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

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

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Introduction

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

Prototype

public PDDocument()

Source Link

Document

Creates an empty PDF document.

Usage

From source file:ddf.catalog.transformer.input.pdf.GeoPdfDocumentGenerator.java

License:Open Source License

public static PDDocument generateGeoPdf(int numberOfPages, int numberOfFramesPerPage, String projectionType) {
    PDDocument pdDocument = new PDDocument();
    for (int i = 0; i < numberOfPages; i++) {
        pdDocument.addPage(generateGeoPdfPage(numberOfFramesPerPage, projectionType));
    }/*from w  ww .  ja va2  s . c om*/
    return pdDocument;
}

From source file:ddf.catalog.transformer.input.pdf.GeoPdfDocumentGenerator.java

License:Open Source License

public static PDDocument generateGeoPdf(int numberOfPages, String projectionType, boolean generateNeatLine) {
    PDDocument pdDocument = new PDDocument();
    for (int i = 0; i < numberOfPages; i++) {
        pdDocument.addPage(generateGeoPdfPage(projectionType, generateNeatLine));
    }//from   w w w .  j a  v  a  2 s. com
    return pdDocument;
}

From source file:de.fau.amos4.util.ZipGenerator.java

License:Open Source License

public void generate(OutputStream out, Locale locale, float height, Employee employee, int fontSize,
        String zipPassword) throws ZipException, NoSuchMessageException, IOException, COSVisitorException,
        CloneNotSupportedException {
    final ZipOutputStream zout = new ZipOutputStream(out);

    if (zipPassword == null) {
        // Use default password if none is set.
        zipPassword = "fragebogen";
    }//  w  ww.ja v  a 2s .c o m

    ZipParameters params = new ZipParameters();
    params.setFileNameInZip("employee.txt");
    params.setCompressionLevel(Zip4jConstants.COMP_DEFLATE);
    params.setCompressionLevel(Zip4jConstants.DEFLATE_LEVEL_ULTRA);
    params.setEncryptFiles(true);
    params.setReadHiddenFiles(false);
    params.setEncryptionMethod(Zip4jConstants.ENC_METHOD_AES);
    params.setAesKeyStrength(Zip4jConstants.AES_STRENGTH_256);
    params.setPassword(zipPassword);
    params.setSourceExternalStream(true);

    zout.putNextEntry(null, params);
    zout.write((AppContext.getApplicationContext().getMessage("HEADER", null, locale) + "\n\n").getBytes());

    zout.write(
            (AppContext.getApplicationContext().getMessage("print.section.personalData", null, locale) + "\n\n")
                    .getBytes());

    Iterator it = employee.getPersonalDataFields().entrySet().iterator();
    while (it.hasNext()) {
        Map.Entry pair = (Map.Entry) it.next();
        zout.write((pair.getKey() + ": " + pair.getValue() + '\n').getBytes());
        it.remove(); // avoids a ConcurrentModificationException
    }

    zout.write(("\n\n" + AppContext.getApplicationContext().getMessage("print.section.taxes", null, locale)
            + "\n\n").getBytes());

    it = employee.getTaxesFields().entrySet().iterator();
    while (it.hasNext()) {
        Map.Entry pair = (Map.Entry) it.next();
        zout.write((pair.getKey() + ": " + pair.getValue() + '\n').getBytes());
        it.remove(); // avoids a ConcurrentModificationException
    }
    zout.closeEntry();

    // Create a document and add a page to it
    PDDocument document = new PDDocument();
    PDPage page = new PDPage();
    document.addPage(page);
    float y = -1;
    int margin = 100;

    // Create a new font object selecting one of the PDF base fonts
    PDFont font = PDType1Font.TIMES_ROMAN;

    // Start a new content stream which will "hold" the to be created content
    PDPageContentStream contentStream = new PDPageContentStream(document, page);

