public IPizzaPriceCalculator ChangePizzaPriceCalculator(IPizzaPriceCalculator calculator)
{
IPizzaPriceCalculator result = calculator;
foreach (IPlugin plugin in plugins)
{
result = plugin.ChangePizzaPriceCalculator(result);
}
return(result);
}
public PriceStep(IPizzaPriceCalculator priceCalculator, IPizzaFactory pizzaFactory)
{
this.priceCalculator = priceCalculator;
this.pizzaFactory = pizzaFactory;
}
public virtual IPizzaPriceCalculator ChangePizzaPriceCalculator(IPizzaPriceCalculator calculator)
{
return(calculator);
}
public SalesTaxCalculator(IPizzaPriceCalculator replacedCalculator)
{
this.replacedCalculator = replacedCalculator;
}
public override IPizzaPriceCalculator ChangePizzaPriceCalculator(IPizzaPriceCalculator calculator)
{
return(new SalesTaxCalculator(calculator));
}