public void removeItem(byte slot, short quantity, boolean allowZero) {
IItem item = inventory.get(slot);
if (item == null) { // TODO is it ok not to throw an exception here?
return;
}
item.setQuantity((short) (item.getQuantity() - quantity));
if (item.getQuantity() < 0) {
item.setQuantity((short) 0);
}
if (item.getQuantity() == 0 && !allowZero) {
removeSlot(slot);
}
}
public int countById(int itemId) {
int possesed = 0;
for (IItem item : inventory.values()) {
if (item.getItemId() == itemId) {
possesed += item.getQuantity();
}
}
return possesed;
}
