public virtual void RegisterTenderStrategy(ITenderStrategy tenderStrategy)
{
if (tenderStrategy == null)
{
throw new NullReferenceException("Attempt to register a null tender strategy is invalid.");
}
this._tenderStrategy = tenderStrategy;
}
public CashRegister(ICurrency currency, ITenderStrategy tenderStrategy)
{
RegisterCurrency(currency);
RegisterTenderStrategy(tenderStrategy);
}
public POSCashRegister(ICurrency currency, ITenderStrategy tenderStrategy) : base(currency, tenderStrategy)
{
}
