stream(roles).of(stream -> stream.forEach(s -> permissionSet.add(systemHelper.getSearchRoleByRole(s))));
                permissions = permissionSet.stream().filter(StringUtil::isNotBlank).distinct().toArray(n -> new String[n]);
            }
            return permissions;
        }

        @Override
        public boolean refresh() {

            }
        }

        // user agent
        userAgent = getInitParameter(USER_AGENT_PROPERTY, userAgent, String.class);
        if (StringUtil.isNotBlank(userAgent)) {
            httpClientBuilder.setUserAgent(userAgent);
        }

        final HttpRoutePlanner planner = buildRoutePlanner();
        if (planner != null) {

                        buildNumber = node.getTextContent();
                    }
                }
            }
        }
        if (StringUtil.isNotBlank(timestamp) && StringUtil.isNotBlank(buildNumber)) {
            return timestamp + "-" + buildNumber;
        }
        return null;
    }

    /**
     * Retrieves the content of a repository URL.
     *

                : ComponentUtil.getRoleQueryHelper()
                        .build(searchRequestType)
                        .stream()
                        .filter(StringUtil::isNotBlank)
                        .toArray(n -> new String[n]);
        final String[] baseFields = fields != null ? fields : fessConfig.getSuggestPopularWordFieldsAsArray();

        if (crawlingInfo == null) {
            logger.warn("No crawling session: {}", sessionId);
            return;
        }
        if (StringUtil.isNotBlank(name)) {
            crawlingInfo.setName(name);
        } else {
            crawlingInfo.setName(Constants.CRAWLING_INFO_SYSTEM_NAME);
        }
        if (dayForCleanup >= 0) {

        idx = url.indexOf('?');
        if (idx >= 0) {
            url = url.substring(0, idx);
        }

        if (encoding != null) {
            String enc;
            if (StringUtil.isNotBlank(getFessConfig().getCrawlerDocumentSiteEncoding())
                    && (!getFessConfig().isCrawlerDocumentUseSiteEncodingOnEnglish() || "ISO-8859-1".equalsIgnoreCase(encoding)

        body.permissions = stream(entity.getPermissions()).get(stream -> stream.map(s -> permissionHelper.decode(s))
                .filter(StringUtil::isNotBlank)
                .distinct()
                .collect(Collectors.joining("\n")));
        return body;
    }

        final PermissionHelper permissionHelper = ComponentUtil.getPermissionHelper();
        body.permissions = stream(entity.getPermissions()).get(
                stream -> stream.map(permissionHelper::decode).filter(StringUtil::isNotBlank).distinct().collect(Collectors.joining("\n")));
        body.crudMode = null;
        return body;

    }

                });
            }
        });

        final String virtualHostKey = ComponentUtil.getVirtualHostHelper().getVirtualHostKey();
        if (StringUtil.isNotBlank(virtualHostKey)) {
            searchLog.setVirtualHost(virtualHostKey);
        } else {
            searchLog.setVirtualHost(StringUtil.EMPTY);
        }

     * @param regex the regular expression pattern to match property names
     */
    protected void addFessCustomSystemProperties(final List<String> cmdList, final String regex) {
        if (StringUtil.isNotBlank(regex)) {
            final Pattern pattern = Pattern.compile(regex);
            System.getProperties()
                    .keySet()
                    .stream()