在server.xml配置文件中，增加
URIEncoding=GBK"：
<Connector?port="8080"
???????????????maxThreads="150"?minSpareThreads="25"?maxSpareThreads="75"
???????????????enableLookups="false"?redirectPort="8443"?acceptCount="100"
???????????????connectionTimeout="20000"?disableUploadTimeout="true"?URIEncoding="GBK"/>
????<!--?Note?:?To?disable?connection?timeouts,?set?connectionTimeout?value
?????to?0?-->