Use akka-typed 2.5.7-M1 or later.

Blog Posts and their main classes that can be run with sbt or maven:

• Akka Typed: Hello World in the new API
  • Java
    • blog.classic.javadsl.HelloWorldApp1
    • blog.typed.javadsl.HelloWorldApp1
    • blog.classic.javadsl.HelloWorldApp2
    • blog.typed.javadsl.HelloWorldApp2
  • Scala
    • blog.classic.scaladsl.HelloWorldApp1
    • blog.typed.scaladsl.HelloWorldApp1
    • blog.classic.scaladsl.HelloWorldApp2
    • blog.typed.scaladsl.HelloWorldApp2
• Akka Typed: Coexistence
  • Java
    • blog.typed.javadsl.CoexistenceApp1
    • blog.typed.javadsl.CoexistenceApp2
  • Scala
    • blog.typed.scaladsl.CoexistenceApp1
    • blog.typed.scaladsl.CoexistenceApp2
• Akka Typed: Mutable vs. Immutable
  • Java
    • blog.typed.javadsl.MutableRoundRobinApp
    • blog.typed.javadsl.ImmutableRoundRobinApp
  • Scala
    • blog.typed.scaladsl.MutableRoundRobinApp
    • blog.typed.scaladsl.ImmutableRoundRobinApp
• Akka Typed: Supervision
  • Java
    • blog.typed.javadsl.FlakyWorkerApp
  • Scala
    • blog.typed.scaladsl.FlakyWorkerApp
• Akka Typed: Signal
  • Java
    • blog.typed.javadsl.FlakyWorkerApp2
  • Scala
    • blog.typed.scaladsl.FlakyWorkerApp2
• Akka Typed: Timers
  • Java
    • blog.typed.javadsl.BuncherApp
  • Scala
    • blog.typed.scaladsl.BuncherApp
• Akka Typed: New Cluster API
  • Local router
    • blog.typed.cluster.scaladsl.LocalRouterApp
  • Cluster router
    • sbt "runMain blog.typed.cluster.scaladsl.ClusterRouterApp 2551"
    • sbt "runMain blog.typed.cluster.scaladsl.ClusterRouterApp 2552"
    • sbt "runMain blog.typed.cluster.scaladsl.ClusterRouterApp 2553"
• Akka Typed: New Cluster Tools API
  • Distributed Data
    • sbt "runMain blog.typed.cluster.scaladsl.CounterApp 2551"
    • sbt "runMain blog.typed.cluster.scaladsl.CounterApp 2552"
    • sbt "runMain blog.typed.cluster.scaladsl.CounterApp 2553"
  • Singleton
    • sbt "runMain blog.typed.cluster.scaladsl.SequenceNumberApp 2551"
    • sbt "runMain blog.typed.cluster.scaladsl.SequenceNumberApp 2552"
    • sbt "runMain blog.typed.cluster.scaladsl.SequenceNumberApp 2553"
  • Sharding
    • sbt "runMain blog.typed.cluster.scaladsl.ClusterShardingBlogPostApp cassandra"
    • sbt "runMain blog.typed.cluster.scaladsl.ClusterShardingBlogPostApp 2551"
    • sbt "runMain blog.typed.cluster.scaladsl.ClusterShardingBlogPostApp 2552"
    • sbt "runMain blog.typed.cluster.scaladsl.ClusterShardingBlogPostApp 2553"

sbt run

Select the main class to run. Press ENTER to exit the system

mvn compile exec:java -Dexec.mainClass="blog.classic.javadsl.HelloWorldApp1"

Press ENTER to exit the system