code: public com.google.cloud.datalabeling.v1beta1.BoundingPoly getBoundingPoly() {
      if (boundedAreaCase_ == 1) {
        return (com.google.cloud.datalabeling.v1beta1.BoundingPoly) boundedArea_;
      }
      return com.google.cloud.datalabeling.v1beta1.BoundingPoly.getDefaultInstance();
    }
docs: <code>.google.cloud.datalabeling.v1beta1.BoundingPoly bounding_poly = 1;</code>