IBE.FileScanner.EDJournalScanner.GetTimeValueFromFilename C# (CSharp) Méthode

        private Int64 GetTimeValueFromFilename(String journalFilename)
        {
            Int64 retvalue = -1;

            try
            {
                journalFilename = Path.GetFileNameWithoutExtension(journalFilename.Substring(journalFilename.IndexOf(".")+1));
                journalFilename = journalFilename.Replace(".", "");

                if(journalFilename.Length == 14) 
                    Int64.TryParse(journalFilename, out retvalue);

                return retvalue;
            }
            catch (Exception ex)
            {
                throw new Exception("Error while getting timevalue from filename", ex);
            }
        }
    }