循环引用Map 中的ref值反序列化未解析为对象

[zsx0321]

import com.alibaba.fastjson.JSON; import com.alibaba.fastjson.TypeReference; import com.google.common.collect.Maps; import lombok.Data;

import java.io.IOException; import java.util.HashMap;

public class Test { public static void main(String[] args) throws IOException { IndexData indexData = new IndexData(); String json = JSON.toJSONString(indexData); //序列化后的结果 {"param1":{},"unit":{"param1":{"$ref":"$.param1"}}} System.out.println(json); indexData = JSON.parseObject(json, new TypeReference<IndexData>(){}); //反序列化的结果未反序列化完成，indexData.unit 的值为：{"$ref":"$.param1"} //而非期望引用的对象param1 System.out.println(indexData); } } @Data class IndexData{ HashMap<String,String> param1 = Maps.newHashMap(); HashMap<String,HashMap<String,String>> unit = Maps.newHashMap(); { unit.put("param1",param1); } }

[zsx0321]

fastjson版本：1.2.51 java版本：1.8.0_181

[CptTZ]

Use SerializerFeature.DisableCircularReferenceDetect.

See: https://blog.csdn.net/qq_35873847/article/details/78850528

[FuckReally]

这问题修了吗