Opc.Ua.Server.CountAggregateCalculator.ComputeValue C# (CSharp) Method

        protected override DataValue ComputeValue(TimeSlice slice)
        {
            uint? id = AggregateId.Identifier as uint?;

            if (id != null)
            {
                switch (id.Value)
                {
                    case Objects.AggregateFunction_Count:
                    {
                        return ComputeCount(slice);
                    }

                    case Objects.AggregateFunction_AnnotationCount:
                    {
                        return ComputeAnnotationCount(slice);
                    }

                    case Objects.AggregateFunction_DurationInStateZero:
                    {
                        return ComputeDurationInState(slice, false);
                    }

                    case Objects.AggregateFunction_DurationInStateNonZero:
                    {
                        return ComputeDurationInState(slice, true);
                    }

                    case Objects.AggregateFunction_NumberOfTransitions:
                    {
                        return ComputeNumberOfTransitions(slice);
                    }
                }
            }

            return base.ComputeValue(slice);
        }
        #endregion