String action = (String) getChild(Item.ACTION); removeChild(Item.ACTION); destroyChild(action);
Item signal = getChild(SystemItem.SIGNAL); removeChild(SystemItem.SIGNAL); destroyChild(signal);  Item signalMemory = getChild(SystemItem.SIGNAL_MEMORY); removeChild(SystemItem.SIGNAL_MEMORY); destroyChild(signalMemory);
    public void finalizz() throws Exception {        String action = (String) getChild(Item.ACTION);        removeChild(Item.ACTION);        destroyChild(action);        super.finalizz();    }