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[BUG]toJavaObject在嵌套JsonObject时无法序列化 #728
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wenshao
added a commit
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Sep 1, 2022
https://oss.sonatype.org/content/repositories/snapshots/com/alibaba/fastjson2/fastjson2/2.0.13-SNAPSHOT/ |
https://github.com/alibaba/fastjson2/releases/tag/2.0.13 |
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问题描述
简要描述您碰到的问题。
toJavaObject在嵌套JsonObject时无法序列化
在很多情况下,嵌套json里层会被转化成linkedHashMap,但是linkedHashMap转成jsonobject会遇到问题
环境信息
请填写以下信息:
Fastjson2 2.0.12
重现步骤
如何操作可以重现该问题:
xxx.xxx
方法...
数据...
错误//可在此输入示例代码
class TestClass
private JSONObject data;
String a="{"test":"123465"}";
LinkedHashMap linkedHashMap = JSON.toJavaObject(a, LinkedHashMap.class);
JSONObject jsonObject =new JSONObject();
jsonObject.put("data",linkedHashMap);
System.out.println("a = " + linkedHashMap);
System.out.println("a = " + jsonObject.toJavaObject(TestClass.class));//报错
to
期待的正确结果
对您期望发生的结果进行清晰简洁的描述。
相关日志输出
请复制并粘贴任何相关的日志输出。
a = {test=123465}
Exception in thread "main" com.alibaba.fastjson2.JSONException: invoke constructor error, public com.iflytek.skylab.service.proxy.controller.TestClass2(com.alibaba.fastjson2.JSONObject)
at com.alibaba.fastjson2.reader.ConstructorFunction.apply(ConstructorFunction.java:148)
at com.alibaba.fastjson2.reader.ConstructorFunction.apply(ConstructorFunction.java:15)
at com.alibaba.fastjson2.reader.ObjectReaderNoneDefaultConstrutor.createInstanceNoneDefaultConstructor(ObjectReaderNoneDefaultConstrutor.java:53)
at com.alibaba.fastjson2.reader.ObjectReaderNoneDefaultConstrutor.createInstance(ObjectReaderNoneDefaultConstrutor.java:327)
at com.alibaba.fastjson2.JSONObject.to(JSONObject.java:1189)
at com.alibaba.fastjson2.JSONObject.toJavaObject(JSONObject.java:1201)
at com.iflytek.skylab.service.proxy.controller.TestClass.main(TestClass.java:30)
Caused by: java.lang.IllegalArgumentException: argument type mismatch
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
at com.alibaba.fastjson2.reader.ConstructorFunction.apply(ConstructorFunction.java:146)
... 6 more
附加信息
如果你还有其他需要提供的信息,可以在这里填写(可以提供截图、视频等)。
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