spring3 mvc responsebody 乱码：报错

页面
<%@ page contentType="text/html; charset=gbk" pageEncoding="gbk" %>
<meta http-equiv="Content-Type" content="text/html; charset=gbk" />

ajax请求 @ResponseBody 返回 乱码

请不要贴如下的解决办法了，经试验，无效

<bean class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter" > 
 <property name="messageConverters"> 
    <list> 
   <bean class = "org.springframework.http.converter.StringHttpMessageConverter"> 
    <property name = "supportedMediaTypes"> 
     <list> 
      <value>text/plain;charset=UTF-8</value> 
     </list> 
    </property> 
   </bean> 
  </list> 
 </property> 
</bean>