private com.google.protobuf.SingleFieldBuilderV3<
              com.google.cloud.vision.v1p4beta1.BoundingPoly,
              com.google.cloud.vision.v1p4beta1.BoundingPoly.Builder,
              com.google.cloud.vision.v1p4beta1.BoundingPolyOrBuilder>
          getBoundingPolyFieldBuilder() {
        if (boundingPolyBuilder_ == null) {
          boundingPolyBuilder_ =
              new com.google.protobuf.SingleFieldBuilderV3<
                  com.google.cloud.vision.v1p4beta1.BoundingPoly,
                  com.google.cloud.vision.v1p4beta1.BoundingPoly.Builder,
                  com.google.cloud.vision.v1p4beta1.BoundingPolyOrBuilder>(
                  getBoundingPoly(), getParentForChildren(), isClean());
          boundingPoly_ = null;
        }
        return boundingPolyBuilder_;
      }
<pre>
The bounding polygon around the product detected in the query image.
</pre>

<code>.google.cloud.vision.v1p4beta1.BoundingPoly bounding_poly = 1;</code>
java-vision/proto-google-cloud-vision-v1p4beta1/src/main/java/com/google/cloud/vision/v1p4beta1/ProductSearchResults.java