String fichierCSV = args[0];
        String fichierXML;
        fichierXML = fichierCSV.replaceFirst("(csv)$", "xml");

        try
        {
            BufferedInputStream csv = new BufferedInputStream(new FileInputStream(new File(fichierCSV)));
            BufferedOutputStream xml = new BufferedOutputStream(new FileOutputStream(new File(fichierXML)));
        } catch (java.io.FileNotFoundException e)
        {
            System.err.println(e.getMessage());
            System.exit(1);
        }