public SchedulerEventDescription(
     SchedulerEventTypeEnum schedulerEventType
     )
 {
     SchedulerEventType = schedulerEventType;
     AdditionalInformation = null;
 }
        public SchedulerEventDescription(
            SchedulerEventTypeEnum schedulerEventType,
            object additionalInformation
            )
        {
            if (additionalInformation == null)
            {
                throw new ArgumentNullException("additionalInformation");
            }

            SchedulerEventType = schedulerEventType;
            AdditionalInformation = additionalInformation;
        }