Example usage for org.apache.pdfbox.pdmodel PDDocument getNumberOfPages

List of usage examples for org.apache.pdfbox.pdmodel PDDocument getNumberOfPages

Introduction

In this page you can find the example usage for org.apache.pdfbox.pdmodel PDDocument getNumberOfPages.

Prototype

public int getNumberOfPages() 

Source Link

Document

This will return the total page count of the PDF document.

Usage

From source file:boxtable.table.Table.java

License:Apache License

/**
 * Starts a new page with the same size as the last one
 * //from   w  w w.  java2s . c  o  m
 * @param document
 *            The document the table is rendered to
 * @param stream
 *            The PDPageContentStream used to render the table up to now (will be closed after calling this method)
 * @return A new PDPageContentStream for rendering to the new page
 * @throws IOException
 *             If writing to the streams fails
 */
private PDPageContentStream newPage(final PDDocument document, final PDPageContentStream stream)
        throws IOException {
    final PDRectangle pageSize = document.getPage(document.getNumberOfPages() - 1).getMediaBox();
    handleEvent(EventType.END_PAGE, document, stream, 0, pageSize.getHeight(), pageSize.getWidth(),
            pageSize.getHeight());
    stream.close();
    final PDPage page = new PDPage(pageSize);
    document.addPage(page);
    PDPageContentStream newStream = new PDPageContentStream(document, page, AppendMode.APPEND, true);
    handleEvent(EventType.BEGIN_PAGE, document, newStream, 0, pageSize.getHeight(), pageSize.getWidth(),
            pageSize.getHeight());
    return newStream;
}

From source file:boxtable.table.Table.java

License:Apache License

/**
 * Renders this table to a document//from w w  w .j a v a2 s. com
 * 
 * @param document
 *            The document this table will be rendered to
 * @param width
 *            The width of the table
 * @param left
 *            The left edge of the table
 * @param top
 *            The top edge of the table
 * @param paddingTop
 *            The amount of free space at the top of a new page (if a page break is necessary)
 * @param paddingBottom
 *            The minimal amount of free space at the bottom of the page before inserting a page break
 * @return The bottom edge of the last rendered table part
 * @throws IOException
 *             If writing to the document fails
 */
@SuppressWarnings("resource")
public float render(final PDDocument document, final float width, final float left, float top,
        final float paddingTop, final float paddingBottom) throws IOException {
    float yPos = top;
    final PDPage page = document.getPage(document.getNumberOfPages() - 1);
    final PDRectangle pageSize = page.getMediaBox();
    PDPageContentStream stream = new PDPageContentStream(document, page, AppendMode.APPEND, true);
    float height = getHeight(width);
    if (height > pageSize.getHeight() - paddingTop - paddingBottom) {
        final float[] colWidths = getColumnWidths(width);
        for (int i = 0; i < rows.size(); ++i) {
            if (rows.get(i).getHeight(colWidths) > yPos - paddingBottom) {
                drawBorder(stream, left, top, width, top - yPos);
                stream = newPage(document, stream);
                top = pageSize.getHeight() - paddingTop;
                yPos = top;
                yPos = renderRows(document, stream, 0, getNumHeaderRows(), width, left, yPos);
                i = Math.max(i, getNumHeaderRows());
            }
            yPos = renderRows(document, stream, i, i + 1, width, left, yPos);
        }
        drawBorder(stream, left, top, width, top - yPos);

        handleEvent(EventType.AFTER_TABLE, document, stream, left, top, width, top - yPos);
    } else {
        if (height > top - paddingBottom) {
            stream = newPage(document, stream);
            top = pageSize.getHeight() - paddingTop;
            yPos = top;
        }
        yPos = renderRows(document, stream, 0, -1, width, left, yPos);
        drawBorder(stream, left, top, width, top - yPos);
        handleEvent(EventType.AFTER_TABLE, document, stream, left, top, width, top - yPos);
    }
    stream.close();

    return yPos;
}

From source file:com.ackpdfbox.app.PDFToImage.java

License:Apache License

/**
 * Infamous main method.//from  ww w  . j  av  a2  s .  co  m
 *
 * @param args Command line arguments, should be one and a reference to a file.
 *
 * @throws IOException If there is an error parsing the document.
 */
public static void main(String[] args) throws IOException {
    // suppress the Dock icon on OS X
    System.setProperty("apple.awt.UIElement", "true");

