springmvc中spring提供的中文乱码解决问题

在web.xml配置中加上以下配置：

固定写法，直接用就可以

<filter>

   <filter-name>characterEncodingFilter</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>

   <init-param>

       <param-name>forceEncoding</param-name>

       <param-value>true</param-value>

   </init-param>

</filter>

<filter-mapping>

   <filter-name>characterEncodingFilter</filter-name>

   <url-pattern>/*</url-pattern>

</filter-mapping>