Server Tomcat : 8.5
JDK version:8
Struts2 Version:2.5.12
1.Action Class設定
package org.homenet.mituo.user.action;
import java.util.Date;
import com.opensymphony.xwork2.ActionSupport;
public class UserAction extends ActionSupport{
private static final long serialVersionUID = 1L;
public String add() {
System.out.println("Do Add User Working ..." + new Date());
return "addSuccess";
}
public String del() {
System.out.println("Do Delete User Working ..." + new Date());
return "delSuccess";
}
}
2.web.xml設定
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://xmlns.jcp.org/xml/ns/javaee" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd" id="WebApp_ID" version="3.1">
<display-name>Strtus2_0500_Introduction</display-name>
<welcome-file-list>
<welcome-file>index.html</welcome-file>
<welcome-file>index.htm</welcome-file>
<welcome-file>index.jsp</welcome-file>
<welcome-file>default.html</welcome-file>
<welcome-file>default.htm</welcome-file>
<welcome-file>default.jsp</welcome-file>
</welcome-file-list>
<filter>
<filter-name>action2</filter-name>
<filter-class>org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>action2</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
</web-app>
3.struts.xml設定
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.5//EN"
"http://struts.apache.org/dtds/struts-2.5.dtd">
<!-- START SNIPPET: xworkSample -->
<struts>
<!-- 預設DMI方法是關閉，須手動開啟，並設定允許執行方法allowed-methods -->
<constant name="struts.enable.DynamicMethodInvocation" value="true" />
<constant name="struts.devMode" value="true" />
<package name="front" extends="struts-default" namespace="/user" strict-method-invocation="true">
<action name="user" class="org.homenet.mituo.user.action.UserAction">
<result name="addSuccess">/UserAddSuccess.jsp</result>
<result name="delSuccess">/UserDeleteSuccess.jsp</result>
<allowed-methods>add,del</allowed-methods>
</action>
</package>
</struts>
<!-- END SNIPPET: xworkSample -->
4.JSP文件
index.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>動態方法調用DMI</title>
</head>
<body>
<h3>用戶管理</h3><br>
<a href="user/user!add">執行新增使用者</a>
<br><br>
<a href="user/user!del">執行刪除使用者</a>
</body>
</html>
UserAddSuccess.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
User Add OK !!
</body>
</html>
UserDeleteSuccess.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
User Delete OK !!
</body>
</html>
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