@java.lang.Override
    public boolean hasUndeletePhraseSetRequest() {
      return requestCase_ == 20;
    }
<pre>
The UndeletePhraseSetRequest that spawned the Operation.
</pre>

<code>.google.cloud.speech.v2.UndeletePhraseSetRequest undelete_phrase_set_request = 20;
</code>

@return Whether the undeletePhraseSetRequest field is set.
java-speech/proto-google-cloud-speech-v2/src/main/java/com/google/cloud/speech/v2/OperationMetadata.java