public Special addItemToSpecial(Special special, MenuItem item, double price) throws PizzaException { if ((special == null) || !(parentSystem.getPizzaStore().getSpecials().contains(special)) || (item == null) || !(parentSystem.getPizzaStore().getMenu().getMenuItems().contains(item)) || (price < 0) || ((Double) price == null)) { throw new PizzaException( "Incorrect parameter addItemToSpecial(<" + special.getSpecialName() + ">:Special, <" + item.getDesc() + ">:MenuItem, <" + price + ">:double)"); } else { // Given good params and doesn't already have item if (special.getItem() == null) { item.setPrice(price); special.addItemToSpecial(item, price); return special; } // Given good params but already has item. Create new special, add // to specials else { Special temp = new Special(special.getSpecialName()); temp.addItemToSpecial(item, price); parentSystem.getPizzaStore().getSpecials().add(temp); return temp; } } }
public void removeItemFromSpecial(Special special) throws PizzaException { if (!(parentSystem.getPizzaStore().getSpecials().contains(special)) || (special == null) || (special.getItem() == null)) { throw new PizzaException( "Incorrect parameter removeItemFromSpecial(<" + special.getSpecialName() + ">:Special)"); } else { special.removeItemFromSpecial(); } }
public void modifySpecialPrice(Special special, double price) throws PizzaException { if (!(parentSystem.getPizzaStore().getSpecials().contains(special)) || (special == null) || (special.getItem() == null) || (price < 0) || (Double) price == null) { throw new PizzaException( "Incorrect parameter removeItemFromSpecial(<" + special.getSpecialName() + ">:Special)"); } else { special.setSpecialPrice(price); } }