public static void Run()
{
Console.WriteLine("-------------------------");
Console.WriteLine(" FLYWEIGHT PATTERN ");
Console.WriteLine("-------------------------");
// El código cliente normalmente crea un montón de flyweights
// pre-rellenados en la fase de inicialización de la aplicación.
FlyweightFactory factory = new FlyweightFactory(
new Car {
Company = "Chevrolet", Model = "Camaro2018", Color = "pink"
},
new Car {
Company = "Mercedes Benz", Model = "C300", Color = "black"
},
new Car {
Company = "Mercedes Benz", Model = "C500", Color = "red"
},
new Car {
Company = "BMW", Model = "M5", Color = "red"
},
new Car {
Company = "BMW", Model = "X6", Color = "white"
}
);
factory.ListFlyWeights();
addCarToPoliceDatabase(factory, new Car
{
Number = "CL234IR",
Owner = "James Doe",
Company = "BMW",
Model = "M5",
Color = "red"
});
addCarToPoliceDatabase(factory, new Car
{
Number = "CL234IR",
Owner = "James Doe",
Company = "BMW",
Model = "X1",
Color = "red"
});
factory.ListFlyWeights();
Console.WriteLine("\n");
}
public static void addCarToPoliceDatabase(FlyweightFactory factory, Car car)
{
Console.WriteLine("\nCliente: Añadiendo coche a la base de datos");
var flyweight = factory.GetFlyweight(new Car
{
Color = car.Color,
Model = car.Model,
Company = car.Company
});
// El código del cliente almacena o calcula el estado extrínseco y
// lo pasa a los métodos del Flyweight.
flyweight.Operation(car);
}
