SpringMVC 解決中文亂碼問題

中文亂碼問題，一般都是字符集的問題，在 web.xml 中，指定utf-8編碼，記得放在web.xml的最上面哦，順序有關係的。

 <filter>
    <filter-name>CharacterEncodingFilter</filter-name>
    <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
    <async-supported>true</async-supported>
    <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>