public void Update(EmployeeBLLModel model)
 {
     try
     {
         //var checkResults = CheckForDuplicates(model);
         //if (checkResults.Any())
         //{
         //    result.Errors = checkResults;
         //}
         //else
         //{
         _dataAccessService.UpdateEmployee(model);
         //}
     }
     catch (Exception e)
     {
         // result.Errors.Add(e.BuildExceptionMessage());
     }
 }