C# (CSharp) ICoffeeProducer示例

示例#1

 public void StartDay(ICoffeeProducer coffeeProducer)
 {
     if (coffeeProducer != null)
     {
         coffeeProducer.ProduceCoffee();
     }
     else
     {
         _defaultCoffeeProducer?.ProduceCoffee();
     }
 }

示例#2

 public Manager(ICoffeeProducer defaultCoffeeProducer)
 {
     _defaultCoffeeProducer = defaultCoffeeProducer;
 }