* @return an optional containing the scheduled job if found, empty otherwise
     */
    private OptionalThing<LaScheduledJob> findJobByUniqueOf(final LaJobUnique jobUnique) {
        final JobManager jobManager = ComponentUtil.getJobManager();
        try {
            return jobManager.findJobByUniqueOf(jobUnique);
        } catch (final Exception e) {
            return OptionalThing.empty();
        }
    }

    /**