public void reloadRosterFile(){
  _list.clear();
  try {
    _instance.readFile(defaultNceConsistRosterFilename());
  }
 catch (  Exception e) {
    log.error("Exception during ConsistRoster reading: " + e);
  }
}

public void reloadRosterFile ( ) { _list . clear ( ) ; try { _instance . readFile ( defaultNceConsistRosterFilename ( ) ) ; } catch ( Exception e ) { log . error ( "Exception during ConsistRoster reading: " + e ) ; } }
update the in - memory roster to be consistent with the current roster file . this removes the existing roster entries !
