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Tag: gson

Parse a json list into list of object Java

I have a response as follows I want to map this json to a POJO object and have created this class I am currently using this way to read this The size of events is 2 but each event is coming as null instead of a map. Can Someone please help me ? Answer To achieve your goal you have

Gson showing nested Object as null

Im trying to deserialize objects into JSON, one object contains a nested object. I created an instance of both the nested object (UserAddress)and the one containing it (UserObjectWithNestedObject). However, when I serialize, the nested object is null. So I ran the program in debugger mode to see when it goes null. It seems to be null when I use it

Why protected constructor can be used to new instance outside of the package?

From gson-2.8.6.jar Outside of the package com.google.gson.reflect, why the protected TypeToken() constructor can be used to new an instance? What’s the grammar that {} appear after new TypeToken<String>()? Answer What you are seeing is the syntax for an anonymous class: https://docs.oracle.com/javase/tutorial/java/javaOO/anonymousclasses.html Essentially what happens is, defines a new anonymous class which inherits from TypeToken. You can immediately derive this from

Gson returns Json object with `=` instead of `:` [closed]

Closed. This question needs debugging details. It is not currently accepting answers. Edit the question to include desired behavior, a specific problem or error, and the shortest code necessary to reproduce the problem. This will help others answer the question. Closed last year. Improve this question Here is my code: The assertion fails because: Why does my expected object contain

Gson Failing to call custom Serializer

I’ve been trying to follow the advice given here to turn off scientific notation on numeric values represented in Json. The problem I’ve got is that my custom Serializer is never called. I’ve tried …

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