Servlet过滤器的实例
?下面是用于设定表单传输参数编码的过滤器CharacterEncodingFilter.java
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<filter><filter-name>char</filter-name><filter-class>servlet.CharFilter</filter-class><init-param><param-name>charset</param-name><param-value>gbk</param-value></init-param><init-param><param-name>it</param-name><param-value>hope</param-value></init-param></filter><filter-mapping><filter-name>char</filter-name><url-pattern>/*</url-pattern></filter-mapping>
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