第一个Struts2程序-Hello
1.创建web工程struts2-01-Hello
2.导入jar包到bin目录,jar地址:
https://files.cnblogs.com/files/aihuadung/struts%E6%89%80%E9%9C%80jar%E5%8C%85.zip
3.配置web.xml文件
<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE web-app PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN" "http://java.sun.com/dtd/web-app_2_3.dtd"><web-app id="WebApp_ID"><display-name>struts2_01_Hello</display-name><filter><filter-name>struts2</filter-name><filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class></filter><filter-mapping><filter-name>struts2</filter-name><url-pattern>/*</url-pattern></filter-mapping><welcome-file-list><welcome-file>index.html</welcome-file><welcome-file>index.htm</welcome-file><welcome-file>index.jsp</welcome-file></welcome-file-list></web-app>
4.src目录下创建struts.xml文件
5.在index.jsp文件中插入
<a href="hello.action" method="post">hello.action</a> <br>
6.创建执行HelloAction的结果文件hello.jsp
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><title>hello</title><meta http-equiv="pragma" content="no-cache"><meta http-equiv="cache-control" content="no-cache"><meta http-equiv="expires" content="0"> <meta http-equiv="keywords" content="keyword1,keyword2,keyword3"><meta http-equiv="description" content="This is my page"><!--<link rel="stylesheet" type="text/css" href="styles.css">--></head><body>hello World <br></body></html>
7.创建HelloAction.java
package com.ahd.action;import com.opensymphony.xwork2.Action;import com.opensymphony.xwork2.ActionSupport;public class HelloAction{public String execute() throws Exception {// TODO Auto-generated method stubreturn “SUCCESS”;}}
8.编辑struts2.xml文件
<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE struts PUBLIC"-//Apache Software Foundation//DTD Struts Configuration 2.3//EN""http://struts.apache.org/dtds/struts-2.3.dtd"><struts><package name="helloWorld" extends="struts-default" namespace="/"><action name="hello" class="com.ahd.action.HelloAction"><result name="success">/hello.jsp</result></action></package></struts>
9.运行结果
点击后
