public static void main(String[] args) {
    CreatePdf pdf = new CreatePdf();
    System.out.println("start");
    pdf.ConvertToPDF("D:\doctopdf.docx", "D:\Test1.pdf");
}

public void ConvertToPDF(String docPath, String pdfPath) {

    try {
    InputStream doc = new FileInputStream(new File(docPath));
    XWPFDocument document = new XWPFDocument(doc);
    PdfOptions options = PdfOptions.create();
    OutputStream out = new FileOutputStream(new File(pdfPath));
    PdfConverter.getInstance().convert(document, out, options);
    System.out.print("Done");
  /*}catch(FileNotFoundException ex){
        System.out.print(ex.getMessage());*/
    }catch(IOException ex){
        System.out.print(ex.getMessage());
    }
}