public static void StaticTraceData(TraceEventCache eventCache, string source, TraceEventType eventType, object data)
{
AsyncCallTrackingTraceListener.AsyncIteratorState asyncIteratorState;
if (source != "AsyncHelper")
{
return;
}
AsyncIteratorContextBase asyncIteratorContextBase = data as AsyncIteratorContextBase;
TraceEventType traceEventType = eventType;
if (traceEventType <= TraceEventType.Stop)
{
if (traceEventType == TraceEventType.Start)
{
lock (AsyncCallTrackingTraceListener.iterators)
{
asyncIteratorState = new AsyncCallTrackingTraceListener.AsyncIteratorState()
{
Iterator = asyncIteratorContextBase,
ThreadId = eventCache.ThreadId
};
AsyncCallTrackingTraceListener.iterators.Add(asyncIteratorState.Iterator, asyncIteratorState);
}
}
else
{
if (traceEventType != TraceEventType.Stop)
{
return;
}
lock (AsyncCallTrackingTraceListener.iterators)
{
AsyncCallTrackingTraceListener.iterators.Remove(asyncIteratorContextBase);
}
}
}
else if (traceEventType == TraceEventType.Suspend)
{
lock (AsyncCallTrackingTraceListener.iterators)
{
AsyncCallTracker asyncCallTracker = (AsyncCallTracker)data;
asyncIteratorState = AsyncCallTrackingTraceListener.iterators[asyncCallTracker.Caller];
asyncIteratorState.Call = asyncCallTracker;
asyncIteratorState.SuspendedTime = DateTime.UtcNow;
}
}
else
{
if (traceEventType != TraceEventType.Resume)
{
return;
}
lock (AsyncCallTrackingTraceListener.iterators)
{
asyncIteratorState = AsyncCallTrackingTraceListener.iterators[asyncIteratorContextBase];
asyncIteratorState.Call = null;
asyncIteratorState.ThreadId = eventCache.ThreadId;
}
}
}
private static void AppendCallTree(DateTime now, XmlTextWriter writer, AsyncCallTrackingTraceListener.AsyncIteratorState methodState, Dictionary <AsyncCallTrackingTraceListener.AsyncIteratorState, List <AsyncCallTrackingTraceListener.AsyncIteratorState> > allCalls)
{
List <AsyncCallTrackingTraceListener.AsyncIteratorState> asyncIteratorStates;
writer.WriteStartElement("method");
writer.WriteStartAttribute("name");
writer.WriteString(methodState.Iterator.MethodName);
writer.WriteEndAttribute();
if (methodState.Call != null)
{
TimeSpan timeSpan = now - methodState.SuspendedTime;
writer.WriteStartAttribute("suspendedMilliseconds");
writer.WriteValue(timeSpan.TotalMilliseconds);
writer.WriteEndAttribute();
}
else
{
writer.WriteStartAttribute("runningOnThread");
writer.WriteString(methodState.ThreadId);
writer.WriteEndAttribute();
}
if (allCalls.TryGetValue(methodState, out asyncIteratorStates))
{
foreach (AsyncCallTrackingTraceListener.AsyncIteratorState asyncIteratorState in asyncIteratorStates)
{
writer.WriteStartElement("call");
writer.WriteStartAttribute("name");
writer.WriteString(asyncIteratorState.Iterator.Caller.CalleeName);
writer.WriteEndAttribute();
if (object.ReferenceEquals(asyncIteratorState.Iterator.Caller, methodState.Call))
{
writer.WriteStartAttribute("waiting");
writer.WriteValue(true);
writer.WriteEndAttribute();
}
AsyncCallTrackingTraceListener.AppendCallTree(now, writer, asyncIteratorState, allCalls);
writer.WriteEndElement();
}
}
writer.WriteEndElement();
}