class ImportDB extends CallableSystemAction {

    @Override
    public void performAction() {
        throw new UnsupportedOperationException("Not supported yet.");
    }

    @Override
    public String getName() {
        return "importDB";
    }

    @Override
    public HelpCtx getHelpCtx() {
        return null;
    }

    @Override
    public JMenuItem getMenuPresenter() {<FILL_FUNCTION_BODY>}
}

        JMenu menu = new JMenu(NbBundle.getMessage(ImportDB.class, "CTL_ImportDB"));

        final ImportControllerUI importController = Lookup.getDefault().lookup(ImportControllerUI.class);
        if (importController != null) {
            for (final DatabaseImporterBuilder dbb : Lookup.getDefault().lookupAll(DatabaseImporterBuilder.class)) {
                ImporterUI ui = importController.getImportController().getUI(dbb.buildImporter());
                String menuName = dbb.getName();
                if (ui != null) {
                    menuName = ui.getDisplayName();
                }
                JMenuItem menuItem = new JMenuItem(new AbstractAction(menuName) {

                    @Override
                    public void actionPerformed(ActionEvent e) {
                        importController.importDatabase(dbb.buildImporter());
                    }
                });
                menu.add(menuItem);
            }
        }
        return menu;
    
<no_super_class>