页面定时刷新

response.addHeader("refresh","5");
//5秒后跳转

页面定时刷新并跳转
response.setHeader(“refersh”,“3;http://www.baidu.com”);
//3秒后刷新并跳转到百度

response.setHeader(“refresh”, “2;URL=index.html”);
//跳转项目内其他页面