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Avoid ArithmeticException: / by zero in routers, see #2443

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* Route to deadletters when no routees
This commit is contained in:
Patrik Nordwall 2012-08-29 11:48:24 +02:00
parent f6079de381
commit fa0ec4bd01
1 changed files with 4 additions and 2 deletions
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6
akka-actor/src/main/scala/akka/routing/Routing.scala
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@ -518,7 +518,8 @@ trait RoundRobinLike { this: RouterConfig ⇒
def getNext(): ActorRef = {
val _routees = routeeProvider.routees
_routees((next.getAndIncrement % _routees.size).asInstanceOf[Int])
if (_routees.isEmpty) routeeProvider.context.system.deadLetters
else _routees((next.getAndIncrement % _routees.size).asInstanceOf[Int])
}
{
@ -634,7 +635,8 @@ trait RandomLike { this: RouterConfig ⇒
def getNext(): ActorRef = {
val _routees = routeeProvider.routees
_routees(ThreadLocalRandom.current.nextInt(_routees.size))
if (_routees.isEmpty) routeeProvider.context.system.deadLetters
else _routees(ThreadLocalRandom.current.nextInt(_routees.size))
}
{