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>
<include file="struts-default.xml"/>
<include file="com/hyts/business/action/struts-fileupload.xml"></include>
<include file="com/hyts/business/action/struts-base.xml"></include>
<package name="default" extends="json-default" namespace="/login">
<action name="login" class="com.hyts.business.action.LoginAction" method="login">
<result type="json">
<param name="root">result</param>
</result>
</action>
</package>
</struts>