designPatternGuru/DesignPatternGuru/Flyweight/Program.cs

using Flyweight.Flyweights;
using Flyweight.Objects;

namespace Flyweight
{
	internal class Program
	{
		static void Main(string[] args)
		{
            var 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();

            Console.WriteLine();
            AddCarToPoliceDatabase(factory, new Car
            {
                Number = "CL234IR",
                Owner = "James Doe",
                Company = "BMW",
                Model = "M5",
                Color = "red"
            });

            Console.WriteLine();
            AddCarToPoliceDatabase(factory, new Car
            {
                Number = "CL234IR",
                Owner = "James Doe",
                Company = "BMW",
                Model = "X1",
                Color = "red"
            });

            Console.WriteLine();
            factory.ListFlyweights();
        }

		public static void AddCarToPoliceDatabase(FlyweightFactory factory, Car car)
		{
			Console.WriteLine("Client: Adding a car to database.");
			var flyweight = factory.GetFlyweight(new Car
			{
				Color = car.Color,
				Model = car.Model,
				Company = car.Company,
			});

			flyweight.Operation(car);
		}
	}
}