private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.speech.v2.Recognizer,
            com.google.cloud.speech.v2.Recognizer.Builder,
            com.google.cloud.speech.v2.RecognizerOrBuilder>
        getRecognizerFieldBuilder() {
      if (recognizerBuilder_ == null) {
        recognizerBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.speech.v2.Recognizer,
                com.google.cloud.speech.v2.Recognizer.Builder,
                com.google.cloud.speech.v2.RecognizerOrBuilder>(
                getRecognizer(), getParentForChildren(), isClean());
        recognizer_ = null;
      }
      return recognizerBuilder_;
    }
<pre>
Required. The Recognizer to create.
</pre>

<code>
.google.cloud.speech.v2.Recognizer recognizer = 1 [(.google.api.field_behavior) = REQUIRED];
</code>
java-speech/proto-google-cloud-speech-v2/src/main/java/com/google/cloud/speech/v2/CreateRecognizerRequest.java