struts配置解释

<?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>
<!--    开发模式-->
    <constant name="struts.devMode" value="true"></constant>
    <!-- 后缀名为action -->
    <constant name="struts.action.extension" value="action"></constant>
    <!-- 要包含的struts配置文件，很智能没有的话就报错 -->
    <include file="struts-all.xml"/>
    <!-- 配置bean -->
    <bean class="" name=""></bean>
    <package name="main" extends="struts-default" namespace="/namespace">
        <!-- 拦截器配置 -->
        <interceptors>
        <!-- 配置拦截器 -->
            <interceptor name="loginInterceptor" class="类路径">
            </interceptor>
        </interceptors>
        <!-- 全局result -->
    <global-results>
        <result name="login">/login.jsp</result>
    </global-results>
    <!-- 配置异常 -->
    <global-exception-mappings>
        <exception-mapping result="/exception.jsp" exception="java.lang.Exception"></exception-mapping>
    </global-exception-mappings>
    <!-- 配置anction -->
    <action name="loginPerson" class="类路径">
        <!-- 配置result -->
        <result name="success">/welcom.jsp</result>
    </action>    
    </package>
</struts>