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/*
* =========================================================================================
* Copyright © 2013-2015 the kamon project <http://kamon.io/>
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the
* License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
* either express or implied. See the License for the specific language governing permissions
* and limitations under the License.
* =========================================================================================
*/
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)
}
}
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