public static CoinSlot Instance()
{
if (instance == null)
{
lock (syncLock)
{
if (instance == null)
{
instance = new CoinSlot();
}
}
}
return(instance);
}
public static void Run()
{
CoinSlot coinSlot = CoinSlot.Instance();
List <Coin> coins = new List <Coin>();
coinSlot.RefillCoins(coins);
VendingMachine vendingMachine = VendingMachine.Instance();
List <Item> items = new List <Item>();
vendingMachine.UpdateInventory(items);
Display display = new Display();
coinSlot.Attach(display);
vendingMachine.Attach(display);
// Loop to start
}