public void ManageSubscriptions()
{
var bus = new EventStream(true);
bus.Subscribe(TestActor, typeof(M));
bus.Publish(new M { Value = 42 });
ExpectMsg(new M { Value = 42 });
bus.Unsubscribe(TestActor);
bus.Publish(new M { Value = 43 });
ExpectNoMsg(TimeSpan.FromSeconds(1));
}
public void ManageSubscriptions()
{
var bus = new EventStream(true);
bus.StartUnsubscriber(Sys.AsInstanceOf<ActorSystemImpl>());
bus.Subscribe(TestActor, typeof(M));
bus.Publish(new M { Value = 42 });
ExpectMsg(new M { Value = 42 });
bus.Unsubscribe(TestActor);
bus.Publish(new M { Value = 43 });
ExpectNoMsg(TimeSpan.FromSeconds(1));
}
protected override bool Receive(object message)
{
var deadLetter = (DeadLetter)message;
var snd = deadLetter.Sender;
var rcp = deadLetter.Recipient;
_count++;
var done = _maxCount != int.MaxValue && _count >= _maxCount;
var doneMsg = done ? ", no more dead letters will be logged" : "";
if (!done)
{
var rcpPath = rcp == ActorRefs.NoSender ? "NoSender" : rcp.Path.ToString();
var sndPath = snd == ActorRefs.NoSender ? "NoSender" : snd.Path.ToString();
_eventStream.Publish(new Info(rcpPath, rcp.GetType(),
string.Format("Message {0} from {1} to {2} was not delivered. {3} dead letters encountered.{4}",
deadLetter.Message.GetType().Name, sndPath, rcpPath, _count, doneMsg)));
}
if (done)
{
((IInternalActorRef)Self).Stop();
}
return(true);
}
/// <summary>
/// Processor for user defined messages.
/// </summary>
/// <param name="message">The message.</param>
protected override void OnReceive(object message)
{
var deadLetter = (DeadLetter)message;
ActorRef snd = deadLetter.Sender;
ActorRef rcp = deadLetter.Recipient;
count++;
bool done = maxCount != int.MaxValue && count >= maxCount;
string doneMsg = done ? ", no more dead letters will be logged" : "";
if (!done)
{
string rcpPath = "";
if (rcp == ActorRef.NoSender)
{
rcpPath = "NoSender";
}
string sndPath = "";
if (snd == ActorRef.NoSender)
{
sndPath = "NoSender";
}
eventStream.Publish(new Info(rcpPath, rcp.GetType(),
string.Format("Message {0} from {1} to {2} was not delivered. {3} dead letters encountered.{4}",
deadLetter.Message.GetType().Name, sndPath, rcpPath, count, doneMsg)));
}
if (done)
{
Self.Stop();
}
}
/// <summary>
/// TBD
/// </summary>
/// <param name="message">TBD</param>
/// <returns>TBD</returns>
protected override bool Receive(object message)
{
var deadLetter = (DeadLetter)message;
var snd = deadLetter.Sender;
var rcp = deadLetter.Recipient;
_count++;
var done = _maxCount != int.MaxValue && _count >= _maxCount;
var doneMsg = done ? ", no more dead letters will be logged" : "";
if (!done)
{
var rcpPath = rcp == ActorRefs.NoSender ? "NoSender" : rcp.Path.ToString();
var sndPath = snd == ActorRefs.NoSender ? "NoSender" : snd.Path.ToString();
_eventStream.Publish(new Info(rcpPath, rcp.GetType(),
$"Message [{deadLetter.Message.GetType().Name}] from {sndPath} to {rcpPath} was not delivered. [{_count}] dead letters encountered {doneMsg}." +
"This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' " +
