public Builder addLabelAnnotations(
        int index, com.google.cloud.vision.v1p3beta1.EntityAnnotation value) {
      if (labelAnnotationsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureLabelAnnotationsIsMutable();
        labelAnnotations_.add(index, value);
        onChanged();
      } else {
        labelAnnotationsBuilder_.addMessage(index, value);
      }
      return this;
    }
<pre>
If present, label detection has completed successfully.
</pre>

<code>repeated .google.cloud.vision.v1p3beta1.EntityAnnotation label_annotations = 4;</code>
java-vision/proto-google-cloud-vision-v1p3beta1/src/main/java/com/google/cloud/vision/v1p3beta1/AnnotateImageResponse.java