Spring MVC Interceptor

1 Configure the following in Spring-servlet.xml

<mvc:interceptors>        <Mvc:interceptor>             <mvc:mappingPath= "/saveobjectinstance.do"/>              <mvc:mappingPath= "/createobjectinstance.do"/>              <mvc:mappingPath= "/cloneobjectinstance.do"/>             <Beanclass= "Com.hp.it.qdpadmin.web.interceptor.ValidationInterceptor" />         </Mvc:interceptor></mvc:interceptors>

Description

* path is the URL requested by the intercepted controller and can be configured with multiple

* Bean class is a custom interceptor

* Interceptors can be configured multiple, in order to intercept

2 Defining the Interceptor class implementation Handlerinterceptor

 Public classValidationinterceptorImplementsHandlerinterceptor {Private FinalLogger Logger = Logger.getlogger ( This. GetClass ()); @Override Public voidaftercompletion (httpservletrequest arg0, HttpServletResponse arg1, Object arg2, Exception arg3) throwsException {} @Override Public voidPosthandle (httpservletrequest arg0, HttpServletResponse arg1, Object arg2, Modelandview arg3)throwsException {} @Override Public BooleanPrehandle (httpservletrequest request, httpservletresponse response, Object arg2)throwsException {//Do validation               return false; }}

Spring MVC Interceptor