Generics for Geriatrics

gistfile1.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            var movies = new Library<Movie>();
            movies.Collection.Add(new Movie
                {
                    Id = 1,
                    Name = "A New Hope"
                });
            movies.Collection.Add(new Movie
            {
                Id = 2,
                Name = "Empire Strikes Back"
            });
            movies.Collection.Add(new Movie
            {
                Id = 3,
                Name = "Return of the Jedi"
            });
            var movie = movies.Find(3);
            Console.WriteLine("Best of Star Wars is..." + movie.Name);

            var books = new Library<Book>();
            books.Collection.Add(new Book
            {
                Id = 1,
                Name = "Fellowship of the Ring"
            });
            books.Collection.Add(new Book
            {
                Id = 2,
                Name = "The Two Towers"
            });
            books.Collection.Add(new Book
            {
                Id = 3,
                Name = "Return of the King"
            });
            var book = movies.Find(2);
            Console.WriteLine("Best of LOTR is..." + book.Name);
        }
    }

    class Movie : ICollectible
    {
        public int Id { get; set; }
        public string Name { get; set; }
    }
    class Book : ICollectible
    {
        public int Id { get; set; }
        public string Name { get; set; }
    }

    interface ICollectible
    {
        int Id { get; set; }
        string Name { get; set; }
    }

    class Library<T> where T : ICollectible
    {
        public List<T> Collection { get; set; }

        public Library()
        {
            Collection = new List<T>();
        }

        public T Find(int id)
        {
            return Collection.Single(i => i.Id == id);
        }
    }
}