Example usage for com.itextpdf.text.pdf PdfCopy addPage

Introduction

In this page you can find the example usage for com.itextpdf.text.pdf PdfCopy addPage.

Prototype

public void addPage(PdfImportedPage iPage) throws IOException, BadPdfFormatException 

Source Link

Document

Add an imported page to our output

Usage

From source file:Separator.java

License:Apache License

public static void splitPDFFile(String fileName) {
    // splitting "documents" up by consecutive orientations
    try {/*  w  ww  .  j a  v  a2s  .  co m*/
        int[] oriens = new int[pReader.getNumberOfPages()];
        ArrayList<Integer> splitSizes = new ArrayList<Integer>();
        int splitSize = 1;
        int position = 0;
        for (int i = 1; i <= pReader.getNumberOfPages(); i++) {
            String picName = System.getProperty("user.home")
                    + "\\Desktop\\Scan Folder\\Temp Pictures\\my_image_" + i + ".jpg";
            oriens[i - 1] = getOrientation(new Picture(picName));
            System.out.print(oriens[i - 1]);
            if (i == 1) {
                splitSizes.add(1);
            } else if (oriens[i - 1] == oriens[i - 2]) {
                splitSize++;
                if (i == pReader.getNumberOfPages()) {
                    splitSizes.set(position, splitSize);
                }
            } else if (oriens[i - 1] != oriens[i - 2]) {
                splitSizes.set(position, splitSize);
                position++;
                splitSizes.add(1);
                splitSize = 1;
            } else {
                System.out.println("Error");
            }

        }
        System.out.println("\n\n" + splitSizes);
        System.out.println("\nSuccessfully read input file: " + fileName + "\n");
        int totalPages = pReader.getNumberOfPages();
        System.out.println("There are total " + totalPages + " pages in this input file\n");
        split = 0;

        // Page numbers start from 1 to n; writing each set of pages to one file
        for (int pageNum = 1; pageNum <= totalPages; pageNum += splitSizes.get(split - 1)) {
            String outFile = System.getProperty("user.home") + "\\Desktop\\Scan Folder\\Temp PDFs\\temp_"
                    + split + ".pdf";
            Document document = new Document(pReader.getPageSizeWithRotation(pageNum));
            PdfCopy writer = new PdfCopy(document, new FileOutputStream(outFile));
            document.open();
            int tempPageCount = 0;
            for (int pN = 0; pN < splitSizes.get(split); pN++) {
                PdfImportedPage page = writer.getImportedPage(pReader, pageNum + pN);
                writer.addPage(page);
                tempPageCount++;
            }

            System.out.println("pageNum: " + pageNum + "     splitSizes.get(split): " + splitSizes.get(split));

            document.close();
            /*
             * The following will trigger the PDF file being written to the
             * system
             */

            writer.close();

            crop(outFile, fileName, split, verFlag);

            System.out.println("Split: [" + tempPageCount + " page]: " + outFile);
            split++;
            verFlag = !verFlag; // alternating to determine the cropped orientation of the PDF
        }
    } catch (Exception e) {
        e.printStackTrace();
        JOptionPane.showMessageDialog(null, "There was an error while splitting up\n" + "the PDF.", "Error!",
                JOptionPane.OK_OPTION);
        System.exit(0);
    }
}

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From source file:Separator.java

License:Apache License

public static void crop(String inFileName, String outFileName, int split, boolean vert) throws Exception {

    PdfReader reader = new PdfReader(new File(inFileName).getAbsolutePath());
    String PDFName = outFileName.substring(outFileName.lastIndexOf("Folder\\") + 7,
            outFileName.indexOf(".pdf"));
    File fn = new File(scanFolder + PDFName + "\\" + PDFName + "_split_" + split + ".pdf");
    fn.getParentFile().mkdirs();/*ww  w .  j  ava  2  s  .  co m*/