"and 'akka.log-dead-letters-during-shutdown'."));
}
if (done)
{
Context.Stop(Self);
}
return(true);
}
private void LogDeadLetter(object message, IActorRef snd, IActorRef recipient, string doneMsg)
{
var origin = ReferenceEquals(snd, Context.System.DeadLetters) ? "without sender" : $"from {snd.Path}";
_eventStream.Publish(new Info(
recipient.Path.ToString(),
recipient.GetType(),
$"Message [{message.GetType().Name}] {origin} to {recipient.Path} was not delivered. [{_count.ToString()}] dead letters encountered{doneMsg}. " +
$"If this is not an expected behavior then {recipient.Path} may have terminated unexpectedly. " +
"This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' " +
"and 'akka.log-dead-letters-during-shutdown'."));
}
private void LogDeadLetter(AllDeadLetters d, string doneMsg)
{
var origin = IsReal(d.Sender) ? $" from {d.Sender}" : "";
var unwrapped = WrappedMessage.Unwrap(d.Message);
var messageStr = unwrapped?.GetType().Name ?? "null";
var wrappedIn = (d.Message is IWrappedMessage) ? $" wrapped in [${d.Message.GetType().Name}]" : "";
string logMessage;
switch (d)
{
case Dropped dropped:
var destination = IsReal(d.Recipient) ? $" to {d.Recipient}" : "";
logMessage = $"Message [{messageStr}]{wrappedIn}{origin}{destination} was dropped. {dropped.Reason}. " +
$"[{_count}] dead letters encountered{doneMsg}. ";
break;
case UnhandledMessage unhandled:
destination = IsReal(d.Recipient) ? $" to {d.Recipient}" : "";
logMessage = $"Message [{messageStr}]{wrappedIn}{origin}{destination} was unhandled. " +
$"[{_count}] dead letters encountered{doneMsg}. ";
break;
default:
logMessage = $"Message [{messageStr}]{wrappedIn}{origin} to {d.Recipient} was not delivered. " +
$"[{_count}] dead letters encountered{doneMsg}. " +
$"If this is not an expected behavior then {d.Recipient} may have terminated unexpectedly. ";
break;
}
_eventStream.Publish(new Info(
d.Recipient.Path.ToString(),
d.Recipient.GetType(),
logMessage +
"This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' " +
"and 'akka.log-dead-letters-during-shutdown'."));
}
public void ManageLogLevels()
{
var bus = new EventStream(false);
bus.StartDefaultLoggers((ActorSystemImpl)Sys);
bus.Publish(new SetTarget(TestActor));
ExpectMsg("OK", TimeSpan.FromSeconds(5));
verifyLevel(bus, LogLevel.InfoLevel);
bus.SetLogLevel(LogLevel.WarningLevel);
verifyLevel(bus, LogLevel.WarningLevel);
bus.SetLogLevel(LogLevel.DebugLevel);
verifyLevel(bus, LogLevel.DebugLevel);
bus.SetLogLevel(LogLevel.ErrorLevel);
verifyLevel(bus, LogLevel.ErrorLevel);
}
public void ManageSubChannelsUsingClassesAndInterfacesUpdateOnUnsubscribeAll()
{
var es = new EventStream(false);
var tm1 = new CC();
var tm2 = new CCATBT();
var a1 = CreateTestProbe();
var a2 = CreateTestProbe();
var a3 = CreateTestProbe();
var a4 = CreateTestProbe();
es.Subscribe(a1.Ref, typeof(AT)).ShouldBeTrue();
es.Subscribe(a2.Ref, typeof(BT)).ShouldBeTrue();
es.Subscribe(a3.Ref, typeof(CC)).ShouldBeTrue();
es.Subscribe(a4.Ref, typeof(CCATBT)).ShouldBeTrue();
es.Unsubscribe(a3.Ref).ShouldBeTrue();
