public void StartAnalyzer()
{
var analyzerThread = new Thread(() =>
{
try
{
AnalyzerChangeState(State.Running);
while (State == State.Running)
{
MainLoop();
}
while (EventQueue.Count > 0)
{
MainLoop();
}
AnalyzerChangeState(State.Stopped);
}
catch (Exception ex)
{
try
{
AnalyzerChangeState(State.Stopped);
var message = $"Exception in {nameof(ProgramAnalyzer)}.{nameof(StartAnalyzer)} for {ProgramName}.";
OnReportException?.Invoke(message, ex);
var alarmMessage = new AlarmMessage(AlarmLevel.Medium, AppDomain.CurrentDomain.FriendlyName, message, ex.InnerException?.Message ?? ex.Message);
AlarmMessageManager.RaiseAlarm(alarmMessage);
}
catch (Exception ex2)
{
OnReportException?.Invoke("Exception in Exception handling", ex2);
}
}
}
);
analyzerThread.Priority = ThreadPriority.Highest;
analyzerThread.Name = nameof(analyzerThread) + "_" + ProgramName;
analyzerThread.Start();
}
/// <summary>
/// Starts the engine task.
/// </summary>
/// <returns></returns>
private void StartEngine()
{
var engineThread = new Thread(() =>
{
try
{
ChangeState(State.Running);
AddMessage("Main engine thread started.");
while (State == State.Running)
{
MainLoop();
}
AddMessage($"Shutting down. Running main loop until main queue is empty. {MainEventQueue.Count} events in queue.");
while (MainEventQueue.Count > 0)
{
MainLoop();
}
AddMessage("Main queue emptied. Shutting down analyzers");
foreach (var analyzer in Analyzers)
{
AddMessage($"Stopping analyzer for {analyzer.Key}");
analyzer.Value.StopAnalyzer();
}
}
catch (Exception ex)
{
ChangeState(State.Stopped);
var message = $"Exception in {nameof(AnalyzerEngine)}.{nameof(StartEngine)}. Engine is down. Engine will try to restart.";
OnReportException?.Invoke(message, ex);
var alarmMessage = new AlarmMessage(AlarmLevel.Medium, AppDomain.CurrentDomain.FriendlyName, message, ex.Message);
AlarmMessageManager.RaiseAlarm(alarmMessage);
}
});
engineThread.Priority = ThreadPriority.Highest;
engineThread.Name = nameof(engineThread);
engineThread.Start();
}
private void HandleAnalyzerException(string message, Exception exception)
{
OnReportException?.Invoke(message, exception);
}