    int count = reader.getNumberOfPages();
    Document doc = new Document();
    PdfCopy copy = new PdfCopy(doc, new FileOutputStream(fn.getAbsolutePath()));
    doc.open();
    if (vert) {
        for (int i = 1; i <= count; i++) {
            reader.getPageN(i).put(PdfName.CROPBOX, new PdfRectangle(PageSize.LETTER));
            copy.addPage(copy.getImportedPage(reader, i));
        }
    } else {
        if (!doubSided) {
            for (int j = 1; j <= count; j++) {
                reader.getPageN(j).put(PdfName.CROPBOX, new PdfRectangle((new Rectangle(0, 180, 792, 792))));
                PdfDictionary pageDict;
                int rot = reader.getPageRotation(j);
                pageDict = reader.getPageN(j);
                pageDict.put(PdfName.ROTATE, new PdfNumber(rot + 90));
                copy.addPage(copy.getImportedPage(reader, j));
            }
        } else {
            for (int j = 1; j <= count; j++) {
                reader.getPageN(j).put(PdfName.CROPBOX, new PdfRectangle(new Rectangle(0, 180, 792, 792)));
                PdfDictionary pageDict;
                pageDict = reader.getPageN(j);
                if (j % 2 == 0) { // even
                    pageDict.put(PdfName.ROTATE, new PdfNumber(270));
                } else { // odd
                    pageDict.put(PdfName.ROTATE, new PdfNumber(90));
                }
                copy.addPage(copy.getImportedPage(reader, j));
            }
        }
    }
    doc.close();
}

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From source file:adams.flow.transformer.PDFExtract.java

License:Open Source License

/**
 * Executes the flow item.//  w  w w.  j  a  v a 2  s  .  com
 *
 * @return      null if everything is fine, otherwise error message
 */
@Override
protected String doExecute() {
    String result;
    File file;
    int i;
    Document document;
    PdfCopy copy;
    PdfReader reader;
    int[] pages;
    int page;
    FileOutputStream fos;

    result = null;

    // get file
    if (m_InputToken.getPayload() instanceof File)
        file = (File) m_InputToken.getPayload();
    else
        file = new PlaceholderFile((String) m_InputToken.getPayload());

    fos = null;
    try {
        if (isLoggingEnabled())
            getLogger().info("Extracting pages from '" + file + "' into '" + m_Output + "'");
        document = new Document();
        fos = new FileOutputStream(m_Output.getAbsolutePath());
        copy = new PdfCopy(document, fos);
        document.open();
        document.addCreationDate();
        document.addCreator(Environment.getInstance().getProject());
        document.addAuthor(System.getProperty("user.name"));
        reader = new PdfReader(file.getAbsolutePath());
        if (isLoggingEnabled())
            getLogger().info("- #pages: " + reader.getNumberOfPages());
        m_Pages.setMax(reader.getNumberOfPages());
        pages = m_Pages.getIntIndices();
        for (i = 0; i < pages.length; i++) {
            page = pages[i] + 1;
            copy.addPage(copy.getImportedPage(reader, page));
            if (isLoggingEnabled())
                getLogger().info("- adding page: " + page);
        }
        copy.freeReader(reader);
        document.close();
    } catch (Exception e) {
        result = handleException("Failed to extract pages: ", e);
    } finally {
        FileUtils.closeQuietly(fos);
    }

    if (result == null)
        m_OutputToken = new Token(m_Output.getAbsolutePath());

    return result;
}

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From source file:adams.flow.transformer.PDFMerge.java

License:Open Source License

/**
 * Executes the flow item.//from   w w w.ja va  2 s  . c o m
 *
 * @return      null if everything is fine, otherwise error message
 */
@Override
protected String doExecute() {
    String result;
    PlaceholderFile[] files;
    int i;
    int n;
    int pages;
    Document document;
    PdfCopy copy;
    PdfReader reader;
    FileOutputStream fos;

    result = null;

    // get files
    files = FileUtils.toPlaceholderFileArray(m_InputToken.getPayload());

    fos = null;
    try {
        if (isLoggingEnabled())
            getLogger().info("Merging PDFs into: " + m_Output);
        document = new Document();
        fos = new FileOutputStream(m_Output.getAbsolutePath());
        copy = new PdfCopy(document, fos);
        document.open();
        document.addCreationDate();
        document.addCreator(Environment.getInstance().getProject());
        document.addAuthor(System.getProperty("user.name"));
        for (i = 0; i < files.length; i++) {
            if (isLoggingEnabled())
                getLogger().info("Adding file: " + files[i]);
            reader = new PdfReader(files[i].getAbsolutePath());
            // loop over the pages in that document
            pages = reader.getNumberOfPages();
            if (isLoggingEnabled())
                getLogger().info("- #pages: " + pages);
            for (n = 1; n <= pages; n++) {
                copy.addPage(copy.getImportedPage(reader, n));
                if (isLoggingEnabled())
                    getLogger().info("- adding page: " + n);
            }
            copy.freeReader(reader);
        }
        document.close();
    } catch (Exception e) {
        result = handleException("Failed to merge PDF files: ", e);
    } finally {
        FileUtils.closeQuietly(fos);
    }

    if (result == null)
        m_OutputToken = new Token(m_Output.getAbsolutePath());

    return result;
}

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From source file:be.rheynaerde.pufmanager.gui.workers.ExportFullPdfWorker.java