es.Publish(tm1);
es.Publish(tm2);
a1.ExpectMsg((object)tm2);
a2.ExpectMsg((object)tm2);
a3.ExpectNoMsg(TimeSpan.FromSeconds(1));
a4.ExpectMsg((object)tm2);
es.Unsubscribe(a1.Ref, typeof(AT)).ShouldBeTrue();
es.Unsubscribe(a2.Ref, typeof(BT)).ShouldBeTrue();
es.Unsubscribe(a3.Ref, typeof(CC)).ShouldBeFalse();
es.Unsubscribe(a4.Ref, typeof(CCATBT)).ShouldBeTrue();
}
public void ManageSubChannelsUsingClasses()
{
var a = new A();
var b1 = new B1();
var b2 = new B2();
var c = new C();
var bus = new EventStream(false);
bus.Subscribe(TestActor, typeof(B2));
bus.Publish(c);
bus.Publish(b2);
ExpectMsg(b2);
bus.Subscribe(TestActor, typeof(A));
bus.Publish(c);
ExpectMsg(c);
bus.Publish(b1);
ExpectMsg(b1);
bus.Unsubscribe(TestActor, typeof(B1));
bus.Publish(c); //should not publish
bus.Publish(b2); //should publish
bus.Publish(a); //should publish
ExpectMsg(b2);
ExpectMsg(a);
ExpectNoMsg(TimeSpan.FromSeconds(1));
}
public void ManageSubChannelsUsingClassesAndInterfacesUpdateOnUnsubscribeAll()
{
var es = new EventStream(false);
var tm1 = new CC();
var tm2 = new CCATBT();
var a1 = TestProbe();
var a2 = TestProbe();
var a3 = TestProbe();
var a4 = TestProbe();
es.Subscribe(a1.Ref, typeof(AT)).Then(Assert.True);
es.Subscribe(a2.Ref, typeof(BT)).Then(Assert.True);
es.Subscribe(a3.Ref, typeof(CC)).Then(Assert.True);
es.Subscribe(a4.Ref, typeof(CCATBT)).Then(Assert.True);
es.Unsubscribe(a3.Ref).Then(Assert.True);
es.Publish(tm1);
es.Publish(tm2);
a1.expectMsg(tm2);
a2.expectMsg(tm2);
a3.expectNoMsg(TimeSpan.FromSeconds(1));
a4.expectMsg(tm2);
es.Unsubscribe(a1.Ref, typeof(AT)).Then(Assert.True);
es.Unsubscribe(a2.Ref, typeof(BT)).Then(Assert.True);
es.Unsubscribe(a3.Ref, typeof(CC)).Then(Assert.False);
es.Unsubscribe(a4.Ref, typeof(CCATBT)).Then(Assert.True);
}
public void ManageLogLevels()
{
var bus = new EventStream(false);
bus.StartDefaultLoggers(sys);
bus.Publish(new SetTarget(testActor));
expectMsg("OK");
verifyLevel(bus, LogLevel.InfoLevel);
bus.SetLogLevel(LogLevel.WarningLevel);
verifyLevel(bus, LogLevel.WarningLevel);
bus.SetLogLevel(LogLevel.DebugLevel);
verifyLevel(bus, LogLevel.DebugLevel);
bus.SetLogLevel(LogLevel.ErrorLevel);
verifyLevel(bus, LogLevel.ErrorLevel);
}
public void Manage_sub_channels_using_classes_and_interfaces_update_on_unsubscribe()
{
var es = new EventStream(false);
var tm1 = new CC();
var tm2 = new CCATBT();
var a1 = CreateTestProbe();
var a2 = CreateTestProbe();
var a3 = CreateTestProbe();
var a4 = CreateTestProbe();
es.Subscribe(a1.Ref, typeof(AT));
es.Subscribe(a2.Ref, typeof(BT));
es.Subscribe(a3.Ref, typeof(CC));
es.Subscribe(a4.Ref, typeof(CCATBT));
es.Unsubscribe(a3.Ref, typeof(CC));
es.Publish(tm1);
es.Publish(tm2);
a1.ExpectMsg((object)tm2);
a2.ExpectMsg((object)tm2);
a3.ExpectNoMsg(TimeSpan.FromSeconds(1));
a4.ExpectMsg((object)tm2);
es.Unsubscribe(a1.Ref, typeof(AT)).ShouldBeTrue();
es.Unsubscribe(a2.Ref, typeof(BT)).ShouldBeTrue();
es.Unsubscribe(a3.Ref, typeof(CC)).ShouldBeFalse();
es.Unsubscribe(a4.Ref, typeof(CCATBT)).ShouldBeTrue();
}
