问Google Calendar Insert Event API -代码执行时不会出现提醒

EN

    Event event = new Event()
        .setSummary(insertEvent.getSummary())
        .setDescription(insertEvent.getDesc());

    DateTime reminderDate = DateTime.parseRfc3339(insertEvent.getReminderDate());
    EventDateTime start = new EventDateTime().setDate(reminderDate);
    event.setStart(start);
    EventDateTime end = new EventDateTime().setDate(reminderDate);
    event.setEnd(end);

    List<EventAttendee> attendees = new ArrayList<>();
    for (String reminderEmail : insertEvent.getReminderEmails()) {
      attendees.add(new EventAttendee().setEmail(reminderEmail));
    }
    event.setAttendees(attendees);

    EventReminder[] reminderOverrides = new EventReminder[] {
        new EventReminder().setMethod("email").setMinutes(5 * 24 * 60),
        new EventReminder().setMethod("popup").setMinutes(10),
    };
    Event.Reminders reminders = new Event.Reminders()
        .setUseDefault(false)
        .setOverrides(Arrays.asList(reminderOverrides));
    event.setReminders(reminders);

    event = this.calendar.events().insert(insertEvent.getCalendarId(), event).execute();