-          + "\022require_hosts_file\030\013 \001(\010\022\026\n\016permissive_"
-          + "ssh\030\014 \001(\010:o\352Al\n\036batch.googleapis.com/Tas"
-          + "kGroup\022Jprojects/{project}/locations/{lo"
-          + "cation}/jobs/{job}/taskGroups/{task_grou"
-          + "p}B\264\001\n\031com.google.cloud.batch.v1B\010JobPro"
-          + "toP\001Z:google.golang.org/genproto/googlea"
-          + "pis/cloud/batch/v1;batch\242\002\003GCB\252\002\025Google."
-          + "Cloud.Batch.V1\312\002\025Google\\Cloud\\Batch\\V1\352\002"
-          + "\030Google::Cloud::Batch::V1b\006proto3"
+          + "\004type\030\001 \001(\t\022\017\n\007size_gb\030\002 \001(\003\022\026\n\016disk_int"
+          + "erface\030\006 \001(\tB\r\n\013data_source\032\212\001\n\014Attached"
+          + "Disk\022@\n\010new_disk\030\001 \001(\0132,.google.cloud.ba"
+          + "tch.v1.AllocationPolicy.DiskH\000\022\027\n\rexisti"
+          + "ng_disk\030\002 \001(\tH\000\022\023\n\013device_name\030\003 \001(\tB\n\n\010"
+          + "attached\032K\n\013Accelerator\022\014\n\004type\030\001 \001(\t\022\r\n"
+          + "\005count\030\002 \001(\003\022\037\n\023install_gpu_drivers\030\003 \001("
+          + "\010B\002\030\001\032\247\002\n\016InstancePolicy\022\024\n\014machine_type"
+          + "\030\002 \001(\t\022\030\n\020min_cpu_platform\030\003 \001(\t\022U\n\022prov"
+          + "isioning_model\030\004 \001(\01629.google.cloud.batc"
+          + "h.v1.AllocationPolicy.ProvisioningModel\022"
+          + "I\n\014accelerators\030\005 \003(\01323.google.cloud.bat"
+          + "ch.v1.AllocationPolicy.Accelerator\022C\n\005di"
+          + "sks\030\006 \003(\01324.google.cloud.batch.v1.Alloca"
+          + "tionPolicy.AttachedDisk\032\224\001\n\030InstancePoli"
+          + "cyOrTemplate\022H\n\006policy\030\001 \001(\01326.google.cl"
+          + "oud.batch.v1.AllocationPolicy.InstancePo"
+          + "licyH\000\022\033\n\021instance_template\030\002 \001(\tH\000B\021\n\017p"
+          + "olicy_template\032W\n\020NetworkInterface\022\017\n\007ne"
+          + "twork\030\001 \001(\t\022\022\n\nsubnetwork\030\002 \001(\t\022\036\n\026no_ex"
+          + "ternal_ip_address\030\003 \001(\010\032e\n\rNetworkPolicy"
+          + "\022T\n\022network_interfaces\030\001 \003(\01328.google.cl"
+          + "oud.batch.v1.AllocationPolicy.NetworkInt"
+          + "erface\032-\n\013LabelsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005va"
+          + "lue\030\002 \001(\t:\0028\001\"`\n\021ProvisioningModel\022\"\n\036PR"
+          + "OVISIONING_MODEL_UNSPECIFIED\020\000\022\014\n\010STANDA"
+          + "RD\020\001\022\010\n\004SPOT\020\002\022\017\n\013PREEMPTIBLE\020\003\"\201\003\n\tTask"
+          + "Group\022\021\n\004name\030\001 \001(\tB\003\340A\003\0227\n\ttask_spec\030\003 "
+          + "\001(\0132\037.google.cloud.batch.v1.TaskSpecB\003\340A"
+          + "\002\022\022\n\ntask_count\030\004 \001(\003\022\023\n\013parallelism\030\005 \001"
+          + "(\003\022=\n\021task_environments\030\t \003(\0132\".google.c"
+          + "loud.batch.v1.Environment\022\033\n\023task_count_"
+          + "per_node\030\n \001(\003\022\032\n\022require_hosts_file\030\013 \001"
+          + "(\010\022\026\n\016permissive_ssh\030\014 \001(\010:o\352Al\n\036batch.g"
+          + "oogleapis.com/TaskGroup\022Jprojects/{proje"
+          + "ct}/locations/{location}/jobs/{job}/task"
+          + "Groups/{task_group}B\264\001\n\031com.google.cloud"
+          + ".batch.v1B\010JobProtoP\001Z:google.golang.org"
+          + "/genproto/googleapis/cloud/batch/v1;batc"
+          + "h\242\002\003GCB\252\002\025Google.Cloud.Batch.V1\312\002\025Google"
+          + "\\Cloud\\Batch\\V1\352\002\030Google::Cloud::Batch::"
+          + "V1b\006proto3"
     };
     descriptor =
         com.google.protobuf.Descriptors.FileDescriptor.internalBuildGeneratedFileFrom(
@@ -351,7 +353,7 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
         new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
             internal_static_google_cloud_batch_v1_AllocationPolicy_Disk_descriptor,
             new java.lang.String[] {
-              "Image", "Snapshot", "Type", "SizeGb", "DataSource",
+              "Image", "Snapshot", "Type", "SizeGb", "DiskInterface", "DataSource",
             });
     internal_static_google_cloud_batch_v1_AllocationPolicy_AttachedDisk_descriptor =
         internal_static_google_cloud_batch_v1_AllocationPolicy_descriptor.getNestedTypes().get(2);
@@ -367,7 +369,7 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
         new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
             internal_static_google_cloud_batch_v1_AllocationPolicy_Accelerator_descriptor,
             new java.lang.String[] {
-              "Type", "Count",
+              "Type", "Count", "InstallGpuDrivers",
             });
     internal_static_google_cloud_batch_v1_AllocationPolicy_InstancePolicy_descriptor =
         internal_static_google_cloud_batch_v1_AllocationPolicy_descriptor.getNestedTypes().get(4);
diff --git a/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/Runnable.java b/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/Runnable.java
index c42b8943532d..a639ec33ab0e 100644
--- a/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/Runnable.java
+++ b/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/Runnable.java
@@ -131,6 +131,37 @@ private Runnable(
                 executable_ = subBuilder.buildPartial();
               }
               executableCase_ = 6;
+              break;
+            }
+          case 58:
+            {
+              com.google.cloud.batch.v1.Environment.Builder subBuilder = null;
+              if (environment_ != null) {
+                subBuilder = environment_.toBuilder();
+              }
+              environment_ =
+                  input.readMessage(
+                      com.google.cloud.batch.v1.Environment.parser(), extensionRegistry);
+              if (subBuilder != null) {
+                subBuilder.mergeFrom(environment_);
+                environment_ = subBuilder.buildPartial();
+              }
+
+              break;
+            }
+          case 66:
+            {
+              com.google.protobuf.Duration.Builder subBuilder = null;
+              if (timeout_ != null) {
+                subBuilder = timeout_.toBuilder();
+              }
+              timeout_ =
+                  input.readMessage(com.google.protobuf.Duration.parser(), extensionRegistry);
+              if (subBuilder != null) {
+                subBuilder.mergeFrom(timeout_);
+                timeout_ = subBuilder.buildPartial();
+              }
+
               break;
             }
           default:
@@ -4518,6 +4549,103 @@ public boolean getAlwaysRun() {
     return alwaysRun_;
   }
 
+  public static final int ENVIRONMENT_FIELD_NUMBER = 7;
+  private com.google.cloud.batch.v1.Environment environment_;
+  /**
+   *
+   *
+   * <pre>
+   * Environment variables for this Runnable (overrides variables set for the
+   * whole Task or TaskGroup).
+   * </pre>
+   *
+   * <code>.google.cloud.batch.v1.Environment environment = 7;</code>
+   *
+   * @return Whether the environment field is set.
+   */
+  @java.lang.Override
+  public boolean hasEnvironment() {
+    return environment_ != null;
+  }
+  /**
+   *
+   *
+   * <pre>
+   * Environment variables for this Runnable (overrides variables set for the
+   * whole Task or TaskGroup).
+   * </pre>
+   *
+   * <code>.google.cloud.batch.v1.Environment environment = 7;</code>
+   *
+   * @return The environment.
+   */
+  @java.lang.Override
+  public com.google.cloud.batch.v1.Environment getEnvironment() {
+    return environment_ == null
+        ? com.google.cloud.batch.v1.Environment.getDefaultInstance()
+        : environment_;
+  }
+  /**
+   *
+   *
+   * <pre>
+   * Environment variables for this Runnable (overrides variables set for the
+   * whole Task or TaskGroup).
+   * </pre>
+   *
+   * <code>.google.cloud.batch.v1.Environment environment = 7;</code>
+   */
+  @java.lang.Override
+  public com.google.cloud.batch.v1.EnvironmentOrBuilder getEnvironmentOrBuilder() {
+    return getEnvironment();
+  }
+
+  public static final int TIMEOUT_FIELD_NUMBER = 8;
+  private com.google.protobuf.Duration timeout_;
+  /**
+   *
+   *
+   * <pre>
+   * Timeout for this Runnable.
+   * </pre>
+   *
+   * <code>.google.protobuf.Duration timeout = 8;</code>
+   *
+   * @return Whether the timeout field is set.
+   */
+  @java.lang.Override
+  public boolean hasTimeout() {
+    return timeout_ != null;
+  }
+  /**
+   *
+   *
+   * <pre>
+   * Timeout for this Runnable.
+   * </pre>
+   *
+   * <code>.google.protobuf.Duration timeout = 8;</code>
+   *
+   * @return The timeout.
+   */
+  @java.lang.Override
+  public com.google.protobuf.Duration getTimeout() {
+    return timeout_ == null ? com.google.protobuf.Duration.getDefaultInstance() : timeout_;
+  }
+  /**
+   *
+   *
+   * <pre>
+   * Timeout for this Runnable.
+   * </pre>
+   *
+   * <code>.google.protobuf.Duration timeout = 8;</code>
+   */
+  @java.lang.Override
+  public com.google.protobuf.DurationOrBuilder getTimeoutOrBuilder() {
+    return getTimeout();
+  }
+
   private byte memoizedIsInitialized = -1;
 
   @java.lang.Override
@@ -4550,6 +4678,12 @@ public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io
     if (executableCase_ == 6) {
       output.writeMessage(6, (com.google.cloud.batch.v1.Runnable.Barrier) executable_);
     }
+    if (environment_ != null) {
+      output.writeMessage(7, getEnvironment());
+    }
+    if (timeout_ != null) {
+      output.writeMessage(8, getTimeout());
+    }
     unknownFields.writeTo(output);
   }
 
@@ -4583,6 +4717,12 @@ public int getSerializedSize() {
           com.google.protobuf.CodedOutputStream.computeMessageSize(
               6, (com.google.cloud.batch.v1.Runnable.Barrier) executable_);
     }
+    if (environment_ != null) {
+      size += com.google.protobuf.CodedOutputStream.computeMessageSize(7, getEnvironment());
+    }
+    if (timeout_ != null) {
+      size += com.google.protobuf.CodedOutputStream.computeMessageSize(8, getTimeout());
+    }
     size += unknownFields.getSerializedSize();
     memoizedSize = size;
     return size;
@@ -4601,6 +4741,14 @@ public boolean equals(final java.lang.Object obj) {
     if (getIgnoreExitStatus() != other.getIgnoreExitStatus()) return false;
     if (getBackground() != other.getBackground()) return false;
     if (getAlwaysRun() != other.getAlwaysRun()) return false;
+    if (hasEnvironment() != other.hasEnvironment()) return false;
+    if (hasEnvironment()) {
+      if (!getEnvironment().equals(other.getEnvironment())) return false;
+    }
+    if (hasTimeout() != other.hasTimeout()) return false;
+    if (hasTimeout()) {
+      if (!getTimeout().equals(other.getTimeout())) return false;
+    }
     if (!getExecutableCase().equals(other.getExecutableCase())) return false;
     switch (executableCase_) {
       case 1:
@@ -4632,6 +4780,14 @@ public int hashCode() {
     hash = (53 * hash) + com.google.protobuf.Internal.hashBoolean(getBackground());
     hash = (37 * hash) + ALWAYS_RUN_FIELD_NUMBER;
     hash = (53 * hash) + com.google.protobuf.Internal.hashBoolean(getAlwaysRun());
+    if (hasEnvironment()) {
+      hash = (37 * hash) + ENVIRONMENT_FIELD_NUMBER;
+      hash = (53 * hash) + getEnvironment().hashCode();
+    }
+    if (hasTimeout()) {
+      hash = (37 * hash) + TIMEOUT_FIELD_NUMBER;
+      hash = (53 * hash) + getTimeout().hashCode();
+    }
     switch (executableCase_) {
       case 1:
         hash = (37 * hash) + CONTAINER_FIELD_NUMBER;
@@ -4799,6 +4955,18 @@ public Builder clear() {
 
       alwaysRun_ = false;
 
+      if (environmentBuilder_ == null) {
+        environment_ = null;
+      } else {
+        environment_ = null;
+        environmentBuilder_ = null;
+      }
+      if (timeoutBuilder_ == null) {
+        timeout_ = null;
+      } else {
+        timeout_ = null;
+        timeoutBuilder_ = null;
+      }
       executableCase_ = 0;
       executable_ = null;
       return this;
@@ -4851,6 +5019,16 @@ public com.google.cloud.batch.v1.Runnable buildPartial() {
       result.ignoreExitStatus_ = ignoreExitStatus_;
       result.background_ = background_;
       result.alwaysRun_ = alwaysRun_;
+      if (environmentBuilder_ == null) {
+        result.environment_ = environment_;
+      } else {
+        result.environment_ = environmentBuilder_.build();
+      }
+      if (timeoutBuilder_ == null) {
+        result.timeout_ = timeout_;
+      } else {
+        result.timeout_ = timeoutBuilder_.build();
+      }
       result.executableCase_ = executableCase_;
       onBuilt();
       return result;
@@ -4910,6 +5088,12 @@ public Builder mergeFrom(com.google.cloud.batch.v1.Runnable other) {
       if (other.getAlwaysRun() != false) {
         setAlwaysRun(other.getAlwaysRun());
       }
+      if (other.hasEnvironment()) {
+        mergeEnvironment(other.getEnvironment());
+      }
+      if (other.hasTimeout()) {
+        mergeTimeout(other.getTimeout());
+      }
       switch (other.getExecutableCase()) {
         case CONTAINER:
           {
@@ -5785,6 +5969,379 @@ public Builder clearAlwaysRun() {
       return this;
     }
 
