static void Main(string[] args)
{
var singleton = SingletonFactory.CreateInstance();
singleton.Show();
var sec = SingletonFactorySec.CreateInstance();
sec.Show();
Console.ReadKey();
}
public static SingletonFactorySec CreateInstance()
{
if (_singletonFactory == null)
{
lock (_lock)
{
if (_singletonFactory == null)
{
_singletonFactory = new SingletonFactorySec();
}
}
}
return(_singletonFactory);
}