fastjson用java转json时间的格式化

只需要在调用JSON.toJSONString()的时候加上SerializerFeature.DisableCircularReferenceDetect和SerializerFeature.WriteDateUseDateFormat参数即可

JSON.toJSONString(list, SerializerFeature.DisableCircularReferenceDetect, SerializerFeature.WriteDateUseDateFormat);