public boolean hasReferenceSentenceConfig() {
      return ((bitField0_ & 0x00000008) != 0);
    }
<pre>
Configuration for caller provided reference sentences.
</pre>

<code>
optional .google.cloud.translation.v3.AdaptiveMtTranslateRequest.ReferenceSentenceConfig reference_sentence_config = 6;
</code>

@return Whether the referenceSentenceConfig field is set.
java-translate/proto-google-cloud-translate-v3/src/main/java/com/google/cloud/translate/v3/AdaptiveMtTranslateRequest.java