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Kotlin – Convert Object to/from JSON with Jackson 2.x

loizenai profile image loizenai ・1 min read

Kotlhttps://grokonez.com/kotlin/kotlin-convert-object-tofrom-json-jackson-2-x

Kotlin – Convert Object to/from JSON with Jackson 2.x

This tutorial shows you how to use Jackson 2.x 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/JSON url to Person(name:String,age:Int,messages:List) Kotlin Object, then convert Person object to JSON string/JSON file.

    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.fasterxml.jackson.module</groupId>
<artifactId>jackson-module-kotlin</artifactId>
<version>2.8.8</version>
</dependency>

  • import com.fasterxml.jackson.module.kotlin.*
  • use ObjectMapper instance:

More at:

https://grokonez.com/kotlin/kotlin-convert-object-tofrom-json-jackson-2-xin – Convert Object to/from JSON with Jackson 2.x

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