// CONSTRUCTOR
public static ItemOrder newInstance(Item item, int quantity) {
ItemOrder itemOrder = new ItemOrder();
itemOrder.item = item;
itemOrder.quantity = quantity;
return itemOrder;
}
public synchronized void addItem(String itemID) {
ItemOrder order;
for (int i = 0; i < itemsOrdered.size(); i++) {
order = (ItemOrder) itemsOrdered.get(i);
if (order.getItemID().equals(itemID)) {
order.incrementNumItems();
return;
}
}
ItemOrder newOrder = new ItemOrder(Catalog.getItem(itemID));
itemsOrdered.add(newOrder);
}
public synchronized void setNumOrdered(String itemID, int numOrdered) {
ItemOrder order;
for (int i = 0; i < itemsOrdered.size(); i++) {
order = (ItemOrder) itemsOrdered.get(i);
if (order.getItemID().equals(itemID)) {
if (numOrdered <= 0) {
itemsOrdered.remove(i);
} else {
order.setNumItems(numOrdered);
}
return;
}
}
ItemOrder newOrder = new ItemOrder(Catalog.getItem(itemID));
itemsOrdered.add(newOrder);
}