+    private com.google.cloud.batch.v1.Environment environment_;
+    private com.google.protobuf.SingleFieldBuilderV3<
+            com.google.cloud.batch.v1.Environment,
+            com.google.cloud.batch.v1.Environment.Builder,
+            com.google.cloud.batch.v1.EnvironmentOrBuilder>
+        environmentBuilder_;
+    /**
+     *
+     *
+     * <pre>
+     * Environment variables for this Runnable (overrides variables set for the
+     * whole Task or TaskGroup).
+     * </pre>
+     *
+     * <code>.google.cloud.batch.v1.Environment environment = 7;</code>
+     *
+     * @return Whether the environment field is set.
+     */
+    public boolean hasEnvironment() {
+      return environmentBuilder_ != null || environment_ != null;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Environment variables for this Runnable (overrides variables set for the
+     * whole Task or TaskGroup).
+     * </pre>
+     *
+     * <code>.google.cloud.batch.v1.Environment environment = 7;</code>
+     *
+     * @return The environment.
+     */
+    public com.google.cloud.batch.v1.Environment getEnvironment() {
+      if (environmentBuilder_ == null) {
+        return environment_ == null
+            ? com.google.cloud.batch.v1.Environment.getDefaultInstance()
+            : environment_;
+      } else {
+        return environmentBuilder_.getMessage();
+      }
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Environment variables for this Runnable (overrides variables set for the
+     * whole Task or TaskGroup).
+     * </pre>
+     *
+     * <code>.google.cloud.batch.v1.Environment environment = 7;</code>
+     */
+    public Builder setEnvironment(com.google.cloud.batch.v1.Environment value) {
+      if (environmentBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        environment_ = value;
+        onChanged();
+      } else {
+        environmentBuilder_.setMessage(value);
+      }
+
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Environment variables for this Runnable (overrides variables set for the
+     * whole Task or TaskGroup).
+     * </pre>
+     *
+     * <code>.google.cloud.batch.v1.Environment environment = 7;</code>
+     */
+    public Builder setEnvironment(com.google.cloud.batch.v1.Environment.Builder builderForValue) {
+      if (environmentBuilder_ == null) {
+        environment_ = builderForValue.build();
+        onChanged();
+      } else {
+        environmentBuilder_.setMessage(builderForValue.build());
+      }
+
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Environment variables for this Runnable (overrides variables set for the
+     * whole Task or TaskGroup).
+     * </pre>
+     *
+     * <code>.google.cloud.batch.v1.Environment environment = 7;</code>
+     */
+    public Builder mergeEnvironment(com.google.cloud.batch.v1.Environment value) {
+      if (environmentBuilder_ == null) {
+        if (environment_ != null) {
+          environment_ =
+              com.google.cloud.batch.v1.Environment.newBuilder(environment_)
+                  .mergeFrom(value)
+                  .buildPartial();
+        } else {
+          environment_ = value;
+        }
+        onChanged();
+      } else {
+        environmentBuilder_.mergeFrom(value);
+      }
+
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Environment variables for this Runnable (overrides variables set for the
+     * whole Task or TaskGroup).
+     * </pre>
+     *
+     * <code>.google.cloud.batch.v1.Environment environment = 7;</code>
+     */
+    public Builder clearEnvironment() {
+      if (environmentBuilder_ == null) {
+        environment_ = null;
+        onChanged();
+      } else {
+        environment_ = null;
+        environmentBuilder_ = null;
+      }
+
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Environment variables for this Runnable (overrides variables set for the
+     * whole Task or TaskGroup).
+     * </pre>
+     *
+     * <code>.google.cloud.batch.v1.Environment environment = 7;</code>
+     */
+    public com.google.cloud.batch.v1.Environment.Builder getEnvironmentBuilder() {
+
+      onChanged();
+      return getEnvironmentFieldBuilder().getBuilder();
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Environment variables for this Runnable (overrides variables set for the
+     * whole Task or TaskGroup).
+     * </pre>
+     *
+     * <code>.google.cloud.batch.v1.Environment environment = 7;</code>
+     */
+    public com.google.cloud.batch.v1.EnvironmentOrBuilder getEnvironmentOrBuilder() {
+      if (environmentBuilder_ != null) {
+        return environmentBuilder_.getMessageOrBuilder();
+      } else {
+        return environment_ == null
+            ? com.google.cloud.batch.v1.Environment.getDefaultInstance()
+            : environment_;
+      }
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Environment variables for this Runnable (overrides variables set for the
+     * whole Task or TaskGroup).
+     * </pre>
+     *
+     * <code>.google.cloud.batch.v1.Environment environment = 7;</code>
+     */
+    private com.google.protobuf.SingleFieldBuilderV3<
+            com.google.cloud.batch.v1.Environment,
+            com.google.cloud.batch.v1.Environment.Builder,
+            com.google.cloud.batch.v1.EnvironmentOrBuilder>
+        getEnvironmentFieldBuilder() {
+      if (environmentBuilder_ == null) {
+        environmentBuilder_ =
+            new com.google.protobuf.SingleFieldBuilderV3<
+                com.google.cloud.batch.v1.Environment,
+                com.google.cloud.batch.v1.Environment.Builder,
+                com.google.cloud.batch.v1.EnvironmentOrBuilder>(
+                getEnvironment(), getParentForChildren(), isClean());
+        environment_ = null;
+      }
+      return environmentBuilder_;
+    }
+
+    private com.google.protobuf.Duration timeout_;
+    private com.google.protobuf.SingleFieldBuilderV3<
+            com.google.protobuf.Duration,
+            com.google.protobuf.Duration.Builder,
+            com.google.protobuf.DurationOrBuilder>
+        timeoutBuilder_;
+    /**
+     *
+     *
+     * <pre>
+     * Timeout for this Runnable.
+     * </pre>
+     *
+     * <code>.google.protobuf.Duration timeout = 8;</code>
+     *
+     * @return Whether the timeout field is set.
+     */
+    public boolean hasTimeout() {
+      return timeoutBuilder_ != null || timeout_ != null;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Timeout for this Runnable.
+     * </pre>
+     *
+     * <code>.google.protobuf.Duration timeout = 8;</code>
+     *
+     * @return The timeout.
+     */
+    public com.google.protobuf.Duration getTimeout() {
+      if (timeoutBuilder_ == null) {
+        return timeout_ == null ? com.google.protobuf.Duration.getDefaultInstance() : timeout_;
+      } else {
+        return timeoutBuilder_.getMessage();
+      }
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Timeout for this Runnable.
+     * </pre>
+     *
+     * <code>.google.protobuf.Duration timeout = 8;</code>
+     */
+    public Builder setTimeout(com.google.protobuf.Duration value) {
+      if (timeoutBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        timeout_ = value;
+        onChanged();
+      } else {
+        timeoutBuilder_.setMessage(value);
+      }
+
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Timeout for this Runnable.
+     * </pre>
+     *
+     * <code>.google.protobuf.Duration timeout = 8;</code>
+     */
+    public Builder setTimeout(com.google.protobuf.Duration.Builder builderForValue) {
+      if (timeoutBuilder_ == null) {
+        timeout_ = builderForValue.build();
+        onChanged();
+      } else {
+        timeoutBuilder_.setMessage(builderForValue.build());
+      }
+
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Timeout for this Runnable.
+     * </pre>
+     *
+     * <code>.google.protobuf.Duration timeout = 8;</code>
+     */
+    public Builder mergeTimeout(com.google.protobuf.Duration value) {
+      if (timeoutBuilder_ == null) {
+        if (timeout_ != null) {
+          timeout_ =
+              com.google.protobuf.Duration.newBuilder(timeout_).mergeFrom(value).buildPartial();
+        } else {
+          timeout_ = value;
+        }
+        onChanged();
+      } else {
+        timeoutBuilder_.mergeFrom(value);
+      }
+
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Timeout for this Runnable.
+     * </pre>
+     *
+     * <code>.google.protobuf.Duration timeout = 8;</code>
+     */
+    public Builder clearTimeout() {
+      if (timeoutBuilder_ == null) {
+        timeout_ = null;
+        onChanged();
+      } else {
+        timeout_ = null;
+        timeoutBuilder_ = null;
+      }
+
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Timeout for this Runnable.
+     * </pre>
+     *
+     * <code>.google.protobuf.Duration timeout = 8;</code>
+     */
+    public com.google.protobuf.Duration.Builder getTimeoutBuilder() {
+
+      onChanged();
+      return getTimeoutFieldBuilder().getBuilder();
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Timeout for this Runnable.
+     * </pre>
+     *
+     * <code>.google.protobuf.Duration timeout = 8;</code>
+     */
+    public com.google.protobuf.DurationOrBuilder getTimeoutOrBuilder() {
+      if (timeoutBuilder_ != null) {
+        return timeoutBuilder_.getMessageOrBuilder();
+      } else {
+        return timeout_ == null ? com.google.protobuf.Duration.getDefaultInstance() : timeout_;
+      }
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Timeout for this Runnable.
+     * </pre>
+     *
+     * <code>.google.protobuf.Duration timeout = 8;</code>
+     */
+    private com.google.protobuf.SingleFieldBuilderV3<
+            com.google.protobuf.Duration,
+            com.google.protobuf.Duration.Builder,
+            com.google.protobuf.DurationOrBuilder>
+        getTimeoutFieldBuilder() {
+      if (timeoutBuilder_ == null) {
+        timeoutBuilder_ =
+            new com.google.protobuf.SingleFieldBuilderV3<
+                com.google.protobuf.Duration,
+                com.google.protobuf.Duration.Builder,
+                com.google.protobuf.DurationOrBuilder>(
+                getTimeout(), getParentForChildren(), isClean());
+        timeout_ = null;
+      }
+      return timeoutBuilder_;
+    }
+
     @java.lang.Override
     public final Builder setUnknownFields(final com.google.protobuf.UnknownFieldSet unknownFields) {
       return super.setUnknownFields(unknownFields);
diff --git a/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/RunnableOrBuilder.java b/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/RunnableOrBuilder.java
index 46bcb99f29ff..3cd7c53d2059 100644
--- a/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/RunnableOrBuilder.java
+++ b/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/RunnableOrBuilder.java
@@ -176,5 +176,78 @@ public interface RunnableOrBuilder
    */
   boolean getAlwaysRun();
 
+  /**
+   *
+   *
+   * <pre>
+   * Environment variables for this Runnable (overrides variables set for the
+   * whole Task or TaskGroup).
+   * </pre>
+   *
+   * <code>.google.cloud.batch.v1.Environment environment = 7;</code>
+   *
+   * @return Whether the environment field is set.
+   */
+  boolean hasEnvironment();
+  /**
+   *
+   *
+   * <pre>
+   * Environment variables for this Runnable (overrides variables set for the
+   * whole Task or TaskGroup).
+   * </pre>
+   *
+   * <code>.google.cloud.batch.v1.Environment environment = 7;</code>
+   *
+   * @return The environment.
+   */
+  com.google.cloud.batch.v1.Environment getEnvironment();
+  /**
+   *
+   *
+   * <pre>
+   * Environment variables for this Runnable (overrides variables set for the
+   * whole Task or TaskGroup).
+   * </pre>
+   *
+   * <code>.google.cloud.batch.v1.Environment environment = 7;</code>
+   */
+  com.google.cloud.batch.v1.EnvironmentOrBuilder getEnvironmentOrBuilder();
+
+  /**
+   *
+   *
+   * <pre>
+   * Timeout for this Runnable.
+   * </pre>
+   *
+   * <code>.google.protobuf.Duration timeout = 8;</code>
+   *
+   * @return Whether the timeout field is set.
+   */
+  boolean hasTimeout();
+  /**
+   *
+   *
+   * <pre>
+   * Timeout for this Runnable.
+   * </pre>
+   *
+   * <code>.google.protobuf.Duration timeout = 8;</code>
+   *
+   * @return The timeout.
+   */
+  com.google.protobuf.Duration getTimeout();
+  /**
+   *
+   *
+   * <pre>
+   * Timeout for this Runnable.
+   * </pre>
+   *
+   * <code>.google.protobuf.Duration timeout = 8;</code>
+   */
+  com.google.protobuf.DurationOrBuilder getTimeoutOrBuilder();
+
   public com.google.cloud.batch.v1.Runnable.ExecutableCase getExecutableCase();
 }
diff --git a/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/TaskProto.java b/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/TaskProto.java
index 226ef1e21e42..4484e196649a 100644
--- a/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/TaskProto.java
+++ b/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/TaskProto.java
@@ -113,51 +113,55 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "google.cloud.batch.v1.StatusEvent\"a\n\005Sta"
           + "te\022\025\n\021STATE_UNSPECIFIED\020\000\022\013\n\007PENDING\020\001\022\014"
           + "\n\010ASSIGNED\020\002\022\013\n\007RUNNING\020\003\022\n\n\006FAILED\020\004\022\r\n"
-          + "\tSUCCEEDED\020\005\"\215\004\n\010Runnable\022>\n\tcontainer\030\001"
+          + "\tSUCCEEDED\020\005\"\362\004\n\010Runnable\022>\n\tcontainer\030\001"
           + " \001(\0132).google.cloud.batch.v1.Runnable.Co"
           + "ntainerH\000\0228\n\006script\030\002 \001(\0132&.google.cloud"
           + ".batch.v1.Runnable.ScriptH\000\022:\n\007barrier\030\006"
           + " \001(\0132\'.google.cloud.batch.v1.Runnable.Ba"
           + "rrierH\000\022\032\n\022ignore_exit_status\030\003 \001(\010\022\022\n\nb"
-          + "ackground\030\004 \001(\010\022\022\n\nalways_run\030\005 \001(\010\032\252\001\n\t"
-          + "Container\022\021\n\timage_uri\030\001 \001(\t\022\020\n\010commands"
-          + "\030\002 \003(\t\022\022\n\nentrypoint\030\003 \001(\t\022\017\n\007volumes\030\007 "
-          + "\003(\t\022\017\n\007options\030\010 \001(\t\022\036\n\026block_external_n"
-          + "etwork\030\t \001(\010\022\020\n\010username\030\n \001(\t\022\020\n\010passwo"
-          + "rd\030\013 \001(\t\0323\n\006Script\022\016\n\004path\030\001 \001(\tH\000\022\016\n\004te"
-          + "xt\030\002 \001(\tH\000B\t\n\007command\032\027\n\007Barrier\022\014\n\004name"
-          + "\030\001 \001(\tB\014\n\nexecutable\"\300\003\n\010TaskSpec\0222\n\trun"
-          + "nables\030\010 \003(\0132\037.google.cloud.batch.v1.Run"
-          + "nable\022@\n\020compute_resource\030\003 \001(\0132&.google"
-          + ".cloud.batch.v1.ComputeResource\0223\n\020max_r"
-          + "un_duration\030\004 \001(\0132\031.google.protobuf.Dura"
-          + "tion\022\027\n\017max_retry_count\030\005 \001(\005\022B\n\022lifecyc"
-          + "le_policies\030\t \003(\0132&.google.cloud.batch.v"
-          + "1.LifecyclePolicy\022G\n\014environments\030\006 \003(\0132"
-          + "1.google.cloud.batch.v1.TaskSpec.Environ"
-          + "mentsEntry\022.\n\007volumes\030\007 \003(\0132\035.google.clo"
-          + "ud.batch.v1.Volume\0323\n\021EnvironmentsEntry\022"
-          + "\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"\212\002\n\017Life"
-          + "cyclePolicy\022=\n\006action\030\001 \001(\0162-.google.clo"
-          + "ud.batch.v1.LifecyclePolicy.Action\022P\n\020ac"
-          + "tion_condition\030\002 \001(\01326.google.cloud.batc"
-          + "h.v1.LifecyclePolicy.ActionCondition\032%\n\017"
-          + "ActionCondition\022\022\n\nexit_codes\030\001 \003(\005\"?\n\006A"
-          + "ction\022\026\n\022ACTION_UNSPECIFIED\020\000\022\016\n\nRETRY_T"
-          + "ASK\020\001\022\r\n\tFAIL_TASK\020\002\"\300\001\n\004Task\022\014\n\004name\030\001 "
-          + "\001(\t\0221\n\006status\030\002 \001(\0132!.google.cloud.batch"
-          + ".v1.TaskStatus:w\352At\n\031batch.googleapis.co"
-          + "m/Task\022Wprojects/{project}/locations/{lo"
-          + "cation}/jobs/{job}/taskGroups/{task_grou"
-          + "p}/tasks/{task}\"\205\001\n\013Environment\022D\n\tvaria"
-          + "bles\030\001 \003(\01321.google.cloud.batch.v1.Envir"
-          + "onment.VariablesEntry\0320\n\016VariablesEntry\022"
-          + "\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001B\265\001\n\031com."
-          + "google.cloud.batch.v1B\tTaskProtoP\001Z:goog"
-          + "le.golang.org/genproto/googleapis/cloud/"
-          + "batch/v1;batch\242\002\003GCB\252\002\025Google.Cloud.Batc"
-          + "h.V1\312\002\025Google\\Cloud\\Batch\\V1\352\002\030Google::C"
-          + "loud::Batch::V1b\006proto3"
+          + "ackground\030\004 \001(\010\022\022\n\nalways_run\030\005 \001(\010\0227\n\013e"
+          + "nvironment\030\007 \001(\0132\".google.cloud.batch.v1"
+          + ".Environment\022*\n\007timeout\030\010 \001(\0132\031.google.p"
+          + "rotobuf.Duration\032\252\001\n\tContainer\022\021\n\timage_"
+          + "uri\030\001 \001(\t\022\020\n\010commands\030\002 \003(\t\022\022\n\nentrypoin"
+          + "t\030\003 \001(\t\022\017\n\007volumes\030\007 \003(\t\022\017\n\007options\030\010 \001("
+          + "\t\022\036\n\026block_external_network\030\t \001(\010\022\020\n\010use"
+          + "rname\030\n \001(\t\022\020\n\010password\030\013 \001(\t\0323\n\006Script\022"
+          + "\016\n\004path\030\001 \001(\tH\000\022\016\n\004text\030\002 \001(\tH\000B\t\n\007comma"
+          + "nd\032\027\n\007Barrier\022\014\n\004name\030\001 \001(\tB\014\n\nexecutabl"
+          + "e\"\375\003\n\010TaskSpec\0222\n\trunnables\030\010 \003(\0132\037.goog"
+          + "le.cloud.batch.v1.Runnable\022@\n\020compute_re"
+          + "source\030\003 \001(\0132&.google.cloud.batch.v1.Com"
+          + "puteResource\0223\n\020max_run_duration\030\004 \001(\0132\031"
+          + ".google.protobuf.Duration\022\027\n\017max_retry_c"
+          + "ount\030\005 \001(\005\022B\n\022lifecycle_policies\030\t \003(\0132&"
+          + ".google.cloud.batch.v1.LifecyclePolicy\022K"
+          + "\n\014environments\030\006 \003(\01321.google.cloud.batc"
+          + "h.v1.TaskSpec.EnvironmentsEntryB\002\030\001\022.\n\007v"
+          + "olumes\030\007 \003(\0132\035.google.cloud.batch.v1.Vol"
+          + "ume\0227\n\013environment\030\n \001(\0132\".google.cloud."
+          + "batch.v1.Environment\0323\n\021EnvironmentsEntr"
+          + "y\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"\212\002\n\017Li"
+          + "fecyclePolicy\022=\n\006action\030\001 \001(\0162-.google.c"
+          + "loud.batch.v1.LifecyclePolicy.Action\022P\n\020"
+          + "action_condition\030\002 \001(\01326.google.cloud.ba"
+          + "tch.v1.LifecyclePolicy.ActionCondition\032%"
+          + "\n\017ActionCondition\022\022\n\nexit_codes\030\001 \003(\005\"?\n"
+          + "\006Action\022\026\n\022ACTION_UNSPECIFIED\020\000\022\016\n\nRETRY"
+          + "_TASK\020\001\022\r\n\tFAIL_TASK\020\002\"\300\001\n\004Task\022\014\n\004name\030"
+          + "\001 \001(\t\0221\n\006status\030\002 \001(\0132!.google.cloud.bat"
+          + "ch.v1.TaskStatus:w\352At\n\031batch.googleapis."
+          + "com/Task\022Wprojects/{project}/locations/{"
+          + "location}/jobs/{job}/taskGroups/{task_gr"
+          + "oup}/tasks/{task}\"\205\001\n\013Environment\022D\n\tvar"
+          + "iables\030\001 \003(\01321.google.cloud.batch.v1.Env"
+          + "ironment.VariablesEntry\0320\n\016VariablesEntr"
+          + "y\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001B\265\001\n\031co"
+          + "m.google.cloud.batch.v1B\tTaskProtoP\001Z:go"
+          + "ogle.golang.org/genproto/googleapis/clou"
+          + "d/batch/v1;batch\242\002\003GCB\252\002\025Google.Cloud.Ba"
+          + "tch.V1\312\002\025Google\\Cloud\\Batch\\V1\352\002\030Google:"
+          + ":Cloud::Batch::V1b\006proto3"
     };
     descriptor =
         com.google.protobuf.Descriptors.FileDescriptor.internalBuildGeneratedFileFrom(
@@ -212,6 +216,8 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
               "IgnoreExitStatus",
               "Background",
               "AlwaysRun",
+              "Environment",
+              "Timeout",
               "Executable",
             });
     internal_static_google_cloud_batch_v1_Runnable_Container_descriptor =
@@ -258,6 +264,7 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
               "LifecyclePolicies",
               "Environments",
               "Volumes",
+              "Environment",
             });
     internal_static_google_cloud_batch_v1_TaskSpec_EnvironmentsEntry_descriptor =
         internal_static_google_cloud_batch_v1_TaskSpec_descriptor.getNestedTypes().get(0);
diff --git a/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/TaskSpec.java b/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/TaskSpec.java
index 7d43cf456c62..01c7cc717035 100644
--- a/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/TaskSpec.java
+++ b/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/TaskSpec.java
@@ -157,6 +157,22 @@ private TaskSpec(
                       com.google.cloud.batch.v1.LifecyclePolicy.parser(), extensionRegistry));
               break;
             }
+          case 82:
+            {
+              com.google.cloud.batch.v1.Environment.Builder subBuilder = null;
+              if (environment_ != null) {
+                subBuilder = environment_.toBuilder();
+              }
+              environment_ =
+                  input.readMessage(
+                      com.google.cloud.batch.v1.Environment.parser(), extensionRegistry);
+              if (subBuilder != null) {
+                subBuilder.mergeFrom(environment_);
+                environment_ = subBuilder.buildPartial();
+              }
+
+              break;
+            }
           default:
             {
               if (!parseUnknownField(input, unknownFields, extensionRegistry, tag)) {
@@ -575,6 +591,7 @@ private static final class EnvironmentsDefaultEntryHolder {
     return environments_;
   }
 
