create pdf from lotus notes document

public class NotesDocument2PDF {

    public static void main(String[] args) throws Exception{

        // Setup the session to the local database.
        // Change the notes file path to a valid one on your system
        NotesThread.sinitThread();
        Session session = NotesFactory.createSession("hoge", "hoge", "hoge");
        Database db = session.getDatabase("hoge", "hoge.nsf");

        // Create a new PDF document
        com.lowagie.text.Document document = new com.lowagie.text.Document();
        // Setup the output file
        String outputFile = "/Users/hoge/hoge.pdf";
        PdfWriter.getInstance(document, new FileOutputStream(outputFile));

        // Open the document
        document.open();

        // Create a renderer object
        NotesDocumentRenderer renderer = new NotesDocumentRenderer();

        // Get the document to render
        Document notesDoc = db.getDocumentByUNID("hoge");

        // Render the document
        renderer.renderDocument(