private static void Main(string[] args) { //Can't do this as wont compile //WickedRoom room = new WickedRoom(); //have to use the factory method: WickedRoom room1 = WickedRoom.GetWickedRoom(); WickedRoom room2 = WickedRoom.GetWickedRoom(); //actually the same room Debug.Assert(room1 == room2); }
private static void Main(string[] args) { //Can't do this as wont compile //WickedRoom room = new WickedRoom(); //have to use the factory method: WickedRoom room1 = WickedRoom.GetWickedRoom(); WickedRoom room2 = WickedRoom.GetWickedRoom(); //actually the same room Debug.Assert(room1 == room2); NaughtyRoom room3 = new NaughtyRoom(); //Allowed, just this once! NaughtyRoom room4 = new NaughtyRoom(); //exception, can't create another }