Servlet实现定时刷新到另外一个页面response.setHeader("refresh", "3;url=/...")

时间:2023-03-09 19:14:47
Servlet实现定时刷新到另外一个页面response.setHeader("refresh", "3;url=/...")

想要实现,访问Responsedemo11的时候,3秒钟后,跳转到ResponseDemo10

用   response.setHeader("refresh", "3;url=/ResponseDemo/ResponseDemo10");   实现。  这个refresh是使用get方式跳转,url中可以携带参数和数据。

ResponseDemo11代码:

package chensi.com;

import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse; /**
* Servlet 实现3秒钟后跳转到另外一个页面
*/
@WebServlet("/ResponseDemo11")
public class ResponseDemo11 extends HttpServlet {
private static final long serialVersionUID = 1L; protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
response.setContentType("text/html;charset=UTF-8");
response.getWriter().write("进入了demo11,接下来3秒钟后进入demo10");
response.setHeader("refresh", "3;url=/ResponseDemo/ResponseDemo10");
} protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
doGet(request, response);
} }

ResponseDemo10(跳转后的页面)的代码:

package chensi.com;

import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse; /**
* Servlet 这个是用来被跳转的页面
*/
@WebServlet("/ResponseDemo10")
public class ResponseDemo10 extends HttpServlet {
private static final long serialVersionUID = 1L; protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
response.setContentType("text/html;charset=UTF-8");
response.getWriter().write("这个是被跳转后的页面 new page");
} /**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
doGet(request, response);
} }