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=str #20229 groupBy should be a Graph stage (#20344)

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Alexander Golubev 2016-05-23 11:31:49 +03:00 • committed by Patrik Nordwall
parent 74b8d749b6
commit 03395d5739
15 changed files with 402 additions and 479 deletions
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12
akka-stream/src/main/scala/akka/stream/impl/Sinks.scala
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@ -5,7 +5,7 @@ package akka.stream.impl
import akka.stream.impl.QueueSink.{ Output, Pull }
import akka.{ Done, NotUsed }
import akka.actor.{ ActorRef, Props }
import akka.actor.{ ActorRef, Actor, Props }
import akka.stream.Attributes.InputBuffer
import akka.stream._
import akka.stream.impl.Stages.DefaultAttributes
@ -100,10 +100,12 @@ private[akka] final class FanoutPublisherSink[In](
override def create(context: MaterializationContext): (Subscriber[In], Publisher[In]) = {
val actorMaterializer = ActorMaterializer.downcast(context.materializer)
val fanoutProcessor = ActorProcessorFactory[In, In](
actorMaterializer.actorOf(
context,
FanoutProcessorImpl.props(actorMaterializer.effectiveSettings(attributes))))
val impl = actorMaterializer.actorOf(
context,
FanoutProcessorImpl.props(actorMaterializer.effectiveSettings(attributes)))
val fanoutProcessor = new ActorProcessor[In, In](impl)
impl ! ExposedPublisher(fanoutProcessor.asInstanceOf[ActorPublisher[Any]])
// Resolve cyclic dependency with actor. This MUST be the first message no matter what.
(fanoutProcessor, fanoutProcessor)
}