public T Obter(int id)
        {
            try
            {
                using (var db = new DataContext.DataContext())
                {
                    var result = db.Set <T>().Find(id);

                    return(result);
                }
            }
            catch (Exception ex)
            {
                throw new Exception(ex.Message);
            }
        }
 public Repository()
 {
     _context = new DataContext.DataContext();
     _db      = _context.Set <T>();
 }