package request;

import javax.servlet.ServletException;

import javax.servlet.annotation.WebServlet;

import javax.servlet.http.HttpServlet;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import java.io.IOException;

/**

* @author ： CodeWater

* @create ：2022-03-13-16:20

* @Function Description ：

*/

@WebServlet("/requestDemo04")

public class RequestDemo04 extends HttpServlet {

@Override

protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {

super.doPost(req, resp);

}

@Override

protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {

//获取请求头数据

String referer = req.getHeader("referer");

System.out.println(referer);

//防盗链

if (referer != null) {

if (referer.contains("/day1")) {

//正常访问，到这里的路径就是localhost/day1/requestDemo04

resp.setContentType("text/html;charset=utf-8");

resp.getWriter().write("播放电影");

} else {

//防盗链

resp.setContentType("text/html;charset=utf-8");

resp.getWriter().write("想看电影吗？来CodeWater。。");

}

}

}

}