tvuchova / springboot2-reactive-kotlin

A simple counter using Spring Boot 2 and Kotlin

Reactive Spring Boot 2 with Kotlin

This code supports a blog post I wrote, and implements a simple counter using Spring Boot 2.0, Kotlin, and Redis.

Update 2020-05-27: There is a new version of this project using Kotlin Coroutines and an accompanying blog post!

Getting The Code

git clone https://github.com/tginsberg/springboot2-reactive-kotlin.git

Requirements

0. Gradle 4.0+
1. Java 1.8
2. Redis installed and ready to use
3. A cursory understanding of reactive concepts and Spring Boot

Running the server

gradlew bootRun

Endpoints

Purpose	Method	URL	Accept Header
Current state of counter	GET	/api/counter	application/json
Counter event stream	GET	/api/counter	text/event-stream
Increment counter	PUT	/api/counter/up	application/json
Decrement counter	PUT	/api/counter/down	application/json