final TriggerBuilder tb = TriggerBuilder.newTrigger()
.forJob(detail)
.withIdentity("Trigger" + i, Scheduler.DEFAULT_GROUP)
.withDescription(description);
if (startTime != null) {
tb.startAt(parse(startTime));
}
if (endTime != null) {
tb.endAt(parse(endTime));
}
if (calendarName != null) {