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=doc #20051 Parallellism docs updated for async and fusing

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This commit is contained in:
Johan Andrén 2016-03-16 16:04:22 +01:00
parent c735403d47
commit 5e5bedb956
8 changed files with 47 additions and 30 deletions
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18
akka-docs/rst/scala/code/docs/stream/FlowParallelismDocSpec.scala
View file

@ -30,7 +30,7 @@ class FlowParallelismDocSpec extends AkkaSpec {
// With the two frying pans we can fully cook pancakes
val pancakeChef: Flow[ScoopOfBatter, Pancake, NotUsed] =
Flow[ScoopOfBatter].via(fryingPan1).via(fryingPan2)
Flow[ScoopOfBatter].via(fryingPan1.async).via(fryingPan2.async)
//#pipelining
}
@ -45,11 +45,11 @@ class FlowParallelismDocSpec extends AkkaSpec {
// Using two frying pans in parallel, both fully cooking a pancake from the batter.
// We always put the next scoop of batter to the first frying pan that becomes available.
dispatchBatter.out(0) ~> fryingPan ~> mergePancakes.in(0)
dispatchBatter.out(0) ~> fryingPan.async ~> mergePancakes.in(0)
// Notice that we used the "fryingPan" flow without importing it via builder.add().
// Flows used this way are auto-imported, which in this case means that the two
// uses of "fryingPan" mean actually different stages in the graph.
dispatchBatter.out(1) ~> fryingPan ~> mergePancakes.in(1)
dispatchBatter.out(1) ~> fryingPan.async ~> mergePancakes.in(1)
FlowShape(dispatchBatter.in, mergePancakes.out)
})
@ -67,8 +67,8 @@ class FlowParallelismDocSpec extends AkkaSpec {
// Using two pipelines, having two frying pans each, in total using
// four frying pans
dispatchBatter.out(0) ~> fryingPan1 ~> fryingPan2 ~> mergePancakes.in(0)
dispatchBatter.out(1) ~> fryingPan1 ~> fryingPan2 ~> mergePancakes.in(1)
dispatchBatter.out(0) ~> fryingPan1.async ~> fryingPan2.async ~> mergePancakes.in(0)
dispatchBatter.out(1) ~> fryingPan1.async ~> fryingPan2.async ~> mergePancakes.in(1)
FlowShape(dispatchBatter.in, mergePancakes.out)
})
@ -84,8 +84,8 @@ class FlowParallelismDocSpec extends AkkaSpec {
// Two chefs work with one frying pan for each, half-frying the pancakes then putting
// them into a common pool
dispatchBatter.out(0) ~> fryingPan1 ~> mergeHalfPancakes.in(0)
dispatchBatter.out(1) ~> fryingPan1 ~> mergeHalfPancakes.in(1)
dispatchBatter.out(0) ~> fryingPan1.async ~> mergeHalfPancakes.in(0)
dispatchBatter.out(1) ~> fryingPan1.async ~> mergeHalfPancakes.in(1)
FlowShape(dispatchBatter.in, mergeHalfPancakes.out)
})
@ -97,8 +97,8 @@ class FlowParallelismDocSpec extends AkkaSpec {
// Two chefs work with one frying pan for each, finishing the pancakes then putting
// them into a common pool
dispatchHalfPancakes.out(0) ~> fryingPan2 ~> mergePancakes.in(0)
dispatchHalfPancakes.out(1) ~> fryingPan2 ~> mergePancakes.in(1)
dispatchHalfPancakes.out(0) ~> fryingPan2.async ~> mergePancakes.in(0)
dispatchHalfPancakes.out(1) ~> fryingPan2.async ~> mergePancakes.in(1)
FlowShape(dispatchHalfPancakes.in, mergePancakes.out)
})

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

@ -29,7 +29,7 @@ class RecipeWorkerPool extends RecipeSpec {
for (_ <- 1 to workerCount) {
// for each worker, add an edge from the balancer to the worker, then wire
// it to the merge element
balancer ~> worker ~> merge
balancer ~> worker.async ~> merge
}
FlowShape(balancer.in, merge.out)