protected override object UpdateAggregate_Stage1(MetricValuesBufferBase <double> buffer, int minFlushIndex, int maxFlushIndex)
{
// Compute a summary of the buffer:
Data bufferData = new Data();
bufferData.HasValues = false;
bufferData.Min = Double.MaxValue;
bufferData.Max = Double.MinValue;
bufferData.Last = Double.NaN;
for (int index = minFlushIndex; index <= maxFlushIndex; index++)
{
double metricValue = buffer.GetAndResetValue(index);
if (Double.IsNaN(metricValue))
{
continue;
}
bufferData.HasValues = true;
bufferData.Max = (metricValue > bufferData.Max) ? metricValue : bufferData.Max;
bufferData.Min = (metricValue < bufferData.Min) ? metricValue : bufferData.Min;
bufferData.Last = metricValue;
}
return(bufferData);
}
protected override object UpdateAggregate_Stage1(MetricValuesBufferBase <object> buffer, int minFlushIndex, int maxFlushIndex)
{
lock (_updateLock)
{
for (int index = minFlushIndex; index <= maxFlushIndex; index++)
{
object metricValue = buffer.GetAndResetValue(index);
if (metricValue == null)
{
continue;
}
string stringValue = metricValue.ToString();
if (!_caseSensitive)
{
stringValue = stringValue.ToLowerInvariant();
}
_uniqueValues.Add(stringValue);
Interlocked.Increment(ref _totalValuesCount);
}
}
return(null);
}
protected override object UpdateAggregate_Stage1(MetricValuesBufferBase <double> buffer, int minFlushIndex, int maxFlushIndex)
{
Data bufferData = new Data();
bufferData.Count = 0;
bufferData.Min = Double.MaxValue;
bufferData.Max = Double.MinValue;
bufferData.Sum = 0.0;
bufferData.SumOfSquares = 0.0;
for (int index = minFlushIndex; index <= maxFlushIndex; index++)
{
double metricValue = buffer.GetAndResetValue(index);
if (Double.IsNaN(metricValue))
{
continue;
}
bufferData.Count++;
bufferData.Max = (metricValue > bufferData.Max) ? metricValue : bufferData.Max;
bufferData.Min = (metricValue < bufferData.Min) ? metricValue : bufferData.Min;
bufferData.Sum += metricValue;
bufferData.SumOfSquares += metricValue * metricValue;
}
if (this.restrictToUInt32Values)
{
bufferData.Max = Math.Round(bufferData.Max);
bufferData.Min = Math.Round(bufferData.Min);
}
return(bufferData);
}
protected override object UpdateAggregate_Stage1(MetricValuesBufferBase <double> buffer, int minFlushIndex, int maxFlushIndex)
{
lock (_updateLock)
{
for (int index = minFlushIndex; index <= maxFlushIndex; index++)
{
double metricValue = buffer.GetAndResetValue(index);
if (Double.IsNaN(metricValue))
{
continue;
}
_sum += metricValue;
_max = (_sum > _max) ? _sum : _max;
_min = (_sum < _min) ? _sum : _min;
}
if (_restrictToUInt32Values)
{
_sum = Math.Round(_sum);
_max = Math.Round(_max);
_min = Math.Round(_min);
}
}
return(null);
}
