/src/struts.xml

<?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE struts PUBLIC         "-//Apache Software Foundation//DTD Struts Configuration 2.5//EN"         "http://struts.apache.org/dtds/struts-2.5.dtd"> <struts>     <constant name="struts.objectFactory" value="org.apache.struts2.spring.StrutsSpringObjectFactory" />  <constant name="struts.enable.DynamicMethodInvocation" value="false" />  <constant name="struts.devMode" value="true"></constant>  <constant name="struts.action.extension" value="action"></constant>

 <package name="all" namespace="/" extends="json-default,struts-default">   <!-- 不加这句 2.1以上的Struts 不能使用通配符 -->   <global-allowed-methods>regex:.*</global-allowed-methods>   <!-- 所有ACTION -->   <action name="*_*" class="action.{1}Action" method="{2}">    <result type="json" name="map">     <param name="root">dataMap</param>    </result>

   <result type="json" name="list">     <param name="root">dataList</param>    </result>

   <result type="json" name="json">     <param name="root">dataJson</param>    </result>

   <!-- 明文    <result type="plainText" name="str">     <param name="root">dataStr</param>    </result> -->

   <!-- 流 -->    <result type="stream" name="stream">     <param name="root">dataStream</param>    </result>

   <result type="postback" name="postback">     <param name="root">datapostback</param>    </result>

  </action>  </package>

</struts>