License:Open Source License

private void addPdfToDocument(ByteArrayOutputStream baos, PdfCopy copy, String stampText)
        throws IOException, BadPdfFormatException {
    PdfReader reader = new PdfReader(new ByteArrayInputStream(baos.toByteArray()));
    int n = reader.getNumberOfPages();
    for (int page = 1; page <= n; page++) {
        PdfImportedPage importedPage = copy.getImportedPage(reader, page);
        PdfCopy.PageStamp stamp = copy.createPageStamp(importedPage);
        Rectangle rectangle = importedPage.getBoundingBox();
        ColumnText.showTextAligned(stamp.getUnderContent(), Element.ALIGN_RIGHT, new Phrase(stampText),
                rectangle.getRight() - 20f, rectangle.getTop() - 20f, 0);
        stamp.alterContents();/*from  w  w w .ja va2 s  .co  m*/
        copy.addPage(importedPage);
    }
}

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From source file:be.roots.taconic.pricingguide.util.iTextUtil.java

License:Open Source License

public static byte[] merge(byte[]... pdfAsBytes) throws DocumentException, IOException {

    try (final ByteArrayOutputStream copyBaos = new ByteArrayOutputStream()) {
        final Document doc = new Document();
        final PdfCopy copy = new PdfSmartCopy(doc, copyBaos);

        doc.open();/* w w  w .  j av a  2 s  . c o  m*/

        int numberOfPages = 0;
        final java.util.List<HashMap<String, Object>> bookmarks = new ArrayList<>();
        PdfReader pdf = null;
        for (byte[] pdfAsByte : pdfAsBytes) {

            if (pdfAsByte != null && pdfAsByte.length > 0) {
                pdf = new PdfReader(pdfAsByte);
                pdf.consolidateNamedDestinations();
                final List<HashMap<String, Object>> pdfBookmarks = SimpleBookmark.getBookmark(pdf);
                if (!CollectionUtils.isEmpty(pdfBookmarks)) {
                    SimpleBookmark.shiftPageNumbers(pdfBookmarks, numberOfPages, null);
                    bookmarks.addAll(pdfBookmarks);
                }

                for (int i = 1; i <= pdf.getNumberOfPages(); i++) {
                    copy.addPage(copy.getImportedPage(pdf, i));
                }
                numberOfPages += pdf.getNumberOfPages();
            }

        }
        if (pdf != null) {
            SimpleNamedDestination.getNamedDestination(pdf, false);
        }

        if (!CollectionUtils.isEmpty(bookmarks)) {
            copy.setOutlines(bookmarks);
        }

        copy.close();
        return copyBaos.toByteArray();
    }
}

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From source file:be.roots.taconic.pricingguide.util.iTextUtil.java

License:Open Source License

public static byte[] organize(byte[] pdf, Toc tableOfContents) throws IOException, DocumentException {

    try (final ByteArrayOutputStream copyBaos = new ByteArrayOutputStream()) {

        final Document doc = new Document();
        final PdfCopy copy = new PdfSmartCopy(doc, copyBaos);

        final PdfReader reader = new PdfReader(pdf);
        reader.selectPages(tableOfContents.getPageSequence());

        doc.open();//w  ww . j a  va2s.  co m

        for (int i = 1; i <= reader.getNumberOfPages(); i++) {
            copy.addPage(copy.getImportedPage(reader, i));
        }

        reader.close();
        copy.close();
        return copyBaos.toByteArray();
    }

}

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From source file:com.betel.flowers.pdf.util.RemoveBlankPageFromPDF.java

public static void removeBlankPdfPages(String source, String destination)
        throws IOException, DocumentException {
    PdfReader r = null;//w w w .  ja v a2s.  co m
    RandomAccessSourceFactory rasf = null;
    RandomAccessFileOrArray raf = null;
    Document document = null;
    PdfCopy writer = null;

    try {
        r = new PdfReader(source);
        // deprecated
        //    RandomAccessFileOrArray raf
        //           = new RandomAccessFileOrArray(pdfSourceFile);
        // itext 5.4.1
        rasf = new RandomAccessSourceFactory();
        raf = new RandomAccessFileOrArray(rasf.createBestSource(source));
        document = new Document(r.getPageSizeWithRotation(1));
        writer = new PdfCopy(document, new FileOutputStream(destination));
        document.open();
        PdfImportedPage page = null;

