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  1. using System;
  2.  
  3. public class Test
  4. {
  5. 	public static void Main()
  6. 	{
  7. 		Computer sealedComputer = new Computer();
  8. 		IComputer computer = new KeyBoard(new Monitor(new Disk(new ComputerAdapter(sealedComputer))));
  9.  
  10. 		Console.WriteLine(" You are getting a " + computer.getComputer());
  11. 	}
  12. }
  13.  
  14. public sealed class Computer
  15. {
  16. 	public string getComputer()
  17. 	{
  18. 		return "computer";
  19. 	}
  20. }
  21.  
  22. public interface IComputer
  23. {
  24. 	string getComputer();
  25. }
  26.  
  27. public sealed class ComputerAdapter : IComputer
  28. {
  29. 	private Computer _computer;
  30. 	public ComputerAdapter(Computer computer)
  31. 	{
  32. 		_computer = computer;
  33. 	}
  34.  
  35. 	public string getComputer()
  36. 	{
  37. 		return _computer.getComputer();
  38. 	}
  39. }
  40.  
  41. public abstract class ComputerDecorator : IComputer
  42. {
  43. 	private IComputer _computer;
  44. 	public ComputerDecorator(IComputer computer)
  45. 	{
  46. 		_computer = computer;
  47. 	}
  48.  
  49. 	public virtual string getComputer()
  50. 	{
  51. 		return _computer.getComputer();
  52. 	}
  53. }
  54.  
  55. public class Disk : ComputerDecorator
  56. {
  57. 	public Disk(IComputer c) : base(c)
  58. 	{
  59. 	}
  60.  
  61. 	public override String getComputer()
  62. 	{
  63. 		return base.getComputer() + " and a disk";
  64. 	}
  65. }
  66.  
  67. public class Monitor : ComputerDecorator
  68. {
  69. 	public Monitor(IComputer c) : base(c)
  70. 	{
  71. 	}
  72.  
  73. 	public override String getComputer()
  74. 	{
  75. 		return base.getComputer() + " and a Monitor";
  76. 	}
  77. }
  78.  
  79. public class KeyBoard : ComputerDecorator
  80. {
  81. 	public KeyBoard(IComputer c) : base(c)
  82. 	{
  83. 	}
  84.  
  85. 	public override String getComputer()
  86. 	{
  87. 		return base.getComputer() + " and a KeyBoard";
  88. 	}
  89. }
  90.  
Success #stdin #stdout 0.02s 33848KB
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stdin
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Standard input is empty
stdout
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 You are getting a computer and a disk and a Monitor and a KeyBoard
https://ideone.com/hURpWf
language:
C# (gmcs 5.20.1)
created:
11 years ago
visibility:
public

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