package com.site 
{
	
	public class Singleton2
	{
		
		//--------------------------------------------------------------------------
		//
		//  Class Private Properties
		//
		//--------------------------------------------------------------------------
		
		private static var instance:Singleton2;
		
		private static var allowInstanciation:Boolean = false;
		
		//--------------------------------------------------------------------------
		//
		//  Class Public Methods
		//
		//--------------------------------------------------------------------------
		
		public static function getInstance():Singleton2
		{
			if (instance == null)
			{
				allowInstanciation = true;
				instance = new Singleton2();
				allowInstanciation = false;
			}
			
			return instance;
		}
		
		//--------------------------------------------------------------------------
		//
		//  Constructor
		//
		//--------------------------------------------------------------------------
		
		public function Singleton2() 
		{
			if (!allowInstanciation)
			{
				throw(new Error("Singleton Error"));
			}
			
			trace("new Singleton2");
		}
		
	}
	
}