private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.vision.v1p1beta1.ImageProperties,
            com.google.cloud.vision.v1p1beta1.ImageProperties.Builder,
            com.google.cloud.vision.v1p1beta1.ImagePropertiesOrBuilder>
        getImagePropertiesAnnotationFieldBuilder() {
      if (imagePropertiesAnnotationBuilder_ == null) {
        imagePropertiesAnnotationBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.vision.v1p1beta1.ImageProperties,
                com.google.cloud.vision.v1p1beta1.ImageProperties.Builder,
                com.google.cloud.vision.v1p1beta1.ImagePropertiesOrBuilder>(
                getImagePropertiesAnnotation(), getParentForChildren(), isClean());
        imagePropertiesAnnotation_ = null;
      }
      return imagePropertiesAnnotationBuilder_;
    }
<pre>
If present, image properties were extracted successfully.
</pre>

<code>.google.cloud.vision.v1p1beta1.ImageProperties image_properties_annotation = 8;</code>
java-vision/proto-google-cloud-vision-v1p1beta1/src/main/java/com/google/cloud/vision/v1p1beta1/AnnotateImageResponse.java