refresh头实现定时刷新到某个页面.

import java.io.IOException;import java.text.DateFormat;import java.util.Date;import javax.servlet.*;import javax.servlet.http.*;public class RefreshServelet extends HttpServlet {public void doGet(HttpServletRequest request, HttpServletResponse response)throws ServletException, IOException {//refresh头实现定时刷新到某个页面.//一般可用作定时刷新,//应用:股票,聊天室,response.setHeader("Refresh", "0");response.setContentType("text/html;charset=utf-8");response.getWriter().print("每秒刷新一次："+ new Date(System.currentTimeMillis()).toLocaleString());}public void doPost(HttpServletRequest request, HttpServletResponse response)throws ServletException, IOException {}}