+  @java.lang.Deprecated
   public int getEnvironmentsCount() {
     return internalGetEnvironments().getMap().size();
   }
@@ -586,8 +603,9 @@ public int getEnvironmentsCount() {
    * You can set up to 100 environments.
    * </pre>
    *
-   * <code>map&lt;string, string&gt; environments = 6;</code>
+   * <code>map&lt;string, string&gt; environments = 6 [deprecated = true];</code>
    */
+  @java.lang.Deprecated
   @java.lang.Override
   public boolean containsEnvironments(java.lang.String key) {
     if (key == null) {
@@ -609,9 +627,10 @@ public java.util.Map<java.lang.String, java.lang.String> getEnvironments() {
    * You can set up to 100 environments.
    * </pre>
    *
-   * <code>map&lt;string, string&gt; environments = 6;</code>
+   * <code>map&lt;string, string&gt; environments = 6 [deprecated = true];</code>
    */
   @java.lang.Override
+  @java.lang.Deprecated
   public java.util.Map<java.lang.String, java.lang.String> getEnvironmentsMap() {
     return internalGetEnvironments().getMap();
   }
@@ -623,9 +642,10 @@ public java.util.Map<java.lang.String, java.lang.String> getEnvironmentsMap() {
    * You can set up to 100 environments.
    * </pre>
    *
-   * <code>map&lt;string, string&gt; environments = 6;</code>
+   * <code>map&lt;string, string&gt; environments = 6 [deprecated = true];</code>
    */
   @java.lang.Override
+  @java.lang.Deprecated
   public java.lang.String getEnvironmentsOrDefault(
       java.lang.String key, java.lang.String defaultValue) {
     if (key == null) {
@@ -642,9 +662,10 @@ public java.lang.String getEnvironmentsOrDefault(
    * You can set up to 100 environments.
    * </pre>
    *
-   * <code>map&lt;string, string&gt; environments = 6;</code>
+   * <code>map&lt;string, string&gt; environments = 6 [deprecated = true];</code>
    */
   @java.lang.Override
+  @java.lang.Deprecated
   public java.lang.String getEnvironmentsOrThrow(java.lang.String key) {
     if (key == null) {
       throw new NullPointerException("map key");
@@ -725,6 +746,54 @@ public com.google.cloud.batch.v1.VolumeOrBuilder getVolumesOrBuilder(int index)
     return volumes_.get(index);
   }
 
+  public static final int ENVIRONMENT_FIELD_NUMBER = 10;
+  private com.google.cloud.batch.v1.Environment environment_;
+  /**
+   *
+   *
+   * <pre>
+   * Environment variables to set before running the Task.
+   * </pre>
+   *
+   * <code>.google.cloud.batch.v1.Environment environment = 10;</code>
+   *
+   * @return Whether the environment field is set.
+   */
+  @java.lang.Override
+  public boolean hasEnvironment() {
+    return environment_ != null;
+  }
+  /**
+   *
+   *
+   * <pre>
+   * Environment variables to set before running the Task.
+   * </pre>
+   *
+   * <code>.google.cloud.batch.v1.Environment environment = 10;</code>
+   *
+   * @return The environment.
+   */
+  @java.lang.Override
+  public com.google.cloud.batch.v1.Environment getEnvironment() {
+    return environment_ == null
+        ? com.google.cloud.batch.v1.Environment.getDefaultInstance()
+        : environment_;
+  }
+  /**
+   *
+   *
+   * <pre>
+   * Environment variables to set before running the Task.
+   * </pre>
+   *
+   * <code>.google.cloud.batch.v1.Environment environment = 10;</code>
+   */
+  @java.lang.Override
+  public com.google.cloud.batch.v1.EnvironmentOrBuilder getEnvironmentOrBuilder() {
+    return getEnvironment();
+  }
+
   private byte memoizedIsInitialized = -1;
 
   @java.lang.Override
@@ -759,6 +828,9 @@ public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io
     for (int i = 0; i < lifecyclePolicies_.size(); i++) {
       output.writeMessage(9, lifecyclePolicies_.get(i));
     }
+    if (environment_ != null) {
+      output.writeMessage(10, getEnvironment());
+    }
     unknownFields.writeTo(output);
   }
 
@@ -797,6 +869,9 @@ public int getSerializedSize() {
       size +=
           com.google.protobuf.CodedOutputStream.computeMessageSize(9, lifecyclePolicies_.get(i));
     }
+    if (environment_ != null) {
+      size += com.google.protobuf.CodedOutputStream.computeMessageSize(10, getEnvironment());
+    }
     size += unknownFields.getSerializedSize();
     memoizedSize = size;
     return size;
@@ -825,6 +900,10 @@ public boolean equals(final java.lang.Object obj) {
     if (!getLifecyclePoliciesList().equals(other.getLifecyclePoliciesList())) return false;
     if (!internalGetEnvironments().equals(other.internalGetEnvironments())) return false;
     if (!getVolumesList().equals(other.getVolumesList())) return false;
+    if (hasEnvironment() != other.hasEnvironment()) return false;
+    if (hasEnvironment()) {
+      if (!getEnvironment().equals(other.getEnvironment())) return false;
+    }
     if (!unknownFields.equals(other.unknownFields)) return false;
     return true;
   }
@@ -862,6 +941,10 @@ public int hashCode() {
       hash = (37 * hash) + VOLUMES_FIELD_NUMBER;
       hash = (53 * hash) + getVolumesList().hashCode();
     }
+    if (hasEnvironment()) {
+      hash = (37 * hash) + ENVIRONMENT_FIELD_NUMBER;
+      hash = (53 * hash) + getEnvironment().hashCode();
+    }
     hash = (29 * hash) + unknownFields.hashCode();
     memoizedHashCode = hash;
     return hash;
@@ -1063,6 +1146,12 @@ public Builder clear() {
       } else {
         volumesBuilder_.clear();
       }
+      if (environmentBuilder_ == null) {
+        environment_ = null;
+      } else {
+        environment_ = null;
+        environmentBuilder_ = null;
+      }
       return this;
     }
 
@@ -1130,6 +1219,11 @@ public com.google.cloud.batch.v1.TaskSpec buildPartial() {
       } else {
         result.volumes_ = volumesBuilder_.build();
       }
+      if (environmentBuilder_ == null) {
+        result.environment_ = environment_;
+      } else {
+        result.environment_ = environmentBuilder_.build();
+      }
       onBuilt();
       return result;
     }
@@ -1270,6 +1364,9 @@ public Builder mergeFrom(com.google.cloud.batch.v1.TaskSpec other) {
           }
         }
       }
+      if (other.hasEnvironment()) {
+        mergeEnvironment(other.getEnvironment());
+      }
       this.mergeUnknownFields(other.unknownFields);
       onChanged();
       return this;
@@ -2759,6 +2856,7 @@ public com.google.cloud.batch.v1.LifecyclePolicy.Builder addLifecyclePoliciesBui
       return environments_;
     }
 
+    @java.lang.Deprecated
     public int getEnvironmentsCount() {
       return internalGetEnvironments().getMap().size();
     }
@@ -2770,8 +2868,9 @@ public int getEnvironmentsCount() {
      * You can set up to 100 environments.
      * </pre>
      *
-     * <code>map&lt;string, string&gt; environments = 6;</code>
+     * <code>map&lt;string, string&gt; environments = 6 [deprecated = true];</code>
      */
+    @java.lang.Deprecated
     @java.lang.Override
     public boolean containsEnvironments(java.lang.String key) {
       if (key == null) {
@@ -2793,9 +2892,10 @@ public java.util.Map<java.lang.String, java.lang.String> getEnvironments() {
      * You can set up to 100 environments.
      * </pre>
      *
-     * <code>map&lt;string, string&gt; environments = 6;</code>
+     * <code>map&lt;string, string&gt; environments = 6 [deprecated = true];</code>
      */
     @java.lang.Override
+    @java.lang.Deprecated
     public java.util.Map<java.lang.String, java.lang.String> getEnvironmentsMap() {
       return internalGetEnvironments().getMap();
     }
@@ -2807,9 +2907,10 @@ public java.util.Map<java.lang.String, java.lang.String> getEnvironmentsMap() {
      * You can set up to 100 environments.
      * </pre>
      *
-     * <code>map&lt;string, string&gt; environments = 6;</code>
+     * <code>map&lt;string, string&gt; environments = 6 [deprecated = true];</code>
      */
     @java.lang.Override
+    @java.lang.Deprecated
     public java.lang.String getEnvironmentsOrDefault(
         java.lang.String key, java.lang.String defaultValue) {
       if (key == null) {
@@ -2826,9 +2927,10 @@ public java.lang.String getEnvironmentsOrDefault(
      * You can set up to 100 environments.
      * </pre>
      *
-     * <code>map&lt;string, string&gt; environments = 6;</code>
+     * <code>map&lt;string, string&gt; environments = 6 [deprecated = true];</code>
      */
     @java.lang.Override
+    @java.lang.Deprecated
     public java.lang.String getEnvironmentsOrThrow(java.lang.String key) {
       if (key == null) {
         throw new NullPointerException("map key");
@@ -2840,6 +2942,7 @@ public java.lang.String getEnvironmentsOrThrow(java.lang.String key) {
       return map.get(key);
     }
 
+    @java.lang.Deprecated
     public Builder clearEnvironments() {
       internalGetMutableEnvironments().getMutableMap().clear();
       return this;
@@ -2852,8 +2955,9 @@ public Builder clearEnvironments() {
      * You can set up to 100 environments.
      * </pre>
      *
-     * <code>map&lt;string, string&gt; environments = 6;</code>
+     * <code>map&lt;string, string&gt; environments = 6 [deprecated = true];</code>
      */
+    @java.lang.Deprecated
     public Builder removeEnvironments(java.lang.String key) {
       if (key == null) {
         throw new NullPointerException("map key");
@@ -2874,8 +2978,9 @@ public java.util.Map<java.lang.String, java.lang.String> getMutableEnvironments(
      * You can set up to 100 environments.
      * </pre>
      *
-     * <code>map&lt;string, string&gt; environments = 6;</code>
+     * <code>map&lt;string, string&gt; environments = 6 [deprecated = true];</code>
      */
+    @java.lang.Deprecated
     public Builder putEnvironments(java.lang.String key, java.lang.String value) {
       if (key == null) {
         throw new NullPointerException("map key");
@@ -2895,8 +3000,9 @@ public Builder putEnvironments(java.lang.String key, java.lang.String value) {
      * You can set up to 100 environments.
      * </pre>
      *
-     * <code>map&lt;string, string&gt; environments = 6;</code>
+     * <code>map&lt;string, string&gt; environments = 6 [deprecated = true];</code>
      */
+    @java.lang.Deprecated
     public Builder putAllEnvironments(java.util.Map<java.lang.String, java.lang.String> values) {
       internalGetMutableEnvironments().getMutableMap().putAll(values);
       return this;
@@ -3248,6 +3354,191 @@ public java.util.List<com.google.cloud.batch.v1.Volume.Builder> getVolumesBuilde
       return volumesBuilder_;
     }
 
+    private com.google.cloud.batch.v1.Environment environment_;
+    private com.google.protobuf.SingleFieldBuilderV3<
+            com.google.cloud.batch.v1.Environment,
+            com.google.cloud.batch.v1.Environment.Builder,
+            com.google.cloud.batch.v1.EnvironmentOrBuilder>
+        environmentBuilder_;
+    /**
+     *
+     *
+     * <pre>
+     * Environment variables to set before running the Task.
+     * </pre>
+     *
+     * <code>.google.cloud.batch.v1.Environment environment = 10;</code>
+     *
+     * @return Whether the environment field is set.
+     */
+    public boolean hasEnvironment() {
+      return environmentBuilder_ != null || environment_ != null;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Environment variables to set before running the Task.
+     * </pre>
+     *
+     * <code>.google.cloud.batch.v1.Environment environment = 10;</code>
+     *
+     * @return The environment.
+     */
+    public com.google.cloud.batch.v1.Environment getEnvironment() {
+      if (environmentBuilder_ == null) {
+        return environment_ == null
+            ? com.google.cloud.batch.v1.Environment.getDefaultInstance()
+            : environment_;
+      } else {
+        return environmentBuilder_.getMessage();
+      }
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Environment variables to set before running the Task.
+     * </pre>
+     *
+     * <code>.google.cloud.batch.v1.Environment environment = 10;</code>
+     */
+    public Builder setEnvironment(com.google.cloud.batch.v1.Environment value) {
+      if (environmentBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        environment_ = value;
+        onChanged();
+      } else {
+        environmentBuilder_.setMessage(value);
+      }
+
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Environment variables to set before running the Task.
+     * </pre>
+     *
+     * <code>.google.cloud.batch.v1.Environment environment = 10;</code>
+     */
+    public Builder setEnvironment(com.google.cloud.batch.v1.Environment.Builder builderForValue) {
+      if (environmentBuilder_ == null) {
+        environment_ = builderForValue.build();
+        onChanged();
+      } else {
+        environmentBuilder_.setMessage(builderForValue.build());
+      }
+
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Environment variables to set before running the Task.
+     * </pre>
+     *
+     * <code>.google.cloud.batch.v1.Environment environment = 10;</code>
+     */
+    public Builder mergeEnvironment(com.google.cloud.batch.v1.Environment value) {
+      if (environmentBuilder_ == null) {
+        if (environment_ != null) {
+          environment_ =
+              com.google.cloud.batch.v1.Environment.newBuilder(environment_)
+                  .mergeFrom(value)
+                  .buildPartial();
+        } else {
+          environment_ = value;
+        }
+        onChanged();
+      } else {
+        environmentBuilder_.mergeFrom(value);
+      }
+
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Environment variables to set before running the Task.
+     * </pre>
+     *
+     * <code>.google.cloud.batch.v1.Environment environment = 10;</code>
+     */
+    public Builder clearEnvironment() {
+      if (environmentBuilder_ == null) {
+        environment_ = null;
+        onChanged();
+      } else {
+        environment_ = null;
+        environmentBuilder_ = null;
+      }
+
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Environment variables to set before running the Task.
+     * </pre>
+     *
+     * <code>.google.cloud.batch.v1.Environment environment = 10;</code>
+     */
+    public com.google.cloud.batch.v1.Environment.Builder getEnvironmentBuilder() {
+
+      onChanged();
+      return getEnvironmentFieldBuilder().getBuilder();
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Environment variables to set before running the Task.
+     * </pre>
+     *
+     * <code>.google.cloud.batch.v1.Environment environment = 10;</code>
+     */
+    public com.google.cloud.batch.v1.EnvironmentOrBuilder getEnvironmentOrBuilder() {
+      if (environmentBuilder_ != null) {
+        return environmentBuilder_.getMessageOrBuilder();
+      } else {
+        return environment_ == null
+            ? com.google.cloud.batch.v1.Environment.getDefaultInstance()
+            : environment_;
+      }
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Environment variables to set before running the Task.
+     * </pre>
+     *
+     * <code>.google.cloud.batch.v1.Environment environment = 10;</code>
+     */
+    private com.google.protobuf.SingleFieldBuilderV3<
+            com.google.cloud.batch.v1.Environment,
+            com.google.cloud.batch.v1.Environment.Builder,
+            com.google.cloud.batch.v1.EnvironmentOrBuilder>
+        getEnvironmentFieldBuilder() {
+      if (environmentBuilder_ == null) {
+        environmentBuilder_ =
+            new com.google.protobuf.SingleFieldBuilderV3<
+                com.google.cloud.batch.v1.Environment,
+                com.google.cloud.batch.v1.Environment.Builder,
+                com.google.cloud.batch.v1.EnvironmentOrBuilder>(
+                getEnvironment(), getParentForChildren(), isClean());
+        environment_ = null;
+      }
+      return environmentBuilder_;
+    }
+
     @java.lang.Override
     public final Builder setUnknownFields(final com.google.protobuf.UnknownFieldSet unknownFields) {
       return super.setUnknownFields(unknownFields);
diff --git a/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/TaskSpecOrBuilder.java b/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/TaskSpecOrBuilder.java
index bd203996b28b..448ebf4d71a0 100644
--- a/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/TaskSpecOrBuilder.java
+++ b/java-batch/proto-google-cloud-batch-v1/src/main/java/com/google/cloud/batch/v1/TaskSpecOrBuilder.java
@@ -302,8 +302,9 @@ public interface TaskSpecOrBuilder
    * You can set up to 100 environments.
    * </pre>
    *
-   * <code>map&lt;string, string&gt; environments = 6;</code>
+   * <code>map&lt;string, string&gt; environments = 6 [deprecated = true];</code>
    */
+  @java.lang.Deprecated
   int getEnvironmentsCount();
   /**
    *
@@ -313,8 +314,9 @@ public interface TaskSpecOrBuilder
    * You can set up to 100 environments.
    * </pre>
    *
-   * <code>map&lt;string, string&gt; environments = 6;</code>
+   * <code>map&lt;string, string&gt; environments = 6 [deprecated = true];</code>
    */
+  @java.lang.Deprecated
   boolean containsEnvironments(java.lang.String key);
   /** Use {@link #getEnvironmentsMap()} instead. */
   @java.lang.Deprecated
@@ -327,8 +329,9 @@ public interface TaskSpecOrBuilder
    * You can set up to 100 environments.
    * </pre>
    *
-   * <code>map&lt;string, string&gt; environments = 6;</code>
+   * <code>map&lt;string, string&gt; environments = 6 [deprecated = true];</code>
    */
+  @java.lang.Deprecated
   java.util.Map<java.lang.String, java.lang.String> getEnvironmentsMap();
   /**
    *
@@ -338,9 +341,9 @@ public interface TaskSpecOrBuilder
    * You can set up to 100 environments.
    * </pre>
    *
-   * <code>map&lt;string, string&gt; environments = 6;</code>
+   * <code>map&lt;string, string&gt; environments = 6 [deprecated = true];</code>
    */
-
+  @java.lang.Deprecated
   /* nullable */
   java.lang.String getEnvironmentsOrDefault(
       java.lang.String key,
@@ -354,8 +357,9 @@ java.lang.String getEnvironmentsOrDefault(
    * You can set up to 100 environments.
    * </pre>
    *
-   * <code>map&lt;string, string&gt; environments = 6;</code>
+   * <code>map&lt;string, string&gt; environments = 6 [deprecated = true];</code>
    */
+  @java.lang.Deprecated
   java.lang.String getEnvironmentsOrThrow(java.lang.String key);
 
