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!str #17090 add AsyncStage

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This commit is contained in:
Roland Kuhn 2015-04-09 22:28:16 +02:00
parent ad3829cd74
commit 4c623fade7
66 changed files with 981 additions and 787 deletions
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4
akka-docs-dev/rst/scala/code/docs/stream/cookbook/RecipeDigest.scala
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@ -23,12 +23,12 @@ class RecipeDigest extends RecipeSpec {
def digestCalculator(algorithm: String) = new PushPullStage[ByteString, ByteString] {
val digest = MessageDigest.getInstance(algorithm)
override def onPush(chunk: ByteString, ctx: Context[ByteString]): Directive = {
override def onPush(chunk: ByteString, ctx: Context[ByteString]): SyncDirective = {
digest.update(chunk.toArray)
ctx.pull()
}
override def onPull(ctx: Context[ByteString]): Directive = {
override def onPull(ctx: Context[ByteString]): SyncDirective = {
if (ctx.isFinishing) ctx.pushAndFinish(ByteString(digest.digest()))
else ctx.pull()
}