带拦截器配置的 struts.xml文件

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE struts PUBLIC
	"-//Apache Software Foundation//DTD Struts Configuration 2.3//EN"
	"http://struts.apache.org/dtds/struts-2.3.dtd">
<struts>
	<package name="inter" namespace="/" extends="struts-default" >
	
	<interceptors>
	<!-- 1.注册拦截器 -->
		<interceptor name="myInter3" class="cn.itcast.a_interceptor.MyInterceptor3"></interceptor>

	<!-- 2.注册拦截器栈 -->
		<interceptor-stack name="myStack">
			<!-- 自定义拦截器引入(建议放在20个拦截器之前) -->
			<interceptor-ref name="myInter3">
				<!-- 指定哪些方法不拦截
				 <param name="excludeMethods">add,delete</param> -->
				 <!-- 指定哪些方法需要拦截 -->
				 <param name="includeMethods">add,delete</param>
			</interceptor-ref>
			<!-- 引用默认的拦截器栈(20个) -->
			<interceptor-ref name="defaultStack"></interceptor-ref>
		</interceptor-stack>	
	</interceptors>

	<!-- 3.指定包中的默认拦截器栈 -->
		<default-interceptor-ref name="myStack"></default-interceptor-ref>
		
		
		<action name="Demo1Action_*" class="cn.itcast.a_interceptor.Demo1Action" method="{1}" >
			<!-- 为Action单独指定走哪个拦截器(栈) 
			<interceptor-ref name="myStack"></interceptor-ref>-->
			<result name="success" type="dispatcher" >/index.jsp</result>
		</action>
	</package>
</struts>