Playing with some thoughts on concurrency control models

gistfile1.cs

public abstract class Actor
{
   public abstract void OnTokenReceived();
}

public class TokenRing
{
  List<Actor> _actors = new List<Actor>();
  
  public void Run()
  {
    while (true)
    {
      foreach(var actor in _actors) actor.OnTokenReceived();
    }
  }
}