   /**
@@ -408,4 +412,39 @@ java.lang.String getEnvironmentsOrDefault(
    * <code>repeated .google.cloud.batch.v1.Volume volumes = 7;</code>
    */
   com.google.cloud.batch.v1.VolumeOrBuilder getVolumesOrBuilder(int index);
+
+  /**
+   *
+   *
+   * <pre>
+   * Environment variables to set before running the Task.
+   * </pre>
+   *
+   * <code>.google.cloud.batch.v1.Environment environment = 10;</code>
+   *
+   * @return Whether the environment field is set.
+   */
+  boolean hasEnvironment();
+  /**
+   *
+   *
+   * <pre>
+   * Environment variables to set before running the Task.
+   * </pre>
+   *
+   * <code>.google.cloud.batch.v1.Environment environment = 10;</code>
+   *
+   * @return The environment.
+   */
+  com.google.cloud.batch.v1.Environment getEnvironment();
+  /**
+   *
+   *
+   * <pre>
+   * Environment variables to set before running the Task.
+   * </pre>
+   *
+   * <code>.google.cloud.batch.v1.Environment environment = 10;</code>
+   */
+  com.google.cloud.batch.v1.EnvironmentOrBuilder getEnvironmentOrBuilder();
 }
diff --git a/java-batch/proto-google-cloud-batch-v1/src/main/proto/google/cloud/batch/v1/job.proto b/java-batch/proto-google-cloud-batch-v1/src/main/proto/google/cloud/batch/v1/job.proto
index a24c017c98b2..2b622544c834 100644
--- a/java-batch/proto-google-cloud-batch-v1/src/main/proto/google/cloud/batch/v1/job.proto
+++ b/java-batch/proto-google-cloud-batch-v1/src/main/proto/google/cloud/batch/v1/job.proto
@@ -218,16 +218,25 @@ message JobNotification {
 // resources should be allocated for the Job.
 message AllocationPolicy {
   message LocationPolicy {
-    // A list of allowed location names represented by internal URLs,
-    // First location in the list must be a region.
-    // for example,
-    // ["regions/us-central1"] allow VMs in region us-central1,
-    // ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-    // us-central1-a.
+    // A list of allowed location names represented by internal URLs.
+    // Each location can be a region or a zone.
+    // Only one region or multiple zones in one region is supported now.
+    // For example,
+    // ["regions/us-central1"] allow VMs in any zones in region us-central1.
+    // ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+    // in zones us-central1-a and us-central1-c.
+    // All locations end up in different regions would cause errors.
+    // For example,
+    // ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+    // "zones/us-west1-a"] contains 2 regions "us-central1" and
+    // "us-west1". An error is expected in this case.
     repeated string allowed_locations = 1;
   }
 
-  // A new persistent disk.
+  // A new persistent disk or a local ssd.
+  // A VM can only have one local SSD setting but multiple local SSD partitions.
+  // https://cloud.google.com/compute/docs/disks#pdspecs.
+  // https://cloud.google.com/compute/docs/disks#localssds.
   message Disk {
     // A data source from which a PD will be created.
     oneof data_source {
@@ -239,15 +248,23 @@ message AllocationPolicy {
     }
 
     // Disk type as shown in `gcloud compute disk-types list`
-    // For example, "pd-ssd", "pd-standard", "pd-balanced".
+    // For example, "pd-ssd", "pd-standard", "pd-balanced", "local-ssd".
     string type = 1;
 
     // Disk size in GB.
     // This field is ignored if `data_source` is `disk` or `image`.
+    // If `type` is `local-ssd`, size_gb should be a multiple of 375GB,
+    // otherwise, the final size will be the next greater multiple of 375 GB.
     int64 size_gb = 2;
+
+    // Local SSDs are available through both "SCSI" and "NVMe" interfaces.
+    // If not indicated, "NVMe" will be the default one for local ssds.
+    // We only support "SCSI" for persistent disks now.
+    string disk_interface = 6;
   }
 
-  // A new or an existing persistent disk attached to a VM instance.
+  // A new or an existing persistent disk or a local ssd attached to a VM
+  // instance.
   message AttachedDisk {
     oneof attached {
       Disk new_disk = 1;
@@ -269,6 +286,10 @@ message AllocationPolicy {
 
     // The number of accelerators of this type.
     int64 count = 2;
+
+    // When true, Batch will install the GPU drivers.
+    // This field will be ignored if specified.
+    bool install_gpu_drivers = 3 [deprecated = true];
   }
 
   // InstancePolicy describes an instance type and resources attached to each VM
diff --git a/java-batch/proto-google-cloud-batch-v1/src/main/proto/google/cloud/batch/v1/task.proto b/java-batch/proto-google-cloud-batch-v1/src/main/proto/google/cloud/batch/v1/task.proto
index 5462ee7a6b68..bc4dbfea3717 100644
--- a/java-batch/proto-google-cloud-batch-v1/src/main/proto/google/cloud/batch/v1/task.proto
+++ b/java-batch/proto-google-cloud-batch-v1/src/main/proto/google/cloud/batch/v1/task.proto
@@ -184,6 +184,13 @@ message Runnable {
   // If the max_run_duration has expired then no further Runnables will execute,
   // not even always_run Runnables.
   bool always_run = 5;
+
+  // Environment variables for this Runnable (overrides variables set for the
+  // whole Task or TaskGroup).
+  Environment environment = 7;
+
+  // Timeout for this Runnable.
+  google.protobuf.Duration timeout = 8;
 }
 
 // Spec of a task
@@ -225,10 +232,13 @@ message TaskSpec {
 
   // Environment variables to set before running the Task.
   // You can set up to 100 environments.
-  map<string, string> environments = 6;
+  map<string, string> environments = 6 [deprecated = true];
 
   // Volumes to mount before running Tasks using this TaskSpec.
   repeated Volume volumes = 7;
+
+  // Environment variables to set before running the Task.
+  Environment environment = 10;
 }
 
 // LifecyclePolicy describes how to deal with task failures
diff --git a/java-batch/proto-google-cloud-batch-v1alpha/src/main/java/com/google/cloud/batch/v1alpha/AllocationPolicy.java b/java-batch/proto-google-cloud-batch-v1alpha/src/main/java/com/google/cloud/batch/v1alpha/AllocationPolicy.java
index b3f1e6eaa9b8..ed5408f37674 100644
--- a/java-batch/proto-google-cloud-batch-v1alpha/src/main/java/com/google/cloud/batch/v1alpha/AllocationPolicy.java
+++ b/java-batch/proto-google-cloud-batch-v1alpha/src/main/java/com/google/cloud/batch/v1alpha/AllocationPolicy.java
@@ -470,12 +470,18 @@ public interface LocationPolicyOrBuilder
      *
      *
      * <pre>
-     * A list of allowed location names represented by internal URLs,
-     * First location in the list must be a region.
-     * for example,
-     * ["regions/us-central1"] allow VMs in region us-central1,
-     * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-     * us-central1-a.
+     * A list of allowed location names represented by internal URLs.
+     * Each location can be a region or a zone.
+     * Only one region or multiple zones in one region is supported now.
+     * For example,
+     * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+     * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+     * in zones us-central1-a and us-central1-c.
+     * All locations end up in different regions would cause errors.
+     * For example,
+     * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+     * "zones/us-west1-a"] contains 2 regions "us-central1" and
+     * "us-west1". An error is expected in this case.
      * </pre>
      *
      * <code>repeated string allowed_locations = 1;</code>
@@ -487,12 +493,18 @@ public interface LocationPolicyOrBuilder
      *
      *
      * <pre>
-     * A list of allowed location names represented by internal URLs,
-     * First location in the list must be a region.
-     * for example,
-     * ["regions/us-central1"] allow VMs in region us-central1,
-     * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-     * us-central1-a.
+     * A list of allowed location names represented by internal URLs.
+     * Each location can be a region or a zone.
+     * Only one region or multiple zones in one region is supported now.
+     * For example,
+     * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+     * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+     * in zones us-central1-a and us-central1-c.
+     * All locations end up in different regions would cause errors.
+     * For example,
+     * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+     * "zones/us-west1-a"] contains 2 regions "us-central1" and
+     * "us-west1". An error is expected in this case.
      * </pre>
      *
      * <code>repeated string allowed_locations = 1;</code>
@@ -504,12 +516,18 @@ public interface LocationPolicyOrBuilder
      *
      *
      * <pre>
-     * A list of allowed location names represented by internal URLs,
-     * First location in the list must be a region.
-     * for example,
-     * ["regions/us-central1"] allow VMs in region us-central1,
-     * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-     * us-central1-a.
+     * A list of allowed location names represented by internal URLs.
+     * Each location can be a region or a zone.
+     * Only one region or multiple zones in one region is supported now.
+     * For example,
+     * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+     * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+     * in zones us-central1-a and us-central1-c.
+     * All locations end up in different regions would cause errors.
+     * For example,
+     * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+     * "zones/us-west1-a"] contains 2 regions "us-central1" and
+     * "us-west1". An error is expected in this case.
      * </pre>
      *
      * <code>repeated string allowed_locations = 1;</code>
@@ -522,12 +540,18 @@ public interface LocationPolicyOrBuilder
      *
      *
      * <pre>
-     * A list of allowed location names represented by internal URLs,
-     * First location in the list must be a region.
-     * for example,
-     * ["regions/us-central1"] allow VMs in region us-central1,
-     * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-     * us-central1-a.
+     * A list of allowed location names represented by internal URLs.
+     * Each location can be a region or a zone.
+     * Only one region or multiple zones in one region is supported now.
+     * For example,
+     * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+     * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+     * in zones us-central1-a and us-central1-c.
+     * All locations end up in different regions would cause errors.
+     * For example,
+     * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+     * "zones/us-west1-a"] contains 2 regions "us-central1" and
+     * "us-west1". An error is expected in this case.
      * </pre>
      *
      * <code>repeated string allowed_locations = 1;</code>
@@ -706,12 +730,18 @@ public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
      *
      *
      * <pre>
-     * A list of allowed location names represented by internal URLs,
-     * First location in the list must be a region.
-     * for example,
-     * ["regions/us-central1"] allow VMs in region us-central1,
-     * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-     * us-central1-a.
+     * A list of allowed location names represented by internal URLs.
+     * Each location can be a region or a zone.
+     * Only one region or multiple zones in one region is supported now.
+     * For example,
+     * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+     * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+     * in zones us-central1-a and us-central1-c.
+     * All locations end up in different regions would cause errors.
+     * For example,
+     * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+     * "zones/us-west1-a"] contains 2 regions "us-central1" and
+     * "us-west1". An error is expected in this case.
      * </pre>
      *
      * <code>repeated string allowed_locations = 1;</code>
@@ -725,12 +755,18 @@ public com.google.protobuf.ProtocolStringList getAllowedLocationsList() {
      *
      *
      * <pre>
-     * A list of allowed location names represented by internal URLs,
-     * First location in the list must be a region.
-     * for example,
-     * ["regions/us-central1"] allow VMs in region us-central1,
-     * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-     * us-central1-a.
+     * A list of allowed location names represented by internal URLs.
+     * Each location can be a region or a zone.
+     * Only one region or multiple zones in one region is supported now.
+     * For example,
+     * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+     * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+     * in zones us-central1-a and us-central1-c.
+     * All locations end up in different regions would cause errors.
+     * For example,
+     * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+     * "zones/us-west1-a"] contains 2 regions "us-central1" and
+     * "us-west1". An error is expected in this case.
      * </pre>
      *
      * <code>repeated string allowed_locations = 1;</code>
@@ -744,12 +780,18 @@ public int getAllowedLocationsCount() {
      *
      *
      * <pre>
-     * A list of allowed location names represented by internal URLs,
-     * First location in the list must be a region.
-     * for example,
-     * ["regions/us-central1"] allow VMs in region us-central1,
-     * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-     * us-central1-a.
+     * A list of allowed location names represented by internal URLs.
+     * Each location can be a region or a zone.
+     * Only one region or multiple zones in one region is supported now.
+     * For example,
+     * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+     * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+     * in zones us-central1-a and us-central1-c.
+     * All locations end up in different regions would cause errors.
+     * For example,
+     * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+     * "zones/us-west1-a"] contains 2 regions "us-central1" and
+     * "us-west1". An error is expected in this case.
      * </pre>
      *
      * <code>repeated string allowed_locations = 1;</code>
@@ -764,12 +806,18 @@ public java.lang.String getAllowedLocations(int index) {
      *
      *
      * <pre>
-     * A list of allowed location names represented by internal URLs,
-     * First location in the list must be a region.
-     * for example,
-     * ["regions/us-central1"] allow VMs in region us-central1,
-     * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-     * us-central1-a.
+     * A list of allowed location names represented by internal URLs.
+     * Each location can be a region or a zone.
+     * Only one region or multiple zones in one region is supported now.
+     * For example,
+     * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+     * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+     * in zones us-central1-a and us-central1-c.
+     * All locations end up in different regions would cause errors.
+     * For example,
+     * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+     * "zones/us-west1-a"] contains 2 regions "us-central1" and
+     * "us-west1". An error is expected in this case.
      * </pre>
      *
      * <code>repeated string allowed_locations = 1;</code>
@@ -1231,12 +1279,18 @@ private void ensureAllowedLocationsIsMutable() {
        *
        *
        * <pre>
-       * A list of allowed location names represented by internal URLs,
-       * First location in the list must be a region.
-       * for example,
-       * ["regions/us-central1"] allow VMs in region us-central1,
-       * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-       * us-central1-a.
+       * A list of allowed location names represented by internal URLs.
+       * Each location can be a region or a zone.
+       * Only one region or multiple zones in one region is supported now.
+       * For example,
+       * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+       * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+       * in zones us-central1-a and us-central1-c.
+       * All locations end up in different regions would cause errors.
+       * For example,
+       * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+       * "zones/us-west1-a"] contains 2 regions "us-central1" and
+       * "us-west1". An error is expected in this case.
        * </pre>
        *
        * <code>repeated string allowed_locations = 1;</code>
@@ -1250,12 +1304,18 @@ public com.google.protobuf.ProtocolStringList getAllowedLocationsList() {
        *
        *
        * <pre>
-       * A list of allowed location names represented by internal URLs,
-       * First location in the list must be a region.
-       * for example,
-       * ["regions/us-central1"] allow VMs in region us-central1,
-       * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-       * us-central1-a.
+       * A list of allowed location names represented by internal URLs.
+       * Each location can be a region or a zone.
+       * Only one region or multiple zones in one region is supported now.
+       * For example,
+       * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+       * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+       * in zones us-central1-a and us-central1-c.
+       * All locations end up in different regions would cause errors.
+       * For example,
+       * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+       * "zones/us-west1-a"] contains 2 regions "us-central1" and
+       * "us-west1". An error is expected in this case.
        * </pre>
        *
        * <code>repeated string allowed_locations = 1;</code>
@@ -1269,12 +1329,18 @@ public int getAllowedLocationsCount() {
        *
        *
        * <pre>
-       * A list of allowed location names represented by internal URLs,
-       * First location in the list must be a region.
-       * for example,
-       * ["regions/us-central1"] allow VMs in region us-central1,
-       * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-       * us-central1-a.
+       * A list of allowed location names represented by internal URLs.
+       * Each location can be a region or a zone.
+       * Only one region or multiple zones in one region is supported now.
+       * For example,
+       * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+       * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+       * in zones us-central1-a and us-central1-c.
+       * All locations end up in different regions would cause errors.
+       * For example,
+       * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+       * "zones/us-west1-a"] contains 2 regions "us-central1" and
+       * "us-west1". An error is expected in this case.
        * </pre>
        *
        * <code>repeated string allowed_locations = 1;</code>
@@ -1289,12 +1355,18 @@ public java.lang.String getAllowedLocations(int index) {
        *
        *
        * <pre>
-       * A list of allowed location names represented by internal URLs,
-       * First location in the list must be a region.
-       * for example,
-       * ["regions/us-central1"] allow VMs in region us-central1,
-       * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-       * us-central1-a.
+       * A list of allowed location names represented by internal URLs.
+       * Each location can be a region or a zone.
+       * Only one region or multiple zones in one region is supported now.
+       * For example,
+       * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+       * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+       * in zones us-central1-a and us-central1-c.
+       * All locations end up in different regions would cause errors.
+       * For example,
+       * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+       * "zones/us-west1-a"] contains 2 regions "us-central1" and
+       * "us-west1". An error is expected in this case.
        * </pre>
        *
        * <code>repeated string allowed_locations = 1;</code>
@@ -1309,12 +1381,18 @@ public com.google.protobuf.ByteString getAllowedLocationsBytes(int index) {
        *
        *
        * <pre>
-       * A list of allowed location names represented by internal URLs,
-       * First location in the list must be a region.
-       * for example,
-       * ["regions/us-central1"] allow VMs in region us-central1,
-       * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-       * us-central1-a.
+       * A list of allowed location names represented by internal URLs.
+       * Each location can be a region or a zone.
+       * Only one region or multiple zones in one region is supported now.
+       * For example,
+       * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+       * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+       * in zones us-central1-a and us-central1-c.
+       * All locations end up in different regions would cause errors.
+       * For example,
+       * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+       * "zones/us-west1-a"] contains 2 regions "us-central1" and
+       * "us-west1". An error is expected in this case.
        * </pre>
        *
        * <code>repeated string allowed_locations = 1;</code>
@@ -1336,12 +1414,18 @@ public Builder setAllowedLocations(int index, java.lang.String value) {
        *
        *
        * <pre>
-       * A list of allowed location names represented by internal URLs,
-       * First location in the list must be a region.
-       * for example,
-       * ["regions/us-central1"] allow VMs in region us-central1,
-       * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-       * us-central1-a.
+       * A list of allowed location names represented by internal URLs.
+       * Each location can be a region or a zone.
+       * Only one region or multiple zones in one region is supported now.
+       * For example,
+       * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+       * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+       * in zones us-central1-a and us-central1-c.
+       * All locations end up in different regions would cause errors.
+       * For example,
+       * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+       * "zones/us-west1-a"] contains 2 regions "us-central1" and
+       * "us-west1". An error is expected in this case.
        * </pre>
        *
        * <code>repeated string allowed_locations = 1;</code>
@@ -1362,12 +1446,18 @@ public Builder addAllowedLocations(java.lang.String value) {
        *
        *
        * <pre>
-       * A list of allowed location names represented by internal URLs,
-       * First location in the list must be a region.
-       * for example,
-       * ["regions/us-central1"] allow VMs in region us-central1,
-       * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-       * us-central1-a.
+       * A list of allowed location names represented by internal URLs.
+       * Each location can be a region or a zone.
+       * Only one region or multiple zones in one region is supported now.
+       * For example,
+       * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+       * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+       * in zones us-central1-a and us-central1-c.
+       * All locations end up in different regions would cause errors.
+       * For example,
+       * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+       * "zones/us-west1-a"] contains 2 regions "us-central1" and
+       * "us-west1". An error is expected in this case.
        * </pre>
        *
        * <code>repeated string allowed_locations = 1;</code>
@@ -1385,12 +1475,18 @@ public Builder addAllAllowedLocations(java.lang.Iterable<java.lang.String> value
        *
        *
        * <pre>
-       * A list of allowed location names represented by internal URLs,
-       * First location in the list must be a region.
-       * for example,
-       * ["regions/us-central1"] allow VMs in region us-central1,
-       * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-       * us-central1-a.
+       * A list of allowed location names represented by internal URLs.
+       * Each location can be a region or a zone.
+       * Only one region or multiple zones in one region is supported now.
+       * For example,
+       * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+       * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+       * in zones us-central1-a and us-central1-c.
+       * All locations end up in different regions would cause errors.
+       * For example,
+       * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+       * "zones/us-west1-a"] contains 2 regions "us-central1" and
+       * "us-west1". An error is expected in this case.
        * </pre>
        *
        * <code>repeated string allowed_locations = 1;</code>
@@ -1407,12 +1503,18 @@ public Builder clearAllowedLocations() {
        *
        *
        * <pre>
-       * A list of allowed location names represented by internal URLs,
-       * First location in the list must be a region.
-       * for example,
-       * ["regions/us-central1"] allow VMs in region us-central1,
-       * ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-       * us-central1-a.
+       * A list of allowed location names represented by internal URLs.
+       * Each location can be a region or a zone.
+       * Only one region or multiple zones in one region is supported now.
+       * For example,
+       * ["regions/us-central1"] allow VMs in any zones in region us-central1.
+       * ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+       * in zones us-central1-a and us-central1-c.
+       * All locations end up in different regions would cause errors.
+       * For example,
+       * ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+       * "zones/us-west1-a"] contains 2 regions "us-central1" and
+       * "us-west1". An error is expected in this case.
        * </pre>
        *
        * <code>repeated string allowed_locations = 1;</code>
@@ -1747,7 +1849,7 @@ public interface DiskOrBuilder
      *
      * <pre>
      * Disk type as shown in `gcloud compute disk-types list`
-     * For example, "pd-ssd", "pd-standard", "pd-balanced".
+     * For example, "pd-ssd", "pd-standard", "pd-balanced", "local-ssd".
      * </pre>
      *
      * <code>string type = 1;</code>
@@ -1760,7 +1862,7 @@ public interface DiskOrBuilder
      *
      * <pre>
      * Disk type as shown in `gcloud compute disk-types list`
-     * For example, "pd-ssd", "pd-standard", "pd-balanced".
+     * For example, "pd-ssd", "pd-standard", "pd-balanced", "local-ssd".
      * </pre>
      *
      * <code>string type = 1;</code>
@@ -1775,6 +1877,8 @@ public interface DiskOrBuilder
      * <pre>
      * Disk size in GB.
      * This field is ignored if `data_source` is `disk` or `image`.
+     * If `type` is `local-ssd`, size_gb should be a multiple of 375GB,
+     * otherwise, the final size will be the next greater multiple of 375 GB.
      * </pre>
      *
      * <code>int64 size_gb = 2;</code>
@@ -1783,13 +1887,45 @@ public interface DiskOrBuilder
      */
     long getSizeGb();
 
