springmvc编码问题

web.xml中加入

 1 <filter>
 2         <filter-name>encodingFilter</filter-name>
 3         <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
 4         <init-param>
 5             <param-name>encoding</param-name>
 6             <param-value>UTF-8</param-value>
 7         </init-param>
 8         <init-param>
 9             <param-name>forceEncoding</param-name>
10             <param-value>true</param-value>
11         </init-param>
12     </filter>
13     <!-- encoding filter for jsp page -->
14     <filter-mapping>
15         <filter-name>encodingFilter</filter-name>
16         <url-pattern>/*</url-pattern>
17     </filter-mapping>
18