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;

import java.util.Enumeration;

/**

* @author ： CodeWater

* @create ：2022-03-13-16:20

* @Function Description ：

*/

@WebServlet("/requestDemo02")

public class RequestDemo02 extends HttpServlet {

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

}

@Override

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

//请求头

Enumeration<String> headerNames = req.getHeaderNames();

while (headerNames.hasMoreElements()) {

String name = headerNames.nextElement();

String value = req.getHeader(name);

System.out.println(name + "----" + value);

}

}

}