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19455 Simplify conflate signature for the common case

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This commit is contained in:
Endre Sándor Varga 2016-01-22 15:22:30 +01:00
parent c36fdb111c
commit 3081e2895b
21 changed files with 281 additions and 55 deletions
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4
akka-docs/rst/scala/code/docs/stream/RateTransformationDocSpec.scala
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@ -24,7 +24,7 @@ class RateTransformationDocSpec extends AkkaSpec {
"conflate should summarize" in {
//#conflate-summarize
val statsFlow = Flow[Double]
.conflate(Seq(_))(_ :+ _)
.conflateWithSeed(Seq(_))(_ :+ _)
.map { s =>
val μ = s.sum / s.size
val se = s.map(x => pow(x - μ, 2))
@ -45,7 +45,7 @@ class RateTransformationDocSpec extends AkkaSpec {
//#conflate-sample
val p = 0.01
val sampleFlow = Flow[Double]
.conflate(Seq(_)) {
.conflateWithSeed(Seq(_)) {
case (acc, elem) if Random.nextDouble < p => acc :+ elem
case (acc, _) => acc
}

2
akka-docs/rst/scala/code/docs/stream/StreamBuffersRateSpec.scala
View file

@ -48,7 +48,7 @@ class StreamBuffersRateSpec extends AkkaSpec {
Source.tick(initialDelay = 3.second, interval = 3.second, Tick()) ~> zipper.in0
Source.tick(initialDelay = 1.second, interval = 1.second, "message!")
.conflate(seed = (_) => 1)((count, _) => count + 1) ~> zipper.in1
.conflateWithSeed(seed = (_) => 1)((count, _) => count + 1) ~> zipper.in1
zipper.out ~> Sink.foreach(println)
ClosedShape

4
akka-docs/rst/scala/code/docs/stream/cookbook/RecipeMissedTicks.scala
View file

@ -21,12 +21,12 @@ class RecipeMissedTicks extends RecipeSpec {
//#missed-ticks
val missedTicks: Flow[Tick, Int, NotUsed] =
Flow[Tick].conflate(seed = (_) => 0)(
Flow[Tick].conflateWithSeed(seed = (_) => 0)(
(missedTicks, tick) => missedTicks + 1)
//#missed-ticks
val latch = TestLatch(3)
val realMissedTicks: Flow[Tick, Int, NotUsed] =
Flow[Tick].conflate(seed = (_) => 0)(
Flow[Tick].conflateWithSeed(seed = (_) => 0)(
(missedTicks, tick) => { latch.countDown(); missedTicks + 1 })
tickStream.via(realMissedTicks).to(sink).run()

4
akka-docs/rst/scala/code/docs/stream/cookbook/RecipeSimpleDrop.scala
View file

@ -15,11 +15,11 @@ class RecipeSimpleDrop extends RecipeSpec {
//#simple-drop
val droppyStream: Flow[Message, Message, NotUsed] =
Flow[Message].conflate(seed = identity)((lastMessage, newMessage) => newMessage)
Flow[Message].conflate((lastMessage, newMessage) => newMessage)
//#simple-drop
val latch = TestLatch(2)
val realDroppyStream =
Flow[Message].conflate(seed = identity)((lastMessage, newMessage) => { latch.countDown(); newMessage })
Flow[Message].conflate((lastMessage, newMessage) => { latch.countDown(); newMessage })
val pub = TestPublisher.probe[Message]()
val sub = TestSubscriber.manualProbe[Message]()