//多例模式 
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;
    }
}

class Client {
    private static var die1, die2;
    public function main() {
        die1 = Die.getIntance(1);
        die2 = Die.getIntance(2);
        die1.dice();
        die2.dice();
    }
}

var test=new Client()
test.main()
//你掷的数目是5
//你掷的数目是6