Reservation deleteReservation = reservation.getValue();
ResponseBuilder builder = null;
/* if it's a good request send CREATE else BADREQ*/
if (deleteReservation.getId() != null
&& db.existReservation(deleteReservation.getId())) {
db.deleteReservation(deleteReservation);
builder = Response.status(Response.Status.NO_CONTENT).
entity(HandlingMessage("Success", "success",
"Your reservation was successfully deleted"));