Example usage for com.itextpdf.text.pdf PdfReader PdfReader

List of usage examples for com.itextpdf.text.pdf PdfReader PdfReader

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Introduction

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

Prototype

public PdfReader(final PdfReader reader)

Source Link

Document

Creates an independent duplicate.

Usage

From source file:pdfextract.ExtractInfo.java

public void extractImages(String filename) throws IOException, DocumentException {

    PdfReader reader = new PdfReader(filename);
    PdfReaderContentParser parser = new PdfReaderContentParser(reader);
    ImageRenderListener listener = new ImageRenderListener("spdf");

    for (int i = 1; i <= reader.getNumberOfPages(); i++) {
        parser.processContent(i, listener);
    }//  w  w w  . j  a  v a  2  s  .c  o  m
    reader.close();
    BufferedImage buffImage;
}

From source file:PdfFormFiller.WrongParamsExeption.java

License:GNU General Public License

public static void fillPDFFile(String pdf_filename_in, String pdf_filename_out, String fields_filename,
        String font_file, String op, Boolean flatten, Boolean verbose) {
    OutputStream os;/*  w  w  w . j a va 2s .c o m*/
    PdfStamper stamp;
    try {
        PdfReader reader = new PdfReader(pdf_filename_in);

        if (pdf_filename_out != null) {
            os = new FileOutputStream(pdf_filename_out);
        } else {
            os = System.out;
        }

        stamp = new PdfStamper(reader, os, '\0');

        AcroFields form = stamp.getAcroFields();

        if (op.equals("list")) {
            formList(form);
        } else {
            if (font_file != null) {
                BaseFont bf = BaseFont.createFont(font_file, BaseFont.IDENTITY_H, true);
                form.addSubstitutionFont(bf);
            }
            Map<String, String> fields = readFile(fields_filename);
            for (Map.Entry<String, String> entry : fields.entrySet()) {
                if (verbose)
                    System.out.println("Field name = '" + entry.getKey() + "', New field value: '"
                            + entry.getValue() + "'");
                form.setField(entry.getKey(), entry.getValue());
            }

            stamp.setFormFlattening(flatten);
            stamp.close();
        }
    } catch (FileNotFoundException e) {
        System.err.println("FileNotFoundException: " + e.getMessage());
        System.exit(2);
    } catch (IOException e) {
        System.err.println("Input output error: " + e.getMessage());
        System.exit(3);
    } catch (DocumentException e) {
        System.err.println("Error while processing document: " + e.getMessage());
        System.exit(4);
    }
}

From source file:pdfgen.pdf_generation_try5.java

public void AllFunctions(String realpath, String sample_pdf_path) {

    try {/*from ww w .  j ava  2  s  . c om*/
        INPUTFILE = sample_pdf_path;
        // System.out.println("Inputfile: "+INPUTFILE);
        Document document = new Document();
        //PdfWriter.getInstance(document, new FileOutputStream(OUTPUTFILE));
        OUTPUTFILE = filepath(realpath);
        //System.out.println("Outputfile"+OUTPUTFILE);
        PdfReader reader = new PdfReader(INPUTFILE);
        PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(OUTPUTFILE));
        //     writer.setEncryption(USER_PASS.getBytes(), OWNER_PASS.getBytes(),PdfWriter.ALLOW_PRINTING, PdfWriter.ENCRYPTION_AES_128);

        document.open();
        addTitlePage(document);

        int n = reader.getNumberOfPages();
        PdfImportedPage page;
        // Go through all pages
        for (int i = 1; i <= n; i++) {

            page = writer.getImportedPage(reader, i);
            Image instance = Image.getInstance(page);
            instance.setAlignment(Element.ALIGN_LEFT);
            //  document.add(instance);

        }

        addMetaData(document);
        pdfReaderFunction(reader);
        AddParagraph(document);
        //    addContent(document);
        // scaleImage();
        qr_generator(document);
        document.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:pdfmt.pdf2image.java

License:Open Source License

/** 
 * Convert a PDF document to a TIF file 
 *//*from  www  .ja va2s  .com*/
protected static void convert(String pdf, String tif, String destPdf) throws IOException {

    org.icepdf.core.pobjects.Document pdffile = new org.icepdf.core.pobjects.Document();

    try {
        pdffile.setFile(pdf);

