}
                    memberType = memberType.toLowerCase(Locale.ENGLISH);
                    final String id = (String) memberOf.get("id");
                    if (StringUtil.isNotBlank(id)) {
                        if (memberType.contains("group")) {
                            groupList.add(id);
                        } else if (memberType.contains("role")) {

     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public ActionResponse list(final OptionalThing<String> id) {
        saveToken();
        return id.filter(StringUtil::isNotBlank).map(s -> asListHtml(decodePath(s))).orElse(redirect(getClass()));
    }

    /**
     * Uploads a file to the storage system.
     *
     * @param form the item form containing file and path information

            final float boost, final String field, final String text) {
        split(text, ",").of(stream -> stream.filter(StringUtil::isNotBlank).forEach(t -> {
            final String[] values = t.split("\\.");
            if (values.length > 2) {

            buf.append("text=");
            if (StringUtil.isNotBlank(prefix)) {
                buf.append(encodeToString(prefix)).append("-,");
            }
            buf.append(encodeToString(textStart));
            if (StringUtil.isNotBlank(textEnd)) {
                buf.append(',').append(encodeToString(textEnd));
            }
            if (StringUtil.isNotBlank(suffix)) {

        } else if (input instanceof String) {
            return input.toString();
        }
        if (values != null) {
            return stream(values).get(stream -> stream.filter(StringUtil::isNotBlank).map(String::trim).collect(Collectors.joining(" ")));
        }
        return StringUtil.EMPTY;
    }

    /**
     * Replaces all occurrences of a regular expression pattern in the input string.
     *

                stream(crawlingConfig.getVirtualHosts()).get(stream -> stream.filter(StringUtil::isNotBlank).collect(Collectors.toList())));
        // id
        putResultDataBody(dataMap, fessConfig.getIndexFieldId(), crawlingInfoHelper.generateId(dataMap));
        // parentId
        String parentUrl = responseData.getParentUrl();
        if (StringUtil.isNotBlank(parentUrl)) {
            parentUrl = pathMappingHelper.replaceUrl(sessionId, parentUrl);

     *
     * @param str
     *            the string to check
     * @return {@literal true} if the string is not blank
     * @see #isBlank(String)
     */
    public static boolean isNotBlank(final String str) {
        return !isBlank(str);
    }

    /**
     * Returns true if the string contains the specified character.
     *
     * @param str
     *            the string to check

        if (StringUtil.isNotBlank(username) && StringUtil.isNotBlank(password)) {
            builder.put(Constants.FESEN_USERNAME, username);
            builder.put(Constants.FESEN_PASSWORD, password);
        }
        final String authorities = fessConfig.getFesenHttpSslCertificateAuthorities();
        if (StringUtil.isNotBlank(authorities)) {

            availableSearcherNameSet = Collections.emptySet();
        } else {
            availableSearcherNameSet = StreamUtil.split(value, ",")
                    .get(stream -> stream.map(String::trim).filter(StringUtil::isNotBlank).collect(Collectors.toUnmodifiableSet()));
        }
        if (logger.isDebugEnabled()) {
            logger.debug("Available searchers: names={}", availableSearcherNameSet);
        }
    }

    @Override

        final String userAgent = paramMap.get(CRAWLER_USERAGENT);
        if (StringUtil.isNotBlank(userAgent)) {
            factoryParamMap.put(HcHttpClient.USER_AGENT_PROPERTY, userAgent);
        }

        // web auth
        final String webAuthStr = paramMap.get(CRAWLER_WEB_AUTH);
        if (StringUtil.isNotBlank(webAuthStr)) {
            final String[] webAuthNames = webAuthStr.split(",");