Spring MVC中用@ResponseBody转json 对json进行处理方法汇总

<mvc:annotation-driven><mvc:message-converters register-defaults="true"><bean class="com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter"><property name="features"><array><!-- 下面配置，默认是false--><value>WriteMapNullValue</value><value>WriteNullNumberAsZero</value><value>WriteNullListAsEmpty</value><value>WriteNullStringAsEmpty</value><value>WriteNullBooleanAsFalse</value><value>WriteDateUseDateFormat</value></array></property></bean></mvc:message-converters></mvc:annotation-driven>