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!str #16902: Unify stream internal representation

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also =str #16912: Fix StreamTcpSpec flakiness
This commit is contained in:
Endre Sándor Varga 2015-01-28 14:19:50 +01:00
parent cac9c9f2fb
commit 8d77fa8b29
230 changed files with 7814 additions and 9596 deletions
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30
akka-docs-dev/rst/scala/code/docs/stream/FlowDocSpec.scala
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@ -36,13 +36,10 @@ class FlowDocSpec extends AkkaSpec {
val sink = Sink.fold[Int, Int](0)(_ + _)
// connect the Source to the Sink, obtaining a RunnableFlow
val runnable: RunnableFlow = source.to(sink)
val runnable: RunnableFlow[Future[Int]] = source.toMat(sink)(Keep.right)
// materialize the flow
val materialized: MaterializedMap = runnable.run()
// get the materialized value of the FoldSink
val sum: Future[Int] = materialized.get(sink)
// materialize the flow and get the value of the FoldSink
val sum: Future[Int] = runnable.run()
//#materialization-in-steps
}
@ -61,17 +58,20 @@ class FlowDocSpec extends AkkaSpec {
//#stream-reuse
// connect the Source to the Sink, obtaining a RunnableFlow
val sink = Sink.fold[Int, Int](0)(_ + _)
val runnable: RunnableFlow = Source(1 to 10).to(sink)
val runnable: RunnableFlow[Future[Int]] =
Source(1 to 10).toMat(sink)(Keep.right)
// get the materialized value of the FoldSink
val sum1: Future[Int] = runnable.run().get(sink)
val sum2: Future[Int] = runnable.run().get(sink)
val sum1: Future[Int] = runnable.run()
val sum2: Future[Int] = runnable.run()
// sum1 and sum2 are different Futures!
//#stream-reuse
}
"compound source cannot be used as key" in {
// FIXME #16902 This example is now turned around
// The WRONG case has been switched
//#compound-source-is-not-keyed-runWith
import scala.concurrent.duration._
case object Tick
@ -82,14 +82,14 @@ class FlowDocSpec extends AkkaSpec {
timerCancel.cancel()
val timerMap = timer.map(tick => "tick")
val _ = Sink.ignore.runWith(timerMap) // WRONG: returned type is not the timers Cancellable!
// materialize the flow and retrieve the timers Cancellable
val timerCancellable = Sink.ignore.runWith(timerMap)
timerCancellable.cancel()
//#compound-source-is-not-keyed-runWith
//#compound-source-is-not-keyed-run
// retain the materialized map, in order to retrieve the timer's Cancellable
val materialized = timerMap.to(Sink.ignore).run()
val timerCancellable = materialized.get(timer)
timerCancellable.cancel()
val timerCancellable2 = timerMap.to(Sink.ignore).run()
timerCancellable2.cancel()
//#compound-source-is-not-keyed-run
}
@ -133,7 +133,7 @@ class FlowDocSpec extends AkkaSpec {
source.to(Sink.foreach(println(_)))
// Starting from a Sink
val sink: Sink[Int] = Flow[Int].map(_ * 2).to(Sink.foreach(println(_)))
val sink: Sink[Int, Unit] = Flow[Int].map(_ * 2).to(Sink.foreach(println(_)))
Source(1 to 6).to(sink)
//#flow-connecting