/// <summary>
/// This method implements the configuration for each <see cref="TraceSource"/>:
/// this implements <see cref="ITraceSourceSelector"/>.
/// This is implemented by invoking all added selector delegates;
/// and configuring the argument based on the selection result. NOTICE that ANY
/// <see cref="TraceSource"/> passed here will be configured; AND this does NOT
/// maintain its own cache to the configured sources: if the configurations
/// here change, ONLY sources added via <see cref="TraceSources"/> will be
/// able to be re-configured.
/// </summary>
void ITraceSourceSelector.Select(SimpleTraceSource traceSource)
{
LogFileFactorySelection SelectAll()
{
LogFileFactorySelection selection = LogFileFactorySelection.Default;
foreach (ILogFileFactorySelector selector in selectors)
{
selection |= selector.Select(
traceSource.TraceSource,
defaultTraceSourceSelection,
selectedSwitchLevel);
}
return(selection);
}
lock (SyncLock) {
if (!isInitialized)
{
return;
}
traceSource.TraceSource.Listeners.Remove(GetLogFileName());
LogFileFactorySelection result = SelectAll();
switch (result)
{
case LogFileFactorySelection.None:
return;
case LogFileFactorySelection.Default:
result = defaultTraceSourceSelection;
break;
}
if (result.HasFlag(LogFileFactorySelection.SwitchAndFilterLevels))
{
SetSwitchLevel(traceSource);
}
if (result.HasFlag(LogFileFactorySelection.LogFileOutput) &&
(logFileListener != null))
{
traceSource.TraceSource.Listeners.Add(logFileListener);
}
}
void SetSwitchLevel(SimpleTraceSource simpleTraceSource)
{
#if DEBUG
simpleTraceSource.TraceSource.Switch.Level
= simpleTraceSource.TraceSource.Switch.Level.MostVerbose(
SourceLevels.Information.MostVerbose(selectedSwitchLevel));
#else
simpleTraceSource.TraceSource.Switch.Level
= simpleTraceSource.TraceSource.Switch.Level.MostVerbose(selectedSwitchLevel);
#endif
}
}
/// <summary> /// This method implements <see cref="ITraceSourceSelector"/>. /// </summary> void ITraceSourceSelector.Remove(SimpleTraceSource traceSource) => traceSource.TraceSource.Listeners.Remove(GetLogFileName());