} else if ("css".equals(names[0])) {
                        names[0] = themeName;
                        final Path path = ResourceUtil.getCssPath(names);
                        Files.createDirectories(path.getParent());
                        Files.copy(zis, path, StandardCopyOption.REPLACE_EXISTING);
                    } else if ("js".equals(names[0])) {

    /** The key of the message: others might be updated, so retry. */
    public static final String ERRORS_APP_DB_ALREADY_UPDATED = "{errors.app.db.already.updated}";

    /** The key of the message: already existing data, so retry. */
    public static final String ERRORS_APP_DB_ALREADY_EXISTS = "{errors.app.db.already.exists}";