    String password = "";
    String pdfFile = null;
    String outputPrefix = null;
    String imageFormat = "jpg";
    int startPage = 1;
    int endPage = Integer.MAX_VALUE;
    String color = "rgb";
    int dpi;
    float cropBoxLowerLeftX = 0;
    float cropBoxLowerLeftY = 0;
    float cropBoxUpperRightX = 0;
    float cropBoxUpperRightY = 0;
    boolean showTime = false;
    try {
        dpi = Toolkit.getDefaultToolkit().getScreenResolution();
    } catch (HeadlessException e) {
        dpi = 96;
    }
    for (int i = 0; i < args.length; i++) {
        if (args[i].equals(PASSWORD)) {
            i++;
            if (i >= args.length) {
                usage();
            }
            password = args[i];
        } else if (args[i].equals(START_PAGE)) {
            i++;
            if (i >= args.length) {
                usage();
            }
            startPage = Integer.parseInt(args[i]);
        } else if (args[i].equals(END_PAGE)) {
            i++;
            if (i >= args.length) {
                usage();
            }
            endPage = Integer.parseInt(args[i]);
        } else if (args[i].equals(PAGE)) {
            i++;
            if (i >= args.length) {
                usage();
            }
            startPage = Integer.parseInt(args[i]);
            endPage = Integer.parseInt(args[i]);
        } else if (args[i].equals(IMAGE_TYPE) || args[i].equals(FORMAT)) {
            i++;
            imageFormat = args[i];
        } else if (args[i].equals(OUTPUT_PREFIX) || args[i].equals(PREFIX)) {
            i++;
            outputPrefix = args[i];
        } else if (args[i].equals(COLOR)) {
            i++;
            color = args[i];
        } else if (args[i].equals(RESOLUTION) || args[i].equals(DPI)) {
            i++;
            dpi = Integer.parseInt(args[i]);
        } else if (args[i].equals(CROPBOX)) {
            i++;
            cropBoxLowerLeftX = Float.valueOf(args[i]);
            i++;
            cropBoxLowerLeftY = Float.valueOf(args[i]);
            i++;
            cropBoxUpperRightX = Float.valueOf(args[i]);
            i++;
            cropBoxUpperRightY = Float.valueOf(args[i]);
        } else if (args[i].equals(TIME)) {
            showTime = true;
        } else {
            if (pdfFile == null) {
                pdfFile = args[i];
            }
        }
    }
    if (pdfFile == null) {
        usage();
    } else {
        if (outputPrefix == null) {
            outputPrefix = pdfFile.substring(0, pdfFile.lastIndexOf('.'));
        }

        PDDocument document = null;
        try {
            document = PDDocument.load(new File(pdfFile), password);

            ImageType imageType = null;
            if ("bilevel".equalsIgnoreCase(color)) {
                imageType = ImageType.BINARY;
            } else if ("gray".equalsIgnoreCase(color)) {
                imageType = ImageType.GRAY;
            } else if ("rgb".equalsIgnoreCase(color)) {
                imageType = ImageType.RGB;
            } else if ("rgba".equalsIgnoreCase(color)) {
                imageType = ImageType.ARGB;
            }

            if (imageType == null) {
                System.err.println("Error: Invalid color.");
                System.exit(2);
            }

            //if a CropBox has been specified, update the CropBox:
            //changeCropBoxes(PDDocument document,float a, float b, float c,float d)
            if (cropBoxLowerLeftX != 0 || cropBoxLowerLeftY != 0 || cropBoxUpperRightX != 0
                    || cropBoxUpperRightY != 0) {
                changeCropBox(document, cropBoxLowerLeftX, cropBoxLowerLeftY, cropBoxUpperRightX,
                        cropBoxUpperRightY);
            }

            long startTime = System.nanoTime();

