return UUID.randomUUID().toString().replace("-", StringUtil.EMPTY);
    }

    /**
     * Abbreviates a long text string.
     *
     * @param str The string to abbreviate.
     * @return The abbreviated string.
     */
    public String abbreviateLongText(final String str) {
        return StringUtils.abbreviate(str, ComponentUtil.getFessConfig().getMaxLogOutputLengthAsInteger());
    }

    /**

        }

        if (context.request != null) {
            searchLog.setClientIp(StringUtils.abbreviate(context.clientIp, 100));
            searchLog.setReferer(StringUtils.abbreviate(context.request.getHeader("referer"), 1000));
            searchLog.setUserAgent(StringUtils.abbreviate(context.request.getHeader("user-agent"), 255));

    // Plug the following UnicodeSet pattern into
    // https://unicode.org/cldr/utility/list-unicodeset.jsp
    // [[[:Zs:][:Zl:][:Zp:][:Cc:][:Cf:][:Cs:][:Co:]]&[\u0000-\uFFFF]]
    // with the "Abbreviate" option, and get the ranges from there.
    private static final String RANGE_STARTS =
        "\u0000\u007f\u00ad\u0600\u061c\u06dd\u070f\u0890\u08e2\u1680\u180e\u2000\u2028\u205f\u2066"

            final String originalStr = TextUtil.normalizeText(reader).initialCapacity(content.length()).spaceChars(spaceChars).execute();
            return StringUtils.abbreviate(originalStr, maxWidth);
        } catch (final IOException e) {
            return StringUtil.EMPTY; // empty
        }
    }

    /**
     * Processes a crawling request for a specific URL.

        String configName = form.crawlingConfigName;
        String configPath = form.crawlingConfigPath.trim();
        if (StringUtil.isBlank(configName)) {
            configName = StringUtils.abbreviate(configPath, 30);
        }

        // normalize
        final StringBuilder buf = new StringBuilder(1000);
        for (int i = 0; i < configPath.length(); i++) {
            final char c = configPath.charAt(i);