+    /**
+     *
+     *
+     * <pre>
+     * Local SSDs are available through both "SCSI" and "NVMe" interfaces.
+     * If not indicated, "NVMe" will be the default one for local ssds.
+     * We only support "SCSI" for persistent disks now.
+     * </pre>
+     *
+     * <code>string disk_interface = 6;</code>
+     *
+     * @return The diskInterface.
+     */
+    java.lang.String getDiskInterface();
+    /**
+     *
+     *
+     * <pre>
+     * Local SSDs are available through both "SCSI" and "NVMe" interfaces.
+     * If not indicated, "NVMe" will be the default one for local ssds.
+     * We only support "SCSI" for persistent disks now.
+     * </pre>
+     *
+     * <code>string disk_interface = 6;</code>
+     *
+     * @return The bytes for diskInterface.
+     */
+    com.google.protobuf.ByteString getDiskInterfaceBytes();
+
     public com.google.cloud.batch.v1alpha.AllocationPolicy.Disk.DataSourceCase getDataSourceCase();
   }
   /**
    *
    *
    * <pre>
-   * A new persistent disk.
+   * A new persistent disk or a local ssd.
+   * A VM can only have one local SSD setting but multiple local SSD partitions.
+   * https://cloud.google.com/compute/docs/disks#pdspecs.
+   * https://cloud.google.com/compute/docs/disks#localssds.
    * </pre>
    *
    * Protobuf type {@code google.cloud.batch.v1alpha.AllocationPolicy.Disk}
@@ -1806,6 +1942,7 @@ private Disk(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
 
     private Disk() {
       type_ = "";
+      diskInterface_ = "";
     }
 
     @java.lang.Override
@@ -1863,6 +2000,13 @@ private Disk(
                 dataSource_ = s;
                 break;
               }
+            case 50:
+              {
+                java.lang.String s = input.readStringRequireUtf8();
+
+                diskInterface_ = s;
+                break;
+              }
             default:
               {
                 if (!parseUnknownField(input, unknownFields, extensionRegistry, tag)) {
@@ -2093,7 +2237,7 @@ public com.google.protobuf.ByteString getSnapshotBytes() {
      *
      * <pre>
      * Disk type as shown in `gcloud compute disk-types list`
-     * For example, "pd-ssd", "pd-standard", "pd-balanced".
+     * For example, "pd-ssd", "pd-standard", "pd-balanced", "local-ssd".
      * </pre>
      *
      * <code>string type = 1;</code>
@@ -2117,7 +2261,7 @@ public java.lang.String getType() {
      *
      * <pre>
      * Disk type as shown in `gcloud compute disk-types list`
-     * For example, "pd-ssd", "pd-standard", "pd-balanced".
+     * For example, "pd-ssd", "pd-standard", "pd-balanced", "local-ssd".
      * </pre>
      *
      * <code>string type = 1;</code>
@@ -2145,6 +2289,8 @@ public com.google.protobuf.ByteString getTypeBytes() {
      * <pre>
      * Disk size in GB.
      * This field is ignored if `data_source` is `disk` or `image`.
+     * If `type` is `local-ssd`, size_gb should be a multiple of 375GB,
+     * otherwise, the final size will be the next greater multiple of 375 GB.
      * </pre>
      *
      * <code>int64 size_gb = 2;</code>
@@ -2156,6 +2302,59 @@ public long getSizeGb() {
       return sizeGb_;
     }
 
+    public static final int DISK_INTERFACE_FIELD_NUMBER = 6;
+    private volatile java.lang.Object diskInterface_;
+    /**
+     *
+     *
+     * <pre>
+     * Local SSDs are available through both "SCSI" and "NVMe" interfaces.
+     * If not indicated, "NVMe" will be the default one for local ssds.
+     * We only support "SCSI" for persistent disks now.
+     * </pre>
+     *
+     * <code>string disk_interface = 6;</code>
+     *
+     * @return The diskInterface.
+     */
+    @java.lang.Override
+    public java.lang.String getDiskInterface() {
+      java.lang.Object ref = diskInterface_;
+      if (ref instanceof java.lang.String) {
+        return (java.lang.String) ref;
+      } else {
+        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
+        java.lang.String s = bs.toStringUtf8();
+        diskInterface_ = s;
+        return s;
+      }
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Local SSDs are available through both "SCSI" and "NVMe" interfaces.
+     * If not indicated, "NVMe" will be the default one for local ssds.
+     * We only support "SCSI" for persistent disks now.
+     * </pre>
+     *
+     * <code>string disk_interface = 6;</code>
+     *
+     * @return The bytes for diskInterface.
+     */
+    @java.lang.Override
+    public com.google.protobuf.ByteString getDiskInterfaceBytes() {
+      java.lang.Object ref = diskInterface_;
+      if (ref instanceof java.lang.String) {
+        com.google.protobuf.ByteString b =
+            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
+        diskInterface_ = b;
+        return b;
+      } else {
+        return (com.google.protobuf.ByteString) ref;
+      }
+    }
+
     private byte memoizedIsInitialized = -1;
 
     @java.lang.Override
@@ -2182,6 +2381,9 @@ public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io
       if (dataSourceCase_ == 5) {
         com.google.protobuf.GeneratedMessageV3.writeString(output, 5, dataSource_);
       }
+      if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(diskInterface_)) {
+        com.google.protobuf.GeneratedMessageV3.writeString(output, 6, diskInterface_);
+      }
       unknownFields.writeTo(output);
     }
 
@@ -2203,6 +2405,9 @@ public int getSerializedSize() {
       if (dataSourceCase_ == 5) {
         size += com.google.protobuf.GeneratedMessageV3.computeStringSize(5, dataSource_);
       }
+      if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(diskInterface_)) {
+        size += com.google.protobuf.GeneratedMessageV3.computeStringSize(6, diskInterface_);
+      }
       size += unknownFields.getSerializedSize();
       memoizedSize = size;
       return size;
@@ -2221,6 +2426,7 @@ public boolean equals(final java.lang.Object obj) {
 
       if (!getType().equals(other.getType())) return false;
       if (getSizeGb() != other.getSizeGb()) return false;
+      if (!getDiskInterface().equals(other.getDiskInterface())) return false;
       if (!getDataSourceCase().equals(other.getDataSourceCase())) return false;
       switch (dataSourceCase_) {
         case 4:
@@ -2247,6 +2453,8 @@ public int hashCode() {
       hash = (53 * hash) + getType().hashCode();
       hash = (37 * hash) + SIZE_GB_FIELD_NUMBER;
       hash = (53 * hash) + com.google.protobuf.Internal.hashLong(getSizeGb());
+      hash = (37 * hash) + DISK_INTERFACE_FIELD_NUMBER;
+      hash = (53 * hash) + getDiskInterface().hashCode();
       switch (dataSourceCase_) {
         case 4:
           hash = (37 * hash) + IMAGE_FIELD_NUMBER;
@@ -2365,7 +2573,10 @@ protected Builder newBuilderForType(
      *
      *
      * <pre>
-     * A new persistent disk.
+     * A new persistent disk or a local ssd.
+     * A VM can only have one local SSD setting but multiple local SSD partitions.
+     * https://cloud.google.com/compute/docs/disks#pdspecs.
+     * https://cloud.google.com/compute/docs/disks#localssds.
      * </pre>
      *
      * Protobuf type {@code google.cloud.batch.v1alpha.AllocationPolicy.Disk}
@@ -2411,6 +2622,8 @@ public Builder clear() {
 
         sizeGb_ = 0L;
 
+        diskInterface_ = "";
+
         dataSourceCase_ = 0;
         dataSource_ = null;
         return this;
@@ -2448,6 +2661,7 @@ public com.google.cloud.batch.v1alpha.AllocationPolicy.Disk buildPartial() {
         }
         result.type_ = type_;
         result.sizeGb_ = sizeGb_;
+        result.diskInterface_ = diskInterface_;
         result.dataSourceCase_ = dataSourceCase_;
         onBuilt();
         return result;
@@ -2508,6 +2722,10 @@ public Builder mergeFrom(com.google.cloud.batch.v1alpha.AllocationPolicy.Disk ot
         if (other.getSizeGb() != 0L) {
           setSizeGb(other.getSizeGb());
         }
+        if (!other.getDiskInterface().isEmpty()) {
+          diskInterface_ = other.diskInterface_;
+          onChanged();
+        }
         switch (other.getDataSourceCase()) {
           case IMAGE:
             {
@@ -2846,7 +3064,7 @@ public Builder setSnapshotBytes(com.google.protobuf.ByteString value) {
        *
        * <pre>
        * Disk type as shown in `gcloud compute disk-types list`
-       * For example, "pd-ssd", "pd-standard", "pd-balanced".
+       * For example, "pd-ssd", "pd-standard", "pd-balanced", "local-ssd".
        * </pre>
        *
        * <code>string type = 1;</code>
@@ -2869,7 +3087,7 @@ public java.lang.String getType() {
        *
        * <pre>
        * Disk type as shown in `gcloud compute disk-types list`
-       * For example, "pd-ssd", "pd-standard", "pd-balanced".
+       * For example, "pd-ssd", "pd-standard", "pd-balanced", "local-ssd".
        * </pre>
        *
        * <code>string type = 1;</code>
@@ -2892,7 +3110,7 @@ public com.google.protobuf.ByteString getTypeBytes() {
        *
        * <pre>
        * Disk type as shown in `gcloud compute disk-types list`
-       * For example, "pd-ssd", "pd-standard", "pd-balanced".
+       * For example, "pd-ssd", "pd-standard", "pd-balanced", "local-ssd".
        * </pre>
        *
        * <code>string type = 1;</code>
@@ -2914,7 +3132,7 @@ public Builder setType(java.lang.String value) {
        *
        * <pre>
        * Disk type as shown in `gcloud compute disk-types list`
-       * For example, "pd-ssd", "pd-standard", "pd-balanced".
+       * For example, "pd-ssd", "pd-standard", "pd-balanced", "local-ssd".
        * </pre>
        *
        * <code>string type = 1;</code>
@@ -2932,7 +3150,7 @@ public Builder clearType() {
        *
        * <pre>
        * Disk type as shown in `gcloud compute disk-types list`
-       * For example, "pd-ssd", "pd-standard", "pd-balanced".
+       * For example, "pd-ssd", "pd-standard", "pd-balanced", "local-ssd".
        * </pre>
        *
        * <code>string type = 1;</code>
@@ -2958,6 +3176,8 @@ public Builder setTypeBytes(com.google.protobuf.ByteString value) {
        * <pre>
        * Disk size in GB.
        * This field is ignored if `data_source` is `disk` or `image`.
+       * If `type` is `local-ssd`, size_gb should be a multiple of 375GB,
+       * otherwise, the final size will be the next greater multiple of 375 GB.
        * </pre>
        *
        * <code>int64 size_gb = 2;</code>
@@ -2974,6 +3194,8 @@ public long getSizeGb() {
        * <pre>
        * Disk size in GB.
        * This field is ignored if `data_source` is `disk` or `image`.
+       * If `type` is `local-ssd`, size_gb should be a multiple of 375GB,
+       * otherwise, the final size will be the next greater multiple of 375 GB.
        * </pre>
        *
        * <code>int64 size_gb = 2;</code>
@@ -2993,6 +3215,8 @@ public Builder setSizeGb(long value) {
        * <pre>
        * Disk size in GB.
        * This field is ignored if `data_source` is `disk` or `image`.
+       * If `type` is `local-ssd`, size_gb should be a multiple of 375GB,
+       * otherwise, the final size will be the next greater multiple of 375 GB.
        * </pre>
        *
        * <code>int64 size_gb = 2;</code>
@@ -3006,6 +3230,122 @@ public Builder clearSizeGb() {
         return this;
       }
 
