public bool Update(Booking item)
{
if (item == null)
{
throw new ArgumentNullException("item");
}
if (BookingDBManager.Update(item) == 0)
{
return(false);
}
else
{
return(true);
}
}
public Booking AddBooking(Booking item)
{
if (item == null)
{
throw new ArgumentNullException("item");
}
if (BookingDBManager.AddBooking(item) == 0)
{
return(null);
}
else
{
return(item);
}
}
public Booking GetById(int id)
{
return(BookingDBManager.GetBookingById(id));
}
public IEnumerable <Booking> GetAll()
{
return(BookingDBManager.GetAllBookings().Cast <Booking>());
}