    // Define a text content stream using the selected font, moving the cursor and drawing the text "Hello World"
    contentStream.beginText();

    y = page.getMediaBox().getHeight() - margin + height;
    contentStream.moveTextPositionByAmount(margin, y);
    /*
    List<String> list = StringUtils.splitEqually(fileContent, 90);
    for (String e : list) {
        contentStream.moveTextPositionByAmount(0, -15);
        contentStream.drawString(e);
    }
    */

    contentStream.setFont(PDType1Font.TIMES_BOLD, 36);
    contentStream.drawString(AppContext.getApplicationContext().getMessage("HEADER", null, locale));
    contentStream.setFont(PDType1Font.TIMES_BOLD, 14);
    contentStream.moveTextPositionByAmount(0, -4 * height);
    contentStream.drawString(
            AppContext.getApplicationContext().getMessage("print.section.personalData", null, locale));
    contentStream.moveTextPositionByAmount(0, -2 * height);
    contentStream.setFont(font, fontSize);

    it = employee.getPersonalDataFields().entrySet().iterator();
    while (it.hasNext()) {
        StringBuffer nextLineToDraw = new StringBuffer();
        Map.Entry pair = (Map.Entry) it.next();
        nextLineToDraw.append(pair.getKey());
        nextLineToDraw.append(": ");
        nextLineToDraw.append(pair.getValue());

        contentStream.drawString(nextLineToDraw.toString());
        contentStream.moveTextPositionByAmount(0, -height);
        it.remove(); // avoids a ConcurrentModificationException
    }
    contentStream.setFont(PDType1Font.TIMES_BOLD, 14);
    contentStream.moveTextPositionByAmount(0, -2 * height);
    contentStream
            .drawString(AppContext.getApplicationContext().getMessage("print.section.taxes", null, locale));
    contentStream.moveTextPositionByAmount(0, -2 * height);
    contentStream.setFont(font, fontSize);
    it = employee.getTaxesFields().entrySet().iterator();
    while (it.hasNext()) {
        StringBuffer nextLineToDraw = new StringBuffer();
        Map.Entry pair = (Map.Entry) it.next();
        nextLineToDraw.append(pair.getKey());
        nextLineToDraw.append(": ");
        nextLineToDraw.append(pair.getValue());

        contentStream.drawString(nextLineToDraw.toString());
        contentStream.moveTextPositionByAmount(0, -height);
        it.remove(); // avoids a ConcurrentModificationException
    }
    contentStream.endText();

    // Make sure that the content stream is closed:
    contentStream.close();

    // Save the results and ensure that the document is properly closed:
    ByteArrayOutputStream pdfout = new ByteArrayOutputStream();
    document.save(pdfout);
    document.close();

    ZipParameters params2 = (ZipParameters) params.clone();
    params2.setFileNameInZip("employee.pdf");

    zout.putNextEntry(null, params2);
    zout.write(pdfout.toByteArray());
    zout.closeEntry();

    // Write the zip to client
    zout.finish();
    zout.flush();
    zout.close();
}

From source file:de.fau.amos4.web.PrintDataController.java

License:Open Source License

@RequestMapping("/employee/download/zip")
public void EmployeeDownloadZip(HttpServletResponse response,
        @RequestParam(value = "id", required = true) long employeeId) throws IOException {
    int fontSize = 12;
    float height = 1;
    height = height * fontSize * 1.05f;//from   w w w .  j av a2  s .  c  om

    //Prepare textfile contents
    Employee employee = employeeRepository.findOne(employeeId);
    Locale locale = LocaleContextHolder.getLocale();
    Map<String, String> fields = employee.getFields();

    response.setContentType("application/zip");
    response.setHeader("Content-Disposition", "attachment;filename=employee.zip");

    final ZipOutputStream zout = new ZipOutputStream(response.getOutputStream());

    try {
        ZipParameters params = new ZipParameters();
        params.setFileNameInZip("employee.txt");
        params.setCompressionLevel(Zip4jConstants.COMP_DEFLATE);
        params.setCompressionLevel(Zip4jConstants.DEFLATE_LEVEL_ULTRA);
        params.setEncryptFiles(true);
        params.setReadHiddenFiles(false);
        params.setEncryptionMethod(Zip4jConstants.ENC_METHOD_AES);
        params.setAesKeyStrength(Zip4jConstants.AES_STRENGTH_256);
        params.setPassword("AMOS");
        params.setSourceExternalStream(true);

