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author | Jakob Odersky <jakob@odersky.com> | 2016-05-16 15:28:59 -0700 |
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committer | Jakob Odersky <jakob@odersky.com> | 2016-06-09 03:30:35 -0700 |
commit | 92c4b3d41e06ad4b89004212c85248e9e6cd61d7 (patch) | |
tree | 69470f7c4ed48edaebea91964d7d552e7eaacf0d /flow-stream/src/main/scala/ch/jodersky/flow/stream/impl/WatcherStage.scala | |
parent | f6f26c2c9e3ec9bdd45fb384483b3450bef5984a (diff) | |
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Move project to `ch.jodersky` and upgrade sbt-jni
Diffstat (limited to 'flow-stream/src/main/scala/ch/jodersky/flow/stream/impl/WatcherStage.scala')
-rw-r--r-- | flow-stream/src/main/scala/ch/jodersky/flow/stream/impl/WatcherStage.scala | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/flow-stream/src/main/scala/ch/jodersky/flow/stream/impl/WatcherStage.scala b/flow-stream/src/main/scala/ch/jodersky/flow/stream/impl/WatcherStage.scala new file mode 100644 index 0000000..82fad69 --- /dev/null +++ b/flow-stream/src/main/scala/ch/jodersky/flow/stream/impl/WatcherStage.scala @@ -0,0 +1,38 @@ +package ch.jodersky.flow +package stream +package impl + +import scala.concurrent.{Future, Promise} + +import akka.actor.ActorRef +import akka.stream.{Attributes, Outlet, SourceShape} +import akka.stream.stage.{GraphStageWithMaterializedValue, GraphStageLogic} + + +private[stream] class WatcherStage( + ioManager: ActorRef, + ports: Set[String] +) extends GraphStageWithMaterializedValue[SourceShape[String], Future[Serial.Watch]] { + + val out = Outlet[String]("Watcher.out") + + val shape = new SourceShape(out) + + override def createLogicAndMaterializedValue(attributes: Attributes): + (GraphStageLogic, Future[Serial.Watch]) = { + + val promise = Promise[Serial.Watch] + + val logic = new WatcherLogic( + shape, + ioManager, + ports, + promise + ) + + (logic, promise.future) + } + + override def toString = s"Watcher($ports)" + +} |