    } catch (PDFException ex) {
        //  System.out.println("Error parsing PDF document " + ex); 
    } catch (PDFSecurityException ex) {
        //  System.out.println("Error encryption not supported " + ex); 
    } catch (FileNotFoundException ex) {
        // System.out.println("Error file not found " + ex); 
    } catch (IOException ex) {
        //  System.out.println("Error handling PDF document " + ex); 
    }

    int numPgs = pdffile.getNumberOfPages();

    try {
        // step 1: create new reader
        PdfReader r = new PdfReader(pdf);
        //  System.out.println("File Lenght:"  + r.getFileLength());
        RandomAccessFileOrArray raf = new RandomAccessFileOrArray(pdf);
        // System.out.println("Raf:" + raf);
        Document document = new Document(r.getPageSizeWithRotation(1));
        //           // step 2: create a writer that listens to the document
        PdfCopy writer = new PdfCopy(document, new FileOutputStream(destPdf));
        //           
        //           // step 3: we open the document
        document.open();
        //           // step 4: we add content
        PdfImportedPage page = null;
        //        
        //loop through each page and if the bs is larger than 20 than we know it is not blank.
        //if it is less than 20 than we don't include that blank page.

        float scale = 2.084f;
        float rotation = 0f;

        BufferedImage image[] = new BufferedImage[numPgs];

        for (int i = 0; i < numPgs; i++) {

            byte bContent[] = r.getPageContent(i + 1, raf);
            // System.out.println(bContent.toString());

            ByteArrayOutputStream bs = new ByteArrayOutputStream();
            //write the content to an output stream
            bs.write(bContent);

            //System.out.println("page content length of page " + i+1 + " = "
            //      + bs.size());

            /* 
             * Generate the image: 
             * Notes: 1275x1650 = 8.5 x 11 @ 150dpi ??? 
             */
            image[i] = (BufferedImage) pdffile.getPageImage(i, GraphicsRenderingHints.SCREEN,
                    Page.BOUNDARY_CROPBOX, rotation, scale);
            Iterator writers = ImageIO.getImageWritersByFormatName("TIFF");
            if (writers == null || !writers.hasNext()) {
                throw new RuntimeException("No writers for available.");

            }
            ImageWriter myWriter = (ImageWriter) writers.next();
            myWriter.setOutput(new FileImageOutputStream(new File(tif)));
            myWriter.prepareWriteSequence(null);
            ImageTypeSpecifier imageType = ImageTypeSpecifier.createFromRenderedImage(image[i]);
            IIOMetadata imageMetadata = myWriter.getDefaultImageMetadata(imageType, null);
            imageMetadata = createImageMetadata(imageMetadata);
            myWriter.writeToSequence(new IIOImage(image[i], null, imageMetadata), null);

            myWriter.dispose();
            image[i] = null;
            myWriter = null;

            FileInputStream in = new FileInputStream(tif);
            FileChannel channel = in.getChannel();
            ByteBuffer buffer = ByteBuffer.allocate((int) channel.size());
            channel.read(buffer);
            Image imageBlank;

            imageBlank = load(buffer.array());

            BufferedImage bufferedImage = imageToBufferedImage(imageBlank);
            boolean isBlank;
            isBlank = isBlank(bufferedImage);
            // System.out.println("isblank "+ isBlank);

            if (isBlank == false) {

                page = writer.getImportedPage(r, i + 1);
                writer.addPage(page);

            }
            bs.close();

            System.gc();
        }

        document.close();
        writer.close();
        raf.close();
        r.close();

    } catch (Exception e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

}

From source file:pdfmt.RemoveBlankPdf.java

License:Open Source License

/**
 * Convert a PDF document to a TIF file.
 * // w ww  .  j a  v a 2  s .co m
 * @param pdf
 *            the pdf
 * @param tif
 *            the tif
 * @param destPdf
 *            the dest pdf
 * @throws IOException
 *             Signals that an I/O exception has occurred.
 */
protected void convert(String pdf, String tif, String destPdf) throws IOException {

    startTime = System.currentTimeMillis();
    logger.info("In the boolean convert(String pdf, String tif, String destPdf)");
    org.icepdf.core.pobjects.Document pdffile = new org.icepdf.core.pobjects.Document();

    try {

        pdffile.setFile(pdf);