        zout.putNextEntry(null, params);
        zout.write((AppContext.getApplicationContext().getMessage("EmployeeForm.header", null, locale) + "\n\n")
                .getBytes());
        //zout.println();
        zout.write((AppContext.getApplicationContext().getMessage("print.section.personalData", null, locale)
                + "\n\n").getBytes());
        //zout.println();
        Iterator it = fields.entrySet().iterator();
        while (it.hasNext()) {
            Map.Entry pair = (Map.Entry) it.next();
            zout.write((pair.getKey() + ": " + pair.getValue() + '\n').getBytes());
            it.remove(); // avoids a ConcurrentModificationException
        }
        zout.closeEntry();

        try {
            // Create a document and add a page to it
            PDDocument document = new PDDocument();
            PDPage page = new PDPage();
            document.addPage(page);
            float y = -1;
            int margin = 100;
            float maxStringLength = page.getMediaBox().getWidth() - 2 * margin;

            // Create a new font object selecting one of the PDF base fonts
            PDFont font = PDType1Font.TIMES_ROMAN;

            // Start a new content stream which will "hold" the to be created content
            PDPageContentStream contentStream = new PDPageContentStream(document, page);

            // Define a text content stream using the selected font, moving the cursor and drawing the text "Hello World"
            contentStream.beginText();

            y = page.getMediaBox().getHeight() - margin + height;
            contentStream.moveTextPositionByAmount(margin, y);
            /*
            List<String> list = StringUtils.splitEqually(fileContent, 90);
            for (String e : list) {
            contentStream.moveTextPositionByAmount(0, -15);
            contentStream.drawString(e);
            }
            */

            fields = employee.getFields();

            contentStream.setFont(PDType1Font.TIMES_BOLD, 36);
            contentStream.drawString(
                    AppContext.getApplicationContext().getMessage("EmployeeForm.header", null, locale));
            contentStream.setFont(PDType1Font.TIMES_BOLD, 14);
            contentStream.moveTextPositionByAmount(0, -4 * height);
            contentStream.drawString(
                    AppContext.getApplicationContext().getMessage("print.section.personalData", null, locale));
            contentStream.moveTextPositionByAmount(0, -2 * height);
            contentStream.setFont(font, fontSize);
            it = fields.entrySet().iterator();
            while (it.hasNext()) {
                StringBuffer nextLineToDraw = new StringBuffer();
                Map.Entry pair = (Map.Entry) it.next();
                nextLineToDraw.append(pair.getKey());
                nextLineToDraw.append(": ");
                nextLineToDraw.append(pair.getValue());

                contentStream.drawString(nextLineToDraw.toString());
                contentStream.moveTextPositionByAmount(0, -height);
                it.remove(); // avoids a ConcurrentModificationException
            }
            contentStream.endText();

            // Make sure that the content stream is closed:
            contentStream.close();

            // Save the results and ensure that the document is properly closed:
            ByteArrayOutputStream pdfout = new ByteArrayOutputStream();
            document.save(pdfout);
            document.close();

            ZipParameters params2 = (ZipParameters) params.clone();
            params2.setFileNameInZip("employee.pdf");

            zout.putNextEntry(null, params2);
            zout.write(pdfout.toByteArray());
            zout.closeEntry();
        } catch (CloneNotSupportedException | COSVisitorException e) {
            e.printStackTrace();
        }

        // Write the zip to client
        zout.finish();
        zout.flush();
        zout.close();
    } catch (ZipException e) {
        e.printStackTrace();
    }
}

From source file:de.hrogge.CompactPDFExport.PDFGenerator.java

License:Apache License

private PDDocument internErzeugePDFDokument(Konfiguration k, Daten daten) throws IOException {
    String[] guteEigenschaften;//w ww . jav  a2  s  . c o m
    List<PDFSonderfertigkeiten> sflist;
    List<Gegenstand> ausruestung;
    boolean tzm;
    PDDocument doc;
    String pfad;
    PDJpeg charakterBild;
    PDJpeg hintergrundBild;
    Hausregeln hausregeln;
    List<String> commands;
    doc = null;

    hausregeln = new Hausregeln(k);

    charakterBild = null;
    hintergrundBild = null;
    tzm = daten.getConfig().getRsmodell().equals("zone");

