Organizer leftOrganizer = (Organizer) getChild(SplitPane.LEFT_ORGANIZER);
DisplayItem leftDisplayItem = (DisplayItem) getChild(SplitPane.LEFT_ORGANIZER);
    public void finalizz() throws Exception {        Organizer rightOrganizer = (Organizer) getChild(SplitPane.RIGHT_ORGANIZER);        removeChild(SplitPane.RIGHT_ORGANIZER);        destroyChild(rightOrganizer);        Organizer leftOrganizer = (Organizer) getChild(SplitPane.LEFT_ORGANIZER);        removeChild(SplitPane.LEFT_ORGANIZER);        destroyChild(leftOrganizer);        super.finalizz();    }