_sessionStore.setMaxIdleTime(_sessionManager.getMaxIdleTime());
  private Store getSessionStore()  {    if (_sessionStore == null) {      StoreManager manager = getStoreManager();      if (manager != null) {        String hostName = _app.getHostName();        String contextPath = _app.getContextPath();        if (hostName == null || hostName.equals(""))          hostName = "default";        String storeId = hostName + contextPath + "-PHP";        _sessionStore = manager.createStore(storeId, this);      }    }    return _sessionStore;  }