protected string CauseToString(string prefix = "Cause: ")
{
if (_causedByFailure == null)
{
return("");
}
return(ExceptionFormatter.DebugFormat(_causedByFailure, prefix));
}
private Actor CreateActorInstance(Exception recreateCause = null)
{
try
{
_messageHandlerStack = ImmutableStack <MessageHandler> .Empty;
var actor = NewActorInstance();
actor.Init(this); //Init is idempotent so even if NewActorInstance() returns the same instance again this call is safe to make.
_actorStatus = ActorStatus.Normal;
//if _messageHandlers, still is empty, it means we had no Becomes in the constructor, use default-handling, i.e. HandleMessage
if (_messageHandlerStack.IsEmpty)
{
_messageHandlerStack = _messageHandlerStack.Push((m, s) => actor.HandleMessage(m, s));
}
actor.PreStart();
var isFirstStart = recreateCause == null;
if (_system.Settings.DebugLifecycle)
{
Publish(new DebugLogEvent(_path.ToString(), SafeGetTypeForLogging(actor), isFirstStart ? "Started (" + actor + ")" : "Restarted (" + actor + ") due to " + ExceptionFormatter.DebugFormat(recreateCause)));
}
if (isFirstStart)
{
actor.PreFirstStart();
}
else
{
actor.PostRestart(recreateCause);
}
return(actor);
}
catch (Exception ex)
{
throw new CreateActorFailedException(this, "An error occured while creating the actor. See inner exception", ex);
}
}
