// Returns room price at this location
public int queryRoomsPrice(int id, String location) throws RemoteException {
return queryPrice(id, Hotel.getKey(location));
}
// Adds room reservation to this customer.
public boolean reserveRoom(int id, int customerID, String location) throws RemoteException {
return reserveItem(id, customerID, Hotel.getKey(location), location);
}
// Delete rooms from a location
public boolean deleteRooms(int id, String location) throws RemoteException {
return deleteItem(id, Hotel.getKey(location));
}