Ejemplo n.º 1
0
        private static void enqueueMessage(TraceTypeEnum traceType, string?filterText, ref string?threadMessageBuffer)
        {
      #if RealTimeTraceing
            RealTimeTracer.Trace("enqueueMessage(): start " + traceType.ShortString() + ": " + threadMessageBuffer);
      #endif
            TraceMessage message = new TraceMessage(traceType, threadMessageBuffer !, filterText);
            threadMessageBuffer = null;

            //break in debugger if needed
            if (Debugger.IsAttached)
            {
                if ((traceType == TraceTypeEnum.Warning && IsBreakOnWarning) ||
                    (traceType == TraceTypeEnum.Error && IsBreakOnError) ||
                    (traceType == TraceTypeEnum.Exception && IsBreakOnException))
                {
                    Debug.WriteLine(traceType + ": " + message);
                    Debugger.Break();
                }
            }

      #if RealTimeTraceing
            RealTimeTracer.Trace("enqueueMessage(): lock messagesQueue");
      #endif
            lock (messagesQueue){
        #if RealTimeTraceing
                RealTimeTracer.Trace("enqueueMessage(): locked messagesQueue");
        #endif
                if (messagesQueue.Count >= MaxMessageQueue - 1) //leave 1 space empty for overflow error message
                {
          #if RealTimeTraceing
                    RealTimeTracer.Trace("enqueueMessage(): messagesQueue overflow (" + messagesQueue.Count + " messages)");
          #endif
                    if (!isMessagesQueueOverflow)
                    {
                        isMessagesQueueOverflow = true;
                        messagesQueue.Enqueue(new TraceMessage(TraceTypeEnum.Error, "Tracer.enqueueMessage(): MessagesQueue overflow (" + messagesQueue.Count + " messages) for:" +
                                                               Environment.NewLine + message.ToString()));
                    }
                }
                else
                {
                    isMessagesQueueOverflow = false;
                    messagesQueue.Enqueue(message);
          #if RealTimeTraceing
                    RealTimeTracer.Trace("enqueueMessage(): message added to messagesQueue");
          #endif
                }
                //Monitor.Pulse(messagesQueue);
        #if RealTimeTraceing
                RealTimeTracer.Trace("enqueueMessage(): messagesQueue pulsed, release lock");
        #endif
            }
      #if RealTimeTraceing
            RealTimeTracer.Trace("enqueueMessage(): messagesQueue lock released, end");
      #endif
        }
Ejemplo n.º 2
0
        /// <summary>
        /// Stops tracing.
        /// </summary>
        public static void StopTracing()
        {
      #if RealTimeTraceing
            RealTimeTracer.Trace("TracerTimer: StopTracing()");
      #endif
            lock (tracerTimer) {
                if (!isDoTracing)
                {
                    return;
                }

                isDoTracing = true;
                tracerTimer.Dispose();
            }
        }
Ejemplo n.º 3
0
        private static void tracerTimerMethod(object?state)
        {
            try { //thread needs to catch its exceptions
        #if RealTimeTraceing
                RealTimeTracer.Trace("TracerTimer: start");
        #endif
                if (!isDoTracing)
                {
          #if RealTimeTraceing
                    RealTimeTracer.Trace("TracerTimer: tracing has stopped");
          #endif
                    return;
                }

                if (isTracerTimerMethodRunning)
                {
                    //if tracerTimerMethod is still running from last scheduled call, there is no point to execute it in parallel
                    //on a different thread.
#if RealTimeTraceing
                    RealTimeTracer.Trace("TracerTimer: new execution was stopped, because previous call is still active.");
#endif
                    return;
                }

                try {
                    isTracerTimerMethodRunning = true;
                    TraceMessage[] newTracerMessages;
#if RealTimeTraceing
                    RealTimeTracer.Trace("TracerTimer:lock messagesQueue");
#endif
                    lock (messagesQueue) {
#if RealTimeTraceing
                        RealTimeTracer.Trace("TracerTimer:messagesQueue locked");
#endif
                        if (messagesQueue.Count == 0)
                        {
#if RealTimeTraceing
                            RealTimeTracer.Trace("TracerTimer: queue empty, unlock messagesQueue");
#endif
                            return;
                        }

                        //process new message
                        newTracerMessages = messagesQueue.ToArray();
                        messagesQueue.Clear();
#if RealTimeTraceing
                        RealTimeTracer.Trace("TracerTimer: read " + newTracerMessages.Length + " message(s), unlock messagesQueue");
#endif
                    }
#if RealTimeTraceing
                    RealTimeTracer.Trace("TracerTimer: messagesQueue unlocked");
#endif

                    //copy message to messageBuffer
#if RealTimeTraceing
                    RealTimeTracer.Trace("TracerTimer: lock messageBuffer");
#endif
                    lock (messageBuffer) {//need to lock writing so that reading can lock too to get a consistent set of messages
#if RealTimeTraceing
                        RealTimeTracer.Trace("TracerTimer: messageBuffer locked, copy messages");
#endif
                        foreach (TraceMessage newTracerMessage in newTracerMessages)
                        {
                            if (messageBuffer.Count == MaxMessageBuffer - 1)
                            {
                                messageBuffer.Dequeue();
                            }
                            messageBuffer.Enqueue(newTracerMessage);
                        }
#if RealTimeTraceing
                        RealTimeTracer.Trace("TracerTimer: unlock messageBuffer");
#endif
                    }
#if RealTimeTraceing
                    RealTimeTracer.Trace("TracerTimer: messageBuffer unlocked");
#endif

                    //call event handlers for MessagesTraced
                    if (MessagesTraced != null)
                    {
                        foreach (System.Action <TracerLib.TraceMessage[]> handler in MessagesTraced.GetInvocationList())
                        {
                            try {
                                handler(newTracerMessages);
                            } catch (Exception ex) {
#if RealTimeTraceing
                                RealTimeTracer.Trace("TracerTimer: Exception in EventHandler !!!: " + ex.Message);
#endif
                                ShowExceptionInDebugger(ex);
                                //todo: show exception in the other exception handlers
                            }
                        }
#if RealTimeTraceing
                        RealTimeTracer.Trace("TracerTimer: all eventhandlers executed");
#endif
                    }
                } finally {
                    isTracerTimerMethodRunning = false;
                }
            } catch (Exception ex) {
#if RealTimeTraceing
                RealTimeTracer.Trace("TracerTimer: Exception !!!: " + ex.Message);
#endif
                ShowExceptionInDebugger(ex);
//        Console.WriteLine("Error in tracerThread." + ex.ToDetailString());
            }
#if RealTimeTraceing
            RealTimeTracer.Trace("TracerTimer: completed");
#endif
        }