public void Trace(TraceLevel level, string message, Exception ex)
{
// write to any existing trace writer
if (_innerTraceWriter != null && level <= _innerTraceWriter.LevelFilter)
_innerTraceWriter.Trace(level, message, ex);
IExecutionTimer timer = _timerStrategy();
if (_traceMessages.Count > 0)
{
// check message to see if serialization is complete
if (message.StartsWith("Serialized JSON:", StringComparison.Ordinal) || message.StartsWith("Deserialized JSON:", StringComparison.Ordinal))
{
TimerResult timeResult = null;
if (timer != null)
{
timeResult = timer.Stop(_start);
_timelineMessage.AsTimedMessage(timeResult);
}
// set final JSON onto previous message
JsonTraceMessage lastMessage = _traceMessages.Last();
lastMessage.JsonText = message.Substring(message.IndexOf(Environment.NewLine, StringComparison.Ordinal)).Trim();
lastMessage.Duration = (timeResult != null) ? (TimeSpan?) timeResult.Duration : null;
_traceMessages.Clear();
return;
}
}
JsonAction action = JsonAction.Unknown;
string type = null;
string json = null;
if (_traceMessages.Count == 0)
{
Match match = Regex.Match(message, @"^Started serializing ([^\s]+)", RegexOptions.Compiled | RegexOptions.CultureInvariant);
if (match.Success)
{
type = match.Groups[1].Value.TrimEnd('.');
action = JsonAction.Serialize;
}
else
{
match = Regex.Match(message, @"^Started deserializing ([^\s]+)", RegexOptions.Compiled | RegexOptions.CultureInvariant);
if (match.Success)
{
type = match.Groups[1].Value.TrimEnd('.');
action = JsonAction.Deserialize;
}
else
{
if (message.StartsWith("Serialized JSON:", StringComparison.Ordinal))
action = JsonAction.Serialize;
else if (message.StartsWith("Deserialized JSON:", StringComparison.Ordinal))
action = JsonAction.Deserialize;
if (action != JsonAction.Unknown)
{
json = message.Substring(message.IndexOf(Environment.NewLine, StringComparison.Ordinal)).Trim();
message = null;
}
}
}
// create timeline message
// will be updated each trace with new duration
_timelineMessage = CreateJsonTimelineMessage(action, type);
_messageBroker.Publish(_timelineMessage);
if (timer != null)
_start = timer.Start();
}
else
{
JsonTraceMessage previous = _traceMessages.Last();
previous.Duration = null;
action = previous.Action;
type = previous.Type;
}
TimerResult result = null;
if (timer != null)
{
result = timer.Stop(_start);
_timelineMessage.AsTimedMessage(result);
}
JsonTraceMessage traceMessage = new JsonTraceMessage
{
Ordinal = _traceMessages.Count,
MessageDate = DateTime.Now,
Level = level,
Message = message,
Exception = ex,
JsonText = json,
Action = action,
Type = (type != null) ? RemoveAssemblyDetails(type) : null,
Duration = (result != null) ? (TimeSpan?)result.Duration : null
};
_messageBroker.Publish(traceMessage);
_traceMessages.Add(traceMessage);
}
private static JsonTimelineMessage CreateJsonTimelineMessage(JsonAction action, string type)
{
JsonTimelineMessage timelineMessage = new JsonTimelineMessage();
string eventName = action.ToString("G");
if (type != null)
eventName += " - " + RemoveAssemblyDetails(type);
timelineMessage.AsTimelineMessage(eventName, new TimelineCategoryItem(action.ToString("G"), "#B3DF00", "#9BBB59"));
return timelineMessage;
}