public boolean canDeleteBooking(User user, long bookingId) {
Booking booking = bookings.findOne(bookingId);
return booking != null
&& ((booking.getGuest() != null && user.getUsername().equals(booking.getGuest().getEmail()))
|| (booking.getHotel() != null
&& booking.getHotel().getManager() != null
&& user.getUsername().equals(booking.getHotel().getManager().getEmail())));
}
public boolean canEditBooking(User user, long bookingId) {
Booking booking = bookings.findOne(bookingId);
return booking != null
&& booking.getGuest() != null
&& user.getUsername().equals(booking.getGuest().getEmail());
}