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01: Simple Akka tutorial in Java step by step

Why use Akka? Akka handles all of the underlying threading complexities by allowing you to just focus on dividing your tasks into actors, defining messages to pass among actors, and wiring together their communication logic.

The real power of Akka is realized when you distribute actors across multiple machines.

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02: Simple Akka tutorial in Java with 2 Actors

This tutorial extends the previous tutorial Simple Akka tutorial in Java step by step to use multiple actors. Let’s have two different actors to handle odd and even numbers respectively. We will also print the thread names. Step 1: Actor “ConsumerOfOddNumbers.java” that runs on the “ … Read more ›...

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03: Akka tutorial “ask” request – response pattern in Java

This tutorial extends the previous tutorial Simple Akka tutorial in Java step by step to apply the Ask pattern. Tell is a “Fire-and-Forget” pattern, and whereas an “ask” sends a message with a Future for the response. Request-Response pattern in Akka with “Ask”… Read more ›...

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04: Akka tutorial “tell-tell” request – response pattern in Java

This tutorial extends the previous tutorial Simple Akka tutorial in Java step by step and Akka tutorial “ask” request – response pattern in Java. Step 1: The “Producer.java” is an actor now. It receives messages from both “ProducerConsumerMain.java”, which is a “DeadLetterActorRef” … Read more ›...

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05: Akka tutorial in Java – calculating the factorials concurrently

This tutorial extends the previous tutorial Simple Akka tutorial in Java step by step. This is a non trivial example of calculating the factorial for a range of numbers in parallel. Step 1: The main class “FactorialCalculatorMain.java” takes a range: start and end as input arguments, … Read more ›...

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06: Simple Akka remoting tutorial in Java – producer & consumer

This tutorial extends the previous tutorial Simple Akka tutorial in Java step by step. This tutorial is all about remote actors. In other words, inter process communication. The “ProducerMain.java” and “ConsumerMain.java” run as different processes in host “127.0.0.1” … Read more ›...

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