/// <inheritdoc />
public async Task <IEnumerable <TraceRecord> > ReadTraceRecordsAsync(Duration duration, ReadFilter filter, CancellationToken token)
{
var parser = this.GetParser(this.GetTraceRecordSession(duration));
var typesInFilter = filter.TraceRecordFilters.Select(item => item.RecordType).ToList();
var allRecords = new List <TraceRecord>();
Func <TraceRecord, CancellationToken, Task> traceReceiver = (record, cancellationToken) =>
{
if (filter.TraceFilter != null)
{
if (filter.TraceFilter(record))
{
return(CompletedTask);
}
}
allRecords.Add(record.Clone());
return(CompletedTask);
};
foreach (var type in typesInFilter)
{
await parser.SubscribeAsync(type, traceReceiver, token).ConfigureAwait(false);
}
if (parser.TraceSession.IsServerSideFilteringAvailable)
{
await parser.TraceSession.StartReadingAsync(filter.TraceRecordFilters, duration.StartTime, duration.EndTime, token).ConfigureAwait(false);
}
else
{
await parser.TraceSession.StartReadingAsync(duration.StartTime, duration.EndTime, token).ConfigureAwait(false);
}
return(allRecords);
}
