class LocalFileUtils {

    public static String getCreationDateFromArchiveId(String archiveId) {
        Matcher matcher = ARCHIVE_ID_FILENAME_PATTERN.matcher(archiveId);
        if (!matcher.matches()) {
            throw new IllegalArgumentException("Invalid archiveId '" + archiveId + "'");
        }
        return matcher.group("CreationDate");
    }

    private  LocalFileUtils();

}