Struts2----global-results----定义一个全局的跳转
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><constant name="struts.devMode" value="true"></constant><package name="user" namespace="/user" extends="struts-default"><global-results><result name="mainpage">/main.jsp</result></global-results><action name="index"><result>/index</result></action><action name="user" class="com.pegasus.web.UserAction"><result>/user_success.jsp</result><result name="error">/user_error.jsp</result></action></package><package name="admin" namespace="/admin" extends="user"><!-- 如果action中没有指定跳转的页面,或是指定了跳转页面但是该jsp不存在,struts2都会自动跳转到全局的页面 --><!-- 比较适合做404这样的错误跳转 --><action name="admin" class="com.pegasus.web.AdminAction"></action></package></struts>
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