private static String getStoredUsernameOrUnknown(final ILogin conn) {
        final FoundNumCounter f = FoundNumCounter.load(conn.getName());
        return f != null && !f.getString1().isEmpty() ? f.getString1() : LocalizationUtils.getString(R.string.user_unknown);
    }
Offline storage for the connector specific found number counter, mainly used in the NUMBER log template.
main/src/main/java/cgeo/geocaching/storage/extension/FoundNumCounter.java