Структура паттерна на языке UML

См. Пример к главе: \011_Flyweight\001_Flyweight

Структура паттерна на языке C#

class FlyweightFactory

{

Hashtable pool = new Hashtable

{

{"1", new ConcreteFlyweight()}, {"2", new ConcreteFlyweight()},

{"3", new ConcreteFlyweight()}			abstract class Flyweight
{"3", new ConcreteFlyweight()}	{
};	{
			public abstract void Operation(int extrinsicState);
public Flyweight GetFlyweight(string key)	}
public Flyweight GetFlyweight(string key)
{
if (!pool.ContainsKey(key))
pool.Add(key, new ConcreteFlyweight());
return pool[key] as Flyweight;
}
}	class ConcreteFlyweight : Flyweight			class UnsharedConcreteFlyweight : Flyweight
	{			{
		int intrinsicState;		int allState;
		public override void Operation(int extrinsicState)		public override void Operation(int extrinsicState)
	{			{
		intrinsicState = extrinsicState;		allState = extrinsicState;
	}			}
	}			}

class Program

{

static void Main()

{

int extrinsicState = 0;

Flyweight flyweight = null;

FlyweightFactory factory = new FlyweightFactory();

flyweight = factory.GetFlyweight("1"); flyweight.Operation(extrinsicState);

flyweight = factory.GetFlyweight("10"); flyweight.Operation(extrinsicState);

flyweight = new UnsharedConcreteFlyweight(); flyweight.Operation(extrinsicState);

}

См. Пример к главе: \011_Flyweight\001_Flyweight

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