http协议之response案例二：定时刷新页面或跳转到其他页面

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package zdh.cm.response;/* * 定时刷新页面或跳转到其他页面 */import java.io.IOException;import java.io.PrintWriter;import javax.servlet.ServletException;import javax.servlet.http.HttpServlet;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;public class ResponseDemo3 extends HttpServlet {public void doGet(HttpServletRequest request, HttpServletResponse response)throws ServletException, IOException {doPost(request, response);}public void doPost(HttpServletRequest request, HttpServletResponse response)throws ServletException, IOException {//防止输出乱码response.setContentType("text/html;charset=utf-8");//设置页面每隔2秒刷新一次//response.setHeader("refresh", "2");//设置3秒后跳到下载页面response.getWriter().write("3秒后跳到下载页面");response.setHeader("refresh", "3; /Http/downing.html");}}

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