1:在TOMCAT自带的例子中(/webapps/examples/WEB-INF/classes/filters)找到2个文件RequestDumperFilter.java,SetCharacterEncodingFilter.java,加入到工程文件中去。 
  
2:配置 server.xml 
 
  <Connector port="8080" protocol="HTTP/1.1" connectionTimeout="20000" redirectPort="8443" URIEncoding="UTF-8" /> 
  
  <Connector port="8009" protocol="AJP/1.3" redirectPort="8443"  URIEncoding="UTF-8"/> 
  
  加入红色的部门就好了。 
  
  
  
3:配置 web.xml   
  
  <filter> 
    <filter-name>Set Character Encoding</filter-name> 
      <filter-class>filters.SetCharacterEncodingFilter</filter-class> 
      <init-param> 
        <param-name>encoding</param-name> 
        <param-value>GBK</param-value> 
      </init-param> 
  </filter> 
    <filter-mapping> 
      <filter-name>Set Character Encoding</filter-name> 
      <url-pattern>/*</url-pattern> 
    </filter-mapping> 
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