public Builder mergeGcsOutputConfig(com.google.cloud.speech.v2.GcsOutputConfig value) {
      if (gcsOutputConfigBuilder_ == null) {
        if (outputCase_ == 1
            && output_ != com.google.cloud.speech.v2.GcsOutputConfig.getDefaultInstance()) {
          output_ =
              com.google.cloud.speech.v2.GcsOutputConfig.newBuilder(
                      (com.google.cloud.speech.v2.GcsOutputConfig) output_)
                  .mergeFrom(value)
                  .buildPartial();
        } else {
          output_ = value;
        }
        onChanged();
      } else {
        if (outputCase_ == 1) {
          gcsOutputConfigBuilder_.mergeFrom(value);
        } else {
          gcsOutputConfigBuilder_.setMessage(value);
        }
      }
      outputCase_ = 1;
      return this;
    }
<pre>
If this message is populated, recognition results are written to the
provided Google Cloud Storage URI.
</pre>

<code>.google.cloud.speech.v2.GcsOutputConfig gcs_output_config = 1;</code>
java-speech/proto-google-cloud-speech-v2/src/main/java/com/google/cloud/speech/v2/RecognitionOutputConfig.java