using System;
using System.Collections.Generic;

namespace org.budnhead
{
	public interface IBufferedValue {
		void buffer();
		object getBufferedValue();
		object getValue();
	}

	public class BufferedValueInstance<T> : IDisposable,IBufferedValue
	{
		static List<IBufferedValue> bufferedValues = new List<IBufferedValue>();
		static public void cycle(){
			Console.WriteLine(String.Format("cycling buffered values [{0}]",bufferedValues.Count));
			foreach (IBufferedValue bvi in bufferedValues){
				bvi.buffer();
			}
		}

		T value,bufferedValue;

		public BufferedValueInstance(){
			BufferedValueInstance<object>.bufferedValues.Add(this);
		}

		public BufferedValueInstance(T initialValue){
			Value = initialValue;
			BufferedValueInstance<object>.bufferedValues.Add(this);
		}

		public T Value {
			get { return this.value; }
			set { this.value = value; }
		}

		public T BufferedValue{
			get { return this.bufferedValue; }
		}

		public void Dispose(){
			BufferedValueInstance<object>.bufferedValues.Remove(this);
		}

		public void buffer(){
			this.bufferedValue = this.value;
		}

		public object getBufferedValue()
		{
			return this.bufferedValue;
		}

		public object getValue()
		{
			return this.value;
		}

	}
}