How to get a pdf embedded fonts using PDFBOX0.8.0
FileInputStream pdfFile = new FileInputStream("C:/work/pdf2tiff/test.PDF");
        PDDocument pdDocument = PDDocument.load(pdfFile, true);

        PDDocumentCatalog catalog = pdDocument.getDocumentCatalog();
        List pages = catalog.getAllPages();

        if (pages != null && pages.size() > 0) {

            for (int i = 0; i < pages.size(); i++) {
                PDPage page = (PDPage) pages.get(i);
                Map fonts = page.getResources().getFonts();
                System.out.println("fonts=" + fonts);