47 lines
1.4 KiB
Scala
47 lines
1.4 KiB
Scala
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package akka.contrib.circuitbreaker.sample
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import akka.actor.{ Actor, ActorLogging, ActorRef }
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import akka.contrib.circuitbreaker.CircuitBreakerActor.{ CircuitBreakerActorBuilder, CircuitOpenFailure }
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import scala.concurrent.duration._
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//#basic-sample
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class CircuitBreaker(potentiallyFailingService: ActorRef) extends Actor with ActorLogging {
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import SimpleService._
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val serviceCircuitBreaker =
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context.actorOf(
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CircuitBreakerActorBuilder(maxFailures = 3, callTimeout = 2.seconds, resetTimeout = 30.seconds)
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.copy(
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failureDetector = {
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_ match {
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case Response(Left(_)) ⇒ true
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case _ ⇒ false
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}
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})
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.propsForTarget(potentiallyFailingService),
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"serviceCircuitBreaker")
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override def receive: Receive = {
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case AskFor(requestToForward) ⇒
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serviceCircuitBreaker ! Request(requestToForward)
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case Right(Response(content)) ⇒
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//handle response
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log.info("Got successful response {}", content)
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case Response(Right(content)) ⇒
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//handle response
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log.info("Got successful response {}", content)
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case Response(Left(content)) ⇒
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//handle response
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log.info("Got failed response {}", content)
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case CircuitOpenFailure(failedMsg) ⇒
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log.warning("Unable to send message {}", failedMsg)
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}
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}
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//#basic-sample
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