让Filter过滤内部转发的请求

在java web开发中配置过滤器默认都是针对外部的请求进行过滤，而通过
request.getRequestDispatcher("url").forward(request,response)
进行请求转发的则不被过滤，其实要让过滤器实现这个功能，只要在web.xml文件中稍做配置即可。

标签： Fliter 过滤器 内部转发

代码片段(1) [全屏查看所有代码]

1. [代码][XML]代码     跳至 [1] [全屏预览]

01	<?xml version="1.0" encoding="UTF-8"?>

02

<web-app xmlns:xsi="http://www./2001/XMLSchema-instance" xmlns="http://java./xml/ns/javaee" xmlns:jsp="http://java./xml/ns/javaee/jsp" xmlns:web="http://java./xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java./xml/ns/javaee http://java./xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5">

03	<display-name>TestFilter</display-name>

04	<welcome-file-list>

05	<welcome-file>index.html</welcome-file>

06	<welcome-file>index.htm</welcome-file>

07	<welcome-file>index.jsp</welcome-file>

08	<welcome-file>default.html</welcome-file>

09	<welcome-file>default.htm</welcome-file>

10	<welcome-file>default.jsp</welcome-file>

11	</welcome-file-list>

12

<filter>

13	<display-name>ActionFilter</display-name>

14	<filter-name>ActionFilter</filter-name>

15	<filter-class>test.web.ActionFilter</filter-class>

16

</filter>

17	<filter-mapping>

18	<filter-name>ActionFilter</filter-name>

19	<url-pattern>*.do</url-pattern>

20	<dispatcher>REQUEST</dispatcher>

21	<dispatcher>FORWARD</dispatcher>

22	<dispatcher>INCLUDE</dispatcher>

23	</filter-mapping>

24	</web-app>