this.hiddenSlots = new Hashtable<String, HiddenSlot>();
this.hiddenSlots = new ArrayList<HiddenSlot>();
    public void release() {        super.release();        this.nested = false;        this.action = null;        this.destinations = new Hashtable<String, ViewDestination>();        this.hiddenSlots = new Hashtable<String, HiddenSlot>();    }