public Date calculateNextTrigger(Calendar baseCalendar) {
        // All occurrences are done
        if (isLastOccurrence()) return null;

        // trigger: { at: new Date(2017, 10, 27, 15) }
        return new Date(optionsTrigger.getAt());
    }
Calculates the next trigger.
@param baseCalendar The base calendar from where to calculate the next trigger.
src/android/trigger/TriggerHandlerAt.java