public void deregister(Schedule schedule){
  if (schedule == null) {
    return;
  }
  schedule.dispose();
  Integer oldSize=Integer.valueOf(_scheduleHashTable.size());
  _scheduleHashTable.remove(schedule.getId());
  setDirtyAndFirePropertyChange(LISTLENGTH_CHANGED_PROPERTY,oldSize,Integer.valueOf(_scheduleHashTable.size()));
}

public void deregister ( Schedule schedule ) { if ( schedule == null ) { return ; } schedule . dispose ( ) ; Integer oldSize = Integer . valueOf ( _scheduleHashTable . size ( ) ) ; _scheduleHashTable . remove ( schedule . getId ( ) ) ; setDirtyAndFirePropertyChange ( LISTLENGTH_CHANGED_PROPERTY , oldSize , Integer . valueOf ( _scheduleHashTable . size ( ) ) ) ; }
forget a namedbean object created outside the manager .
