Akka intro at Amsterdam Scala Academy meetup

December 19 '2013

Transcript

1. Akka intro!
   Amsterdam Scala Academy III!
   Dec 19 ‘2013
   +
   

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2. Akka
   • Akka is a toolkit and runtime for building highly
   concurrent, distributed, and fault tolerant event-
   driven applications on the JVM.
   

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3. Akka
   • Higly concurrent <— Actors!
   • Fault tolerance <— Supervision!
   • Distributed <— Remoting / Cluster
   akka-actor, akka-cluster, akka-persistence,
   akka-io, akka-osgi, akka-testkit, etc
   

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4. Akka
   • Failure: Deal with it. Viktor Klang

   http://skillsmatter.com/podcast/scala/viktor-klang!
   • The road to akka cluster. Jonas Boner

   http://skillsmatter.com/podcast/scala/jonas-boner
   

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5. Actors
   • Actor computation model —> Carl Hewitt, 1973.!
   • An actor is a computational entity that, in response to a
   message it receives, can concurrently:!
   • send a finite number of messages to other actors;!
   • create a finite number of new actors;!
   • designate the behavior to be used for the next message
   it receives.!
   • Actors in Scala: Scalaz, Liftweb, Scala actors, Akka
   

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6. Green Belt Akka
   • Akka concepts!
   • https://github.com/ajantis/akka-meetup-sthlm/
   blob/master/GREEN_BELT_AKKA.md
   

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7. Practice
   • Akka Kata in Scala. Authors: ! !
   • Henrik Engström : @h3nk3!
   • Björn Antonsson : @bantonsson!
   • http://github.com/ajantis/akka-meetup-sthlm!
   • > git clone git@github.com:ajantis/akka-meetup-
   sthlm.git!
   • > sbt gen-idea / sbt eclipse
   

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8. Practice
   

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9. Practice
   • To implement:!
   • BettingService!
   • BettingProcessor
   

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10. Thanks!
    • Dmitry Ivanov !
    • twitter: @idajantis!
    • github: ajantis
    

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