    /*
     * Gute Eigenschaften auslesen, da sie seitenbergreifend gebraucht
     * werden
     */
    Eigenschaften eigenschaften = daten.getEigenschaften();
    guteEigenschaften = new String[8];
    guteEigenschaften[0] = eigenschaften.getMut().getAkt().toString();
    guteEigenschaften[1] = eigenschaften.getKlugheit().getAkt().toString();
    guteEigenschaften[2] = eigenschaften.getIntuition().getAkt().toString();
    guteEigenschaften[3] = eigenschaften.getCharisma().getAkt().toString();
    guteEigenschaften[4] = eigenschaften.getFingerfertigkeit().getAkt().toString();
    guteEigenschaften[5] = eigenschaften.getGewandtheit().getAkt().toString();
    guteEigenschaften[6] = eigenschaften.getKonstitution().getAkt().toString();
    guteEigenschaften[7] = eigenschaften.getKoerperkraft().getAkt().toString();

    sflist = new ArrayList<PDFSonderfertigkeiten>();
    for (Sonderfertigkeit sf : daten.getSonderfertigkeiten().getSonderfertigkeit()) {
        if (sf.getAuswahlen() != null && sf.getAuswahlen().getAuswahl().size() > 0) {
            for (Sonderfertigkeit.Auswahlen.Auswahl a : sf.getAuswahlen().getAuswahl()) {
                sflist.add(new PDFSonderfertigkeiten(sf, a.getName()));
            }
        } else {
            sflist.add(new PDFSonderfertigkeiten(sf));
        }
    }

    ausruestung = new ArrayList<>(daten.getGegenstaende().getGegenstand());

    /* Kommandos aus Notizen extrahieren */
    Notizen n = daten.getAngaben().getNotizen();
    commands = new ArrayList<>();
    extrahiereKommandos(commands, n.getN0());
    extrahiereKommandos(commands, n.getN1());
    extrahiereKommandos(commands, n.getN2());
    extrahiereKommandos(commands, n.getN3());
    extrahiereKommandos(commands, n.getN4());
    extrahiereKommandos(commands, n.getN5());
    extrahiereKommandos(commands, n.getN6());
    extrahiereKommandos(commands, n.getN7());
    extrahiereKommandos(commands, n.getN8());
    extrahiereKommandos(commands, n.getN9());
    extrahiereKommandos(commands, n.getN10());
    extrahiereKommandos(commands, n.getN11());

    try {
        /* PDF erzeugen */
        doc = new PDDocument();

        /*
         * Bilder mssen bei PDFBox geladen werden bevor die Content-Streams
         * erzeugt werden
         */
        pfad = daten.getAngaben().getBildPfad();
        if (pfad != null && pfad.length() > 0) {
            try {
                BufferedImage img = ImageIO.read(new File(pfad));
                charakterBild = new PDJpeg(doc, img);
            } catch (Exception e) {
                System.err.println("Konnte das Bild '" + pfad + "' nicht laden.");
            }
        }

        pfad = k.getTextDaten(Konfiguration.GLOBAL_HINTERGRUND);
        if (pfad != null && pfad.length() > 0) {
            try {
                BufferedImage img = ImageIO.read(new File(pfad));
                hintergrundBild = new PDJpeg(doc, img);
            } catch (Exception e) {
                System.err.println("Konnte das Bild '" + pfad + "' nicht laden.");
            }
        }

        /* globale Settings fr Seite festlegen */
        PDFSeite.init(marginX, marginY, textMargin, hintergrundBild,
                k.getOptionsDaten(Konfiguration.GLOBAL_HINTERGRUND_VERZERREN));

        /* Sonderfertigkeiten sortieren */
        Collections.sort(sflist);

        /* Seiten erzeugen */
        FrontSeite page1 = new FrontSeite(doc);
        page1.erzeugeSeite(daten, charakterBild, hintergrundBild, guteEigenschaften, sflist, hausregeln,
                commands, tzm, k);

