public class StartupListener extends ContextLoaderListener implements		ServletContextListener {	int time = 7000;	@Override	public void contextInitialized(ServletContextEvent event) {		super.contextInitialized(event);		new Thread(new Runnable() {			public void run() {				while(true){					Param.TOKEN = WeiXinUtil.getToken();					Param.TICKET = WeiXinUtil.getConfig();					System.out.println("token:"+Param.TOKEN.getAccess_token()+" , ticken:"+Param.TICKET);					try {						Thread.sleep(time*1000);					} catch (Exception e) {						e.printStackTrace();					}				}			}		}).start();	}	}