public static Explosive register(Explosive zhaPin) {
if (!isRegistered(zhaPin)) {
int nextID = maxID++;
idToExplosiveMap.put(nextID, zhaPin);
idToNameMap.put(nextID, zhaPin.getUnlocalizedName());
return zhaPin;
}
return null;
}
public static boolean isRegistered(Explosive explosive) {
return idToNameMap.containsKey(explosive.getUnlocalizedName());
}