Kotlin - How to convert Object to/from JSON by Gson with Kotlin language

Kotlin - How to convert Object to/from JSON by Gson with Kotlin language

https://grokonez.com/kotlin/kotlin-convert-object-tofrom-json-gson-kotlin-language

This tutorial shows you how to use Gson to convert Kotlin object to/from JSON.

I. Technology

• Java 1.8
• Kotlin 1.1.2
• Maven 3.5.1

  II. Overview

  1. Goal

• Convert JSON string/JSON file to Person(name:String,age:Int,messages:List) Kotlin Object/List/Map
• Convert Person Object/List/Map to JSON string.

  2. Steps to do

• add Dependency:

  <dependency>
  <groupId>org.jetbrains.kotlin</groupId>
  <artifactId>kotlin-stdlib</artifactId>
  <version>1.1.2</version>
  </dependency>

<dependency>
<groupId>com.google.code.gson</groupId>
<artifactId>gson</artifactId>
<version>2.8.0</version>
</dependency>

• import:

  
  import com.google.gson.Gson
  import com.google.gson.GsonBuilder
  import com.google.gson.reflect.TypeToken
  

More at:

https://grokonez.com/kotlin/kotlin-convert-object-tofrom-json-gson-kotlin-language