public boolean hasDominantColors() {
      return ((bitField0_ & 0x00000001) != 0);
    }
<pre>
If present, dominant colors completed successfully.
</pre>

<code>.google.cloud.vision.v1p1beta1.DominantColorsAnnotation dominant_colors = 1;</code>

@return Whether the dominantColors field is set.
java-vision/proto-google-cloud-vision-v1p1beta1/src/main/java/com/google/cloud/vision/v1p1beta1/ImageProperties.java