static void Main(string[] args)
{
SafeSingleton instance1 = null;
SafeSingleton instance2 = null;
SafeSingleton instance3 = null;
Task task1 = Task.Run(() => createSingleton(out instance1));
Task task2 = Task.Run(() => createSingleton(out instance2));
Task task3 = Task.Run(() => createSingleton(out instance3));
task1.Wait();
task2.Wait();
task3.Wait();
Console.WriteLine("Tasks run complete!");
Console.WriteLine($"Number of created instances: {SafeSingleton.Instances}");
instance1.DoWork();
instance2.DoWork();
instance3.DoWork();
}
static void createSingleton(out SafeSingleton instance)
{
instance = SafeSingleton.Instance;
instance.Name = Task.CurrentId.ToString();
Console.WriteLine("Running task id: " + Task.CurrentId.ToString());
}
