code: public boolean stop()
      throws Exception
    {
      /*
      if (_clusterServerPublisher != null) {
        _clusterServerPublisher.onServerStop(_selfServer.getServerBartender());
      }
      */
      
      try {
        if (_portPublic != null) {
          _portPublic.close();
        }
      } catch (Throwable e) {
        log.log(Level.WARNING, e.toString(), e);
      }
      
      try {
        if (_portBartender != null) {
          _portBartender.close();
        }
      } catch (Throwable e) {
        log.log(Level.WARNING, e.toString(), e);
      }
      
      return true;
    }
docs: Closes the server.