C# (CSharp) DesignPatterns.Proxy RealEbook примеры использования

Пример #1

        public void Show()
        {
            if (ebook == null)
            {
                ebook = new RealEbook(fileName);
            }

            ebook.Show();
        }

Пример #2

        public void Show()
        {
            if (ebook == null)
            {
                ebook = new RealEbook(fileName);
            }

            Console.WriteLine("Logging");
            ebook.Show();
        }