return groups;
        }

        @Override
        public String[] getPermissions() {
            if (permissions == null) {
                final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
                final Set<String> permissionSet = new HashSet<>();
                permissionSet.add(systemHelper.getSearchRoleByUser(name));

        }
        buf.append(tempBuf.toString());
        return buf;
    }

    protected StringBuilder appendTimestamp(final StringBuilder buf) {
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        append(buf, "timestamp", () -> FessFunctions.formatDate(systemHelper.getCurrentTime()));
        return buf;
    }

        if (crawlingInfo == null) {
            throw new FessSystemException("Crawling Session is null.");
        }
        final long now = ComponentUtil.getSystemHelper().getCurrentTimeAsLong();
        if (crawlingInfo.getCreatedTime() == null) {
            crawlingInfo.setCreatedTime(now);
        }
    }

        final int docPerReq = fessConfig.getSuggestUpdateDocPerRequestAsInteger();
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        suggester.indexer().indexFromDocument(() -> {
            final ESSourceReader reader = new ESSourceReader(ComponentUtil.getSearchEngineClient(), suggester.settings(),

        final UserInfoService userInfoService = ComponentUtil.getComponent(UserInfoService.class);
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();

        final StringBuilder resultBuf = new StringBuilder();

        // purge crawling sessions
        try {
            crawlingInfoService.deleteBefore(systemHelper.getCurrentTimeAsLong());

        return redirect(getClass()); // no-op
    }

    public static List<Map<String, Object>> getLogFileItems() {
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        final List<Map<String, Object>> logFileItems = new ArrayList<>();
        final String logFilePath = systemHelper.getLogFilePath();
        if (StringUtil.isNotBlank(logFilePath)) {

                final Long expiredTime = accessToken.getExpiredTime();
                if (expiredTime != null && expiredTime.longValue() > 0
                        && expiredTime.longValue() < ComponentUtil.getSystemHelper().getCurrentTimeAsLong()) {
                    throw new InvalidAccessTokenException("invalid_token",
                            "The token is expired(" + FessFunctions.formatDate(FessFunctions.date(expiredTime)) + ").");

            throw new GsaConfigException("Invalid format.");
        }
        if (COLLECTION.equalsIgnoreCase(qName) && COLLECTIONS.equalsIgnoreCase(tagQueue.peekLast())) {
            final long now = ComponentUtil.getSystemHelper().getCurrentTimeAsLong();
            final String name = attributes.getValue("Name");
            labelType = new LabelType();
            labelType.setName(name);
            labelType.setValue(name);

        verifyToken(this::asDownloadHtml);

        return asStream("badword.csv").contentTypeOctetStream().stream(out -> {
            final Path tempFile = ComponentUtil.getSystemHelper().createTempFile("fess-badword-", ".csv").toPath();
            try {
                try (Writer writer = new BufferedWriter(new OutputStreamWriter(Files.newOutputStream(tempFile), getCsvEncoding()))) {

                log(buf);
            }
        });
    }

    protected long getCurrentTimeMillis() {
        return ComponentUtil.getSystemHelper().getCurrentTimeAsLong();
    }

    private StringBuilder createStringBuffer(final Object keyObj, final long time) {
        final StringBuilder buf = new StringBuilder(1000);