Reactor

Async Retrofit with coroutines and Spring Boot

Posted on by  
Christophe Hesters

Spring boot supports a non-blocking programming model with the spring-webflux module. Webflux supports a Reactive API using the Reactor library Flux and Mono API types. This model forces you to write your code in a different style than most people are used to. It generally is much harder to follow and debug.

This post shows you a short example of using Kotlin’s Coroutines instead of Reactor to write your code in a more imperative and easier to follow style. It includes examples of using Retrofit as HTTP client to access external API’s concurrently in a non-blocking way.

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