Spring消息转换器的配置

   <mvc:annotation-driven>
      <mvc:message-converters register-defaults="false">
        <!--spring消息转换器 -->
            <bean class="org.springframework.http.converter.StringHttpMessageConverter"/>
            <bean class="org.springframework.http.converter.ByteArrayHttpMessageConverter"/>
            <bean class="org.springframework.http.converter.BufferedImageHttpMessageConverter"/>

            <!--解决@Responcebody中文乱码问题 -->
            <bean class="org.springframework.http.converter.StringHttpMessageConverter">
                <constructor-arg value="UTF-8"></constructor-arg>
            </bean>
            <!--配合fastjson支持 -->
            <bean class="com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter">
                <property name="defaultCharset" value="UTF-8"></property>
                <property name="supportedMediaTypes">
                    <list>
                        <!--顺序保持这样,避免IE下载出错 -->
                        <value>text/html;charset=UTF-8</value>
                        <value>application/json</value>
                    </list>
                </property>
            </bean>
      </mvc:message-converters>
   </mvc:annotation-driven>