@SuppressWarnings("unchecked") public List pos2VOs(Class<?> type,List pos) throws Exception {
  List voList=new ArrayList();
  for (  Object po : pos) {
    Object vo=po2VO(type,po);
    voList.add(vo);
  }
  return voList;
}

@ SuppressWarnings ( "unchecked" ) public List pos2VOs ( Class < ? > type , List pos ) throws Exception { List voList = new ArrayList ( ) ; for ( Object po : pos ) { Object vo = po2VO ( type , po ) ; voList . add ( vo ) ; } return voList ; }
transform po to vo