        TalentSeite page2 = new TalentSeite(doc);
        page2.erzeugeSeite(daten, hintergrundBild, guteEigenschaften, sflist, hausregeln, commands, k);

        if (daten.getAngaben().isMagisch()) {
            ZauberSeite page3 = new ZauberSeite(doc);
            page3.erzeugeSeite(daten, hintergrundBild, guteEigenschaften, sflist, hausregeln, commands, k);
        }

        /* Leerzeilen zu Sonderfertigkeitsliste hinzufgen */
        for (int i = 1; i < sflist.size(); i++) {
            if (sflist.get(i - 1).getKategorie() != sflist.get(i).getKategorie()) {
                sflist.add(i, null);
                i++;
            }
        }

        while (hatNichtGedruckteSonderfertigkeit(sflist) || ausruestung.size() > 0) {
            SonstigesSeite page4 = new SonstigesSeite(doc);
            page4.erzeugeSeite(hintergrundBild, guteEigenschaften, sflist, ausruestung);
        }
    } catch (IOException e) {
        if (doc != null) {
            doc.close();
            doc = null;
        }
        throw e;
    }
    return doc;
}

From source file:de.ifsr.adam.ImageGenerator.java

License:Open Source License

/**
 * Takes a snapshot of the Pane and prints it to a pdf.
 *
 * @return True if no IOException occurred
 *//*  w  ww. j a  v a  2  s . c o  m*/
private boolean printToPDF(String filePath, Pane pane) {
    //Scene set up
    Group root = new Group();
    Scene printScene = new Scene(root);
    printScene.getStylesheets().add(this.stylesheetURI.toString());

    //Snapshot generation
    ArrayList<WritableImage> images = new ArrayList<>();
    try {
        ObservableList<Node> panes = pane.getChildren();
        for (int i = 0; i < panes.size(); i++) {
            GridPane gridPane = (GridPane) panes.get(i);
            ((Group) printScene.getRoot()).getChildren().clear();
            ((Group) printScene.getRoot()).getChildren().addAll(gridPane);
            images.add(printScene.snapshot(null));
            panes.add(i, gridPane);
        }
    } catch (Exception e) {
        log.error(e);
        return false;
    }

    //PDF Setup
    File outFile = new File(filePath + "." + "pdf");
    Iterator<WritableImage> iterImages = images.iterator();
    PDDocument doc = new PDDocument();

    try {

        while (iterImages.hasNext()) {
            //Page setup
            PDPage page = new PDPage();
            doc.addPage(page);
            PDPageContentStream contentStream = new PDPageContentStream(doc, page, true, false);
            //Image setup
            BufferedImage bufImage = SwingFXUtils.fromFXImage(iterImages.next(), null);
            PDPixelMap pixelMap = new PDPixelMap(doc, bufImage);

            int width = (int) (page.getMediaBox().getWidth());
            int height = (int) (page.getMediaBox().getHeight());
            Dimension dim = new Dimension(width, height);
            contentStream.drawXObject(pixelMap, 0, 0, dim.width, dim.height);
            contentStream.close();
        }

        doc.save(outFile);
        return true;
    } catch (IOException | COSVisitorException e) {
        log.error(e);
        return false;
    }
}

From source file:de.katho.kBorrow.controller.NewLendingController.java

License:Open Source License

/**
 * Erzeugt ein PDF-File mit allen relevanten Daten zur als Parameter bergebenen Lending-ID.
 * /*from  w ww .  ja  va2  s .c  o m*/
 * @param pLendingId   ID der Ausleihe, fr die ein PDF erzeugt werden soll.
 * @throws Exception   Wenn Probleme beim Erstellen der Datei auftreten.
 */
private void createPdfFile(int pLendingId) throws Exception {
    KLending lending = kLendingModel.getElement(pLendingId);
    KArticle article = kArticleModel.getElement(lending.getArticleId());
    KUser user = kUserModel.getElement(lending.getUserId());
    KLender lender = kLenderModel.getElement(lending.getLenderId());