        for (int i = 1; i <= r.getNumberOfPages(); i++) {
            // first check, examine the resource dictionary for /Font or
            // /XObject keys.  If either are present -> not blank.
            PdfDictionary pageDict = r.getPageN(i);
            PdfDictionary resDict = (PdfDictionary) pageDict.get(PdfName.RESOURCES);
            boolean noFontsOrImages = true;
            if (resDict != null) {
                noFontsOrImages = resDict.get(PdfName.FONT) == null && resDict.get(PdfName.XOBJECT) == null;
            }

            if (!noFontsOrImages) {
                byte bContent[] = r.getPageContent(i, raf);
                ByteArrayOutputStream bs = new ByteArrayOutputStream();
                bs.write(bContent);

                if (bs.size() > BLANK_THRESHOLD) {
                    page = writer.getImportedPage(r, i);
                    writer.addPage(page);
                }
            }
        }
    } finally {
        if (document != null) {
            document.close();
        }
        if (writer != null) {
            writer.close();
        }
        if (raf != null) {
            raf.close();
        }
        if (r != null) {
            r.close();
        }
    }
}

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From source file:com.docdoku.server.extras.TitleBlockGenerator.java

License:Open Source License

public static InputStream mergePdfDocuments(InputStream input1, InputStream input2) {

    try {//from   www  .  ja  v a2 s.c om
        File tmpDir = com.google.common.io.Files.createTempDir();
        File tmpCopyFile = new File(tmpDir, TEMP_FILE_NAME);
        InputStream[] files = { input1, input2 };

        Document doc = new Document();
        PdfCopy copy = new PdfCopy(doc, new FileOutputStream(tmpCopyFile));
        doc.open();
        PdfReader pdfReader;

        int n;
        // TODO check for resources to be closed
        for (InputStream file : files) {
            pdfReader = new PdfReader(file);
            n = pdfReader.getNumberOfPages();
            for (int page = 0; page < n;) {
                copy.addPage(copy.getImportedPage(pdfReader, ++page));
            }
        }

        doc.close();

        tmpDir.deleteOnExit();

        return new FileInputStream(tmpCopyFile);
    } catch (Exception e) {
        LOGGER.log(Level.INFO, null, e);
    }

    return null;
}

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From source file:com.github.sgelb.sldownloader.model.Pdf.java

License:Open Source License

public void mergePdfs() throws DocumentException, IOException {
    String title = book.getPdfTitle() + ".pdf";
    File saveFile = new File(saveFolder, title);

    int count = 1;
    while (saveFile.exists()) {
        title = book.getPdfTitle() + "_" + count++ + ".pdf";
        saveFile = new File(saveFolder, title);
    }//www  . ja v a 2 s . c  om
    book.setInfo("saveFile", saveFile.toString());

    Document document = new Document();
    PdfCopy destPdf = new PdfCopy(document, new FileOutputStream(saveFile));
    document.open();
    PdfReader reader;
    int page_offset = 0;
    int n;
    ArrayList<HashMap<String, Object>> bookmarks = new ArrayList<HashMap<String, Object>>();
    List<HashMap<String, Object>> tmp;

    count = 1;
    System.out.println("Start mergin\u2026");
    for (File srcPdf : src) {

        if (Thread.interrupted()) {
            return;
        }

        System.out.print(":: " + count++ + "/" + src.size());
        reader = new PdfReader(srcPdf.toString());

        tmp = SimpleBookmark.getBookmark(reader);
        if (tmp != null) {
            SimpleBookmark.shiftPageNumbers(tmp, page_offset, null);
            bookmarks.addAll(tmp);
        }

        n = reader.getNumberOfPages();
        page_offset += n;
        for (int page = 0; page < n;) {
            destPdf.addPage(destPdf.getImportedPage(reader, ++page));
        }
        destPdf.freeReader(reader);
        reader.close();
        System.out.println(" succeed.");
    }
    if (!bookmarks.isEmpty()) {
        destPdf.setOutlines(bookmarks);
    }

    if (book.getInfo("author") != null)
        document.addAuthor(book.getInfo("author"));
    if (book.getInfo("title") != null)
        document.addTitle(book.getInfo("title"));
    if (book.getInfo("subtitle") != null)
        document.addSubject(book.getInfo("subtitle"));
    document.close();

    System.out.println("Merge complete. Saved to " + saveFile);
}

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