Example usage for com.lowagie.text.pdf PdfReader close

List of usage examples for com.lowagie.text.pdf PdfReader close

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Introduction

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

Prototype

public void close()

Source Link

Document

Closes the reader

Usage

From source file:net.laubenberger.wichtel.helper.HelperPdf.java

License:Open Source License

/**
 * Modifies the meta data of given PDF and stores it in a new {@link File}.
 * <strong>Meta data example:"</strong> metadata.put("Title", "Example");
 * metadata.put("Author", "Stefan Laubenberger"); metadata.put("Subject",
 * "Example PDF meta data"); metadata.put("Keywords", "Example, PDF");
 * metadata.put("Creator", "http://www.laubenberger.net/");
 * metadata.put("Producer", "Silvan Spross");
 * /* w w  w.j ava2 s.c  o m*/
 * @param source
 *           {@link File}
 * @param dest
 *           {@link File} for the modified PDF
 * @param metadata
 *           list with the new meta data informations
 * @throws DocumentException
 * @throws IOException
 * @since 0.0.1
 */
@SuppressWarnings("unchecked")
public static void setMetaData(final File source, final File dest, final Map<String, String> metadata)
        throws IOException, DocumentException { // $JUnit$
    if (log.isDebugEnabled())
        log.debug(HelperLog.methodStart(source, dest, metadata));
    if (null == source) {
        throw new RuntimeExceptionIsNull("source"); //$NON-NLS-1$
    }
    if (null == dest) {
        throw new RuntimeExceptionIsNull("dest"); //$NON-NLS-1$
    }
    if (HelperObject.isEquals(source, dest)) {
        throw new RuntimeExceptionIsEquals("source", "dest"); //$NON-NLS-1$ //$NON-NLS-2$
    }
    if (null == metadata) {
        throw new RuntimeExceptionIsNull("metadata"); //$NON-NLS-1$
    }

    try (FileOutputStream fos = new FileOutputStream(dest)) {
        final PdfReader reader = new PdfReader(source.getAbsolutePath());
        final PdfStamper stamper = new PdfStamper(reader, fos);

        final HashMap<String, String> info = reader.getInfo();
        info.putAll(metadata);

        stamper.setMoreInfo(info);

        stamper.close();
        reader.close();
    }
    if (log.isDebugEnabled())
        log.debug(HelperLog.methodExit());
}

From source file:net.laubenberger.wichtel.helper.HelperPdf.java

License:Open Source License

/**
 * Encrypt a PDF with a given user and password.
 * /*from   w  w w.j a  v  a 2s .  c  o  m*/
 * @param source
 *           {@link File}
 * @param dest
 *           {@link File} for the encrypted PDF
 * @param user
 *           of the dest {@link File}
 * @param password
 *           of the dest {@link File}
 * @throws DocumentException
 * @throws IOException
 * @since 0.0.1
 */
public static void encrypt(final File source, final File dest, final byte[] user, final byte... password)
        throws IOException, DocumentException { // $JUnit$
    if (log.isDebugEnabled())
        log.debug(HelperLog.methodStart(source, dest, user, password));
    if (null == source) {
        throw new RuntimeExceptionIsNull("source"); //$NON-NLS-1$
    }
    if (null == dest) {
        throw new RuntimeExceptionIsNull("dest"); //$NON-NLS-1$
    }
    if (HelperObject.isEquals(source, dest)) {
        throw new RuntimeExceptionIsEquals("source", "dest"); //$NON-NLS-1$ //$NON-NLS-2$
    }
    if (null == user) {
        throw new RuntimeExceptionIsNull("user"); //$NON-NLS-1$
    }
    if (!HelperArray.isValid(user)) {
        throw new RuntimeExceptionIsEmpty("user"); //$NON-NLS-1$
    }
    if (null == password) {
        throw new RuntimeExceptionIsNull("password"); //$NON-NLS-1$
    }
    if (!HelperArray.isValid(password)) {
        throw new RuntimeExceptionIsEmpty("password"); //$NON-NLS-1$
    }

    PdfReader reader = null;

    try (OutputStream os = new FileOutputStream(dest)) {
        reader = new PdfReader(source.getAbsolutePath());

        PdfEncryptor.encrypt(reader, os, user, password,
                PdfWriter.ALLOW_ASSEMBLY | PdfWriter.ALLOW_COPY | PdfWriter.ALLOW_DEGRADED_PRINTING
                        | PdfWriter.ALLOW_FILL_IN | PdfWriter.ALLOW_MODIFY_ANNOTATIONS
                        | PdfWriter.ALLOW_MODIFY_CONTENTS | PdfWriter.ALLOW_PRINTING
                        | PdfWriter.ALLOW_SCREENREADERS,
                true);
    } finally {
        if (null != reader) {
            reader.close();
        }
    }
    if (log.isDebugEnabled())
        log.debug(HelperLog.methodExit());
}

