C# (CSharp) CustomerWithdrawnMoney примеры использования

Пример #1

        public void Withdraw(Money money)
        {
            var e = new CustomerWithdrawnMoney(money.Amount);

            this.Apply(e);
            this.Events.Add(e);
        }

Пример #2

 private void Apply(CustomerWithdrawnMoney e)
 {
     this.AccountBalance -= e.Amount;
 }