Servlet - 一个类处理多个请求
Posted Vodka~
tags:
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//TestServlet.java
package com.vodka.controller;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.*;
import java.io.IOException;
import java.lang.reflect.Method;
/**
* @author Vodka
* @date 2021/09//16:56
*/
@WebServlet(urlPatterns = "/Query","/Control")
public class TestServlet extends HttpServlet
// 确保版本唯一性
private static final long serialVersionUID = 1L;
// Get方法的参数也交由Post方法处理
protected void doGet(HttpServletRequest request,HttpServletResponse response)
doPost(request,response);
// Post方法
protected void doPost(HttpServletRequest request,HttpServletResponse response)
String ServerPath = request.getServletPath(); //获取请求路径
ServerPath = ServerPath.substring(1,ServerPath.length());
Method MatchMethod = null;
try
// 获取当前类中名字和ServerPath相匹配的方法
MatchMethod= this.getClass().getDeclaredMethod(ServerPath,HttpServletRequest.class, HttpServletResponse.class);
MatchMethod.invoke(this,request,response);
catch (Exception e)
e.printStackTrace();
private void Query(HttpServletRequest request,HttpServletResponse response)
System.out.println("Function Query has been invoked!");
private void Control(HttpServletRequest request,HttpServletResponse response)
System.out.println("Function Control has been invoked!");
//query.jsp
<%--
Created by IntelliJ IDEA.
User: 伟神
Date: 2021/9/26
Time: 16:53
To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="v"%>
<html>
<head>
<title>Title</title>
</head>
<body>
<a href="/Query">Query</a> <br>
<a href="/Control">Control</a> <br>
</body>
</html>
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