铲车找事做找哪些网站,太原模板建站定制,找工作的平台,北京画册设计公司作者#xff1a;ssslinppp 1. 拦截器简介及应用场景2. 拦截器接口及拦截器适配器3. 运行流程图正常运行中断流程4. 程序实例控制层#xff1a;ControllerRequestMapping(value /test)public class TestController {RequestMapping(value /intercept…作者ssslinppp 1. 拦截器简介及应用场景2. 拦截器接口及拦截器适配器3. 运行流程图正常运行中断流程4. 程序实例控制层ControllerRequestMapping(value /test)public class TestController { RequestMapping(value /interceptor12) public String interceptor12() { System.out.println(Controller层方法-interceptor12); return index; } RequestMapping(value /interceptor34) public String interceptor34() { System.out.println(Controller层方法-interceptor34); return index; }} 总共定义了5个拦截器每个拦截器中只是打印消息各拦截器类似程序如下public class MyInterceptor1 extends HandlerInterceptorAdapter { Override public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception { System.out.println(MyInterceptor1-preHandle()); return true; } Override public void postHandle(HttpServletRequest request, HttpServletResponse response, Object o, ModelAndView mav) throws Exception { System.out.println(MyInterceptor1-postHandle()); } Override public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object o, Exception excptn) throws Exception { System.out.println(MyInterceptor1-afterCompletion()); }} 配置拦截器!-- 定义拦截器 -- mvc:interceptors mvc:interceptor !-- 拦截指定请求 -- mvc:mapping path/test/interceptor12 / bean classcom.ll.Interceptor.MyInterceptor1 / /mvc:interceptor !-- 拦截所有的请求 -- mvc:interceptor mvc:mapping path/test/* / bean classcom.ll.Interceptor.MyInterceptorAll / /mvc:interceptor mvc:interceptor mvc:mapping path/test/interceptor12 / bean classcom.ll.Interceptor.MyInterceptor2 / /mvc:interceptor mvc:interceptor mvc:mapping path/test/interceptor34 / bean classcom.ll.Interceptor.MyInterceptor3 / /mvc:interceptor mvc:interceptor mvc:mapping path/test/interceptor34 / bean classcom.ll.Interceptor.MyInterceptor4 / /mvc:interceptor /mvc:interceptors 特别注意拦截器的配置顺序,如下MyInterceptor1MyInterceptorAllMyInterceptor2MyInterceptor3MyInterceptor4其中MyInterceptor1和MyInterceptor2拦截interceptor12请求MyInterceptor3和MyInterceptor4拦截interceptor34请求MyInterceptorAll拦截所有请求。5. 测试http://localhost:8080/SpringMVCTest/test/interceptor12 http://localhost:8080/SpringMVCTest/test/interceptor34 6. 其他应用举例-登录检测7. 其他博客http://www.cnblogs.com/ssslinppp http://blog.sina.com.cn/spstudy淘宝-代做毕设http://shop110473970.taobao.com/?spma230r.7195193.1997079397.42.AvYpGW http://shop125186102.taobao.com/?spma1z10.1-c.0.0.SsuajD来自为知笔记(Wiz)附件列表 转载于:https://www.cnblogs.com/ssslinppp/p/4613273.html
