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Merge pull request #20050 from johanandren/wip-20017-stream-rate-docs-async-johanandren

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=doc #20017 Update the stream-rate docs to current streams behavior
This commit is contained in:
Johan Andrén 2016-03-29 18:04:57 +02:00
commit 7c64ed02a3
8 changed files with 124 additions and 87 deletions
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15
akka-docs/rst/scala/code/docs/stream/StreamBuffersRateSpec.scala
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@ -12,9 +12,9 @@ class StreamBuffersRateSpec extends AkkaSpec {
def println(s: Any) = ()
//#pipelining
Source(1 to 3)
.map { i => println(s"A: $i"); i }
.map { i => println(s"B: $i"); i }
.map { i => println(s"C: $i"); i }
.map { i => println(s"A: $i"); i }.async
.map { i => println(s"B: $i"); i }.async
.map { i => println(s"C: $i"); i }.async
.runWith(Sink.ignore)
//#pipelining
}
@ -29,9 +29,9 @@ class StreamBuffersRateSpec extends AkkaSpec {
//#materializer-buffer
//#section-buffer
val section = Flow[Int].map(_ * 2)
.withAttributes(Attributes.inputBuffer(initial = 1, max = 1))
val flow = section.via(Flow[Int].map(_ / 2)) // the buffer size of this map is the default
val section = Flow[Int].map(_ * 2).async
.withAttributes(Attributes.inputBuffer(initial = 1, max = 1)) // the buffer size of this map is 1
val flow = section.via(Flow[Int].map(_ / 2)).async // the buffer size of this map is the default
//#section-buffer
}
@ -43,7 +43,8 @@ class StreamBuffersRateSpec extends AkkaSpec {
RunnableGraph.fromGraph(GraphDSL.create() { implicit b =>
import GraphDSL.Implicits._
val zipper = b.add(ZipWith[Tick, Int, Int]((tick, count) => count))
// this is the asynchronous stage in this graph
val zipper = b.add(ZipWith[Tick, Int, Int]((tick, count) => count).async)
Source.tick(initialDelay = 3.second, interval = 3.second, Tick()) ~> zipper.in0