public override void Trace(TraceEvent traceEvent)
{
InvokeTraceWriters(traceEvent);
InvokeTextWriter(traceEvent);
}
public override bool Filter(TraceEvent traceEvent)
{
if (_predicate(traceEvent))
{
return InnerTraceFilter.Filter(traceEvent);
}
return false;
}
/// <summary> /// Inspects the specified <see cref="TraceEvent"/> and accumulates it /// as needed if it matches the filter. /// </summary> /// <param name="traceEvent">The <see cref="TraceEvent"/> to filter.</param> /// <returns>True if the trace message should result in all subscribers being /// notified, false otherwise.</returns> public abstract bool Filter(TraceEvent traceEvent);
public override bool Filter(TraceEvent traceEvent)
{
if (_predicate == null || _predicate(traceEvent))
{
// this filter does not accumulate - it only keeps track
// of the last event, so we reset the collection each time.
_events.Clear();
_events.Add(traceEvent);
return true;
}
return false;
}
/// <summary> /// Writes a trace event. /// </summary> /// <param name="traceEvent">The <see cref="TraceEvent"/> to trace.</param> public abstract void Trace(TraceEvent traceEvent);
public static void AddFunctionInstanceDetails(this TraceEvent traceEvent, Guid hostInstanceId, FunctionDescriptor descriptor, Guid functionId)
{
traceEvent.Properties[HostInstanceIdKey] = hostInstanceId;
traceEvent.Properties[FunctionDescriptorKey] = descriptor;
traceEvent.Properties[FunctionInvocationIdKey] = functionId;
}