@Secured({"ROLE_ADMIN"})
 @Override
 public void delete(long id) {
   LOGGER.debug("Delete the company with id: {}", id);
   computerDAO.removeByCompany_Id(id);
   companyDAO.delete(id);
 }
 @Secured({"ROLE_ADMIN"})
 @Override
 public void delete(Company c) {
   LOGGER.debug("Delete the company : {}", c);
   computerDAO.removeByCompany(c);
   companyDAO.delete(c);
 }