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Diffstat (limited to 'kamon-core/src/main/scala/kamon/util/FastDispatch.scala')
-rw-r--r-- | kamon-core/src/main/scala/kamon/util/FastDispatch.scala | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/kamon-core/src/main/scala/kamon/util/FastDispatch.scala b/kamon-core/src/main/scala/kamon/util/FastDispatch.scala new file mode 100644 index 00000000..8f23164a --- /dev/null +++ b/kamon-core/src/main/scala/kamon/util/FastDispatch.scala @@ -0,0 +1,22 @@ +package kamon.util + +import akka.actor.ActorRef + +import scala.concurrent.{ ExecutionContext, Future } + +/** + * Extension for Future[ActorRef]. Try to dispatch a message to a Future[ActorRef] in the same thread if it has already + * completed or do the regular scheduling otherwise. Specially useful when using the ModuleSupervisor extension to + * create actors. + */ +object FastDispatch { + implicit class Syntax(val target: Future[ActorRef]) extends AnyVal { + + def fastDispatch(message: Any)(implicit ec: ExecutionContext): Unit = + if (target.isCompleted) + target.value.get.map(_ ! message) + else + target.map(_ ! message) + } + +} |