    } catch (PDFException ex) {
        // System.out.println("Error parsing PDF document " + ex);
    } catch (PDFSecurityException ex) {
        // System.out.println("Error encryption not supported " + ex);
    } catch (FileNotFoundException ex) {
        // System.out.println("Error file not found " + ex);
    } catch (IOException ex) {
        // System.out.println("Error handling PDF document " + ex);
    }

    int numPgs = pdffile.getNumberOfPages();
    msg.setText(".....::::: Converting pages please wait :::::.....");
    addComponent(contentPane, msg, 10, 110, 200, 18);

    try {
        // step 1: create new reader
        PdfReader r = new PdfReader(pdf);
        // System.out.println("File Lenght:" + r.getFileLength());
        RandomAccessFileOrArray raf = new RandomAccessFileOrArray(pdf);
        // System.out.println("Raf:" + raf);
        Document document = new Document(r.getPageSizeWithRotation(1));
        // // step 2: create a writer that listens to the document
        PdfCopy writer = new PdfCopy(document, new FileOutputStream(destPdf));
        //           
        // // step 3: we open the document
        document.open();
        // // step 4: we add content
        PdfImportedPage page = null;

        float scale = 2.084f;
        float rotation = 0f;

        BufferedImage image[] = new BufferedImage[numPgs];

        // -------- CHANGE
        jprogress.setMaximum(numPgs);
        // -------- CHANGE

        for (int i = 0; i < numPgs; i++) {

            // -------- CHANGE
            jprogress.setValue(i + 1);
            // -------- CHANGE

            byte bContent[] = r.getPageContent(i + 1, raf);
            // System.out.println(bContent.toString());

            ByteArrayOutputStream bs = new ByteArrayOutputStream();
            // write the content to an output stream
            bs.write(bContent);

            // System.out.println("page content length of page " + i+1 +
            // " = "
            // + bs.size());

            /*
             * Generate the image: Notes: 1275x1650 = 8.5 x 11 @ 150dpi ???
             */
            image[i] = (BufferedImage) pdffile.getPageImage(i, GraphicsRenderingHints.SCREEN,
                    Page.BOUNDARY_CROPBOX, rotation, scale);
            Iterator writers = ImageIO.getImageWritersByFormatName("TIFF");
            if (writers == null || !writers.hasNext()) {
                throw new RuntimeException("No writers for available.");

            }
            ImageWriter myWriter = (ImageWriter) writers.next();
            myWriter.setOutput(new FileImageOutputStream(new File(tif)));
            myWriter.prepareWriteSequence(null);
            ImageTypeSpecifier imageType = ImageTypeSpecifier.createFromRenderedImage(image[i]);
            IIOMetadata imageMetadata = myWriter.getDefaultImageMetadata(imageType, null);
            imageMetadata = createImageMetadata(imageMetadata);
            myWriter.writeToSequence(new IIOImage(image[i], null, imageMetadata), null);

            myWriter.dispose();
            image[i] = null;
            myWriter = null;

            FileInputStream in = new FileInputStream(tif);
            FileChannel channel = in.getChannel();
            ByteBuffer buffer = ByteBuffer.allocate((int) channel.size());
            channel.read(buffer);
            Image imageBlank;

            imageBlank = load(buffer.array());

            BufferedImage bufferedImage = imageToBufferedImage(imageBlank);
            boolean isBlank;
            isBlank = isBlank(bufferedImage);
            // System.out.println("isblank "+ isBlank);
            boolean hasContent = false;
            File file = new File(TEMP_DIR + TEMP_EXTR_TEXT);

            try {
                FileWriter fileWriter = new FileWriter(file);

                PageText pageText = pdffile.getPageText(i);
                if (pageText != null && pageText.getPageLines() != null) {
                    fileWriter.write(pageText.toString());
                }

                // close the writer
                fileWriter.close();
                System.out.println(file.length());
                if (file.length() > 20) {
                    hasContent = true;

                }
                file.delete();

                System.out.println(TEMP_TIFF + " deleted");
            } catch (IOException e) {

                e.printStackTrace();
            }

            if (isBlank == false && hasContent == true) {

                page = writer.getImportedPage(r, i + 1);
                writer.addPage(page);

            }
            bs.close();
            in.close();
            File ft = new File(TEMP_DIR + TEMP_TIFF);
            boolean check = ft.delete();
            if (check == true) {
                System.out.println("Deleted");
            } else {
                System.out.println("Stuck");
            }
            System.gc();

