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=str #17323 Source.actorRef now emits buffered els before completion

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Konrad Malawski 2015-04-28 09:48:46 +02:00
parent 8714d556d5
commit 4ba11177ba
3 changed files with 81 additions and 15 deletions
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11
akka-stream/src/main/scala/akka/stream/scaladsl/Source.scala
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@ -165,8 +165,6 @@ final class Source[+Out, +Mat](private[stream] override val module: Module)
object Source extends SourceApply {
import OperationAttributes.none
private[stream] def apply[Out, Mat](module: SourceModule[Out, Mat]): Source[Out, Mat] =
new Source(module)
@ -355,11 +353,14 @@ object Source extends SourceApply {
* if there is no demand from downstream. When `bufferSize` is 0 the `overflowStrategy` does
* not matter.
*
* The stream can be completed successfully by sending [[akka.actor.PoisonPill]] or
* [[akka.actor.Status.Success]] to the actor reference.
* The stream can be completed successfully by sending the actor referende an [[akka.actor.Status.Success]]
* messagein which case already buffered elements will be signalled before signalling completion,
* or by sending a [[akka.actor.PoisonPill]] in which case completion will be signalled immediatly.
*
* The stream can be completed with failure by sending [[akka.actor.Status.Failure]] to the
* actor reference.
* actor reference. In case the Actor is still draining its internal buffer (after having received
* an [[akka.actor.Status.Success]]) before signalling completion and it receives a [[akka.actor.Status.Failure]],
* the failure will be signalled downstream immediatly (instead of the completion signal).
*
* The actor will be stopped when the stream is completed, failed or cancelled from downstream,
* i.e. you can watch it to get notified when that happens.