class Die {
	private static var die1:Die = new Die();
	private static var die2:Die = new Die();
	private function Die() {
		//
	}
	//工厂方法
	public static function getIntance(whichOne:Number) {
		if (whichOne == 1) {
			return die1;
		} else if (whichOne == 2) {
			return die2;
		}
	}
	//掷骨子
	public function dice() {
		var num = random(6)+1;
		trace("你掷的数目是"+num);
		return num;
	}
}