spring完成拦截器

1.创建一个类，实现接口Handlerterceptor

 

 

 

 

<mvc:interceptors>
        <mvc:interceptor>
        <mvc:mapping path="/user/**"/>
        <mvc:exclude-mapping path="/user/login"/>
        <mvc:exclude-mapping path="/user/registe"/>
        <mvc:exclude-mapping path="/user/index"/>
        <bean class="com.zhiyou100.sh.interceptor.MyInterceptor"></bean>
        
        </mvc:interceptor>
        
        </mvc:interceptors>