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!str #19156 Source/Flow/Sink-Stage removed

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Johan Andrén 2015-12-13 17:02:58 +01:00
parent b16b1692e3
commit bcc3525bd9
6 changed files with 38 additions and 40 deletions
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16
akka-stream/src/main/scala/akka/stream/impl/Sinks.scala
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@ -7,7 +7,7 @@ import akka.actor.{ ActorRef, Props }
import akka.stream.actor.ActorPublisherMessage.Request
import akka.stream.impl.StreamLayout.Module
import akka.stream._
import akka.stream.stage.{ InHandler, GraphStageLogic, SinkStage }
import akka.stream.stage.{ GraphStageWithMaterializedValue, InHandler, GraphStageLogic }
import akka.util.Timeout
import org.reactivestreams.{ Publisher, Subscriber }
import scala.annotation.unchecked.uncheckedVariance
@ -193,7 +193,12 @@ private[akka] final class AcknowledgeSink[In](bufferSize: Int, val attributes: A
override def toString: String = "AcknowledgeSink"
}
private[akka] final class LastOptionStage[T] extends SinkStage[T, Future[Option[T]]]("lastOption") {
private[akka] final class LastOptionStage[T] extends GraphStageWithMaterializedValue[SinkShape[T], Future[Option[T]]] {
val in = Inlet[T]("lastOption.in")
override val shape: SinkShape[T] = SinkShape.of(in)
override def createLogicAndMaterializedValue(inheritedAttributes: Attributes) = {
val p: Promise[Option[T]] = Promise()
(new GraphStageLogic(shape) {
@ -223,7 +228,12 @@ private[akka] final class LastOptionStage[T] extends SinkStage[T, Future[Option[
}
}
private[akka] final class HeadOptionStage[T] extends SinkStage[T, Future[Option[T]]]("headOption") {
private[akka] final class HeadOptionStage[T] extends GraphStageWithMaterializedValue[SinkShape[T], Future[Option[T]]] {
val in = Inlet[T]("headOption.in")
override val shape: SinkShape[T] = SinkShape.of(in)
override def createLogicAndMaterializedValue(inheritedAttributes: Attributes) = {
val p: Promise[Option[T]] = Promise()
(new GraphStageLogic(shape) {