if (fessConfig.isLdapAllowEmptyPermission()) {
            return true;
        }

        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        for (final String permission : ldapUser.getPermissions()) {
            if (!systemHelper.isUserPermission(permission)) {
                return true;
            }
        }
        return false;
    }

    /**

        SystemHelper systemHelper = new SystemHelper();
        VirtualHostHelper virtualHostHelper = new VirtualHostHelper();
        KeyMatchHelper keyMatchHelper = new KeyMatchHelper();
        RoleQueryHelper roleQueryHelper = new RoleQueryHelper();
        PermissionHelper permissionHelper = new PermissionHelper();

        ComponentUtil.register(systemHelper, "systemHelper");

        final SearchHelper searchHelper = ComponentUtil.getSearchHelper();
        final FavoriteLogService favoriteLogService = ComponentUtil.getComponent(FavoriteLogService.class);
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();

        try {
            final Object docIdObj = request.getAttribute(DOC_ID_FIELD);
            if (docIdObj == null) {

                    }
                };
            }
        };
        ComponentUtil.register(mockCurlHelper, "curlHelper");
        ComponentUtil.register(new SystemHelper(), "systemHelper");

        final CoordinatorHelper helper = new CoordinatorHelper();
        try {
            final Field field = CoordinatorHelper.class.getDeclaredField("instanceId");

        SingletonLaContainerFactory.getContainer().register(CrawlingConfigHelper.class, "crawlingConfigHelper");
        SingletonLaContainerFactory.getContainer().register(SystemHelper.class, "systemHelper");
        SingletonLaContainerFactory.getContainer().register(FileTypeHelper.class, "fileTypeHelper");
        SingletonLaContainerFactory.getContainer().register(DocumentHelper.class, "documentHelper");