import java.util.ArrayList;
public class CompDept
        {
    ArrayList<Room> rooms;
     ArrayList<Booking> bookings;

     public CompDept()
    {
         rooms = new ArrayList<Room> ();
         bookings = new ArrayList<Booking>();
     }

     public void addBooking (Booking b)
    {
         bookings.add(b);
     }

     public Booking checkBookingExists
             (int roomNumber,
             int day,
             String time)
    {
          for(int i=0; i<bookings.size(); i++)
          {
              Booking eBooking = bookings.get(i);

              if(eBooking.getRoomNumber() == roomNumber
                         &&
                      eBooking.getDay(). equals(day) &&
                      eBooking.getTime(). equals(time))

              {
                  return eBooking;
              }

        }
          return null;

    }

     public boolean makeBooking (int roomNumber, String day,
             String time, String unit, String Staff)
    {

        }
     }
return false;
    }
}