Struts2 用action属性接收参数

1、struts.xml

<struts>
 <constant name="struts.devMode" value="true" /> 
 <constant name="struts.enable.DynamicMethodInvocation" value="true" />
 <package name="user"  extends="struts-default" >                 
        <action name="user" class="com.wxh.action.UserAction" >
            <result >/useraddsuccess.jsp</result>
        </action>         
</package>     
</struts><struts>
 <constant name="struts.dev