ApplicationService.AccountApplicationService.When C# (CSharp) Method

        public void When(ClientPassedAway @event)
        {
            try
            {
                AccountNumber accountNumber = accountNumberService.GetAccountNumberForClient(@event.ClientId);

                if (accountNumber.IsEmpty())
                {
                    return;
                }

                Account account = accountRepository.Get(accountNumber);
                account.Cancel();
                accountRepository.Save(account);
                unitOfWork.Commit();
            }
            catch (Exception ex)
            {
                HandleException(ex);
            }
        }