http协议之response案例一：请求重定向

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package zdh.cm.response;/** * 请求重定向 */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 ResponseDemo2 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 {//请求重定向/*//1，设置302状态码response.setStatus(302);//2，将响应头中的location地址改为需要重定向的地址response.setHeader("location", "/Http/downing.html");*///也可以直接使用下面的方法//此方法中已经将上两句代码包含在里面。response.sendRedirect("/Http/form.html");}}

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