public Builder mergeBatchRecognizeMetadata(
        com.google.cloud.speech.v2.BatchRecognizeMetadata value) {
      if (batchRecognizeMetadataBuilder_ == null) {
        if (metadataCase_ == 23
            && metadata_
                != com.google.cloud.speech.v2.BatchRecognizeMetadata.getDefaultInstance()) {
          metadata_ =
              com.google.cloud.speech.v2.BatchRecognizeMetadata.newBuilder(
                      (com.google.cloud.speech.v2.BatchRecognizeMetadata) metadata_)
                  .mergeFrom(value)
                  .buildPartial();
        } else {
          metadata_ = value;
        }
        onChanged();
      } else {
        if (metadataCase_ == 23) {
          batchRecognizeMetadataBuilder_.mergeFrom(value);
        } else {
          batchRecognizeMetadataBuilder_.setMessage(value);
        }
      }
      metadataCase_ = 23;
      return this;
    }
<pre>
Metadata specific to the BatchRecognize method.
</pre>

<code>.google.cloud.speech.v2.BatchRecognizeMetadata batch_recognize_metadata = 23;</code>
java-speech/proto-google-cloud-speech-v2/src/main/java/com/google/cloud/speech/v2/OperationMetadata.java