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Convert UntypedActor to AbstractActor #22308

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This commit is contained in:
ortigali 2017-02-23 00:50:07 +05:00
parent 94afbee179
commit a175180b44
13 changed files with 217 additions and 264 deletions
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87
akka-docs/rst/java/code/docs/cluster/StatsSampleClient.java
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@ -15,7 +15,7 @@ import scala.concurrent.duration.FiniteDuration;
import akka.actor.ActorSelection;
import akka.actor.Address;
import akka.actor.Cancellable;
import akka.actor.UntypedActor;
import akka.actor.AbstractActor;
import akka.cluster.Cluster;
import akka.cluster.ClusterEvent.UnreachableMember;
import akka.cluster.ClusterEvent.ReachableMember;
@ -26,7 +26,7 @@ import akka.cluster.ClusterEvent.ReachabilityEvent;
import akka.cluster.Member;
import akka.cluster.MemberStatus;
public class StatsSampleClient extends UntypedActor {
public class StatsSampleClient extends AbstractActor {
final String servicePath;
final Cancellable tickTask;
@ -40,7 +40,7 @@ public class StatsSampleClient extends UntypedActor {
tickTask = getContext()
.system()
.scheduler()
.schedule(interval, interval, getSelf(), "tick",
.schedule(interval, interval, self(), "tick",
getContext().dispatcher(), null);
}
@ -53,59 +53,48 @@ public class StatsSampleClient extends UntypedActor {
//re-subscribe when restart
@Override
public void postStop() {
cluster.unsubscribe(getSelf());
cluster.unsubscribe(self());
tickTask.cancel();
}
@Override
public void onReceive(Object message) {
if (message.equals("tick") && !nodes.isEmpty()) {
// just pick any one
List<Address> nodesList = new ArrayList<Address>(nodes);
Address address = nodesList.get(ThreadLocalRandom.current().nextInt(
public Receive createReceive() {
return receiveBuilder()
.matchEquals("tick", x -> !nodes.isEmpty(), x -> {
// just pick any one
List<Address> nodesList = new ArrayList<Address>(nodes);
Address address = nodesList.get(ThreadLocalRandom.current().nextInt(
nodesList.size()));
ActorSelection service = getContext().actorSelection(address + servicePath);
service.tell(new StatsJob("this is the text that will be analyzed"),
getSelf());
} else if (message instanceof StatsResult) {
StatsResult result = (StatsResult) message;
System.out.println(result);
} else if (message instanceof JobFailed) {
JobFailed failed = (JobFailed) message;
System.out.println(failed);
} else if (message instanceof CurrentClusterState) {
CurrentClusterState state = (CurrentClusterState) message;
nodes.clear();
for (Member member : state.getMembers()) {
if (member.hasRole("compute") && member.status().equals(MemberStatus.up())) {
nodes.add(member.address());
ActorSelection service = getContext().actorSelection(address + servicePath);
service.tell(new StatsJob("this is the text that will be analyzed"),
self());
})
.match(StatsResult.class, System.out::println)
.match(JobFailed.class, System.out::println)
.match(CurrentClusterState.class, state -> {
nodes.clear();
for (Member member : state.getMembers()) {
if (member.hasRole("compute") && member.status().equals(MemberStatus.up())) {
nodes.add(member.address());
}
}
}
})
.match(MemberUp.class, mUp -> {
if (mUp.member().hasRole("compute"))
nodes.add(mUp.member().address());
})
.match(MemberEvent.class, event -> {
nodes.remove(event.member().address());
})
.match(UnreachableMember.class, unreachable -> {
nodes.remove(unreachable.member().address());
})
.match(ReachableMember.class, reachable -> {
if (reachable.member().hasRole("compute"))
nodes.add(reachable.member().address());
} else if (message instanceof MemberUp) {
MemberUp mUp = (MemberUp) message;
if (mUp.member().hasRole("compute"))
nodes.add(mUp.member().address());
} else if (message instanceof MemberEvent) {
MemberEvent other = (MemberEvent) message;
nodes.remove(other.member().address());
} else if (message instanceof UnreachableMember) {
UnreachableMember unreachable = (UnreachableMember) message;
nodes.remove(unreachable.member().address());
} else if (message instanceof ReachableMember) {
ReachableMember reachable = (ReachableMember) message;
if (reachable.member().hasRole("compute"))
nodes.add(reachable.member().address());
} else {
unhandled(message);
}
})
.build();
}
}