            // render the pages
            boolean success = true;
            endPage = Math.min(endPage, document.getNumberOfPages());
            PDFRenderer renderer = new PDFRenderer(document);
            for (int i = startPage - 1; i < endPage; i++) {
                BufferedImage image = renderer.renderImageWithDPI(i, dpi, imageType);
                String fileName = outputPrefix + (i + 1) + "." + imageFormat;
                success &= ImageIOUtil.writeImage(image, fileName, dpi);
            }

            // performance stats
            long endTime = System.nanoTime();
            long duration = endTime - startTime;
            int count = 1 + endPage - startPage;
            if (showTime) {
                System.err.printf("Rendered %d page%s in %dms\n", count, count == 1 ? "" : "s",
                        duration / 1000000);
            }

            if (!success) {
                System.err.println("Error: no writer found for image format '" + imageFormat + "'");
                System.exit(1);
            }
        } finally {
            if (document != null) {
                document.close();
            }
        }
    }
}

From source file:com.amandine.NewEmptyJUnitTest.java

public String pdflookbook() throws IOException {
    String filePath = "C:\\Users\\janitha\\OneDrive\\Documents\\lookbookSS2016.pdf";
    InputStream inputStream = null;
    String statementPDF = null;//from  ww  w.j  a va 2  s.  com
    try {
        inputStream = new FileInputStream(filePath);
        PDFParser parser = new PDFParser(inputStream);

        // This will parse the stream and populate the COSDocument object.
        parser.parse();

        // Get the document that was parsed.
        COSDocument cosDoc = parser.getDocument();

        // This class will take a pdf document and strip out all of the text and 
        // ignore the formatting and such.
        PDFTextStripper pdfStripper = new PDFTextStripper();

        // This is the in-memory representation of the PDF document
        PDDocument pdDoc = new PDDocument(cosDoc);
        pdfStripper.setStartPage(3);
        pdfStripper.setEndPage(pdDoc.getNumberOfPages() - 1);
        assertEquals(41, pdDoc.getNumberOfPages() - 1);

        // This will return the text of a document.
        statementPDF = pdfStripper.getText(pdDoc);
        //            System.out.println(statementPDF);

        //            String [] statementPDFArray = statementPDF.split("\\n");
        //            assertEquals(256, statementPDFArray.length);
    } catch (Exception e) {
        //Syste
        String errorMessage = "\nUnexpected Exception: " + e.getClass() + "\n" + e.getMessage();
        for (StackTraceElement trace : e.getStackTrace()) {
            errorMessage += "\n\t" + trace;
        }
        System.out.println(errorMessage);
    } finally {
        if (inputStream != null) {
            inputStream.close();
        }
    }
    return statementPDF;
}

From source file:com.amolik.misc.ExtractTextByArea.java

License:Apache License

/**
 * This will print the documents text in a certain area.
 *
 * @param args The command line arguments.
 *
 * @throws IOException If there is an error parsing the document.
 *///w ww .j a  va  2  s  .  com
public static void main(String[] args) throws IOException {
    //args[0]= "E:\\Automation\\uphillit\\Fiscal_demo_data.pdf";
    //        if( args.length != 1 )
    //        {
    //            usage();
    //        }
    //        else
    //        {
    PDDocument document = null;
    try {
        document = PDDocument.load(new File("E:\\Automation\\uphillit\\Fiscal_demo_data.pdf"));
        int numberOfPages = document.getNumberOfPages();
        if (numberOfPages > 0) {

            PDPage page = (PDPage) document.getPages().get(0);
            System.out.println(page.getContents());
        }
        PDFTextStripperByArea stripper = new PDFTextStripperByArea();
        stripper.setSortByPosition(true);
        Rectangle rect = new Rectangle(3, 1, 600, 6000);
        stripper.addRegion("class1", rect);
        PDPage firstPage = document.getPage(0);
        stripper.extractRegions(firstPage);
        System.out.println("Text in the area:" + rect);
        System.out.println(stripper.getTextForRegion("class1"));
    } finally {
        if (document != null) {
            document.close();
        }
    }
    //       }
}

