How To Develop and Build Java Rest API

A step by step guide with an example project

Photo by Christoph Theisinger on Unsplash

REST is an acronym for REpresentational State Transfer. Rest follows some guidelines to facilitate the communication between systems. This article list out all the necessary ingredients for the production-ready Java rest API with an example project.

Let’s not complicate things and create a simple todo API where you get a list of tasks with Get request and create a task with the post request. since we are focussing on the Java REST API, let’s go with the simple API.

• Prerequisites
• Example Project
• Start With Spring Initializer
• Configure H2 Database
• Understanding Project Structure
• Auto Restart and Live Reload With Spring Dev Tools
• Production-Ready Features With Spring Actuator
• Create Repository With Spring Data Rest
• Controller, Spring HATEOAS and Exception Handling
• Testing the URLs With Postman
• Unit Testing With JUnit 5
• Integration Testing With Rest Assured
• Code Coverage
• Swagger Documentation