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using System;
 
namespace AzureTraining
{
  /// <summary>
  /// MainApp startup class for Structural
  /// Prototype Design Pattern.
  /// </summary>
  class MainApp
  {
    /// <summary>
    /// Entry point into console application.
    /// </summary>
    static void Main()
    {
      // Create two instances and clone each
 
      ConcretePrototype1 p1 = new ConcretePrototype1("I");
      ConcretePrototype1 c1 = (ConcretePrototype1)p1.Clone();
      Console.WriteLine("Cloned: {0}", c1.Id);
 
      ConcretePrototype2 p2 = new ConcretePrototype2("II");
      ConcretePrototype2 c2 = (ConcretePrototype2)p2.Clone();
      Console.WriteLine("Cloned: {0}", c2.Id);
 
      // Wait for user
      Console.ReadKey();
    }
  }
 
  /// <summary>
  /// The 'Prototype' abstract class
  /// </summary>
  abstract class Prototype
  {
    private string _id;
 
    // Constructor
    public Prototype(string id)
    {
      this._id = id;
    }
 
    // Gets id
    public string Id
    {
      get { return _id; }
    }
 
    public abstract Prototype Clone();
  }
 
  /// <summary>
  /// A 'ConcretePrototype' class 
  /// </summary>
  class ConcretePrototype1 : Prototype
  {
    // Constructor
    public ConcretePrototype1(string id)
      : base(id)
    {
    }
 
    // Returns a shallow copy
    public override Prototype Clone()
    {
      return (Prototype)this.MemberwiseClone();
    }
  }
 
  /// <summary>
  /// A 'ConcretePrototype' class 
  /// </summary>
  class ConcretePrototype2 : Prototype
  {
    // Constructor
    public ConcretePrototype2(string id)
      : base(id)
    {
    }
 
    // Returns a shallow copy
    public override Prototype Clone()
    {
      return (Prototype)this.MemberwiseClone();
    }
  }
}