public com.google.cloud.datalabeling.v1beta1.PolylineOrBuilder getPolylineOrBuilder() {
    if (polyCase_ == 2) {
      return (com.google.cloud.datalabeling.v1beta1.Polyline) poly_;
    }
    return com.google.cloud.datalabeling.v1beta1.Polyline.getDefaultInstance();
  }
public com . google . cloud . datalabeling . v1beta1 . PolylineOrBuilder getPolylineOrBuilder ( ) { if ( polyCase_ == 2 ) { return ( com . google . cloud . datalabeling . v1beta1 . Polyline ) poly_ ; } return com . google . cloud . datalabeling . v1beta1 . Polyline . getDefaultInstance ( ) ; }
<code>.google.cloud.datalabeling.v1beta1.Polyline polyline = 2;</code>