Speech async examples (#612)

* Adds async examples

* Adds link to Cloud Client.

* Changes sleep duration

* Adds GCS example.

speech/README.md

@@ -6,3 +6,7 @@ with Java.
 - [grpc](grpc)
 
   A sample for accessing Cloud Speech streaming and non streaming apis with [gRPC](http://www.grpc.io/).
+
+- [Cloud Client](cloud-client)
+
+  A sample for accessing Cloud Speech streaming and non streaming apis using the [Cloud Client Library for Java](https://github.com/GoogleCloudPlatform/google-cloud-java).

speech/cloud-client/README.md

@@ -31,8 +31,20 @@ You can then run a given `ClassName` via:
     -Dexec.args="syncrecognize ./resources/audio.raw"
 ```
 
+### Asynchronously transcribe a local audio file (using the recognize sample)
+```
+    mvn exec:java -Dexec.mainClass=com.example.speech.Recognize \
+    -Dexec.args="asyncrecognize ./resources/audio.raw"
+```
+
 ### Transcribe a remote audio file (using the recognize sample)
 ```
     mvn exec:java -Dexec.mainClass=com.example.speech.Recognize \
     -Dexec.args="syncrecognize 'gs://cloud-samples-tests/speech/brooklyn.flac'"
 ```
+
+### Asynchronously transcribe a remote audio file (using the recognize sample)
+```
+    mvn exec:java -Dexec.mainClass=com.example.speech.Recognize \
+    -Dexec.args="asyncrecognize 'gs://cloud-samples-tests/speech/brooklyn.flac'"
+```

speech/cloud-client/src/main/java/com/example/speech/Recognize.java

@@ -172,7 +172,7 @@ public static void asyncRecognizeFile(String fileName) throws Exception, IOExcep
         speech.longRunningRecognizeAsync(config, audio);
     while (!response.isDone()) {
       System.out.println("Waiting for response...");
-      Thread.sleep(200);
+      Thread.sleep(10000);
     }
 
     List<SpeechRecognitionResult> results = response.get().getResultsList();
@@ -211,7 +211,7 @@ public static void asyncRecognizeGcs(String gcsUri) throws Exception, IOExceptio
         speech.longRunningRecognizeAsync(config, audio);
     while (!response.isDone()) {
       System.out.println("Waiting for response...");
-      Thread.sleep(200);
+      Thread.sleep(10000);
     }
 
     List<SpeechRecognitionResult> results = response.get().getResultsList();