From source file:com.bitplan.pdfindex.Pdfindexer.java

License:Apache License

/**
 * add the given file or URI to the index
 * //  ww  w.ja  va  2 s  .  c  o  m
 * @param file
 * @throws Exception
 */
private void addToIndex(DocumentSource source) throws Exception {

    PDDocument pddDocument = source.getDocument();
    PDFTextStripper textStripper = new PDFTextStripper();
    for (int pageNo = 1; pageNo <= pddDocument.getNumberOfPages(); pageNo++) {
        textStripper.setStartPage(pageNo);
        textStripper.setEndPage(pageNo);
        String pageContent = textStripper.getText(pddDocument);
        // System.out.println(pageContent);
        Document doc = new Document();

        // Add the page number
        doc.add(new Field("pagenumber", Integer.toString(pageNo), Field.Store.YES, Field.Index.ANALYZED));
        doc.add(new Field("content", pageContent, Field.Store.NO, Field.Index.ANALYZED));
        doc.add(new Field("SOURCE", source.unRooted(this.root), Field.Store.YES, Field.Index.ANALYZED));
        documents.add(doc);
        getIndexWriter().addDocument(doc);
    }
    pddDocument.close();
}

From source file:com.cisco.iwe.services.util.EmailMonitor.java

/**
 * /*from ww  w . ja  v  a2 s.c  o m*/
 * @param fileDir
 * @return
 */
/* This method is used to scan the uploaded expense receipt in .pdf format and extract the text embedded in it. */
public String scanPDF(String fileDir) {
    PDFParser parser;
    String parsedText = null;
    PDFTextStripper pdfStripper = null;
    PDDocument pdDoc = null;
    COSDocument cosDoc = null;
    File file = new File(fileDir);
    if (!file.isFile()) {
        System.err.println("File " + fileDir + " does not exist.");
        return null;
    }
    try {
        parser = new PDFParser(new FileInputStream(file));
    } catch (IOException e) {
        System.err.println("Unable to open PDF Parser. " + e.getMessage());
        return null;
    }
    try {
        parser.parse();
        cosDoc = parser.getDocument();
        pdfStripper = new PDFTextStripper();
        pdDoc = new PDDocument(cosDoc);
        pdfStripper.setStartPage(1);
        pdfStripper.setEndPage(pdDoc.getNumberOfPages());
        parsedText = pdfStripper.getText(pdDoc);
    } catch (Exception e) {
        System.err.println("An exception occured in parsing the PDF Document." + e.getMessage());
    } finally {
        try {
            if (cosDoc != null)
                cosDoc.close();
            if (pdDoc != null)
                pdDoc.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
    return parsedText;
}

From source file:com.coast.PDFPrinter.java

License:Apache License

/**
 * Prints using a custom page size and custom margins.
 *///from   ww  w . j av a2  s .  c  o  m
private static void printWithPaper(PDDocument document) throws IOException, PrinterException {
    PrinterJob job = PrinterJob.getPrinterJob();
    job.setPageable(new PDFPageable(document));

    // define custom paper
    Paper paper = new Paper();
    paper.setSize(306, 396); // 1/72 inch
    paper.setImageableArea(0, 0, paper.getWidth(), paper.getHeight()); // no margins

    // custom page format
    PageFormat pageFormat = new PageFormat();
    pageFormat.setPaper(paper);

    // override the page format
    Book book = new Book();
    // append all pages
    book.append(new PDFPrintable(document), pageFormat, document.getNumberOfPages());
    job.setPageable(book);

    job.print();
}

From source file:com.evanbelcher.DrillBook.DotSheetMaker.java

License:Open Source License

/**
 * Prints all dot sheets to pdf files//from  ww  w .  ja v a  2s .com
 */
private void printAllToPdf() throws IOException {
    printing = true;
    String folder = DBMenuBar.cleanseFileName(Main.getState().getCurrentFileName().substring(0,
            Main.getState().getCurrentFileName().length() - 6)) + " Dot Sheets/";
    File f = new File(Main.getFilePath() + folder);
    f.mkdirs();
    PDDocument doc = null;

