raboof/pekko
1
0
Fork 0
Code Issues Pull requests Projects Releases 6 Packages Wiki Activity Actions 10

Fine grained events, see #2202

Browse source 
* Defined the domain events in ClusterEvent.scala file
* Produce events from diff  and publish publish to event bus
  from separate actor, ClusterDomainEventPublisher
* Adjustments of tests
This commit is contained in:
Patrik Nordwall 2012-08-19 20:15:22 +02:00
parent 6389e1097b
commit 20a038fdfd
15 changed files with 458 additions and 214 deletions
Download patch file Download diff file Expand all files Collapse all files

27
akka-cluster/src/main/scala/akka/cluster/ClusterReadView.scala
View file

@ -6,9 +6,9 @@ package akka.cluster
import java.io.Closeable
import scala.collection.immutable.SortedSet
import akka.actor.{ Actor, ActorRef, ActorSystemImpl, Address, Props }
import akka.cluster.ClusterEvent._
import akka.actor.PoisonPill
/**
* INTERNAL API
@ -39,13 +39,20 @@ private[akka] class ClusterReadView(cluster: Cluster) extends Closeable {
override def postStop(): Unit = cluster.unsubscribe(self)
def receive = {
case SeenChanged(convergence, seenBy) ⇒ state = state.copy(convergence = convergence, seenBy = seenBy)
case MembersChanged(members) ⇒ state = state.copy(members = members)
case UnreachableMembersChanged(unreachable) ⇒ state = state.copy(unreachable = unreachable)
case LeaderChanged(leader, convergence) ⇒ state = state.copy(leader = leader, convergence = convergence)
case s: CurrentClusterState ⇒ state = s
case CurrentInternalStats(stats) ⇒ _latestStats = stats
case _ ⇒ // ignore, not interesting
case SeenChanged(convergence, seenBy) ⇒
state = state.copy(convergence = convergence, seenBy = seenBy)
case MemberRemoved(member) ⇒
state = state.copy(members = state.members - member, unreachable = state.unreachable - member)
case MemberUnreachable(member) ⇒
state = state.copy(members = state.members - member, unreachable = state.unreachable - member + member)
case MemberDowned(member) ⇒
state = state.copy(members = state.members - member, unreachable = state.unreachable - member + member)
case event: MemberEvent ⇒ state = state.copy(members = state.members - event.member + event.member)
case LeaderChanged(leader, convergence) ⇒ state = state.copy(leader = leader, convergence = convergence)
case ConvergenceChanged(convergence) ⇒ state = state.copy(convergence = convergence)
case s: CurrentClusterState ⇒ state = s
case CurrentInternalStats(stats) ⇒ _latestStats = stats
case _ ⇒ // ignore, not interesting
}
}).withDispatcher(cluster.settings.UseDispatcher), name = "clusterEventBusListener")
}
@ -121,8 +128,8 @@ private[akka] class ClusterReadView(cluster: Cluster) extends Closeable {
/**
* Unsubscribe to cluster events.
*/
def close(): Unit = {
cluster.system.stop(eventBusListener)
def close(): Unit = if (!eventBusListener.isTerminated) {
eventBusListener ! PoisonPill
}
}