public domain::Practice.Oblast izbrishi(domain::Practice.Oblast oblast)
        {
            ProveriDaliImaKorisnik();

            var oblastiManager = new managers.Practice.OblastManager();
            var result         = oblastiManager.Delete(oblast);

            return(result);
        }
        public domain::Practice.Oblast nov(domain::Practice.Oblast oblast)
        {
            ProveriDaliImaKorisnik();

            var oblastiManager = new managers.Practice.OblastManager();
            var result         = oblastiManager.Insert(oblast);

            return(result);
        }