void handleOutputRows(List<Object> outRows) throws HiveException {
      if ( outRows != null ) {
        for (Object orow : outRows ) {
          if ( next != null ) {
            next.processRow(orow);
          } else {
            forward(orow, outputObjInspector);
          }
        }
      }
    }
@return the name of the operator
ql/src/java/org/apache/hadoop/hive/ql/exec/PTFOperator.java