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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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26
akka-docs-dev/rst/scala/code/docs/stream/cookbook/RecipeDroppyBroadcast.scala
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@ -16,30 +16,26 @@ class RecipeDroppyBroadcast extends RecipeSpec {
val sub1 = SubscriberProbe[Int]()
val sub2 = SubscriberProbe[Int]()
val futureSink = Sink.head[Seq[Int]]
val mySink1 = Sink(sub1)
val mySink2 = Sink(sub2)
val futureSink = Sink.head[Seq[Int]]
val mySink3 = Flow[Int].grouped(200).to(futureSink)
val mySink3 = Flow[Int].grouped(200).toMat(futureSink)(Keep.right)
//#droppy-bcast
// Makes a sink drop elements if too slow
def droppySink[T](sink: Sink[T], bufferSize: Int): Sink[T] = {
Flow[T].buffer(bufferSize, OverflowStrategy.dropHead).to(sink)
}
val graph = FlowGraph.closed(mySink1, mySink2, mySink3)((_, _, _)) { implicit b =>
(sink1, sink2, sink3) =>
import FlowGraph.Implicits._
import FlowGraphImplicits._
val graph = FlowGraph { implicit builder =>
val bcast = Broadcast[Int]
val bcast = b.add(Broadcast[Int](3))
myElements ~> bcast
myElements ~> bcast
bcast ~> droppySink(mySink1, 10)
bcast ~> droppySink(mySink2, 10)
bcast ~> droppySink(mySink3, 10)
bcast.buffer(10, OverflowStrategy.dropHead) ~> sink1
bcast.buffer(10, OverflowStrategy.dropHead) ~> sink2
bcast.buffer(10, OverflowStrategy.dropHead) ~> sink3
}
//#droppy-bcast
Await.result(graph.run().get(futureSink), 3.seconds).sum should be(5050)
Await.result(graph.run()._3, 3.seconds).sum should be(5050)
sub1.expectSubscription().request(10)
sub2.expectSubscription().request(10)