    PDDocument doc = new PDDocument();
    PDPage page = new PDPage(PDPage.PAGE_SIZE_A4);
    PDRectangle rect = page.getMediaBox();
    doc.addPage(page);

    PDFont fontNormal = PDType1Font.HELVETICA;
    PDFont fontBold = PDType1Font.HELVETICA_BOLD;

    String[] text = { "Artikel: ", "Verliehen von: ", "Ausgeliehen an: ", "Start der Ausleihe: ",
            "Voraussichtliche Rckgabe: " };
    String[] vars = { article.getName(), user.getName() + " " + user.getSurname(),
            lender.getName() + " " + lender.getSurname() + " (" + lender.getStudentnumber() + ")",
            lending.getStartDate(), lending.getExpectedEndDate() };
    try {
        File file = createRandomPdf();

        PDPageContentStream cos = new PDPageContentStream(doc, page);

        cos.beginText();
        cos.moveTextPositionByAmount(100, rect.getHeight() - 100);
        cos.setFont(fontBold, 16);
        cos.drawString("Ausleihe #" + lending.getId());
        cos.endText();

        int i = 0;

        while (i < text.length) {
            cos.beginText();
            cos.moveTextPositionByAmount(100, rect.getHeight() - 25 * (i + 2) - 100);
            cos.setFont(fontBold, 12);
            cos.drawString(text[i]);
            cos.moveTextPositionByAmount(rect.getWidth() / 2 - 100, 0);
            cos.setFont(fontNormal, 12);
            cos.drawString(vars[i]);
            cos.endText();
            i++;
        }

        i = i + 2;
        cos.setLineWidth(1);
        cos.addLine(100, rect.getHeight() - 25 * (i + 2) - 100, 300, rect.getHeight() - 25 * (i + 2) - 100);
        cos.closeAndStroke();

        i++;

        cos.beginText();
        cos.moveTextPositionByAmount(100, rect.getHeight() - 25 * (i + 2) - 100);
        cos.setFont(fontNormal, 12);
        cos.drawString("Unterschrift " + lender.getName() + " " + lender.getSurname());
        cos.endText();

        cos.close();
        doc.save(file);
        doc.close();

        if (Desktop.isDesktopSupported()) {
            Desktop desktop = Desktop.getDesktop();
            if (desktop.isSupported(Desktop.Action.OPEN)) {
                desktop.open(file);
            }
        }
    } catch (IOException | COSVisitorException e) {
        throw new Exception("Problem bei der Erstellung der PDF-Datei.", e);
    }
}

From source file:de.maklerpoint.office.Schnittstellen.PDF.ExportSimplePDF.java

License:Open Source License

public void write() throws IOException, COSVisitorException {
    PDDocument doc = null;/*from  w w  w  .  j ava  2 s  .  c  o  m*/
    try {
        doc = new PDDocument();

        PDPage page = new PDPage();
        doc.addPage(page);
        PDFont font = PDType1Font.HELVETICA;

        PDPageContentStream contentStream = new PDPageContentStream(doc, page);
        contentStream.beginText();
        contentStream.setFont(font, 12);
        contentStream.moveTextPositionByAmount(100, 700);
        contentStream.drawString(contents);

        contentStream.endText();
        contentStream.close();

        doc.save(filename);
    } finally {
        if (doc != null) {
            doc.close();
        }
    }

}

From source file:de.offis.health.icardea.cied.pdf.extractor.PDFApachePDFBoxExtractor.java

License:Apache License

@SuppressWarnings("unchecked")
public byte[] getPDFPages(int fromPageNumber, int toPageNumber) {
    ByteArrayOutputStream byteArrayOutputStream = null;
    boolean extractionSuccessful = false;

    if (pdfDocument != null) {
        int numberOfPages = getNumberOfPages();

        /*/*from  ww  w  . j av  a2  s . com*/
         * Check if the given page numbers are in the allowed range.
         */
        if (fromPageNumber > 0 && fromPageNumber <= numberOfPages && toPageNumber > 0
                && toPageNumber <= numberOfPages) {
            /*
             * Now check if the given fromPageNumber is smaller
             * as the given toPageNumber. If not swap the numbers.
             */
            if (fromPageNumber > toPageNumber) {
                int tmpPageNumber = toPageNumber;
                toPageNumber = fromPageNumber;
                fromPageNumber = tmpPageNumber;
            }

