chore(bazel): update protobuf to v3.21.3 (#778)

- [ ] Regenerate this pull request now.

chore(bazel): update gax-java to 2.18.4

PiperOrigin-RevId: 463115700

Source-Link: googleapis/googleapis@52130a9

Source-Link: googleapis/googleapis-gen@6a4d9d9
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiNmE0ZDlkOWJiM2FmYjIwYjBmNWZhNGY1ZDlmNjc0MGIxZDBlYjE5YSJ9

fix: target new spanner db admin service config
chore: remove old spanner db admin service config
PiperOrigin-RevId: 463110616

Source-Link: googleapis/googleapis@0f38696

Source-Link: googleapis/googleapis-gen@b048ca6
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiYjA0OGNhNjQ3ZTExZmM5MmQ1YmNmMGJlYzE4ODFkMjVmMzIxZGVhOSJ9

google/cloud/spanner_admin_database_v1/services/database_admin/async_client.py

@@ -40,6 +40,7 @@
 from google.cloud.spanner_admin_database_v1.types import spanner_database_admin
 from google.iam.v1 import iam_policy_pb2  # type: ignore
 from google.iam.v1 import policy_pb2  # type: ignore
+from google.longrunning import operations_pb2
 from google.longrunning import operations_pb2  # type: ignore
 from google.protobuf import empty_pb2  # type: ignore
 from google.protobuf import field_mask_pb2  # type: ignore
@@ -692,9 +693,6 @@ async def sample_update_database_ddl():
 
                       }
 
-                   The JSON representation for Empty is empty JSON
-                   object {}.
-
         """
         # Create or coerce a protobuf request object.
         # Quick check: If we got a request object, we should *not* have
@@ -2718,6 +2716,223 @@ async def sample_list_database_roles():
         # Done; return the response.
         return response
 
