Create akka stream sink - Java Message

Java examples for Message:AKKA

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Description

Create akka stream sink

Demo Code



import java.util.Arrays;

import akka.actor.ActorSystem;
import akka.stream.ActorMaterializer;
import akka.stream.javadsl.RunnableGraph;
import akka.stream.javadsl.Sink;
import akka.stream.javadsl.Source;
import scala.concurrent.Future;
import scala.runtime.BoxedUnit;

public class Ex1 {
  public static void main(String[] args) {
    ActorSystem system = ActorSystem.create("demo1");
    ActorMaterializer materializer = ActorMaterializer.create(system);

    // Create a source with some integer and print them
    Source<Integer, ?> source = Source.from(Arrays.asList(0,1,2,3));
    Sink<Integer, Future<BoxedUnit>> sink = Sink.foreach(x -> System.out.println(x));
    RunnableGraph<?> runnable = source.to(sink);
    runnable.run(materializer);/*from ww  w .  ja  v a  2  s.  com*/
  }
}

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