/// <summary>
/// Stops the engine and disposes all alarm sources and other plugins.
/// </summary>
internal void Stop()
{
if (!_isStarted)
{
return;
}
Logger.Instance.LogFormat(LogType.Info, this, Resources.EngineStopping);
foreach (IAlarmSource alarmSource in _alarmSources)
{
try
{
alarmSource.NewAlarm -= AlarmSource_NewAlarm;
alarmSource.Dispose();
if (_alarmSourcesThreads.ContainsKey(alarmSource))
{
Thread ast = _alarmSourcesThreads[alarmSource];
ast.Abort();
_alarmSourcesThreads.Remove(alarmSource);
}
}
catch (Exception ex)
{
Logger.Instance.LogFormat(LogType.Warning, this, Resources.AlarmSourceDisposeException, alarmSource.GetType().FullName);
Logger.Instance.LogException(this, ex);
}
}
_jobManager.Dispose();
_jobManager = null;
Logger.Instance.LogFormat(LogType.Info, this, Resources.EngineStopped);
_isStarted = false;
}
/// <summary>
/// Starts the monitor thread, which is waiting for a new Alarm.
/// </summary>
/// <exception cref="System.InvalidOperationException">Service start failed because of one of the following reasons. - There are no running alarm sources. - A general exception occurred.</exception>
internal void Start()
{
if (_isStarted)
{
return;
}
Logger.Instance.LogFormat(LogType.Info, this, Resources.EngineStarting);
InitializeAlarmSources();
_jobManager = new JobManager(_serviceProvider);
_jobManager.Initialize();
int iInitializedSources = 0;
foreach (IAlarmSource alarmSource in _alarmSources)
{
try
{
Logger.Instance.LogFormat(LogType.Info, this, Resources.AlarmSourceInitializing, alarmSource.GetType().Name);
alarmSource.Initialize(_serviceProvider);
alarmSource.NewAlarm += AlarmSource_NewAlarm;
Thread ast = new Thread(AlarmSourceThreadWrapper);
ast.Priority = ThreadPriority.BelowNormal;
ast.Name = string.Format(AlarmSourceThreadNameFormat, alarmSource.GetType().Name);
ast.IsBackground = true;
_alarmSourcesThreads.Add(alarmSource, ast);
Logger.Instance.LogFormat(LogType.Info, this, Resources.AlarmSourceStarting, alarmSource.GetType().Name);
ast.Start(alarmSource);
iInitializedSources++;
}
catch (Exception ex)
{
Logger.Instance.LogFormat(LogType.Warning, this, Resources.AlarmSourceStartException, alarmSource.GetType().FullName);
Logger.Instance.LogException(this, ex);
}
}
if (iInitializedSources > 0)
{
Logger.Instance.LogFormat(LogType.Info, this, Resources.EngineStarted);
_isStarted = true;
}
}