final Integer timeToLive = config.getTimeToLive();
            if (timeToLive != null) {
                // timeToLive minutes
                final long now = ComponentUtil.getSystemHelper().getCurrentTimeAsLong();
                return new Date(now + timeToLive.longValue() * 1000 * 60);
            }
        }
        return documentExpires != null ? new Date(documentExpires) : null;
    }

    /**

                } catch (final Exception e) {
                    logger.warn("Failed to stop job: {}", jobLog, e);
                }
            }
            jobLog.setEndTime(ComponentUtil.getSystemHelper().getCurrentTimeAsLong());
            if (logger.isDebugEnabled()) {
                logger.debug("jobLog={}", jobLog);
            }
            if (scheduledJob.isLoggingEnabled()) {
                jobHelper.store(jobLog);

        crudMode = CrudMode.CREATE;
        boost = 1.0f;
        sortOrder = 0;
        createdBy = ComponentUtil.getSystemHelper().getUsername();
        createdTime = ComponentUtil.getSystemHelper().getCurrentTimeAsLong();
        permissions = ComponentUtil.getFessConfig().getSearchDefaultDisplayPermission();
    }

     *
     * @return array of data store names sorted alphabetically, never null
     */
    public synchronized String[] getDataStoreNames() {
        final long now = ComponentUtil.getSystemHelper().getCurrentTimeAsLong();
        if (now - lastLoadedTime > 60000L) {
            final List<String> nameList = loadDataStoreNameList();
            dataStoreNames = nameList.toArray(n -> new String[nameList.size()]);

        intervalTime = Constants.DEFAULT_INTERVAL_TIME_FOR_FS;
        sortOrder = 0;
        createdBy = ComponentUtil.getSystemHelper().getUsername();
        createdTime = ComponentUtil.getSystemHelper().getCurrentTimeAsLong();
        permissions = fessConfig.getSearchDefaultDisplayPermission();
    }

            final long tokenExpiryTime = authResult.expiresOnDate().getTime(); // milliseconds since epoch
            final long currentTime = ComponentUtil.getSystemHelper().getCurrentTimeAsLong(); // milliseconds since epoch
            if (tokenExpiryTime < currentTime) {
                if (logger.isDebugEnabled()) {

                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)) + ").");
                }

            return entity;
        });

        failureUrl.setErrorName(errorName);
        failureUrl.setErrorLog(getStackTrace(e));
        failureUrl.setLastAccessTime(ComponentUtil.getSystemHelper().getCurrentTimeAsLong());
        failureUrl.setThreadName(Thread.currentThread().getName());

        bhv.insertOrUpdate(failureUrl, op -> {
            op.setRefreshPolicy(Constants.TRUE);
        });
        return failureUrl;

            badWordList.add(badWord);
            return badWordList;
        }
    }

    private static class MockSystemHelper extends SystemHelper {
        @Override
        public long getCurrentTimeAsLong() {
            return System.currentTimeMillis();
        }

        @Override
        public boolean calibrateCpuLoad() {
            return true;
        }
    }

        final long currentTime = 1704067200000L; // 2024-01-01 00:00:00 UTC
        ComponentUtil.register(new SystemHelper() {
            @Override
            public long getCurrentTimeAsLong() {
                return currentTime;
            }
        }, "systemHelper");

        ComponentUtil.register(new CrawlingInfoService() {
            @Override