Monday, November 17, 2014

CQRS/ES in Akka

I gave a talk at the Czech Scala Enthusiasts meetup in Prague, showing the basics of Akka, taking a slight detour through scodec; all to build a core of a CQRS/ES application. In this post, I’ll walk you through the main points of my talk.

 Basic Akka

 I started with basic Hello, World Akka application. In this application, there is the Greeter actor, which handles the messages defined in its companion object. This pair forms the behaviour and the protocol for the actor. The actor receives the Greeter.Greet message, and replies with a String greeting. To be certain that the implementation is correct, I had a property-based test to start with.

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