public boolean hasUri() {
    return audioSourceCase_ == 1;
  }
<pre>
Cloud Storage URI for the audio file.
</pre>

<code>string uri = 1;</code>

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