public ActorMetadata(string name, ActorMetadata parent = null)
{
Name = name;
var parentPath = parent != null ? parent.Path : "/user";
Path = $"{parentPath}/{Name}";
}
public static async Task <IActorRef> CreateActorIfNotExistsAsync(this ActorSystem actorSystem,
ActorMetadata actorPath, Props creationProps)
{
IActorRef actor = null;
try
{
actor = await actorSystem.ActorSelection(actorPath.Path)
.ResolveOne(TimeSpan.FromSeconds(1));
}
catch (ActorNotFoundException)
{
actor = actorSystem.ActorOf(creationProps, actorPath.Name);
}
return(actor);
}