struts2 核心过滤器的配置

 <!-- struts2 过滤器核心配置-->
  <filter>
 	 <filter-name>struts2</filter-name>
 	 <filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter </filter-class>
  </filter>
  <filter-mapping>
  	<filter-name>struts2</filter-name>
  	<url-pattern>/*</url-pattern>
  </filter-mapping>