Convert Java Object to/from JSON using Jackson

This tutorial explains how to convert Java Object to/from JSON using Jackson.

1. Introduction

Jackson is a suite of data-processing tools for Java (and JVM platform), including the flagship JSON parsing and generation library, as well as additional modules to process data encoded in AvroCBORCSVSmileXML or YAML

2. Project Setup

Lets create a simple Maven project with the below pom.xml

In the above pom.xml we added dependencies for Jackson Databind.

3. Java POJO

Lets code two POJO classes Student.java and Department.java, each Student belongs to a particular Department

4. JSON Convertor Class

Lets us create a convertor class which converts to/from JSON/Java.

5. Output

Output

6. Project Structure

Project Structure

 

Download Jackson Example Project

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