public static TracePayload GetSerializedPayload(object source, TraceRecord traceRecord, Exception exception, bool getServiceReference)
{
string eventSource = null;
string extendedData = null;
string serializedException = null;
if (source != null)
{
eventSource = CreateSourceString(source);
}
if (traceRecord != null)
{
StringBuilder sb = new StringBuilder();
XmlTextWriter writer = new XmlTextWriter(new StringWriter(sb, CultureInfo.CurrentCulture));
writer.WriteStartElement(DiagnosticStrings.ExtendedDataTag);
traceRecord.WriteTo(writer);
writer.WriteEndElement();
extendedData = sb.ToString();
}
if (exception != null)
{
serializedException = DiagnosticTrace.ExceptionToTraceString(exception);
}
if (getServiceReference && (DiagnosticTrace.traceAnnotation != null))
{
return(new TracePayload(serializedException, eventSource, DiagnosticTrace.appDomainFriendlyName, extendedData, DiagnosticTrace.traceAnnotation()));
}
return(new TracePayload(serializedException, eventSource, DiagnosticTrace.appDomainFriendlyName, extendedData, string.Empty));
}
public void TraceTransfer(Guid newId)
{
Guid oldId = DiagnosticTrace.ActivityId;
if (newId != oldId)
{
try
{
if (this.HaveListeners)
{
this.TraceSource.TraceTransfer(0, null, newId);
}
//also emit to ETW
if (this.IsEtwEventEnabled(ref DiagnosticTrace.transferEventDescriptor))
{
this.etwProvider.WriteTransferEvent(ref DiagnosticTrace.transferEventDescriptor, newId,
DiagnosticTrace.traceAnnotation == null ? string.Empty : DiagnosticTrace.traceAnnotation(),
DiagnosticTrace.appDomainFriendlyName);
}
}
catch (Exception e)
{
if (Fx.IsFatal(e))
{
throw;
}
LogTraceFailure(null, e);
}
}
}