            /*
             * Now extract the pages
             * 
             * NOTE
             * ====
             * Since Apache PDFBox v1.5.0 there exists the class
             * org.apache.pdfbox.util.PageExtractor
             */

            /*
            boolean isApachePageExtractorAvailable = false;
            Class<?> pageExtractorClass = null;
            try {
               pageExtractorClass = getClass().getClassLoader().loadClass("org.apache.pdfbox.util.PageExtractor");
               Constructor<?> pdfExtractConstructor = pageExtractorClass.getConstructor(PDDocument.class, int.class, int.class);
               Method pdfExtractMethod = pageExtractorClass.getMethod("extract");
               isApachePageExtractorAvailable = true;
            } catch (ClassNotFoundException ex) {
            } catch (SecurityException ex) {
            } catch (NoSuchMethodException ex) {
            }
            */

            try {
                PDDocument extractedDocumentPages = new PDDocument();
                extractedDocumentPages.setDocumentInformation(this.pdfDocument.getDocumentInformation());
                extractedDocumentPages.getDocumentCatalog()
                        .setViewerPreferences(this.pdfDocument.getDocumentCatalog().getViewerPreferences());

                List<PDPage> pages = (List<PDPage>) this.pdfDocument.getDocumentCatalog().getAllPages();
                int pageCounter = 1;
                for (PDPage page : pages) {
                    if (pageCounter >= fromPageNumber && pageCounter <= toPageNumber) {
                        PDPage importedPdfPage;
                        importedPdfPage = extractedDocumentPages.importPage(page);
                        importedPdfPage.setCropBox(page.findCropBox());
                        importedPdfPage.setMediaBox(page.findMediaBox());
                        importedPdfPage.setResources(page.findResources());
                        importedPdfPage.setRotation(page.findRotation());
                    }
                    pageCounter++;
                } // end for

                byteArrayOutputStream = new ByteArrayOutputStream();
                extractedDocumentPages.save(byteArrayOutputStream);
                extractedDocumentPages.close();
                extractionSuccessful = true;
            } catch (COSVisitorException ex) {
                // TODO: Create an own exception for PDF processing errors.
                logger.error("An exception occurred while extracting " + "pages from the input PDF file.", ex);
            } catch (IOException ex) {
                // TODO: Create an own exception for PDF processing errors.
                logger.error("An exception occurred while extracting " + "pages from the input PDF file.", ex);
            } finally {
                if (!extractionSuccessful) {
                    byteArrayOutputStream = null;
                }
            } // end try..catch..finally
        } // end if checking range of given pages
    } // end if (pdfDocument != null)

    if (byteArrayOutputStream != null) {
        return byteArrayOutputStream.toByteArray();
    }
    return null;
}

From source file:de.prozesskraft.pkraft.Createdoc.java

/**
 * merge the pdfs/*  w w  w. ja  v a  2s .c o m*/
 */
private static void mergePdf(Map<String, String> pdfRankFiles, String output) {
    System.out.println("merging pdfs to a single file");

    Set<String> keySet = pdfRankFiles.keySet();
    ArrayList<String> listKey = new ArrayList(keySet);
    Collections.sort(listKey);

    try {
        PDDocument document = new PDDocument();
        //         if(document.getNumberOfPages() > 0)
        //         {
        //            System.out.println("deleting empty page");
        //            document.removePage(0);
        //         }
        for (String actualKey : listKey) {

            PDDocument part = PDDocument.load(pdfRankFiles.get(actualKey));
            System.out.println("merging " + pdfRankFiles.get(actualKey));
            ArrayList<PDPage> list = (ArrayList<PDPage>) part.getDocumentCatalog().getAllPages();
            for (PDPage page : list) {
                document.addPage(page);
            }

        }
        try {
            System.out.println("writing " + output);
            document.save(output);
        } catch (COSVisitorException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
}