public Builder addReferenceImages(
        int index, com.google.cloud.vision.v1p4beta1.ReferenceImage.Builder builderForValue) {
      if (referenceImagesBuilder_ == null) {
        ensureReferenceImagesIsMutable();
        referenceImages_.add(index, builderForValue.build());
        onChanged();
      } else {
        referenceImagesBuilder_.addMessage(index, builderForValue.build());
      }
      return this;
    }
<pre>
The list of reference_images that are imported successfully.
</pre>

<code>repeated .google.cloud.vision.v1p4beta1.ReferenceImage reference_images = 1;</code>
java-vision/proto-google-cloud-vision-v1p4beta1/src/main/java/com/google/cloud/vision/v1p4beta1/ImportProductSetsResponse.java