Mozgatás

if(File.Exists(sourceBonySemFile) && File.Exists(sourceBonyFile) && !File.Exists(destinationBonyFile) && !File.Exists(destinationBonySemFile))
                    {
                        FileStream lockSemFile = null;
                        FileStream lockLabFile = null;
                        DateTime now = DateTime.Now;
                        try
                        {
                            lockSemFile = new FileStream(sourceBonySemFile, FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.Delete);
                        }
                        catch(Exception locksem)
                        {
                            string lockerrormsg = now.Hour + ":" + now.Minute + " - Sem fájl lockolása sikertelen - Hiba: " + locksem.ToString() + Environment.NewLine;
                            logger.AppendText(lockerrormsg);
                        }
                        finally
                        {
                            try
                            {
                                lockLabFile = new FileStream(sourceBonySemFile, FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.Delete);
                            }
                            catch(Exception locklab)
                            {
                                string lockerrormsg = now.Hour + ":" + now.Minute + " - Lab fájl lockolása sikertelen - Hiba: " + locklab.ToString() + Environment.NewLine;
                                logger.AppendText(lockerrormsg);

                            }
                            finally
                            {
                                try
                                {
                                    File.Move(sourceBonyFile, destinationBonyFile);
                                }
                                catch(Exception labmoveex)
                                {
                                    string lockerrormsg = now.Hour + ":" + now.Minute.ToString().PadLeft(2, '0') + " - Lab fájl mozgatása sikertelen - Hiba: " + labmoveex.ToString() + Environment.NewLine;
                                    logger.AppendText(lockerrormsg);
                                }
                                finally
                                {
                                    string successmsg = now.Hour + ":" + now.Minute + " -  A labor kérő fájl mozgatása sikeres." + Environment.NewLine;
                                    logger.AppendText(successmsg);
                                }
                                try
                                {
                                    File.Move(sourceBonySemFile, destinationBonySemFile);
                                }
                                catch (Exception labsemmoveex)
                                {
                                    string movesemerrormsg = now.Hour + ":" + now.Minute.ToString().PadLeft(2, '0') + " - Lab fájl mozgatása sikertelen - Hiba: " + labsemmoveex.ToString() + Environment.NewLine;
                                    logger.AppendText(movesemerrormsg);
                                }
                                finally
                                {
                                    string successsemmsg = now.Hour + ":" + now.Minute + " -  A labor kérő semafor fájl mozgatása sikeres." + Environment.NewLine;
                                    logger.AppendText(successsemmsg);
                                }
                            }
                        }
                        if(lockSemFile!=null)
                        {
                            lockSemFile.Dispose();
                        }
                        if(lockLabFile!=null)
                        {
                            lockLabFile.Dispose();
                        }
                    }