public bool Equals(Carret other)
{
return(_length == other._length && Index == other.Index);
}
public Selector(T[] arr)
{
_array = arr;
_length = _array.Length;
_index = new Carret(_length);
}
static void Main(string[] args)
{
Console.WriteLine("Regular Visitor pattern");
VisitorDomain.IFruitVisitor visitor = new VisitorDomain.FruitVisitor();
VisitorDomain.Fruit apple = new VisitorDomain.Apple("Golden delicious");
VisitorDomain.Fruit grape = new VisitorDomain.Grape("Merlot");
apple.Accept(visitor);
grape.Accept(visitor);
Console.WriteLine("=======================");
Console.WriteLine("Acyclic Visitor pattern");
DegenerateVegetableVisitor acyclicVisitor = new CarretVisitor();
Vegetable carret = new Carret("Red");
carret.Accept(acyclicVisitor);
acyclicVisitor = new CucumberVisitor();
Vegetable cucumber = new Cucumber("Green");
cucumber.Accept(acyclicVisitor);
Console.WriteLine("=======================");
Console.WriteLine("Generic Acyclic Visitor pattern");
CarVisitor carVisitor = new CarVisitor <Toyota>();
Toyota toyota = new Toyota("Corrolla");
toyota.Accept(carVisitor);
carVisitor = new CarVisitor <Bmw>() as CarVisitor;
Bmw bmw = new Bmw("4");
bmw.Accept(carVisitor);
carVisitor = new CarVisitor <Mercedes>() as CarVisitor;
Mercedes mercedes = new Mercedes("default");
mercedes.Accept(carVisitor);
Console.WriteLine("=======================");
Console.WriteLine("Full Visitor pattern");
List <FullDomain.Fruit> fruits = new List <FullDomain.Fruit>()
{
new FullDomain.Grape()
{
NumberOfGrapes = 3
},
new FullDomain.Banana()
{
NumberOfFingers = 4
},
new FullDomain.Apple(),
new FullDomain.Grape()
{
NumberOfGrapes = 6
},
new FullDomain.Banana()
{
NumberOfFingers = 3
},
new FullDomain.Apple(),
new FullDomain.Apple(),
new FullDomain.Grape()
{
NumberOfGrapes = 7
},
new FullDomain.Grape()
{
NumberOfGrapes = 4
},
new FullDomain.Banana()
{
NumberOfFingers = 3
}
};
List <FullDomain.Apple> allApples = FullDomain.FruitExtensions.Pick <FullDomain.Apple>(fruits).ToList(); // Because of namespace clashes I call extension method like this
Console.WriteLine($"Number of apples visited {allApples.Count}");
List <FullDomain.Grape> allGrapes = FullDomain.FruitExtensions.Pick <FullDomain.Grape>(fruits).ToList(); // Because of namespace clashes I call extension method like this
Console.WriteLine($"Number of grape objects visited {allGrapes.Count}, number of grapes {allGrapes.Sum(s => s.NumberOfGrapes)}");
List <FullDomain.Banana> allBananas = FullDomain.FruitExtensions.Pick <FullDomain.Banana>(fruits).ToList(); // Because of namespace clashes I call extension method like this
Console.WriteLine($"Number of bananas visited {allBananas.Count}, number of fingers {allBananas.Sum(s => s.NumberOfFingers)}");
FullDomain.FruitWeightCalculatorVisitor weightCalculator = new FullDomain.FruitWeightCalculatorVisitor();
fruits.ForEach(fruit => fruit.Accept(weightCalculator));
Console.WriteLine($"Weight of fruits {weightCalculator.WeightInGrams}");
Console.Write("Press any key to continue. . .");
Console.ReadKey();
}
