在web.xml里面配置
<filter> <filter-name>charac</filter-name> <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class> <init-param> <param-name>encoding</param-name> <param-value>UTF-8</param-value> </init-param> </filter> <filter-mapping> <filter-name>charac</filter-name> <url-pattern>/*</url-pattern> </filter-mapping>