public void register(final ScheduledJob scheduledJob) {
        final JobManager jobManager = ComponentUtil.getJobManager();
        jobManager.schedule(cron -> register(cron, scheduledJob));
    }

    public void register(final LaCron cron, final ScheduledJob scheduledJob) {
        if (scheduledJob == null) {
            throw new ScheduledJobException("No job.");
        }