action类代码：
package Demo;
import com.opensymphony.xwork2.ActionSupport;
public class HelloAction extends ActionSupport{
/**
*
*/
private static final long serialVersionUID = 1L;
//处理请求
public String execute() throws Exception {
System.out.println("访问到了action，正在处理请求");
System.out.println("调用了service");
return "success";
}
}
配置文件信息：web.xml
<?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">
<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>
</web-app>配置文件信息：struts.xml
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
"http://struts.apache.org/dtds/struts-2.0.dtd">
<struts>
<package name="xxxx" extends="struts-default">
<action name="hello" class="Demo.HelloAction" method="execute">
<result name="success">/success.jsp</result>
</action>
</package>
</struts>
jsp页面：success.jsp
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
</head>
<body>
success.jsp <br>
</body>
</html>