public class MyInterceptors implements HandlerInterceptor{ /** * 在渲染视图之后被调用; * 可以用来释放资源 */ public void afterCompletion(HttpServletRequest arg0, HttpServletResponse arg1, Object arg2, Exception arg3) throws Exception { // TODO Auto-generated method stub System.out.println("MyInterceptors afterCompletion"); } /** * 该方法在目标方法调用之后,渲染视图之前被调用; * 可以对请求域中的属性或视图做出修改 * */ public void postHandle(HttpServletRequest arg0, HttpServletResponse arg1, Object arg2, ModelAndView arg3) throws Exception { // TODO Auto-generated method stub System.out.println("MyInterceptors postHandle"); } /** * 可以考虑作权限,日志,事务等等 * 该方法在目标方法调用之前被调用; * 若返回TURE,则继续调用后续的拦截器和目标方法 * 若返回FALSE,则不会调用后续的拦截器和目标方法 * */ public boolean preHandle(HttpServletRequest arg0, HttpServletResponse arg1, Object arg2) throws Exception { // TODO Auto-generated method stub HandlerMethod handlerMethod = (HandlerMethod) arg2; System.out.println("MyInterceptors preHandle 调用方法名:"+handlerMethod.getMethod().getName()); /* 写一个日记类和Service,将需要的属性保存到数据库 */ return true; } }
在Springmvc.xml中装配
<!-- 装配拦截器 --> <mvc:interceptors> <mvc:interceptor> <mvc:mapping path="/*"/> <bean class="com.datatub.springmvc.interceptors.MyInterceptors"></bean> </mvc:interceptor> </mvc:interceptors>
参考:http://blog.csdn.net/baidu_21578557/article/details/51956302
http://sishuok.com/forum/blogPost/list/5934.html