create pdf from lotus notes document

public static boolean createPDF(String docPath, String pdfPath) {
    try {
        // start Lotus Notes
        NotesThread.sinitThread();

        System.out.println("Connecting to " + SERVER);
        Session session = NotesFactory.createSession(SERVER, "My Notes ID file");

        System.out.println("Opening database");
        Database db = session.getDatabase(null, DATABASE);

        if (db == null) {
            System.out.println("Database not found!");
            return false;
        }

        // open the document
        System.out.println("Determining document view");
        Document doc = db.createDocument();
        doc.openByUrl(docPath);

        System.out.println("Generating PDF");
        doc.renderToRTItem(pdfPath);

        // save the document
        doc.save();
        doc.close();

        System.out.println("Done!");
        return true;
    }
    catch (NotesException e) {
        e.printStackTrace();