public static void PersistCatalogue(DeviceCatalogue catalogue, string filename)
{
lock (catalogue)
{
//try
//{
// using (Stream stream = new FileStream(filename, FileMode.OpenOrCreate, FileAccess.Write, FileShare.None))
// {
// try
// {
// if (catalogue.Catalogue.Count > 0)
// {
// IFormatter formatter = new BinaryFormatter();
// formatter.Serialize(stream, catalogue);
// CNXLog.WarnFormat("Persisted Catalogue {0}.", catalogue.ToString());
// }
// }
// catch (Exception ee)
// {
// CNXLog.Error("PersistCatalogue", ee);
// }
// }
//}
//catch (Exception e)
//{
// CNXLog.Error("PersistCatalogue", e);
//}
}
}
public CANCommsServer(CANClient client, NMEAGPSClient.NMEAGPSClient gpsClient)
{
mCANClient = client;
mGpsClient = gpsClient;
// make a device catalogue
mDeviceCatalogue = CreateCatalogue(TrackingService.VarPath + mCatalogueFilename);
// start time for cataloge and status reporting
mCatalogueTimer = new Timer(OnTimedEvent, null, CatalogueTime, CatalogueTime);
// subscribe to gps events
mGpsClient.RaiseGPSPositionChangedEvent += GPSPositionChangedEventHandler;
// get the current gps status
mGPSStatus = mGpsClient.Status;
mGpsClient.RaiseGPSStatusChangedEvent += GPSStatusChangedEventHandler;
// subscribe to CAN frame events
mCANClient.RaiseFrameReceivedEvent += FrameReceivedEventHandler;
}
private static DeviceCatalogue CreateCatalogue(string filename)
{
DeviceCatalogue catalogue = null;
//try
//{
// using (Stream stream = new FileStream(filename, FileMode.Open, FileAccess.Read, FileShare.None))
// {
// // load existing catalogue
// try
// {
// IFormatter formatter = new BinaryFormatter();
// catalogue = (DeviceCatalogue)formatter.Deserialize(stream);
// //System.Xml.Serialization.XmlSerializer x = new System.Xml.Serialization.XmlSerializer(typeof(DeviceCatalogue), new Type[] { typeof(DeviceCatalogueInfo) });
// //catalogue = (DeviceCatalogue)x.Deserialize(stream);
// catalogue.ResetStatus();
// CNXLog.WarnFormat("CreateCatalogue : from ({0}), {1}.", filename, catalogue.ToString());
// }
// catch (FileNotFoundException)
// {
// CNXLog.WarnFormat("CreateCatalogue : Could not open catalogue ({0}), Creating a new one.", filename);
// }
// }
//}
//catch (Exception e)
//{
// CNXLog.Error("CreateCatalogue", e);
//}
// may have a failure or no persitant catalogue
if (catalogue == null)
{
catalogue = new DeviceCatalogue();
}
return(catalogue);
}