+      private java.lang.Object diskInterface_ = "";
+      /**
+       *
+       *
+       * <pre>
+       * Local SSDs are available through both "SCSI" and "NVMe" interfaces.
+       * If not indicated, "NVMe" will be the default one for local ssds.
+       * We only support "SCSI" for persistent disks now.
+       * </pre>
+       *
+       * <code>string disk_interface = 6;</code>
+       *
+       * @return The diskInterface.
+       */
+      public java.lang.String getDiskInterface() {
+        java.lang.Object ref = diskInterface_;
+        if (!(ref instanceof java.lang.String)) {
+          com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
+          java.lang.String s = bs.toStringUtf8();
+          diskInterface_ = s;
+          return s;
+        } else {
+          return (java.lang.String) ref;
+        }
+      }
+      /**
+       *
+       *
+       * <pre>
+       * Local SSDs are available through both "SCSI" and "NVMe" interfaces.
+       * If not indicated, "NVMe" will be the default one for local ssds.
+       * We only support "SCSI" for persistent disks now.
+       * </pre>
+       *
+       * <code>string disk_interface = 6;</code>
+       *
+       * @return The bytes for diskInterface.
+       */
+      public com.google.protobuf.ByteString getDiskInterfaceBytes() {
+        java.lang.Object ref = diskInterface_;
+        if (ref instanceof String) {
+          com.google.protobuf.ByteString b =
+              com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
+          diskInterface_ = b;
+          return b;
+        } else {
+          return (com.google.protobuf.ByteString) ref;
+        }
+      }
+      /**
+       *
+       *
+       * <pre>
+       * Local SSDs are available through both "SCSI" and "NVMe" interfaces.
+       * If not indicated, "NVMe" will be the default one for local ssds.
+       * We only support "SCSI" for persistent disks now.
+       * </pre>
+       *
+       * <code>string disk_interface = 6;</code>
+       *
+       * @param value The diskInterface to set.
+       * @return This builder for chaining.
+       */
+      public Builder setDiskInterface(java.lang.String value) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+
+        diskInterface_ = value;
+        onChanged();
+        return this;
+      }
+      /**
+       *
+       *
+       * <pre>
+       * Local SSDs are available through both "SCSI" and "NVMe" interfaces.
+       * If not indicated, "NVMe" will be the default one for local ssds.
+       * We only support "SCSI" for persistent disks now.
+       * </pre>
+       *
+       * <code>string disk_interface = 6;</code>
+       *
+       * @return This builder for chaining.
+       */
+      public Builder clearDiskInterface() {
+
+        diskInterface_ = getDefaultInstance().getDiskInterface();
+        onChanged();
+        return this;
+      }
+      /**
+       *
+       *
+       * <pre>
+       * Local SSDs are available through both "SCSI" and "NVMe" interfaces.
+       * If not indicated, "NVMe" will be the default one for local ssds.
+       * We only support "SCSI" for persistent disks now.
+       * </pre>
+       *
+       * <code>string disk_interface = 6;</code>
+       *
+       * @param value The bytes for diskInterface to set.
+       * @return This builder for chaining.
+       */
+      public Builder setDiskInterfaceBytes(com.google.protobuf.ByteString value) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        checkByteStringIsUtf8(value);
+
+        diskInterface_ = value;
+        onChanged();
+        return this;
+      }
+
       @java.lang.Override
       public final Builder setUnknownFields(
           final com.google.protobuf.UnknownFieldSet unknownFields) {
@@ -3149,7 +3489,8 @@ public interface AttachedDiskOrBuilder
    *
    *
    * <pre>
-   * A new or an existing persistent disk attached to a VM instance.
+   * A new or an existing persistent disk or a local ssd attached to a VM
+   * instance.
    * </pre>
    *
    * Protobuf type {@code google.cloud.batch.v1alpha.AllocationPolicy.AttachedDisk}
@@ -3668,7 +4009,8 @@ protected Builder newBuilderForType(
      *
      *
      * <pre>
-     * A new or an existing persistent disk attached to a VM instance.
+     * A new or an existing persistent disk or a local ssd attached to a VM
+     * instance.
      * </pre>
      *
      * Protobuf type {@code google.cloud.batch.v1alpha.AllocationPolicy.AttachedDisk}
@@ -4361,6 +4703,23 @@ public interface AcceleratorOrBuilder
      * @return The count.
      */
     long getCount();
+
+    /**
+     *
+     *
+     * <pre>
+     * When true, Batch will install the GPU drivers.
+     * This field will be ignored if specified.
+     * </pre>
+     *
+     * <code>bool install_gpu_drivers = 3 [deprecated = true];</code>
+     *
+     * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.Accelerator.install_gpu_drivers is
+     *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=346
+     * @return The installGpuDrivers.
+     */
+    @java.lang.Deprecated
+    boolean getInstallGpuDrivers();
   }
   /**
    *
@@ -4426,6 +4785,11 @@ private Accelerator(
                 count_ = input.readInt64();
                 break;
               }
+            case 24:
+              {
+                installGpuDrivers_ = input.readBool();
+                break;
+              }
             default:
               {
                 if (!parseUnknownField(input, unknownFields, extensionRegistry, tag)) {
@@ -4531,6 +4895,28 @@ public long getCount() {
       return count_;
     }
 
+    public static final int INSTALL_GPU_DRIVERS_FIELD_NUMBER = 3;
+    private boolean installGpuDrivers_;
+    /**
+     *
+     *
+     * <pre>
+     * When true, Batch will install the GPU drivers.
+     * This field will be ignored if specified.
+     * </pre>
+     *
+     * <code>bool install_gpu_drivers = 3 [deprecated = true];</code>
+     *
+     * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.Accelerator.install_gpu_drivers is
+     *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=346
+     * @return The installGpuDrivers.
+     */
+    @java.lang.Override
+    @java.lang.Deprecated
+    public boolean getInstallGpuDrivers() {
+      return installGpuDrivers_;
+    }
+
     private byte memoizedIsInitialized = -1;
 
     @java.lang.Override
@@ -4551,6 +4937,9 @@ public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io
       if (count_ != 0L) {
         output.writeInt64(2, count_);
       }
+      if (installGpuDrivers_ != false) {
+        output.writeBool(3, installGpuDrivers_);
+      }
       unknownFields.writeTo(output);
     }
 
@@ -4566,6 +4955,9 @@ public int getSerializedSize() {
       if (count_ != 0L) {
         size += com.google.protobuf.CodedOutputStream.computeInt64Size(2, count_);
       }
+      if (installGpuDrivers_ != false) {
+        size += com.google.protobuf.CodedOutputStream.computeBoolSize(3, installGpuDrivers_);
+      }
       size += unknownFields.getSerializedSize();
       memoizedSize = size;
       return size;
@@ -4584,6 +4976,7 @@ public boolean equals(final java.lang.Object obj) {
 
       if (!getType().equals(other.getType())) return false;
       if (getCount() != other.getCount()) return false;
+      if (getInstallGpuDrivers() != other.getInstallGpuDrivers()) return false;
       if (!unknownFields.equals(other.unknownFields)) return false;
       return true;
     }
@@ -4599,6 +4992,8 @@ public int hashCode() {
       hash = (53 * hash) + getType().hashCode();
       hash = (37 * hash) + COUNT_FIELD_NUMBER;
       hash = (53 * hash) + com.google.protobuf.Internal.hashLong(getCount());
+      hash = (37 * hash) + INSTALL_GPU_DRIVERS_FIELD_NUMBER;
+      hash = (53 * hash) + com.google.protobuf.Internal.hashBoolean(getInstallGpuDrivers());
       hash = (29 * hash) + unknownFields.hashCode();
       memoizedHashCode = hash;
       return hash;
@@ -4751,6 +5146,8 @@ public Builder clear() {
 
         count_ = 0L;
 
+        installGpuDrivers_ = false;
+
         return this;
       }
 
@@ -4781,6 +5178,7 @@ public com.google.cloud.batch.v1alpha.AllocationPolicy.Accelerator buildPartial(
             new com.google.cloud.batch.v1alpha.AllocationPolicy.Accelerator(this);
         result.type_ = type_;
         result.count_ = count_;
+        result.installGpuDrivers_ = installGpuDrivers_;
         onBuilt();
         return result;
       }
@@ -4841,6 +5239,9 @@ public Builder mergeFrom(com.google.cloud.batch.v1alpha.AllocationPolicy.Acceler
         if (other.getCount() != 0L) {
           setCount(other.getCount());
         }
+        if (other.getInstallGpuDrivers() != false) {
+          setInstallGpuDrivers(other.getInstallGpuDrivers());
+        }
         this.mergeUnknownFields(other.unknownFields);
         onChanged();
         return this;
@@ -5035,6 +5436,70 @@ public Builder clearCount() {
         return this;
       }
 
+      private boolean installGpuDrivers_;
+      /**
+       *
+       *
+       * <pre>
+       * When true, Batch will install the GPU drivers.
+       * This field will be ignored if specified.
+       * </pre>
+       *
+       * <code>bool install_gpu_drivers = 3 [deprecated = true];</code>
+       *
+       * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.Accelerator.install_gpu_drivers is
+       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=346
+       * @return The installGpuDrivers.
+       */
+      @java.lang.Override
+      @java.lang.Deprecated
+      public boolean getInstallGpuDrivers() {
+        return installGpuDrivers_;
+      }
+      /**
+       *
+       *
+       * <pre>
+       * When true, Batch will install the GPU drivers.
+       * This field will be ignored if specified.
+       * </pre>
+       *
+       * <code>bool install_gpu_drivers = 3 [deprecated = true];</code>
+       *
+       * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.Accelerator.install_gpu_drivers is
+       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=346
+       * @param value The installGpuDrivers to set.
+       * @return This builder for chaining.
+       */
+      @java.lang.Deprecated
+      public Builder setInstallGpuDrivers(boolean value) {
+
+        installGpuDrivers_ = value;
+        onChanged();
+        return this;
+      }
+      /**
+       *
+       *
+       * <pre>
+       * When true, Batch will install the GPU drivers.
+       * This field will be ignored if specified.
+       * </pre>
+       *
+       * <code>bool install_gpu_drivers = 3 [deprecated = true];</code>
+       *
+       * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.Accelerator.install_gpu_drivers is
+       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=346
+       * @return This builder for chaining.
+       */
+      @java.lang.Deprecated
+      public Builder clearInstallGpuDrivers() {
+
+        installGpuDrivers_ = false;
+        onChanged();
+        return this;
+      }
+
       @java.lang.Override
       public final Builder setUnknownFields(
           final com.google.protobuf.UnknownFieldSet unknownFields) {
@@ -5097,7 +5562,7 @@ public interface InstancePolicyOrBuilder
      * <code>repeated string allowed_machine_types = 1 [deprecated = true];</code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicy.allowed_machine_types
-     *     is deprecated. See google/cloud/batch/v1alpha/job.proto;l=331
+     *     is deprecated. See google/cloud/batch/v1alpha/job.proto;l=352
      * @return A list containing the allowedMachineTypes.
      */
     @java.lang.Deprecated
@@ -5106,7 +5571,7 @@ public interface InstancePolicyOrBuilder
      * <code>repeated string allowed_machine_types = 1 [deprecated = true];</code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicy.allowed_machine_types
-     *     is deprecated. See google/cloud/batch/v1alpha/job.proto;l=331
+     *     is deprecated. See google/cloud/batch/v1alpha/job.proto;l=352
      * @return The count of allowedMachineTypes.
      */
     @java.lang.Deprecated
@@ -5115,7 +5580,7 @@ public interface InstancePolicyOrBuilder
      * <code>repeated string allowed_machine_types = 1 [deprecated = true];</code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicy.allowed_machine_types
-     *     is deprecated. See google/cloud/batch/v1alpha/job.proto;l=331
+     *     is deprecated. See google/cloud/batch/v1alpha/job.proto;l=352
      * @param index The index of the element to return.
      * @return The allowedMachineTypes at the given index.
      */
@@ -5125,7 +5590,7 @@ public interface InstancePolicyOrBuilder
      * <code>repeated string allowed_machine_types = 1 [deprecated = true];</code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicy.allowed_machine_types
-     *     is deprecated. See google/cloud/batch/v1alpha/job.proto;l=331
+     *     is deprecated. See google/cloud/batch/v1alpha/job.proto;l=352
      * @param index The index of the value to return.
      * @return The bytes of the allowedMachineTypes at the given index.
      */
@@ -5506,7 +5971,7 @@ public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
      * <code>repeated string allowed_machine_types = 1 [deprecated = true];</code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicy.allowed_machine_types
-     *     is deprecated. See google/cloud/batch/v1alpha/job.proto;l=331
+     *     is deprecated. See google/cloud/batch/v1alpha/job.proto;l=352
      * @return A list containing the allowedMachineTypes.
      */
     @java.lang.Deprecated
@@ -5517,7 +5982,7 @@ public com.google.protobuf.ProtocolStringList getAllowedMachineTypesList() {
      * <code>repeated string allowed_machine_types = 1 [deprecated = true];</code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicy.allowed_machine_types
-     *     is deprecated. See google/cloud/batch/v1alpha/job.proto;l=331
+     *     is deprecated. See google/cloud/batch/v1alpha/job.proto;l=352
      * @return The count of allowedMachineTypes.
      */
     @java.lang.Deprecated
@@ -5528,7 +5993,7 @@ public int getAllowedMachineTypesCount() {
      * <code>repeated string allowed_machine_types = 1 [deprecated = true];</code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicy.allowed_machine_types
-     *     is deprecated. See google/cloud/batch/v1alpha/job.proto;l=331
+     *     is deprecated. See google/cloud/batch/v1alpha/job.proto;l=352
      * @param index The index of the element to return.
      * @return The allowedMachineTypes at the given index.
      */
@@ -5540,7 +6005,7 @@ public java.lang.String getAllowedMachineTypes(int index) {
      * <code>repeated string allowed_machine_types = 1 [deprecated = true];</code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicy.allowed_machine_types
-     *     is deprecated. See google/cloud/batch/v1alpha/job.proto;l=331
+     *     is deprecated. See google/cloud/batch/v1alpha/job.proto;l=352
      * @param index The index of the value to return.
      * @return The bytes of the allowedMachineTypes at the given index.
      */
@@ -6380,7 +6845,7 @@ private void ensureAllowedMachineTypesIsMutable() {
        *
        * @deprecated
        *     google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicy.allowed_machine_types is
-       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=331
+       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=352
        * @return A list containing the allowedMachineTypes.
        */
       @java.lang.Deprecated
@@ -6392,7 +6857,7 @@ public com.google.protobuf.ProtocolStringList getAllowedMachineTypesList() {
        *
        * @deprecated
        *     google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicy.allowed_machine_types is
-       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=331
+       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=352
        * @return The count of allowedMachineTypes.
        */
       @java.lang.Deprecated
@@ -6404,7 +6869,7 @@ public int getAllowedMachineTypesCount() {
        *
        * @deprecated
        *     google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicy.allowed_machine_types is
-       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=331
+       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=352
        * @param index The index of the element to return.
        * @return The allowedMachineTypes at the given index.
        */
@@ -6417,7 +6882,7 @@ public java.lang.String getAllowedMachineTypes(int index) {
        *
        * @deprecated
        *     google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicy.allowed_machine_types is
-       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=331
+       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=352
        * @param index The index of the value to return.
        * @return The bytes of the allowedMachineTypes at the given index.
        */
@@ -6430,7 +6895,7 @@ public com.google.protobuf.ByteString getAllowedMachineTypesBytes(int index) {
        *
        * @deprecated
        *     google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicy.allowed_machine_types is
-       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=331
+       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=352
        * @param index The index to set the value at.
        * @param value The allowedMachineTypes to set.
        * @return This builder for chaining.
@@ -6450,7 +6915,7 @@ public Builder setAllowedMachineTypes(int index, java.lang.String value) {
        *
        * @deprecated
        *     google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicy.allowed_machine_types is
-       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=331
+       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=352
        * @param value The allowedMachineTypes to add.
        * @return This builder for chaining.
        */
@@ -6469,7 +6934,7 @@ public Builder addAllowedMachineTypes(java.lang.String value) {
        *
        * @deprecated
        *     google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicy.allowed_machine_types is
-       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=331
+       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=352
        * @param values The allowedMachineTypes to add.
        * @return This builder for chaining.
        */
@@ -6485,7 +6950,7 @@ public Builder addAllAllowedMachineTypes(java.lang.Iterable<java.lang.String> va
        *
        * @deprecated
        *     google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicy.allowed_machine_types is
-       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=331
+       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=352
        * @return This builder for chaining.
        */
       @java.lang.Deprecated
@@ -6500,7 +6965,7 @@ public Builder clearAllowedMachineTypes() {
        *
        * @deprecated
        *     google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicy.allowed_machine_types is
-       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=331
+       *     deprecated. See google/cloud/batch/v1alpha/job.proto;l=352
        * @param value The bytes of the allowedMachineTypes to add.
        * @return This builder for chaining.
        */
@@ -7778,6 +8243,13 @@ public interface InstancePolicyOrTemplateOrBuilder
      */
     com.google.protobuf.ByteString getInstanceTemplateBytes();
 
+    /**
+     * <code>bool install_gpu_drivers = 3;</code>
+     *
+     * @return The installGpuDrivers.
+     */
+    boolean getInstallGpuDrivers();
+
     public com.google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicyOrTemplate
             .PolicyTemplateCase
         getPolicyTemplateCase();
@@ -7862,6 +8334,11 @@ private InstancePolicyOrTemplate(
                 policyTemplate_ = s;
                 break;
               }
+            case 24:
+              {
+                installGpuDrivers_ = input.readBool();
+                break;
+              }
             default:
               {
                 if (!parseUnknownField(input, unknownFields, extensionRegistry, tag)) {
@@ -8074,6 +8551,18 @@ public com.google.protobuf.ByteString getInstanceTemplateBytes() {
       }
     }
 
+    public static final int INSTALL_GPU_DRIVERS_FIELD_NUMBER = 3;
+    private boolean installGpuDrivers_;
+    /**
+     * <code>bool install_gpu_drivers = 3;</code>
+     *
+     * @return The installGpuDrivers.
+     */
+    @java.lang.Override
+    public boolean getInstallGpuDrivers() {
+      return installGpuDrivers_;
+    }
+
     private byte memoizedIsInitialized = -1;
 
     @java.lang.Override
@@ -8095,6 +8584,9 @@ public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io
       if (policyTemplateCase_ == 2) {
         com.google.protobuf.GeneratedMessageV3.writeString(output, 2, policyTemplate_);
       }
+      if (installGpuDrivers_ != false) {
+        output.writeBool(3, installGpuDrivers_);
+      }
       unknownFields.writeTo(output);
     }
 
@@ -8113,6 +8605,9 @@ public int getSerializedSize() {
       if (policyTemplateCase_ == 2) {
         size += com.google.protobuf.GeneratedMessageV3.computeStringSize(2, policyTemplate_);
       }
+      if (installGpuDrivers_ != false) {
+        size += com.google.protobuf.CodedOutputStream.computeBoolSize(3, installGpuDrivers_);
+      }
       size += unknownFields.getSerializedSize();
       memoizedSize = size;
       return size;
@@ -8130,6 +8625,7 @@ public boolean equals(final java.lang.Object obj) {
       com.google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicyOrTemplate other =
           (com.google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicyOrTemplate) obj;
 
