大大们帮我看一下这段xml代码有什么问题好吗
<?xml version="1.0" encoding="UTF-8"?>
<web-app version="3.0"
xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd">
<display-name></display-name>
<!--<filter>
<filter-name>CharacterFilter</filter-name>
<filter-class>com.csy.Filter.CharacterFilter</filter-class>
<init-param>
<param-name>ESCAPE_LIST</param-name>
<param-value>/WEB-INF/escapelist.txt</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>CharacterFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>-->
<servlet>
<description>This is the description of my J2EE component</description>
<display-name>This is the display name of my J2EE component</display-name>
<servlet-name>GuestBook</servlet-name>
<servlet-class>com.csy.controler.GuestBook</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>GuestBook</servlet-name>
<url-pattern>/guestbook.do</url-pattern>
</servlet-mapping>
<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>
</web-app>
运行显示404错误,但是把filter那段注释掉后就没有问题了
xml
filter
------解决方案--------------------楼主的过滤器是什么意思?
------解决方案--------------------最好贴出过滤器源码
------解决方案--------------------<param-value>/WEB-INF/escapelist.txt</param-value>里面放的是编码集?指定一种就行了。
------解决方案--------------------目测楼主
String[] tokens = input.split("="); 换成这样
且escapelist.txt
内容换成
<=<
>=>
给分