    String[] chars = new String[26];
    for (int i = 0; i < 26; i++)
        chars[i] = String.valueOf((char) (65 + i));

    try {
        for (String letter : chars) {
            doc = new PDDocument();

            String fileName = Main.getState().getCurrentFileName().substring(0,
                    Main.getState().getCurrentFileName().length() - 6) + " "
                    + DBMenuBar.cleanseFileName(letter);
            f = new File(Main.getFilePath() + folder + fileName + " dot sheet.pdf");

            ArrayList<String> list = new ArrayList<>(map.keySet());
            list.sort(nameComparator);

            for (String dotName : list) {
                if (dotName.replaceAll("[0-9]", "").equals(letter)) {
                    int i = 0;

                    PDPage page = new PDPage();
                    doc.addPage(page);

                    PDFont font = PDType1Font.HELVETICA_BOLD;
                    PDPageContentStream contentStream = new PDPageContentStream(doc, page);
                    contentStream.beginText();
                    contentStream.setFont(font, 10.0f);
                    contentStream.newLineAtOffset(10, page.getMediaBox().getHeight() - 20);
                    contentStream.showText(Main.getState().getCurrentFileName().substring(0,
                            Main.getState().getCurrentFileName().length() - 6));
                    contentStream.endText();

                    contentStream.beginText();
                    contentStream.setFont(font, 12.0f);
                    contentStream.newLineAtOffset(page.getMediaBox().getWidth() * 0.3f,
                            page.getMediaBox().getHeight() - 20);
                    contentStream.showText(dotName);
                    contentStream.endText();

                    contentStream.beginText();
                    contentStream.setFont(font, 10.0f);
                    contentStream.newLineAtOffset(page.getMediaBox().getWidth() * 0.6f,
                            page.getMediaBox().getHeight() - 20);
                    contentStream.showText("Name: ______________________________");
                    contentStream.endText();
                    contentStream.close();

                    float margin = 10;
                    float tableWidth = page.getMediaBox().getWidth() - (2 * margin);
                    float yStartNewPage = page.getMediaBox().getHeight() - (3 * margin);
                    //noinspection UnnecessaryLocalVariable
                    float yStart = yStartNewPage;
                    float bottomMargin = 70;

                    BaseTable table = new BaseTable(yStart, yStartNewPage, bottomMargin, tableWidth, margin,
                            doc, page, true, true);
                    //Create Header row
                    Row<PDPage> headerRow = table.createRow(15f);
                    Cell<PDPage> headerCell = headerRow.createCell(100 / 7f, "Set #");
                    headerCell.setAlign(HorizontalAlignment.CENTER);
                    headerCell.setFillColor(HEADER_COLOR);
                    headerRow.createCell(300 / 7f, "Horizontal").copyCellStyle(headerCell);
                    headerRow.createCell(300 / 7f, "Vertical").copyCellStyle(headerCell);

                    table.addHeaderRow(headerRow);
                    for (int pageNum : new TreeSet<>(map.get(dotName).keySet())) {
                        String text = map.get(dotName).get(pageNum);
                        String[] lines = text.split("\\n");
                        String line1 = lines[0].replace("Horizontal - ", "");
                        String line2 = lines[1].replace("Vertical - ", "");

                        Row<PDPage> row = table.createRow(10f);
                        Cell<PDPage> cell = row.createCell(100 / 7f, pageNum + "");
                        cell.setAlign(HorizontalAlignment.CENTER);
                        cell.setFillColor(openingSets.contains(pageNum) ? OPENING_SET_COLOR : NORMAL_COLOR);
                        row.createCell(300 / 7f, line1).copyCellStyle(cell);
                        row.createCell(300 / 7f, line2).copyCellStyle(cell);

