.getDefaultDeliverstatus();
BillDAO billDAO = new BillDAOImpl();
Bill hd = new Bill(status, kh.getIduser(), tongTien,
hoten, diachi, dienthoai, ngaymua, null);
billDAO.addBill(hd);
Set<Billdetail> billdetails = new HashSet<Billdetail>();
for (int i = 0; i < sanphams.size(); i++) {
Billdetail dt = new Billdetail(hd, sanphams.get(i),
sanphams.get(i).getPrice(), soluongs.get(i));