Questions tagged [json-serialization]

302 questions
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What is meant by Flattening and Unflattening of Json? Also can we use ObjectMapper class to deserialize a flattened json attribute?

I am trying to understand what exactly is it to flatten a Json and Unflatten a Json. Any links or blogs would be helpful. Also w.r.t the additional question, I am trying to deserialize a flattened json attribute into objectmapper object. The Json I…
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JSON in C#: How do I get all objects in a json string below a certain class?

I am trying to get everything below apps and put the values inside a Dictionary I am using the below code. Class: public class Games { public int AppId { get; set; } public string Name { get; set; } } Code: public…
Brian
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Overriding @JsonProperty in a subclass with @JsonIgnore

I have a parent class public class Parent { @JsonProperty("ID") private int id; // getter and setter } and a corresponding subclass public class Child extends Parent { @Override @JsonIgnore public int getId() { …
stan
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JsonMappingException: Direct self-reference leading to cycle (through reference chain: MyClass["underlyingValue"])

I have a POJO class extending net.sf.gilead.pojo.gwt.LightEntity. I am not able to serialize the POJO object to JSON string using com.fasterxml.jackson.databind.ObjectMapper.writeValueAsString(obj). I am getting this…
Jayram Kumar
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JsonConvert SerializeObject not correctly serializing String Array

I'm posting some JSON to a REST server using the following RestConnector: using Newtonsoft.Json; public static T httpPost(String myURL, Dictionary data) { HttpWebRequest request = (HttpWebRequest)WebRequest.Create(myURL); …
Fueled By Coffee
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JSON Serialization of Subclass to Superclass

I have two classes: Superclass: public class A { public int a; public A(int a) { this.a = a; } } Subclass: public class B extends A { public B(int a) { super(a); } } I use Jackson to…
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Swift 4 Ambiguous reference to member 'jsonObject(with:options:)'

Trying to setup a unit test which performs a network request and attempts to serialize the response. I'm currently getting the error: Ambiguous reference to member 'jsonObject(with:options:)'. Confused as to why this is happening as the unit test…
user7684436
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aspnet core json ignore duplicate fields

How do I ignore duplicate fields? For example I have this raw json { "Value": 3, "Name": "Test", "value": "irrelevant" } I would like to ignore value because my target type has public int Value { get; set; } We have this kind of issue on most of the…
herme 0
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Replace escape character \ from generated JSON string Xamarin.Android

In my Xamarin.Android project, I'm using NewtonSoft Serialization to serialize my Object into JSON string. But when I do this my string has escape characters like this: {\"id\":\"45912345\",\"number\":\"c6474a2345\"} But I want like…
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Unity Json.Net: Error setting value

I'm trying to create a convenient serialized reference to asset objects. It serialized correctly, but deserialization fails with exception "Error setting value to 'textAssetRef' on 'TestData'." I've prepared a small test component for Unity to…
v3nz
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Parsing response form AWSTask, returned from lambda in iOS swift 3

Any suggestions in how to parse AWSTask.result into JSON object? I am invoking AWS Lambda function, which returns a JSON string code below let task = lambdaInvoker.invokeFunction("LambdaFunction", jsonObject: ["processName":processName]) …
Vasu Seshadri
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How to correctly parse a nested json string to a proper json?

"{\"event\":\"posted\",\"data\":{\"channel_display_name\":\"\",\"channel_name\":\"e6webbgbt7gp8ryb4yyheiyrcw__jbk5semtk3dhjqzcoscu7g4yhe\",\"channel_type\":\"D\",\"mentions\":\"[\\\"jbk5semtk3dhjqzcoscu7g4yhe\\\"]\",\"post\":\"{\\\"id\\\":\\\"4fu4ey9…
Bibek
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How can I get the JSON response in dictionary format in swift3?

I'm working on JSON serialization like below code: let jsonData: Data? = try? JSONSerialization.data(withJSONObject: abc, options: .prettyPrinted) let parsedDict = String(data: jsonData!, encoding: String.Encoding.utf8) print(" parse Dict…
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What to cast JSON response as in JsonSerialization for specific Json Response

JSON response: { "matches": [ { "platformId": "EUW1", "gameId": 3427082245, "champion": 21, "queue": 450, "season": 9, "timestamp": 1511224973899, "role": "NONE", "lane":…
user6911980
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Max Length of JSON Serialization

In ASP.NET MVC, Can I go beyond the max length of JSON? var jsonResult = Json(data, JsonRequestBehavior.AllowGet); jsonResult.MaxJsonLength = int.MaxValue; return jsonResult; My data here is greater than max value. If no, how can I send the data…
Alexander Paes
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