                        if (++i >= 35) {
                            table.draw();
                            page = new PDPage();
                            doc.addPage(page);
                            table = new BaseTable(yStart, yStartNewPage, bottomMargin, tableWidth, margin, doc,
                                    page, true, true);
                            //Create Header row
                            headerRow = table.createRow(15f);
                            headerCell = headerRow.createCell(100 / 7f, "Set #");
                            headerCell.setAlign(HorizontalAlignment.CENTER);
                            headerCell.setFillColor(HEADER_COLOR);
                            headerRow.createCell(300 / 7f, "Horizontal").copyCellStyle(headerCell);
                            headerRow.createCell(300 / 7f, "Vertical").copyCellStyle(headerCell);
                            table.addHeaderRow(headerRow);

                            i -= 35;
                        }
                    }
                    table.draw();

                }
            }
            if (doc.getNumberOfPages() > 0)
                doc.save(f);
            else
                doc.close();
        }
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } finally {
        if (doc != null)
            doc.close();
    }
    printing = false;
}

From source file:com.fangxin365.core.utils.PDFMerger.java

License:Apache License

/**
 * append all pages from source to destination.
 * // w ww. j a  va  2  s. c  o m
 * @param destination
 *            the document to receive the pages
 * @param source
 *            the document originating the new pages
 * 
 * @throws IOException
 *             If there is an error accessing data from either document.
 */
public void appendDocument(PDDocument destination, PDDocument source) throws IOException {
    if (destination.isEncrypted()) {
        System.out.println("Error: destination PDF is encrypted, can't append encrypted PDF documents.");
    }
    if (source.isEncrypted()) {
        System.out.println("Error: source PDF is encrypted, can't append encrypted PDF documents.");
    }
    PDDocumentInformation destInfo = destination.getDocumentInformation();
    PDDocumentInformation srcInfo = source.getDocumentInformation();
    destInfo.getDictionary().mergeInto(srcInfo.getDictionary());

    PDDocumentCatalog destCatalog = destination.getDocumentCatalog();
    PDDocumentCatalog srcCatalog = source.getDocumentCatalog();

    // use the highest version number for the resulting pdf
    float destVersion = destination.getDocument().getVersion();
    float srcVersion = source.getDocument().getVersion();

    if (destVersion < srcVersion) {
        destination.getDocument().setVersion(srcVersion);
    }

    if (destCatalog.getOpenAction() == null) {
        destCatalog.setOpenAction(srcCatalog.getOpenAction());
    }

    // maybe there are some shared resources for all pages
    COSDictionary srcPages = (COSDictionary) srcCatalog.getCOSDictionary().getDictionaryObject(COSName.PAGES);
    COSDictionary srcResources = (COSDictionary) srcPages.getDictionaryObject(COSName.RESOURCES);
    COSDictionary destPages = (COSDictionary) destCatalog.getCOSDictionary().getDictionaryObject(COSName.PAGES);
    COSDictionary destResources = (COSDictionary) destPages.getDictionaryObject(COSName.RESOURCES);
    if (srcResources != null) {
        if (destResources != null) {
            destResources.mergeInto(srcResources);
        } else {
            destPages.setItem(COSName.RESOURCES, srcResources);
        }
    }

    PDFCloneUtility cloner = new PDFCloneUtility(destination);

    try {
        PDAcroForm destAcroForm = destCatalog.getAcroForm();
        PDAcroForm srcAcroForm = srcCatalog.getAcroForm();
        if (destAcroForm == null) {
            cloner.cloneForNewDocument(srcAcroForm);
            destCatalog.setAcroForm(srcAcroForm);
        } else {
            if (srcAcroForm != null) {
                mergeAcroForm(cloner, destAcroForm, srcAcroForm);
            }
        }
    } catch (Exception e) {
        // if we are not ignoring exceptions, we'll re-throw this
        if (!ignoreAcroFormErrors) {
            throw (IOException) e;
        }
    }

    COSArray destThreads = (COSArray) destCatalog.getCOSDictionary().getDictionaryObject(COSName.THREADS);
    COSArray srcThreads = (COSArray) cloner
            .cloneForNewDocument(destCatalog.getCOSDictionary().getDictionaryObject(COSName.THREADS));
    if (destThreads == null) {
        destCatalog.getCOSDictionary().setItem(COSName.THREADS, srcThreads);
    } else {
        destThreads.addAll(srcThreads);
    }

