Examples with ShutdownMessage co.paralleluniverse.actors.ShutdownMessage used on opensource projects

Example 6 with ShutdownMessage

use of co.paralleluniverse.actors.ShutdownMessage in project quasar by puniverse.

the class SupervisorTest method dontRestartTransientChildDeadOfNaturalCause.

@Test
public void dontRestartTransientChildDeadOfNaturalCause() throws Exception {
    final Supervisor sup = new SupervisorActor(RestartStrategy.ONE_FOR_ONE, new ChildSpec("actor1", ChildMode.TRANSIENT, 5, 1, TimeUnit.SECONDS, 3, ActorSpec.of(Actor1.class, "actor1"))).spawn();
    ActorRef<Object> a;
    a = getChild(sup, "actor1", 1000);
    for (int i = 0; i < 3; i++) a.send(1);
    a.send(new ShutdownMessage(null));
    assertThat(LocalActor.<Integer>get(a), is(3));
    a = getChild(sup, "actor1", 200);
    assertThat(a, nullValue());
    sup.shutdown();
    LocalActor.join(sup);
}

Example 7 with ShutdownMessage

use of co.paralleluniverse.actors.ShutdownMessage in project quasar by puniverse.

the class SupervisorActor method shutdownChildren.

private void shutdownChildren() throws SuspendExecution, InterruptedException {
    log().info("{} shutting down all children.", this);
    for (ChildEntry child : children) {
        if (child.actor != null) {
            unwatch(child);
            ActorUtil.sendOrInterrupt(child.actor, new ShutdownMessage(this.ref()));
        }
    }
    for (ChildEntry child : children) {
        if (child.actor != null && isLocal(child.actor)) {
            try {
                joinChild(child);
            } finally {
                if (child.actor != null)
                    // must be done after join to avoid a race with the actor
                    LocalActor.stopMonitor(child.actor);
            }
        }
        child.actor = null;
    }
}

Example 8 with ShutdownMessage

use of co.paralleluniverse.actors.ShutdownMessage in project quasar by puniverse.

the class Behavior method shutdown.

/**
 * Asks this actor to shut down. Works by sending a {@link ShutdownMessage} via {@link ActorUtil#sendOrInterrupt(ActorRef, Object) ActorUtil.sendOrInterrupt}.
 */
public void shutdown() {
    final ShutdownMessage message = new ShutdownMessage(LocalActor.self());
    ActorUtil.sendOrInterrupt(this, message);
}

Example 9 with ShutdownMessage

use of co.paralleluniverse.actors.ShutdownMessage in project quasar by puniverse.

the class SupervisorTest method startChild.

@Test
public void startChild() throws Exception {
    final Supervisor sup = new SupervisorActor(RestartStrategy.ONE_FOR_ONE, new ChildSpec("actor1", ChildMode.PERMANENT, 5, 1, TimeUnit.SECONDS, 3, ActorSpec.of(Actor1.class, "actor1"))).spawn(factory);
    ActorRef<Object> a;
    a = getChild(sup, "actor1", 1000);
    for (int i = 0; i < 3; i++) a.send(1);
    a.send(new ShutdownMessage(null));
    assertThat(LocalActor.<Integer>get(a), is(3));
    sup.shutdown();
    LocalActor.join(sup);
}

Example 10 with ShutdownMessage

use of co.paralleluniverse.actors.ShutdownMessage in project quasar by puniverse.

the class SupervisorActor method shutdownChild.

private void shutdownChild(ChildEntry child, boolean beforeRestart) throws SuspendExecution, InterruptedException {
    if (child.actor != null) {
        unwatch(child);
        if (!isLocal(child.actor) || !LocalActor.isDone(child.actor)) {
            log().info("{} shutting down child {}", this, child.actor);
            ActorUtil.sendOrInterrupt(child.actor, new ShutdownMessage(this.ref()));
        }
        if (isLocal(child.actor)) {
            try {
                joinChild(child);
            } finally {
                if (!beforeRestart && child.actor != null)
                    LocalActor.stopMonitor(child.actor);
            }
        }
        if (!beforeRestart)
            child.actor = null;
    }
}