protected void flagToRemoveFromMaintenanceQueue(NodePortTuple npt){
  if (toRemoveFromMaintenanceQueue.contains(npt) == false) {
    toRemoveFromMaintenanceQueue.add(npt);
  }
}

protected void flagToRemoveFromMaintenanceQueue ( NodePortTuple npt ) { if ( toRemoveFromMaintenanceQueue . contains ( npt ) == false ) { toRemoveFromMaintenanceQueue . add ( npt ) ; } }
remove a switch port from maintenance queue .