+    async def list_operations(
+        self,
+        request: operations_pb2.ListOperationsRequest = None,
+        *,
+        retry: OptionalRetry = gapic_v1.method.DEFAULT,
+        timeout: float = None,
+        metadata: Sequence[Tuple[str, str]] = (),
+    ) -> operations_pb2.ListOperationsResponse:
+        r"""Lists operations that match the specified filter in the request.
+
+        Args:
+            request (:class:`~.operations_pb2.ListOperationsRequest`):
+                The request object. Request message for
+                `ListOperations` method.
+            retry (google.api_core.retry.Retry): Designation of what errors,
+                    if any, should be retried.
+            timeout (float): The timeout for this request.
+            metadata (Sequence[Tuple[str, str]]): Strings which should be
+                sent along with the request as metadata.
+        Returns:
+            ~.operations_pb2.ListOperationsResponse:
+                Response message for ``ListOperations`` method.
+        """
+        # Create or coerce a protobuf request object.
+        # The request isn't a proto-plus wrapped type,
+        # so it must be constructed via keyword expansion.
+        if isinstance(request, dict):
+            request = operations_pb2.ListOperationsRequest(**request)
+
+        # Wrap the RPC method; this adds retry and timeout information,
+        # and friendly error handling.
+        rpc = gapic_v1.method.wrap_method(
+            self._client._transport.list_operations,
+            default_timeout=None,
+            client_info=DEFAULT_CLIENT_INFO,
+        )
+
+        # Certain fields should be provided within the metadata header;
+        # add these here.
+        metadata = tuple(metadata) + (
+            gapic_v1.routing_header.to_grpc_metadata((("name", request.name),)),
+        )
+
+        # Send the request.
+        response = await rpc(
+            request,
+            retry=retry,
+            timeout=timeout,
+            metadata=metadata,
+        )
+
+        # Done; return the response.
+        return response
+
+    async def get_operation(
+        self,
+        request: operations_pb2.GetOperationRequest = None,
+        *,
+        retry: OptionalRetry = gapic_v1.method.DEFAULT,
+        timeout: float = None,
+        metadata: Sequence[Tuple[str, str]] = (),
+    ) -> operations_pb2.Operation:
+        r"""Gets the latest state of a long-running operation.
+
+        Args:
+            request (:class:`~.operations_pb2.GetOperationRequest`):
+                The request object. Request message for
+                `GetOperation` method.
+            retry (google.api_core.retry.Retry): Designation of what errors,
+                    if any, should be retried.
+            timeout (float): The timeout for this request.
+            metadata (Sequence[Tuple[str, str]]): Strings which should be
+                sent along with the request as metadata.
+        Returns:
+            ~.operations_pb2.Operation:
+                An ``Operation`` object.
+        """
+        # Create or coerce a protobuf request object.
+        # The request isn't a proto-plus wrapped type,
+        # so it must be constructed via keyword expansion.
+        if isinstance(request, dict):
+            request = operations_pb2.GetOperationRequest(**request)
+
+        # Wrap the RPC method; this adds retry and timeout information,
+        # and friendly error handling.
+        rpc = gapic_v1.method.wrap_method(
+            self._client._transport.get_operation,
+            default_timeout=None,
+            client_info=DEFAULT_CLIENT_INFO,
+        )
+
+        # Certain fields should be provided within the metadata header;
+        # add these here.
+        metadata = tuple(metadata) + (
+            gapic_v1.routing_header.to_grpc_metadata((("name", request.name),)),
+        )
+
+        # Send the request.
+        response = await rpc(
+            request,
+            retry=retry,
+            timeout=timeout,
+            metadata=metadata,
+        )
+
+        # Done; return the response.
+        return response
+
+    async def delete_operation(
+        self,
+        request: operations_pb2.DeleteOperationRequest = None,
+        *,
+        retry: OptionalRetry = gapic_v1.method.DEFAULT,
+        timeout: float = None,
+        metadata: Sequence[Tuple[str, str]] = (),
+    ) -> None:
+        r"""Deletes a long-running operation.
+
+        This method indicates that the client is no longer interested
+        in the operation result. It does not cancel the operation.
+        If the server doesn't support this method, it returns
+        `google.rpc.Code.UNIMPLEMENTED`.
+
+        Args:
+            request (:class:`~.operations_pb2.DeleteOperationRequest`):
+                The request object. Request message for
+                `DeleteOperation` method.
+            retry (google.api_core.retry.Retry): Designation of what errors,
+                    if any, should be retried.
+            timeout (float): The timeout for this request.
+            metadata (Sequence[Tuple[str, str]]): Strings which should be
+                sent along with the request as metadata.
+        Returns:
+            None
+        """
+        # Create or coerce a protobuf request object.
+        # The request isn't a proto-plus wrapped type,
+        # so it must be constructed via keyword expansion.
+        if isinstance(request, dict):
+            request = operations_pb2.DeleteOperationRequest(**request)
+
+        # Wrap the RPC method; this adds retry and timeout information,
+        # and friendly error handling.
+        rpc = gapic_v1.method.wrap_method(
+            self._client._transport.delete_operation,
+            default_timeout=None,
+            client_info=DEFAULT_CLIENT_INFO,
+        )
+
+        # Certain fields should be provided within the metadata header;
+        # add these here.
+        metadata = tuple(metadata) + (
+            gapic_v1.routing_header.to_grpc_metadata((("name", request.name),)),
+        )
+
+        # Send the request.
+        await rpc(
+            request,
+            retry=retry,
+            timeout=timeout,
+            metadata=metadata,
+        )
+
+    async def cancel_operation(
+        self,
+        request: operations_pb2.CancelOperationRequest = None,
+        *,
+        retry: OptionalRetry = gapic_v1.method.DEFAULT,
+        timeout: float = None,
+        metadata: Sequence[Tuple[str, str]] = (),
+    ) -> None:
+        r"""Starts asynchronous cancellation on a long-running operation.
+
+        The server makes a best effort to cancel the operation, but success
+        is not guaranteed.  If the server doesn't support this method, it returns
+        `google.rpc.Code.UNIMPLEMENTED`.
+
+        Args:
+            request (:class:`~.operations_pb2.CancelOperationRequest`):
+                The request object. Request message for
+                `CancelOperation` method.
+            retry (google.api_core.retry.Retry): Designation of what errors,
+                    if any, should be retried.
+            timeout (float): The timeout for this request.
+            metadata (Sequence[Tuple[str, str]]): Strings which should be
+                sent along with the request as metadata.
+        Returns:
+            None
+        """
+        # Create or coerce a protobuf request object.
+        # The request isn't a proto-plus wrapped type,
+        # so it must be constructed via keyword expansion.
+        if isinstance(request, dict):
+            request = operations_pb2.CancelOperationRequest(**request)
+
+        # Wrap the RPC method; this adds retry and timeout information,
+        # and friendly error handling.
+        rpc = gapic_v1.method.wrap_method(
+            self._client._transport.cancel_operation,
+            default_timeout=None,
+            client_info=DEFAULT_CLIENT_INFO,
+        )
+
+        # Certain fields should be provided within the metadata header;
+        # add these here.
+        metadata = tuple(metadata) + (
+            gapic_v1.routing_header.to_grpc_metadata((("name", request.name),)),
+        )
+
+        # Send the request.
+        await rpc(
+            request,
+            retry=retry,
+            timeout=timeout,
+            metadata=metadata,
+        )
+
     async def __aenter__(self):
         return self