//LD "Dequeue Cat" method
internal AnimalCat dequeueCat()
{
AnimalCat lastCat = CatList.Last.Value;
CatList.RemoveLast();
return(lastCat);
}
//LD "Dequeue" method that return the oldest between all animals in the shelter
internal Animal dequeueOldest()
{
AnimalDog lastDog = DogList.Last.Value;
AnimalCat lastCat = CatList.Last.Value;
if (lastDog.arrivalTime > lastCat.arrivalTime)
{
return(dequeueDog());
}
return(dequeueCat());
}
public static void Run()
{
ManageQueues mqInstance = new ManageQueues();
//LD create few animals and the enqueue
AnimalDog dogOne = new AnimalDog("dogOne");
mqInstance.enqueueAnimal(dogOne);
AnimalCat catOne = new AnimalCat("catOne");
mqInstance.enqueueAnimal(catOne);
AnimalDog dogTwo = new AnimalDog("dogTwo");
mqInstance.enqueueAnimal(dogTwo);
AnimalDog dogThree = new AnimalDog("dogThree");
mqInstance.enqueueAnimal(dogThree);
AnimalCat catTwo = new AnimalCat("catTwo");
mqInstance.enqueueAnimal(catTwo);
AnimalDog dogFour = new AnimalDog("dogFour");
mqInstance.enqueueAnimal(dogFour);
AnimalCat catThree = new AnimalCat("catThree");
mqInstance.enqueueAnimal(catThree);
//LD dequeue process
//LD dequeue dog (dogFour)
mqInstance.dequeueDog();
//LD dequeue cat (catThree)
mqInstance.dequeueCat();
//LD dequeue oldest (catTwo)
mqInstance.dequeueOldest();
//LD dequeue oldest (dogThree)
mqInstance.dequeueOldest();
}
