_quercus.getQuercusSessionManager().setSessionManager(sm);
_quercus.getQuercusSessionManager().setSessionManager(sm, app);
  private Quercus getQuercus()  {    if (_quercus == null)      _quercus = new Quercus();    if (_quercus.getQuercusSessionManager().getSessionManager() == null) {      Application app = (Application) getServletContext();      if (app != null) {        SessionManager sm = app.getSessionManager();        _quercus.getQuercusSessionManager().setSessionManager(sm);      }    }    return _quercus;  }