        }

        document.close();
        writer.close();
        raf.close();
        r.close();
        stopTime = System.currentTimeMillis();
        logger.info("Exit boolean convert(String pdf, String tif, String destPdf) with time:    "
                + ((stopTime - startTime) / 1000));

    } catch (Exception e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

}

From source file:pdfreadersample.PdfReadersample.java

/**
 * @param args the command line arguments
 *//*from  ww w  .  j  a  va2s  . c o m*/
public static void main(String[] args) throws IOException {
    // TODO code application logic here
    String[] lstrwordlist = {};
    ArrayList<Integer> lobjlist = new ArrayList<Integer>();
    PdfReader reader = new PdfReader("C:/Users/Varnith/Desktop/TestFilewithNumbers.pdf");
    System.out.println("This PDF has " + reader.getNumberOfPages() + " pages.");
    for (int i = 0; i < reader.getNumberOfPages(); i++) {
        String page = PdfTextExtractor.getTextFromPage(reader, i + 1);
        lstrwordlist = page.trim().split("\n");
        //System.out.println("hello");
        for (int j = 0; j < lstrwordlist.length; j++) {
            lobjlist.add(Integer.valueOf(lstrwordlist[j].trim()));

        }
        //lobjlist.add(lstrwordlist[0]);
        //System.out.println("Page Content:\n\n"+page+"\n\n");
    }
    System.out.println("length of element :" + lobjlist.size());
    //System.out.println("Is this document encrypted: "+reader.isEncrypted());

}

From source file:pdftotextconverter.PDFToTextConverter.java

public static void convertPDFToText(String src, String desc) {
    try {/*ww w .j ava 2 s. c  o m*/
        FileWriter fw = new FileWriter(desc);
        BufferedWriter bw = new BufferedWriter(fw);
        PdfReader pr = new PdfReader(src);
        int pNum = pr.getNumberOfPages();
        for (int page = 1; page <= pNum; page++) {
            String text = PdfTextExtractor.getTextFromPage(pr, page);
            bw.write(text);
            bw.newLine();
        }
        bw.flush();
        bw.close();
    } catch (Exception e) {
        e.printStackTrace();
    }

}

From source file:pdfupdate.PdfUpdate.java

public void manipulatePdf(String src, String dest) throws IOException, DocumentException {
    PdfReader.unethicalreading = false;/*from  w ww .  jav  a 2 s  .  c  o m*/
    PdfReader reader = new PdfReader(src);
    PdfStamper stamper = new PdfStamper(reader, new FileOutputStream(dest));
    AcroFields form = stamper.getAcroFields();
    XfaForm xfa = form.getXfa();
    xfa.fillXfaForm(new FileInputStream(XML));
    stamper.close();
    reader.close();
}

From source file:pdfupdate.PdfUpdate.java

public void manipulatePdf2(String src, String dest) throws IOException, DocumentException {
    PdfReader reader = new PdfReader(src);
    PdfStamper stamper = new PdfStamper(reader, new FileOutputStream(dest));
    AcroFields form = stamper.getAcroFields();
    XfaForm xfa = form.getXfa();/*from w ww  . ja v a  2  s  . co m*/
    xfa.fillXfaForm(new FileInputStream(XML));
    stamper.close();
    reader.close();
}

From source file:pdfupdate.PdfUpdate.java

public void readXml(String src, String dest) throws IOException, DocumentException, TransformerException {
    PdfReader reader = new PdfReader(src);
    AcroFields form = reader.getAcroFields();
    XfaForm xfa = form.getXfa();//from   w  ww . ja  v  a2  s.co m
    Node node = xfa.getDatasetsNode();
    NodeList list = node.getChildNodes();
    for (int i = 0; i < list.getLength(); i++) {
        if ("data".equals(list.item(i).getLocalName())) {
            node = list.item(i);
            break;
        }
    }
    list = node.getChildNodes();
    for (int i = 0; i < list.getLength(); i++) {
        if ("movies".equals(list.item(i).getLocalName())) {
            node = list.item(i);
            break;
        }
    }
    Transformer tf = TransformerFactory.newInstance().newTransformer();
    tf.setOutputProperty(OutputKeys.ENCODING, "UTF-8");
    tf.setOutputProperty(OutputKeys.INDENT, "yes");
    FileOutputStream os = new FileOutputStream(dest);
    tf.transform(new DOMSource(node), new StreamResult(os));
    reader.close();
}