struts2构建web项目并对请求进行处理

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.1//EN" "http://struts.apache.org/dtds/struts-2.1.dtd">
<struts>
    <package name="test" extends="struts-default" namespace="/">
        <!-- name属性为请求的路径，页面路径根据配置添加.action或者.do或者空  -->
        <!-- calss 属性为请求处理的类（相当于jdbc中的servlet）method为处理请求的方法（方法的返回值必须为String且不能带参） -->
        <action name="strutsTest" class="action.StrutsTest" method="test">
            <!-- name属性为处理方法的返回值，匹配时默认转发到给定地址 -->
            <result name="success">/suc.jsp</result>
        </action>
    </package>
</struts>  

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" version="3.0">
  <display-name>strutsTest</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>
    <!-- struts2 对请求中后缀为.action的进行处理 -->
    <url-pattern>*.action</url-pattern>
  </filter-mapping>
</web-app>

package action;

public class StrutsTest {
    public String test(){
        return "success";
    }
}