    PDDocumentNameDictionary destNames = destCatalog.getNames();
    PDDocumentNameDictionary srcNames = srcCatalog.getNames();
    if (srcNames != null) {
        if (destNames == null) {
            destCatalog.getCOSDictionary().setItem(COSName.NAMES, cloner.cloneForNewDocument(srcNames));
        } else {
            cloner.cloneMerge(srcNames, destNames);
        }

    }

    PDDocumentOutline destOutline = destCatalog.getDocumentOutline();
    PDDocumentOutline srcOutline = srcCatalog.getDocumentOutline();
    if (srcOutline != null) {
        if (destOutline == null) {
            PDDocumentOutline cloned = new PDDocumentOutline(
                    (COSDictionary) cloner.cloneForNewDocument(srcOutline));
            destCatalog.setDocumentOutline(cloned);
        } else {
            PDOutlineItem first = srcOutline.getFirstChild();
            if (first != null) {
                PDOutlineItem clonedFirst = new PDOutlineItem(
                        (COSDictionary) cloner.cloneForNewDocument(first));
                destOutline.appendChild(clonedFirst);
            }
        }
    }

    String destPageMode = destCatalog.getPageMode();
    String srcPageMode = srcCatalog.getPageMode();
    if (destPageMode == null) {
        destCatalog.setPageMode(srcPageMode);
    }

    COSDictionary destLabels = (COSDictionary) destCatalog.getCOSDictionary()
            .getDictionaryObject(COSName.PAGE_LABELS);
    COSDictionary srcLabels = (COSDictionary) srcCatalog.getCOSDictionary()
            .getDictionaryObject(COSName.PAGE_LABELS);
    if (srcLabels != null) {
        int destPageCount = destination.getNumberOfPages();
        COSArray destNums = null;
        if (destLabels == null) {
            destLabels = new COSDictionary();
            destNums = new COSArray();
            destLabels.setItem(COSName.NUMS, destNums);
            destCatalog.getCOSDictionary().setItem(COSName.PAGE_LABELS, destLabels);
        } else {
            destNums = (COSArray) destLabels.getDictionaryObject(COSName.NUMS);
        }
        COSArray srcNums = (COSArray) srcLabels.getDictionaryObject(COSName.NUMS);
        if (srcNums != null) {
            for (int i = 0; i < srcNums.size(); i += 2) {
                COSNumber labelIndex = (COSNumber) srcNums.getObject(i);
                long labelIndexValue = labelIndex.intValue();
                destNums.add(COSInteger.get(labelIndexValue + destPageCount));
                destNums.add(cloner.cloneForNewDocument(srcNums.getObject(i + 1)));
            }
        }
    }

    COSStream destMetadata = (COSStream) destCatalog.getCOSDictionary().getDictionaryObject(COSName.METADATA);
    COSStream srcMetadata = (COSStream) srcCatalog.getCOSDictionary().getDictionaryObject(COSName.METADATA);
    if (destMetadata == null && srcMetadata != null) {
        PDStream newStream = new PDStream(destination, srcMetadata.getUnfilteredStream(), false);
        newStream.getStream().mergeInto(srcMetadata);
        newStream.addCompression();
        destCatalog.getCOSDictionary().setItem(COSName.METADATA, newStream);
    }

    // finally append the pages
    @SuppressWarnings("unchecked")
    List<PDPage> pages = srcCatalog.getAllPages();
    Iterator<PDPage> pageIter = pages.iterator();
    while (pageIter.hasNext()) {
        PDPage page = pageIter.next();
        PDPage newPage = new PDPage((COSDictionary) cloner.cloneForNewDocument(page.getCOSDictionary()));
        newPage.setCropBox(page.findCropBox());
        newPage.setMediaBox(page.findMediaBox());
        newPage.setRotation(page.findRotation());
        destination.addPage(newPage);
    }
}