Servlet (三)HttpServletResponse

 

package cn.sasa.serv;

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 ResServlet extends HttpServlet {

    private static final long serialVersionUID = 1L;

    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        //设置http响应状态码
        //response.setStatus(302);//重定向
        //response.sendRedirect("/Web04/ResServlet2");
        //设置响应头
        //response.setHeader("Location", "/Web04/ResServlet2");//重定向
        
        //response.setHeader("Content-Type", "text/html;charset=UTF-8");
        response.setContentType("text/html;charset=UTF-8");
        response.setHeader("refresh", "4;url=http://www.baidu.com");
        
        response.setCharacterEncoding("UTF-8");
        //响应体
        response.getWriter().write("啊啊啊啊");
        
    }

    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        doGet(request, response);
    }
}