private IDisposable SubscribeToAllSources()
{
try
{
return(DiagnosticListening.SubscribeToAllSources(ObserverAdapter.OnAllHandlers(
(DiagnosticListenerStub dl) => OnEventSourceObservered(dl),
(Exception err) => ConsoleWrite.Exception(err), // Just for demo. Error handler is not actually necessary.
() => ConsoleWrite.LineLine($"All-EventSources-Subscription Completed.")))); // Just for demo. Completion handler is not actually necessary.
}
catch (Exception ex)
{
// If there was some business logic required to handle such errors, it would go here.
ConsoleWrite.Exception(ex);
return(null);
}
}
public static bool SubscribeToAllSourcesSafe(IObserver <DiagnosticListenerStub> diagnosticSourcesObserver, out IDisposable result, out Exception error)
{
try
{
error = null;
result = DiagnosticListening.SubscribeToAllSources(diagnosticSourcesObserver);
return(true);
}
catch (Exception ex)
{
error = ex;
if (s_isLogExceptionsEnabled)
{
Log.Error(s_logComponentMoniker, ex);
}
result = null;
return(false);
}
}