private static void TestSingletonPattern()
{
ChocolateBoiler chocolateBoiler = ChocolateBoiler.Instance;
Console.WriteLine(chocolateBoiler.Fill());
Console.WriteLine(chocolateBoiler.Boil());
Console.WriteLine(chocolateBoiler.Drain());
}
public static void Start()
{
ChocolateBoiler boiler = ChocolateBoiler.GetInstance();
boiler.Fill();
boiler.Boil();
boiler.Drain();
}
static void Main(string[] args)
{
ChocolateBoiler boiler = ChocolateBoiler.Instance;
boiler.Fill();
boiler.Boil();
boiler.Drain();
// will return the existing instance
ChocolateBoiler boiler2 = ChocolateBoiler.Instance;
}
static void Main(string[] args)
{
ChocolateBoiler chocolateBoiler = new ChocolateBoiler();
chocolateBoiler.GetInstance();
chocolateBoiler.Fill();
chocolateBoiler.Boil();
chocolateBoiler.Drain();
Console.ReadLine();
}
/// <summary>
/// O padrão Singleton garante que uma classe tenha apenas uma instância e fornece um ponto global de acesso a ela.
/// </summary>
private static void TestSingleton()
{
ChocolateBoiler boilerReference1 = ChocolateBoiler.GetInstance();
ChocolateBoiler boilerReference2 = ChocolateBoiler.GetInstance();
boilerReference1.Fill();
boilerReference2.Fill();
boilerReference1.Drain();
boilerReference2.Boil();
boilerReference1.Drain();
}
static void Main()
{
CheckNull();
ChocolateBoiler boiler = ChocolateBoiler.GetInstance();
CheckNull();
//should work correct
boiler.Fill();
boiler.Boil();
boiler.Drain();
Console.WriteLine("\n");
//should work incorrect
boiler.Boil();
boiler.Drain();
boiler.Fill();
boiler.Fill();
boiler.Drain();
Console.ReadKey();
}