session过滤器,配置文件如下
  <filter>  
   <filter-name>SessionFilter</filter-name>
   <filter-class>filter.CheckLoginFilter</filter-class>
   <init-param>
   <param-name>checkSessionKey</param-name>
   <param-value>LoginID</param-value>
   </init-param>
   <init-param>
<param-name>redirectURL</param-name>
<param-value>/index.jsp</param-value>
</init-param>
   <init-param>
   <param-name>notCheckURLList</param-name>
   <param-value>/Information/ProductInformation.jsp;UserLogin/ChicklingInfoManagement/Display.jsp</param-value>
   </init-param>
   </filter>
         <filter-mapping>
   <filter-name>SessionFilter</filter-name>
   <url-pattern>/UserLogin/*</url-pattern><!--这个没问题 -->
   </filter-mapping>
   <filter-mapping>
   <filter-name>SessionFilter</filter-name>
   <url-pattern>insert*.do</url-pattern><!--这里报错 Invalid <url-pattern> insert*.do in filter mapping-->
   </filter-mapping>
主要就是检测下用户是否登录.不能写*.do啊,写了就连登录都不行了(Login.do)...不知道该怎么写