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POHow to extract Lotus Notes database icon?
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copied!<p>I have tried to extract Lotus Notes database icon by using DXL Exporter but it is not success. Result file is corrupt and can not be opened by image viewer.</p> <p>How can I extract Lotus Notes database icon by using java?</p> <pre><code>private String extractDatabaseIcon() { String tag = ""; String idfile = ""; String password = ""; String dbfile = ""; NotesThread.sinitThread(); Session s = NotesFactory.createSessionWithFullAccess(); s.createRegistration().switchToID(idfile, password); Database d = s.getDatabase("", dbfile); NoteCollection nc = d.createNoteCollection(false); nc.setSelectIcon(true); nc.buildCollection(); String noteId = nc.getFirstNoteID(); int counter = 0; while (noteId != null) { counter++; try { Document doc = d.getDocumentByID(noteId); DxlExporter dxl = s.createDxlExporter(); String xml = dxl.exportDxl(doc); xml = xml.substring(xml.indexOf("<note ")); org.jsoup.nodes.Document jdoc = Jsoup.parse(xml); Element ele = jdoc.select("rawitemdata").first(); String raw = ele.text().trim(); String temp = System.getProperty("java.io.tmpdir") + UUID.randomUUID().toString() + "\\"; File file = new File(temp); file.mkdir(); String filename = temp + UUID.randomUUID().toString().replaceAll("-", "") + ".gif"; byte[] buffer = decode(raw.getBytes()); FileOutputStream fos = new FileOutputStream(filename); fos.write(buffer); fos.close(); tag = filename; } catch (Exception e) { logger.error("", e); } if (counter >= nc.getCount()) { noteId = null; } else { noteId = nc.getNextNoteID(noteId); } } return tag; } private byte[] decode(byte[] b) throws Exception { ByteArrayInputStream bais = new ByteArrayInputStream(b); InputStream b64is = MimeUtility.decode(bais, "base64"); byte[] tmp = new byte[b.length]; int n = b64is.read(tmp); byte[] res = new byte[n]; System.arraycopy(tmp, 0, res, 0, n); return res; } </code></pre>

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