Exemplo n.º 1
0
 public static void PersistDeviceCodeHistory(DeviceCodeHistory codeHistory)
 {
     lock (codeHistory)
     {
         Stream stream = null;
         try
         {
             IFormatter formatter = new BinaryFormatter();
             stream = new FileStream(codeHistory.Filename, FileMode.OpenOrCreate, FileAccess.Write, FileShare.None);
             formatter.Serialize(stream, codeHistory);
             CNXLog.WarnFormat("Persisted DeviceCodeHistory {0}.", codeHistory.ToString());
         }
         catch (Exception e)
         {
             CNXLog.Error("PersistDeviceCodeHistory", e);
         }
         finally
         {
             if (null != stream)
             {
                 stream.Flush();
                 stream.Close();
             }
         }
     }
 }
Exemplo n.º 2
0
        public static DeviceCodeHistory CreateDeviceCodeHistory(string filename)
        {
            DeviceCodeHistory dch    = null;
            Stream            stream = null;

            // load existing codes
            try
            {
                IFormatter formatter = new BinaryFormatter();
                stream = new FileStream(filename, FileMode.Open, FileAccess.Read, FileShare.None);
                dch    = (DeviceCodeHistory)formatter.Deserialize(stream);
                CNXLog.WarnFormat("CreateDeviceCodeHistory : from ({0}), {1}.", filename, dch.ToString());
            }
            catch (FileNotFoundException)
            {
                CNXLog.WarnFormat("CreateDeviceCodeHistory : Could not open persistent storage ({0}), Creating a new one.", filename);
            }
            catch (Exception e)
            {
                CNXLog.Error("CreateDeviceCodeHistory", e);
            }
            finally
            {
                if (null != stream)
                {
                    stream.Close();
                }
            }

            // may have a failure or no persitant store
            if (dch == null)
            {
                dch = new DeviceCodeHistory();
            }

            dch.Filename = filename;

            return(dch);
        }