+      if (getInstallGpuDrivers() != other.getInstallGpuDrivers()) return false;
       if (!getPolicyTemplateCase().equals(other.getPolicyTemplateCase())) return false;
       switch (policyTemplateCase_) {
         case 1:
@@ -8152,6 +8648,8 @@ public int hashCode() {
       }
       int hash = 41;
       hash = (19 * hash) + getDescriptor().hashCode();
+      hash = (37 * hash) + INSTALL_GPU_DRIVERS_FIELD_NUMBER;
+      hash = (53 * hash) + com.google.protobuf.Internal.hashBoolean(getInstallGpuDrivers());
       switch (policyTemplateCase_) {
         case 1:
           hash = (37 * hash) + POLICY_FIELD_NUMBER;
@@ -8320,6 +8818,8 @@ private void maybeForceBuilderInitialization() {
       @java.lang.Override
       public Builder clear() {
         super.clear();
+        installGpuDrivers_ = false;
+
         policyTemplateCase_ = 0;
         policyTemplate_ = null;
         return this;
@@ -8363,6 +8863,7 @@ public com.google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicyOrTemplate
         if (policyTemplateCase_ == 2) {
           result.policyTemplate_ = policyTemplate_;
         }
+        result.installGpuDrivers_ = installGpuDrivers_;
         result.policyTemplateCase_ = policyTemplateCase_;
         onBuilt();
         return result;
@@ -8420,6 +8921,9 @@ public Builder mergeFrom(
         if (other
             == com.google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicyOrTemplate
                 .getDefaultInstance()) return this;
+        if (other.getInstallGpuDrivers() != false) {
+          setInstallGpuDrivers(other.getInstallGpuDrivers());
+        }
         switch (other.getPolicyTemplateCase()) {
           case POLICY:
             {
@@ -8851,6 +9355,40 @@ public Builder setInstanceTemplateBytes(com.google.protobuf.ByteString value) {
         return this;
       }
 
+      private boolean installGpuDrivers_;
+      /**
+       * <code>bool install_gpu_drivers = 3;</code>
+       *
+       * @return The installGpuDrivers.
+       */
+      @java.lang.Override
+      public boolean getInstallGpuDrivers() {
+        return installGpuDrivers_;
+      }
+      /**
+       * <code>bool install_gpu_drivers = 3;</code>
+       *
+       * @param value The installGpuDrivers to set.
+       * @return This builder for chaining.
+       */
+      public Builder setInstallGpuDrivers(boolean value) {
+
+        installGpuDrivers_ = value;
+        onChanged();
+        return this;
+      }
+      /**
+       * <code>bool install_gpu_drivers = 3;</code>
+       *
+       * @return This builder for chaining.
+       */
+      public Builder clearInstallGpuDrivers() {
+
+        installGpuDrivers_ = false;
+        onChanged();
+        return this;
+      }
+
       @java.lang.Override
       public final Builder setUnknownFields(
           final com.google.protobuf.UnknownFieldSet unknownFields) {
@@ -11074,7 +11612,7 @@ public com.google.cloud.batch.v1alpha.AllocationPolicy.LocationPolicy getLocatio
    * </code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=415
+   *     google/cloud/batch/v1alpha/job.proto;l=438
    * @return Whether the instance field is set.
    */
   @java.lang.Override
@@ -11094,7 +11632,7 @@ public boolean hasInstance() {
    * </code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=415
+   *     google/cloud/batch/v1alpha/job.proto;l=438
    * @return The instance.
    */
   @java.lang.Override
@@ -11225,7 +11763,7 @@ public com.google.cloud.batch.v1alpha.AllocationPolicy.InstancePolicyOrTemplate
    * <code>repeated string instance_templates = 3 [deprecated = true];</code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance_templates is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=423
+   *     google/cloud/batch/v1alpha/job.proto;l=446
    * @return A list containing the instanceTemplates.
    */
   @java.lang.Deprecated
@@ -11243,7 +11781,7 @@ public com.google.protobuf.ProtocolStringList getInstanceTemplatesList() {
    * <code>repeated string instance_templates = 3 [deprecated = true];</code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance_templates is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=423
+   *     google/cloud/batch/v1alpha/job.proto;l=446
    * @return The count of instanceTemplates.
    */
   @java.lang.Deprecated
@@ -11261,7 +11799,7 @@ public int getInstanceTemplatesCount() {
    * <code>repeated string instance_templates = 3 [deprecated = true];</code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance_templates is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=423
+   *     google/cloud/batch/v1alpha/job.proto;l=446
    * @param index The index of the element to return.
    * @return The instanceTemplates at the given index.
    */
@@ -11280,7 +11818,7 @@ public java.lang.String getInstanceTemplates(int index) {
    * <code>repeated string instance_templates = 3 [deprecated = true];</code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance_templates is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=423
+   *     google/cloud/batch/v1alpha/job.proto;l=446
    * @param index The index of the value to return.
    * @return The bytes of the instanceTemplates at the given index.
    */
@@ -11322,7 +11860,7 @@ public com.google.cloud.batch.v1alpha.AllocationPolicy.ProvisioningModel convert
    * </code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=430
+   *     google/cloud/batch/v1alpha/job.proto;l=453
    * @return A list containing the provisioningModels.
    */
   @java.lang.Override
@@ -11348,7 +11886,7 @@ public com.google.cloud.batch.v1alpha.AllocationPolicy.ProvisioningModel convert
    * </code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=430
+   *     google/cloud/batch/v1alpha/job.proto;l=453
    * @return The count of provisioningModels.
    */
   @java.lang.Override
@@ -11371,7 +11909,7 @@ public int getProvisioningModelsCount() {
    * </code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=430
+   *     google/cloud/batch/v1alpha/job.proto;l=453
    * @param index The index of the element to return.
    * @return The provisioningModels at the given index.
    */
@@ -11396,7 +11934,7 @@ public com.google.cloud.batch.v1alpha.AllocationPolicy.ProvisioningModel getProv
    * </code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=430
+   *     google/cloud/batch/v1alpha/job.proto;l=453
    * @return A list containing the enum numeric values on the wire for provisioningModels.
    */
   @java.lang.Override
@@ -11419,7 +11957,7 @@ public java.util.List<java.lang.Integer> getProvisioningModelsValueList() {
    * </code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=430
+   *     google/cloud/batch/v1alpha/job.proto;l=453
    * @param index The index of the value to return.
    * @return The enum numeric value on the wire of provisioningModels at the given index.
    */
@@ -12515,7 +13053,7 @@ public Builder clearLocation() {
      * </code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance is deprecated. See
-     *     google/cloud/batch/v1alpha/job.proto;l=415
+     *     google/cloud/batch/v1alpha/job.proto;l=438
      * @return Whether the instance field is set.
      */
     @java.lang.Deprecated
@@ -12534,7 +13072,7 @@ public boolean hasInstance() {
      * </code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance is deprecated. See
-     *     google/cloud/batch/v1alpha/job.proto;l=415
+     *     google/cloud/batch/v1alpha/job.proto;l=438
      * @return The instance.
      */
     @java.lang.Deprecated
@@ -13168,7 +13706,7 @@ private void ensureInstanceTemplatesIsMutable() {
      * <code>repeated string instance_templates = 3 [deprecated = true];</code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance_templates is deprecated. See
-     *     google/cloud/batch/v1alpha/job.proto;l=423
+     *     google/cloud/batch/v1alpha/job.proto;l=446
      * @return A list containing the instanceTemplates.
      */
     @java.lang.Deprecated
@@ -13186,7 +13724,7 @@ public com.google.protobuf.ProtocolStringList getInstanceTemplatesList() {
      * <code>repeated string instance_templates = 3 [deprecated = true];</code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance_templates is deprecated. See
-     *     google/cloud/batch/v1alpha/job.proto;l=423
+     *     google/cloud/batch/v1alpha/job.proto;l=446
      * @return The count of instanceTemplates.
      */
     @java.lang.Deprecated
@@ -13204,7 +13742,7 @@ public int getInstanceTemplatesCount() {
      * <code>repeated string instance_templates = 3 [deprecated = true];</code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance_templates is deprecated. See
-     *     google/cloud/batch/v1alpha/job.proto;l=423
+     *     google/cloud/batch/v1alpha/job.proto;l=446
      * @param index The index of the element to return.
      * @return The instanceTemplates at the given index.
      */
@@ -13223,7 +13761,7 @@ public java.lang.String getInstanceTemplates(int index) {
      * <code>repeated string instance_templates = 3 [deprecated = true];</code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance_templates is deprecated. See
-     *     google/cloud/batch/v1alpha/job.proto;l=423
+     *     google/cloud/batch/v1alpha/job.proto;l=446
      * @param index The index of the value to return.
      * @return The bytes of the instanceTemplates at the given index.
      */
@@ -13242,7 +13780,7 @@ public com.google.protobuf.ByteString getInstanceTemplatesBytes(int index) {
      * <code>repeated string instance_templates = 3 [deprecated = true];</code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance_templates is deprecated. See
-     *     google/cloud/batch/v1alpha/job.proto;l=423
+     *     google/cloud/batch/v1alpha/job.proto;l=446
      * @param index The index to set the value at.
      * @param value The instanceTemplates to set.
      * @return This builder for chaining.
@@ -13268,7 +13806,7 @@ public Builder setInstanceTemplates(int index, java.lang.String value) {
      * <code>repeated string instance_templates = 3 [deprecated = true];</code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance_templates is deprecated. See
-     *     google/cloud/batch/v1alpha/job.proto;l=423
+     *     google/cloud/batch/v1alpha/job.proto;l=446
      * @param value The instanceTemplates to add.
      * @return This builder for chaining.
      */
@@ -13293,7 +13831,7 @@ public Builder addInstanceTemplates(java.lang.String value) {
      * <code>repeated string instance_templates = 3 [deprecated = true];</code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance_templates is deprecated. See
-     *     google/cloud/batch/v1alpha/job.proto;l=423
+     *     google/cloud/batch/v1alpha/job.proto;l=446
      * @param values The instanceTemplates to add.
      * @return This builder for chaining.
      */
@@ -13315,7 +13853,7 @@ public Builder addAllInstanceTemplates(java.lang.Iterable<java.lang.String> valu
      * <code>repeated string instance_templates = 3 [deprecated = true];</code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance_templates is deprecated. See
-     *     google/cloud/batch/v1alpha/job.proto;l=423
+     *     google/cloud/batch/v1alpha/job.proto;l=446
      * @return This builder for chaining.
      */
     @java.lang.Deprecated
@@ -13336,7 +13874,7 @@ public Builder clearInstanceTemplates() {
      * <code>repeated string instance_templates = 3 [deprecated = true];</code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance_templates is deprecated. See
-     *     google/cloud/batch/v1alpha/job.proto;l=423
+     *     google/cloud/batch/v1alpha/job.proto;l=446
      * @param value The bytes of the instanceTemplates to add.
      * @return This builder for chaining.
      */
@@ -13376,7 +13914,7 @@ private void ensureProvisioningModelsIsMutable() {
      * </code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated.
-     *     See google/cloud/batch/v1alpha/job.proto;l=430
+     *     See google/cloud/batch/v1alpha/job.proto;l=453
      * @return A list containing the provisioningModels.
      */
     @java.lang.Deprecated
@@ -13401,7 +13939,7 @@ private void ensureProvisioningModelsIsMutable() {
      * </code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated.
-     *     See google/cloud/batch/v1alpha/job.proto;l=430
+     *     See google/cloud/batch/v1alpha/job.proto;l=453
      * @return The count of provisioningModels.
      */
     @java.lang.Deprecated
@@ -13423,7 +13961,7 @@ public int getProvisioningModelsCount() {
      * </code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated.
-     *     See google/cloud/batch/v1alpha/job.proto;l=430
+     *     See google/cloud/batch/v1alpha/job.proto;l=453
      * @param index The index of the element to return.
      * @return The provisioningModels at the given index.
      */
@@ -13447,7 +13985,7 @@ public com.google.cloud.batch.v1alpha.AllocationPolicy.ProvisioningModel getProv
      * </code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated.
-     *     See google/cloud/batch/v1alpha/job.proto;l=430
+     *     See google/cloud/batch/v1alpha/job.proto;l=453
      * @param index The index to set the value at.
      * @param value The provisioningModels to set.
      * @return This builder for chaining.
@@ -13478,7 +14016,7 @@ public Builder setProvisioningModels(
      * </code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated.
-     *     See google/cloud/batch/v1alpha/job.proto;l=430
+     *     See google/cloud/batch/v1alpha/job.proto;l=453
      * @param value The provisioningModels to add.
      * @return This builder for chaining.
      */
@@ -13508,7 +14046,7 @@ public Builder addProvisioningModels(
      * </code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated.
-     *     See google/cloud/batch/v1alpha/job.proto;l=430
+     *     See google/cloud/batch/v1alpha/job.proto;l=453
      * @param values The provisioningModels to add.
      * @return This builder for chaining.
      */
@@ -13539,7 +14077,7 @@ public Builder addAllProvisioningModels(
      * </code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated.
-     *     See google/cloud/batch/v1alpha/job.proto;l=430
+     *     See google/cloud/batch/v1alpha/job.proto;l=453
      * @return This builder for chaining.
      */
     @java.lang.Deprecated
@@ -13564,7 +14102,7 @@ public Builder clearProvisioningModels() {
      * </code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated.
-     *     See google/cloud/batch/v1alpha/job.proto;l=430
+     *     See google/cloud/batch/v1alpha/job.proto;l=453
      * @return A list containing the enum numeric values on the wire for provisioningModels.
      */
     @java.lang.Deprecated
@@ -13586,7 +14124,7 @@ public java.util.List<java.lang.Integer> getProvisioningModelsValueList() {
      * </code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated.
-     *     See google/cloud/batch/v1alpha/job.proto;l=430
+     *     See google/cloud/batch/v1alpha/job.proto;l=453
      * @param index The index of the value to return.
      * @return The enum numeric value on the wire of provisioningModels at the given index.
      */
@@ -13609,7 +14147,7 @@ public int getProvisioningModelsValue(int index) {
      * </code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated.
-     *     See google/cloud/batch/v1alpha/job.proto;l=430
+     *     See google/cloud/batch/v1alpha/job.proto;l=453
      * @param index The index to set the value at.
      * @param value The enum numeric value on the wire for provisioningModels to set.
      * @return This builder for chaining.
@@ -13636,7 +14174,7 @@ public Builder setProvisioningModelsValue(int index, int value) {
      * </code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated.
-     *     See google/cloud/batch/v1alpha/job.proto;l=430
+     *     See google/cloud/batch/v1alpha/job.proto;l=453
      * @param value The enum numeric value on the wire for provisioningModels to add.
      * @return This builder for chaining.
      */
@@ -13662,7 +14200,7 @@ public Builder addProvisioningModelsValue(int value) {
      * </code>
      *
      * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated.
-     *     See google/cloud/batch/v1alpha/job.proto;l=430
+     *     See google/cloud/batch/v1alpha/job.proto;l=453
      * @param values The enum numeric values on the wire for provisioningModels to add.
      * @return This builder for chaining.
      */
diff --git a/java-batch/proto-google-cloud-batch-v1alpha/src/main/java/com/google/cloud/batch/v1alpha/AllocationPolicyOrBuilder.java b/java-batch/proto-google-cloud-batch-v1alpha/src/main/java/com/google/cloud/batch/v1alpha/AllocationPolicyOrBuilder.java
index 22071debc2c4..4efcc73a2044 100644
--- a/java-batch/proto-google-cloud-batch-v1alpha/src/main/java/com/google/cloud/batch/v1alpha/AllocationPolicyOrBuilder.java
+++ b/java-batch/proto-google-cloud-batch-v1alpha/src/main/java/com/google/cloud/batch/v1alpha/AllocationPolicyOrBuilder.java
@@ -70,7 +70,7 @@ public interface AllocationPolicyOrBuilder
    * </code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=415
+   *     google/cloud/batch/v1alpha/job.proto;l=438
    * @return Whether the instance field is set.
    */
   @java.lang.Deprecated
@@ -87,7 +87,7 @@ public interface AllocationPolicyOrBuilder
    * </code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=415
+   *     google/cloud/batch/v1alpha/job.proto;l=438
    * @return The instance.
    */
   @java.lang.Deprecated
@@ -188,7 +188,7 @@ public interface AllocationPolicyOrBuilder
    * <code>repeated string instance_templates = 3 [deprecated = true];</code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance_templates is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=423
+   *     google/cloud/batch/v1alpha/job.proto;l=446
    * @return A list containing the instanceTemplates.
    */
   @java.lang.Deprecated
@@ -204,7 +204,7 @@ public interface AllocationPolicyOrBuilder
    * <code>repeated string instance_templates = 3 [deprecated = true];</code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance_templates is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=423
+   *     google/cloud/batch/v1alpha/job.proto;l=446
    * @return The count of instanceTemplates.
    */
   @java.lang.Deprecated
@@ -220,7 +220,7 @@ public interface AllocationPolicyOrBuilder
    * <code>repeated string instance_templates = 3 [deprecated = true];</code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance_templates is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=423
+   *     google/cloud/batch/v1alpha/job.proto;l=446
    * @param index The index of the element to return.
    * @return The instanceTemplates at the given index.
    */
@@ -237,7 +237,7 @@ public interface AllocationPolicyOrBuilder
    * <code>repeated string instance_templates = 3 [deprecated = true];</code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.instance_templates is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=423
+   *     google/cloud/batch/v1alpha/job.proto;l=446
    * @param index The index of the value to return.
    * @return The bytes of the instanceTemplates at the given index.
    */
@@ -259,7 +259,7 @@ public interface AllocationPolicyOrBuilder
    * </code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=430
+   *     google/cloud/batch/v1alpha/job.proto;l=453
    * @return A list containing the provisioningModels.
    */
   @java.lang.Deprecated
@@ -280,7 +280,7 @@ public interface AllocationPolicyOrBuilder
    * </code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=430
+   *     google/cloud/batch/v1alpha/job.proto;l=453
    * @return The count of provisioningModels.
    */
   @java.lang.Deprecated
@@ -300,7 +300,7 @@ public interface AllocationPolicyOrBuilder
    * </code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=430
+   *     google/cloud/batch/v1alpha/job.proto;l=453
    * @param index The index of the element to return.
    * @return The provisioningModels at the given index.
    */
@@ -322,7 +322,7 @@ com.google.cloud.batch.v1alpha.AllocationPolicy.ProvisioningModel getProvisionin
    * </code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=430
+   *     google/cloud/batch/v1alpha/job.proto;l=453
    * @return A list containing the enum numeric values on the wire for provisioningModels.
    */
   @java.lang.Deprecated
@@ -342,7 +342,7 @@ com.google.cloud.batch.v1alpha.AllocationPolicy.ProvisioningModel getProvisionin
    * </code>
    *
    * @deprecated google.cloud.batch.v1alpha.AllocationPolicy.provisioning_models is deprecated. See
-   *     google/cloud/batch/v1alpha/job.proto;l=430
+   *     google/cloud/batch/v1alpha/job.proto;l=453
    * @param index The index of the value to return.
    * @return The enum numeric value on the wire of provisioningModels at the given index.
    */
diff --git a/java-batch/proto-google-cloud-batch-v1alpha/src/main/java/com/google/cloud/batch/v1alpha/JobProto.java b/java-batch/proto-google-cloud-batch-v1alpha/src/main/java/com/google/cloud/batch/v1alpha/JobProto.java
index b95e4d560192..42ac264dd12e 100644
--- a/java-batch/proto-google-cloud-batch-v1alpha/src/main/java/com/google/cloud/batch/v1alpha/JobProto.java
+++ b/java-batch/proto-google-cloud-batch-v1alpha/src/main/java/com/google/cloud/batch/v1alpha/JobProto.java
@@ -208,7 +208,7 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "tus.State\022D\n\016new_task_state\030\003 \001(\0162,.goog"
           + "le.cloud.batch.v1alpha.TaskStatus.State\""
           + "K\n\004Type\022\024\n\020TYPE_UNSPECIFIED\020\000\022\025\n\021JOB_STA"
-          + "TE_CHANGED\020\001\022\026\n\022TASK_STATE_CHANGED\020\002\"\270\016\n"
+          + "TE_CHANGED\020\001\022\026\n\022TASK_STATE_CHANGED\020\002\"\216\017\n"
           + "\020AllocationPolicy\022M\n\010location\030\001 \001(\0132;.go"
           + "ogle.cloud.batch.v1alpha.AllocationPolic"
           + "y.LocationPolicy\022Q\n\010instance\030\002 \001(\0132;.goo"
@@ -227,60 +227,62 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "loud.batch.v1alpha.AllocationPolicy.Netw"
           + "orkPolicy\032E\n\016LocationPolicy\022\031\n\021allowed_l"
           + "ocations\030\001 \003(\t\022\030\n\020denied_locations\030\002 \003(\t"
-          + "\032Y\n\004Disk\022\017\n\005image\030\004 \001(\tH\000\022\022\n\010snapshot\030\005 "
-          + "\001(\tH\000\022\014\n\004type\030\001 \001(\t\022\017\n\007size_gb\030\002 \001(\003B\r\n\013"
-          + "data_source\032\217\001\n\014AttachedDisk\022E\n\010new_disk"
-          + "\030\001 \001(\01321.google.cloud.batch.v1alpha.Allo"
-          + "cationPolicy.DiskH\000\022\027\n\rexisting_disk\030\002 \001"
-          + "(\tH\000\022\023\n\013device_name\030\003 \001(\tB\n\n\010attached\032*\n"
-          + "\013Accelerator\022\014\n\004type\030\001 \001(\t\022\r\n\005count\030\002 \001("
-          + "\003\032\331\002\n\016InstancePolicy\022!\n\025allowed_machine_"
-          + "types\030\001 \003(\tB\002\030\001\022\024\n\014machine_type\030\002 \001(\t\022\030\n"
-          + "\020min_cpu_platform\030\003 \001(\t\022Z\n\022provisioning_"
-          + "model\030\004 \001(\0162>.google.cloud.batch.v1alpha"
-          + ".AllocationPolicy.ProvisioningModel\022N\n\014a"
-          + "ccelerators\030\005 \003(\01328.google.cloud.batch.v"
-          + "1alpha.AllocationPolicy.Accelerator\022H\n\005d"
-          + "isks\030\006 \003(\01329.google.cloud.batch.v1alpha."
-          + "AllocationPolicy.AttachedDisk\032\231\001\n\030Instan"
-          + "cePolicyOrTemplate\022M\n\006policy\030\001 \001(\0132;.goo"
+          + "\032q\n\004Disk\022\017\n\005image\030\004 \001(\tH\000\022\022\n\010snapshot\030\005 "
+          + "\001(\tH\000\022\014\n\004type\030\001 \001(\t\022\017\n\007size_gb\030\002 \001(\003\022\026\n\016"
+          + "disk_interface\030\006 \001(\tB\r\n\013data_source\032\217\001\n\014"
+          + "AttachedDisk\022E\n\010new_disk\030\001 \001(\01321.google."
+          + "cloud.batch.v1alpha.AllocationPolicy.Dis"
+          + "kH\000\022\027\n\rexisting_disk\030\002 \001(\tH\000\022\023\n\013device_n"
+          + "ame\030\003 \001(\tB\n\n\010attached\032K\n\013Accelerator\022\014\n\004"
+          + "type\030\001 \001(\t\022\r\n\005count\030\002 \001(\003\022\037\n\023install_gpu"
+          + "_drivers\030\003 \001(\010B\002\030\001\032\331\002\n\016InstancePolicy\022!\n"
+          + "\025allowed_machine_types\030\001 \003(\tB\002\030\001\022\024\n\014mach"
+          + "ine_type\030\002 \001(\t\022\030\n\020min_cpu_platform\030\003 \001(\t"
+          + "\022Z\n\022provisioning_model\030\004 \001(\0162>.google.cl"
+          + "oud.batch.v1alpha.AllocationPolicy.Provi"
+          + "sioningModel\022N\n\014accelerators\030\005 \003(\01328.goo"
           + "gle.cloud.batch.v1alpha.AllocationPolicy"
-          + ".InstancePolicyH\000\022\033\n\021instance_template\030\002"
-          + " \001(\tH\000B\021\n\017policy_template\032W\n\020NetworkInte"
-          + "rface\022\017\n\007network\030\001 \001(\t\022\022\n\nsubnetwork\030\002 \001"
-          + "(\t\022\036\n\026no_external_ip_address\030\003 \001(\010\032j\n\rNe"
-          + "tworkPolicy\022Y\n\022network_interfaces\030\001 \003(\0132"
-          + "=.google.cloud.batch.v1alpha.AllocationP"
-          + "olicy.NetworkInterface\032-\n\013LabelsEntry\022\013\n"
-          + "\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"`\n\021Provisi"
-          + "oningModel\022\"\n\036PROVISIONING_MODEL_UNSPECI"
-          + "FIED\020\000\022\014\n\010STANDARD\020\001\022\010\n\004SPOT\020\002\022\017\n\013PREEMP"
-          + "TIBLE\020\003\"\351\005\n\tTaskGroup\022\021\n\004name\030\001 \001(\tB\003\340A\003"
-          + "\022<\n\ttask_spec\030\003 \001(\0132$.google.cloud.batch"
-          + ".v1alpha.TaskSpecB\003\340A\002\022\022\n\ntask_count\030\004 \001"
-          + "(\003\022\023\n\013parallelism\030\005 \001(\003\022Q\n\021scheduling_po"
-          + "licy\030\006 \001(\01626.google.cloud.batch.v1alpha."
-          + "TaskGroup.SchedulingPolicy\022G\n\021allocation"
-          + "_policy\030\007 \001(\0132,.google.cloud.batch.v1alp"
-          + "ha.AllocationPolicy\022A\n\006labels\030\010 \003(\01321.go"
-          + "ogle.cloud.batch.v1alpha.TaskGroup.Label"
-          + "sEntry\022B\n\021task_environments\030\t \003(\0132\'.goog"
-          + "le.cloud.batch.v1alpha.Environment\022\033\n\023ta"
-          + "sk_count_per_node\030\n \001(\003\022\032\n\022require_hosts"
-          + "_file\030\013 \001(\010\022\026\n\016permissive_ssh\030\014 \001(\010\032-\n\013L"
-          + "abelsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\002"
-          + "8\001\"N\n\020SchedulingPolicy\022!\n\035SCHEDULING_POL"
-          + "ICY_UNSPECIFIED\020\000\022\027\n\023AS_SOON_AS_POSSIBLE"
-          + "\020\001:o\352Al\n\036batch.googleapis.com/TaskGroup\022"
-          + "Jprojects/{project}/locations/{location}"
-          + "/jobs/{job}/taskGroups/{task_group}\"/\n\016S"
-          + "erviceAccount\022\r\n\005email\030\001 \001(\t\022\016\n\006scopes\030\002"
-          + " \003(\tB\315\001\n\036com.google.cloud.batch.v1alphaB"
-          + "\010JobProtoP\001Z?google.golang.org/genproto/"
-          + "googleapis/cloud/batch/v1alpha;batch\242\002\003G"
-          + "CB\252\002\032Google.Cloud.Batch.V1Alpha\312\002\032Google"
-          + "\\Cloud\\Batch\\V1alpha\352\002\035Google::Cloud::Ba"
-          + "tch::V1alphab\006proto3"
+          + ".Accelerator\022H\n\005disks\030\006 \003(\01329.google.clo"
+          + "ud.batch.v1alpha.AllocationPolicy.Attach"
+          + "edDisk\032\266\001\n\030InstancePolicyOrTemplate\022M\n\006p"
+          + "olicy\030\001 \001(\0132;.google.cloud.batch.v1alpha"
+          + ".AllocationPolicy.InstancePolicyH\000\022\033\n\021in"
+          + "stance_template\030\002 \001(\tH\000\022\033\n\023install_gpu_d"
+          + "rivers\030\003 \001(\010B\021\n\017policy_template\032W\n\020Netwo"
+          + "rkInterface\022\017\n\007network\030\001 \001(\t\022\022\n\nsubnetwo"
+          + "rk\030\002 \001(\t\022\036\n\026no_external_ip_address\030\003 \001(\010"
+          + "\032j\n\rNetworkPolicy\022Y\n\022network_interfaces\030"
+          + "\001 \003(\0132=.google.cloud.batch.v1alpha.Alloc"
+          + "ationPolicy.NetworkInterface\032-\n\013LabelsEn"
+          + "try\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"`\n\021P"
+          + "rovisioningModel\022\"\n\036PROVISIONING_MODEL_U"
+          + "NSPECIFIED\020\000\022\014\n\010STANDARD\020\001\022\010\n\004SPOT\020\002\022\017\n\013"
+          + "PREEMPTIBLE\020\003\"\351\005\n\tTaskGroup\022\021\n\004name\030\001 \001("
+          + "\tB\003\340A\003\022<\n\ttask_spec\030\003 \001(\0132$.google.cloud"
+          + ".batch.v1alpha.TaskSpecB\003\340A\002\022\022\n\ntask_cou"
+          + "nt\030\004 \001(\003\022\023\n\013parallelism\030\005 \001(\003\022Q\n\021schedul"
+          + "ing_policy\030\006 \001(\01626.google.cloud.batch.v1"
+          + "alpha.TaskGroup.SchedulingPolicy\022G\n\021allo"
+          + "cation_policy\030\007 \001(\0132,.google.cloud.batch"
+          + ".v1alpha.AllocationPolicy\022A\n\006labels\030\010 \003("
+          + "\01321.google.cloud.batch.v1alpha.TaskGroup"
+          + ".LabelsEntry\022B\n\021task_environments\030\t \003(\0132"
+          + "\'.google.cloud.batch.v1alpha.Environment"
+          + "\022\033\n\023task_count_per_node\030\n \001(\003\022\032\n\022require"
+          + "_hosts_file\030\013 \001(\010\022\026\n\016permissive_ssh\030\014 \001("
+          + "\010\032-\n\013LabelsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002"
+          + " \001(\t:\0028\001\"N\n\020SchedulingPolicy\022!\n\035SCHEDULI"
+          + "NG_POLICY_UNSPECIFIED\020\000\022\027\n\023AS_SOON_AS_PO"
+          + "SSIBLE\020\001:o\352Al\n\036batch.googleapis.com/Task"
+          + "Group\022Jprojects/{project}/locations/{loc"
+          + "ation}/jobs/{job}/taskGroups/{task_group"
+          + "}\"/\n\016ServiceAccount\022\r\n\005email\030\001 \001(\t\022\016\n\006sc"
+          + "opes\030\002 \003(\tB\315\001\n\036com.google.cloud.batch.v1"
+          + "alphaB\010JobProtoP\001Z?google.golang.org/gen"
+          + "proto/googleapis/cloud/batch/v1alpha;bat"
+          + "ch\242\002\003GCB\252\002\032Google.Cloud.Batch.V1Alpha\312\002\032"
+          + "Google\\Cloud\\Batch\\V1alpha\352\002\035Google::Clo"
+          + "ud::Batch::V1alphab\006proto3"
     };
     descriptor =
         com.google.protobuf.Descriptors.FileDescriptor.internalBuildGeneratedFileFrom(
@@ -439,7 +441,7 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
         new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
             internal_static_google_cloud_batch_v1alpha_AllocationPolicy_Disk_descriptor,
             new java.lang.String[] {
-              "Image", "Snapshot", "Type", "SizeGb", "DataSource",
+              "Image", "Snapshot", "Type", "SizeGb", "DiskInterface", "DataSource",
             });
     internal_static_google_cloud_batch_v1alpha_AllocationPolicy_AttachedDisk_descriptor =
         internal_static_google_cloud_batch_v1alpha_AllocationPolicy_descriptor
@@ -459,7 +461,7 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
         new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
             internal_static_google_cloud_batch_v1alpha_AllocationPolicy_Accelerator_descriptor,
             new java.lang.String[] {
-              "Type", "Count",
+              "Type", "Count", "InstallGpuDrivers",
             });
     internal_static_google_cloud_batch_v1alpha_AllocationPolicy_InstancePolicy_descriptor =
         internal_static_google_cloud_batch_v1alpha_AllocationPolicy_descriptor
@@ -484,7 +486,7 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
         new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
             internal_static_google_cloud_batch_v1alpha_AllocationPolicy_InstancePolicyOrTemplate_descriptor,
             new java.lang.String[] {
-              "Policy", "InstanceTemplate", "PolicyTemplate",
+              "Policy", "InstanceTemplate", "InstallGpuDrivers", "PolicyTemplate",
             });
     internal_static_google_cloud_batch_v1alpha_AllocationPolicy_NetworkInterface_descriptor =
         internal_static_google_cloud_batch_v1alpha_AllocationPolicy_descriptor
diff --git a/java-batch/proto-google-cloud-batch-v1alpha/src/main/proto/google/cloud/batch/v1alpha/job.proto b/java-batch/proto-google-cloud-batch-v1alpha/src/main/proto/google/cloud/batch/v1alpha/job.proto
index 1264ce265cd6..1b5a1b2af69e 100644
--- a/java-batch/proto-google-cloud-batch-v1alpha/src/main/proto/google/cloud/batch/v1alpha/job.proto
+++ b/java-batch/proto-google-cloud-batch-v1alpha/src/main/proto/google/cloud/batch/v1alpha/job.proto
@@ -268,12 +268,18 @@ message JobNotification {
 // resources should be allocated for the Job.
 message AllocationPolicy {
   message LocationPolicy {
-    // A list of allowed location names represented by internal URLs,
-    // First location in the list must be a region.
-    // for example,
-    // ["regions/us-central1"] allow VMs in region us-central1,
-    // ["regions/us-central1", "zones/us-central1-a"] only allow VMs in zone
-    // us-central1-a.
+    // A list of allowed location names represented by internal URLs.
+    // Each location can be a region or a zone.
+    // Only one region or multiple zones in one region is supported now.
+    // For example,
+    // ["regions/us-central1"] allow VMs in any zones in region us-central1.
+    // ["zones/us-central1-a", "zones/us-central1-c"] only allow VMs
+    // in zones us-central1-a and us-central1-c.
+    // All locations end up in different regions would cause errors.
+    // For example,
+    // ["regions/us-central1", "zones/us-central1-a", "zones/us-central1-b",
+    // "zones/us-west1-a"] contains 2 regions "us-central1" and
+    // "us-west1". An error is expected in this case.
     repeated string allowed_locations = 1;
 
