public Builder mergeStreamingConfig(
        com.google.cloud.speech.v1p1beta1.StreamingRecognitionConfig value) {
      if (streamingConfigBuilder_ == null) {
        if (streamingRequestCase_ == 1
            && streamingRequest_
                != com.google.cloud.speech.v1p1beta1.StreamingRecognitionConfig
                    .getDefaultInstance()) {
          streamingRequest_ =
              com.google.cloud.speech.v1p1beta1.StreamingRecognitionConfig.newBuilder(
                      (com.google.cloud.speech.v1p1beta1.StreamingRecognitionConfig)
                          streamingRequest_)
                  .mergeFrom(value)
                  .buildPartial();
        } else {
          streamingRequest_ = value;
        }
        onChanged();
      } else {
        if (streamingRequestCase_ == 1) {
          streamingConfigBuilder_.mergeFrom(value);
        } else {
          streamingConfigBuilder_.setMessage(value);
        }
      }
      streamingRequestCase_ = 1;
      return this;
    }
<pre>
Provides information to the recognizer that specifies how to process the
request. The first `StreamingRecognizeRequest` message must contain a
`streaming_config`  message.
</pre>

<code>.google.cloud.speech.v1p1beta1.StreamingRecognitionConfig streaming_config = 1;</code>
java-speech/proto-google-cloud-speech-v1p1beta1/src/main/java/com/google/cloud/speech/v1p1beta1/StreamingRecognizeRequest.java