Response定时刷新浏览器

1,ResponseRefresh Servlet实现定时刷新浏览器

    import java.io.IOException;  
    import javax.servlet.ServletException;  
    import javax.servlet.http.HttpServlet;  
    import javax.servlet.http.HttpServletRequest;  
    import javax.servlet.http.HttpServletResponse;  
    public class ResponseRefresh extends HttpServlet {  
        public void doGet(HttpServletRequest request, HttpServletResponse response)  
                throws ServletException, IOException {  
            response.setHeader("refresh", "5");//5秒定时刷新网页  
            response.setContentType("text/html;charset=UTF-8");//告诉浏览器以UTF-8码表打开  
            response.setCharacterEncoding("UTF-8");//以UTF-8码发送浏览器请求  
            response.getWriter().write("您好!!");  
        }  
      
          
        public void doPost(HttpServletRequest request, HttpServletResponse response)  
                throws ServletException, IOException {  
      
            doGet(request, response);  
        }  
      
    }