public void update(){
  matrix.removeAll();
  List<SystemConnectionMemo> connList=InstanceManager.getList(SystemConnectionMemo.class);
  if (!connList.isEmpty()) {
    log.debug("update of {} connections",connList.size());
    reloadConnections(connList);
  }
 else {
    log.debug("update with no new-form system connections configured");
    matrix.add(new JLabel("No new-form system connections configured"));
  }
}

public void update ( ) { matrix . removeAll ( ) ; List < SystemConnectionMemo > connList = InstanceManager . getList ( SystemConnectionMemo . class ) ; if ( ! connList . isEmpty ( ) ) { log . debug ( "update of {} connections" , connList . size ( ) ) ; reloadConnections ( connList ) ; } else { log . debug ( "update with no new-form system connections configured" ) ; matrix . add ( new JLabel ( "No new-form system connections configured" ) ) ; } }
invoke when first displayed to load and present options
