public Builder mergeBoundingPoly(com.google.cloud.vision.v1.BoundingPoly value) {
        if (boundingPolyBuilder_ == null) {
          if (((bitField0_ & 0x00000001) != 0)
              && boundingPoly_ != null
              && boundingPoly_ != com.google.cloud.vision.v1.BoundingPoly.getDefaultInstance()) {
            getBoundingPolyBuilder().mergeFrom(value);
          } else {
            boundingPoly_ = value;
          }
        } else {
          boundingPolyBuilder_.mergeFrom(value);
        }
        if (boundingPoly_ != null) {
          bitField0_ |= 0x00000001;
          onChanged();
        }
        return this;
      }
<pre>
The bounding polygon around the product detected in the query image.
</pre>

<code>.google.cloud.vision.v1.BoundingPoly bounding_poly = 1;</code>
java-vision/proto-google-cloud-vision-v1/src/main/java/com/google/cloud/vision/v1/ProductSearchResults.java