v.setIdClient(user.getId());
v.setPrix(PrixFilm);
v.setType("a");
date = System.currentTimeMillis();
v.setDate(date);
int id = venteBD.ajouterVente(v);
if(id != -1){
db.updateSolde(user, (b.getMontant()-PrixFilm));
v.setId(id);
//Mise a jour Bon
b.setDateU(date);