     // A list of denied location names.
@@ -282,7 +288,10 @@ message AllocationPolicy {
     repeated string denied_locations = 2;
   }
 
-  // A new persistent disk.
+  // A new persistent disk or a local ssd.
+  // A VM can only have one local SSD setting but multiple local SSD partitions.
+  // https://cloud.google.com/compute/docs/disks#pdspecs.
+  // https://cloud.google.com/compute/docs/disks#localssds.
   message Disk {
     // A data source from which a PD will be created.
     oneof data_source {
@@ -294,15 +303,23 @@ message AllocationPolicy {
     }
 
     // Disk type as shown in `gcloud compute disk-types list`
-    // For example, "pd-ssd", "pd-standard", "pd-balanced".
+    // For example, "pd-ssd", "pd-standard", "pd-balanced", "local-ssd".
     string type = 1;
 
     // Disk size in GB.
     // This field is ignored if `data_source` is `disk` or `image`.
+    // If `type` is `local-ssd`, size_gb should be a multiple of 375GB,
+    // otherwise, the final size will be the next greater multiple of 375 GB.
     int64 size_gb = 2;
+
+    // Local SSDs are available through both "SCSI" and "NVMe" interfaces.
+    // If not indicated, "NVMe" will be the default one for local ssds.
+    // We only support "SCSI" for persistent disks now.
+    string disk_interface = 6;
   }
 
-  // A new or an existing persistent disk attached to a VM instance.
+  // A new or an existing persistent disk or a local ssd attached to a VM
+  // instance.
   message AttachedDisk {
     oneof attached {
       Disk new_disk = 1;
@@ -324,6 +341,10 @@ message AllocationPolicy {
 
     // The number of accelerators of this type.
     int64 count = 2;
+
+    // When true, Batch will install the GPU drivers.
+    // This field will be ignored if specified.
+    bool install_gpu_drivers = 3 [deprecated = true];
   }
 
   // InstancePolicy describes an instance type and resources attached to each VM
@@ -363,6 +384,8 @@ message AllocationPolicy {
       // c++ keyword conflict.
       string instance_template = 2;
     }
+
+    bool install_gpu_drivers = 3;
   }
 
   // A network interface.