/// <summary>
/// Registers occurrence (event).
/// </summary>
public void RegisterEvent()
{
var timepoint = StopwatchUtilities.GetTimestampAsTimeSpan();
for (; ;)
{
ImmutableList <TimeSpan> newVersion;
var originalVersion = itrlck.Get(ref _eventRiseTimepoints);
//
if (originalVersion.Count > __MaxBufferSize)
{
originalVersion = P_Cleanup(timepoint);
}
//
if (originalVersion.Count > 0)
{
var upperBound = originalVersion.Count - 1;
newVersion = originalVersion;
for (var y = upperBound; y > -1; y--)
{
if (timepoint >= originalVersion[y])
{
if (y == upperBound)
{
newVersion = originalVersion.Add(value: timepoint);
}
else
{
newVersion = originalVersion.Insert(index: y, item: timepoint);
}
break;
}
}
}
else
{
newVersion = originalVersion.Add(timepoint);
}
//
if (!ReferenceEquals(newVersion, originalVersion))
{
if (ReferenceEquals(originalVersion, Interlocked.CompareExchange(ref _eventRiseTimepoints, value: newVersion, comparand: originalVersion)))
{
break;
}
else
{
Thread.Sleep(1); // Выполнение любого готового к выполнению потока в системе (ОС).
}
}
}
}
/// <summary>
/// Gets current rate (frequency) value.
/// </summary>
public int Frequency()
{
var nowTimepoint = StopwatchUtilities.GetTimestampAsTimeSpan();
return(P_Cleanup(timepoint: nowTimepoint).Count);
}