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

namespace Adapter
{
    /// <summary>

    /// MainApp startup class for Structural

    /// Adapter Design Pattern.
    //Convert the interface of a class into another interface clients expect. 
    //Adapter lets classes work together that couldn't otherwise because of incompatible interfaces.
    /// </summary>

    class MainApp
    {
        /// <summary>

        /// Entry point into console application.

        /// </summary>

        static void Main()
        {
            // Create adapter and place a request

            Target target = new Adapter();
            target.Request();

            // Wait for user

            Console.ReadKey();
        }
    }

    /// <summary>

    /// The 'Target' class

    /// </summary>

    class Target
    {
        public virtual void Request()
        {
            Console.WriteLine("Called Target Request()");
        }
    }

    /// <summary>

    /// The 'Adapter' class

    /// </summary>

    class Adapter : Target
    {
        private Adaptee _adaptee = new Adaptee();

        public override void Request()
        {
            // Possibly do some other work

            //  and then call SpecificRequest

            _adaptee.SpecificRequest();
        }
    }

    /// <summary>

    /// The 'Adaptee' class

    /// </summary>

    class Adaptee
    {
        public void SpecificRequest()
        {
            Console.WriteLine("Called SpecificRequest()");
        }
    }
}