修改默认编码（ISO-8859-1）方法，修改根目录的conf下的server.xml,Connector元素添加URIEncoding=”UTF-8”属性，如下所示：

<Connector connectionTimeout="20000" port="8080" protocol="HTTP/1.1" URIEncoding="UTF-8" redirectPort="8443"/>

2、new String(info.getBytes("iso-8859-1"),"UTF-8");