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Program.cs
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Program.cs
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/* Компоновщик
Компонует объекты в древовидную структуру по принципу "часть-целое",
представляя их в виде иерархии. Позволяет
клиенту одинаково обращаться как к отдельному,
так и к целому поддереву
*/
class Program
{
static void Main()
{
#region Пример №1 - базовое
var paths = new Paths(new Dictionary<int, Directory>());
paths.components.Add(1, new Directory("C"));
paths.components[1].Add(new Folder("SYSTEM"));
paths.components[1].Add(new Folder("DATA"));
paths.components[1].Add(new File("test.txt"));
paths.components.Add(0, new Directory("F"));
paths.components[0].Add(new File("resize.cs"));
paths.Print();
Console.ReadKey();
#endregion
}
}
/// <summary>
/// Абстракция компонента файловой системы (дерева) - пути до файла
/// </summary>
abstract class Component
{
protected string name;
public Component(string name)
{
this.name = name;
}
public virtual void Add(Component component) { }
public abstract void Remove(Component component);
public abstract void Print();
}
class Paths : Component
{
public Dictionary<int,Directory> components;
public Paths(Dictionary<int, Directory> components) : base ("")
{
this.components = components;
}
public override void Print()
{
foreach (var component in components)
{
component.Value.Print();
Console.WriteLine();
}
}
public override void Remove(Component component)
{
Console.WriteLine("Delete Path" + this.name);
}
}
class Directory : Component
{
public List<Component> components = new();
public Directory(string name)
: base(name)
{
}
public override void Add(Component component)
{
components.Add(component);
}
public override void Print()
{
Console.Write(this.name + ":");
foreach (var component in components)
{
component.Print();
}
}
public override void Remove(Component component)
{
component.Remove(component);
}
}
class Folder : Component
{
public Folder(string name)
: base(name)
{
}
public override void Print()
{
Console.Write("\\" + this.name);
}
public override void Remove(Component component)
{
Console.WriteLine(this.name + " Delete");
}
}
class File : Component
{
public File(string name)
: base(name)
{
}
public override void Print()
{
Console.Write("\\" + this.name);
}
public override void Remove(Component component)
{
Console.WriteLine(this.name + " Delete");
}
}