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Notify MembershipChangeListeners when 'members' change

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This commit is contained in:
Patrik Nordwall 2012-06-08 08:59:05 +02:00
parent fcd08ed2b9
commit 6a380550f9
3 changed files with 19 additions and 15 deletions
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13
akka-cluster/src/main/scala/akka/cluster/Cluster.scala
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@ -589,10 +589,7 @@ class Cluster(system: ExtendedActorSystem) extends Extension { clusterNode ⇒
if (!state.compareAndSet(localState, newState)) joining(node) // recur if we failed update
else {
if (node != selfAddress) failureDetector heartbeat node
if (convergence(newState.latestGossip).isDefined) {
newState.memberMembershipChangeListeners foreach { _ notify newMembers }
}
notifyMembershipChangeListeners(localState, newState)
}
}
}
@ -623,10 +620,12 @@ class Cluster(system: ExtendedActorSystem) extends Extension { clusterNode ⇒
}
}
private def notifyMembershipChangeListeners(oldState: State, newState: State): Unit =
if (newState.latestGossip != oldState.latestGossip && convergence(newState.latestGossip).isDefined) {
private def notifyMembershipChangeListeners(oldState: State, newState: State): Unit = {
val oldMembersStatus = oldState.latestGossip.members.toSeq.map(m ⇒ (m.address, m.status))
val newMembersStatus = newState.latestGossip.members.toSeq.map(m ⇒ (m.address, m.status))
if (newMembersStatus != oldMembersStatus)
newState.memberMembershipChangeListeners foreach { _ notify newState.latestGossip.members }
}
}
/**
* State transition to EXITING.