Spring json MappingJacksonJsonView 사용시 특정 model attribute 선택

<beans:bean id="jsonView" class="org.springframework.web.servlet.view.json.MappingJacksonJsonView" >
<beans:property name="modelKeys">
<beans:set>
<beans:value>results</beans:value>
</beans:set>
</beans:property>
</beans:bean>