From source file:net.laubenberger.wichtel.helper.HelperPdf.java

License:Open Source License

/**
 * Adds a all restrictions to a PDF with a given password.
 * //from   ww w .  ja  va 2s .  c  om
 * @param source
 *           {@link File}
 * @param dest
 *           {@link File} for the locked PDF
 * @param password
 *           of the dest {@link File}
 * @throws DocumentException
 * @throws IOException
 * @since 0.0.1
 */
public static void lock(final File source, final File dest, final byte... password)
        throws IOException, DocumentException { // $JUnit$
    if (log.isDebugEnabled())
        log.debug(HelperLog.methodStart(source, dest, password));
    if (null == source) {
        throw new RuntimeExceptionIsNull("source"); //$NON-NLS-1$
    }
    if (null == dest) {
        throw new RuntimeExceptionIsNull("dest"); //$NON-NLS-1$
    }
    if (HelperObject.isEquals(source, dest)) {
        throw new RuntimeExceptionIsEquals("source", "dest"); //$NON-NLS-1$ //$NON-NLS-2$
    }
    if (null == password) {
        throw new RuntimeExceptionIsNull("password"); //$NON-NLS-1$
    }
    if (!HelperArray.isValid(password)) {
        throw new RuntimeExceptionIsEmpty("password"); //$NON-NLS-1$
    }

    PdfReader reader = null;

    try (OutputStream os = new FileOutputStream(dest)) {
        reader = new PdfReader(source.getAbsolutePath());

        PdfEncryptor.encrypt(reader, os, null, password, 0, true);
    } finally {
        if (null != reader) {
            reader.close();
        }
    }
    if (log.isDebugEnabled())
        log.debug(HelperLog.methodExit());
}

From source file:net.laubenberger.wichtel.helper.HelperPdf.java

License:Open Source License

/**
 * Removes all restrictions from a PDF with a given password.
 * /* w w w .j  a  v  a 2  s.c o m*/
 * @param source
 *           {@link File}
 * @param dest
 *           {@link File} for the unlocked PDF
 * @param password
 *           of the source {@link File}
 * @throws DocumentException
 * @throws IOException
 * @since 0.0.1
 */
public static void unlock(final File source, final File dest, final byte... password)
        throws IOException, DocumentException { // $JUnit$
    if (log.isDebugEnabled())
        log.debug(HelperLog.methodStart(source, dest, password));
    if (null == source) {
        throw new RuntimeExceptionIsNull("source"); //$NON-NLS-1$
    }
    if (null == dest) {
        throw new RuntimeExceptionIsNull("dest"); //$NON-NLS-1$
    }
    if (HelperObject.isEquals(source, dest)) {
        throw new RuntimeExceptionIsEquals("source", "dest"); //$NON-NLS-1$ //$NON-NLS-2$
    }
    if (null == password) {
        throw new RuntimeExceptionIsNull("password"); //$NON-NLS-1$
    }
    if (!HelperArray.isValid(password)) {
        throw new RuntimeExceptionIsEmpty("password"); //$NON-NLS-1$
    }

    PdfReader reader = null;

    try (OutputStream os = new FileOutputStream(dest)) {
        reader = new PdfReader(source.getAbsolutePath(), password);

        PdfEncryptor.encrypt(reader, os, null, null,
                PdfWriter.ALLOW_ASSEMBLY | PdfWriter.ALLOW_COPY | PdfWriter.ALLOW_DEGRADED_PRINTING
                        | PdfWriter.ALLOW_FILL_IN | PdfWriter.ALLOW_MODIFY_ANNOTATIONS
                        | PdfWriter.ALLOW_MODIFY_CONTENTS | PdfWriter.ALLOW_PRINTING
                        | PdfWriter.ALLOW_SCREENREADERS,
                true);
    } finally {
        if (null != reader) {
            reader.close();
        }
    }
    if (log.isDebugEnabled())
        log.debug(HelperLog.methodExit());
}

From source file:net.mitnet.tools.pdf.book.publisher.BookPublisher.java

License:Open Source License

/**
 * Returns the number of pages in a PDF file.
 * /*from  ww  w .  j a v  a2s  .  c om*/
 * @param pdfFileName
 * @return
 * @throws IOException
 * 
 * @see http://stackoverflow.com/questions/6026971/page-count-of-pdf-with-java
 */
private int countPdfPages(String filename) throws IOException {
    PdfReader reader = new PdfReader(filename);
    int pageCount = reader.getNumberOfPages();
    reader.close();
    return pageCount;
}

From source file:net.sf.jsignpdf.PdfExtraInfo.java

License:Mozilla Public License

/**
 * Returns number of pages in PDF document. If error occures (file not found
 * or sth. similar) -1 is returned.//from www. j  a v  a 2s  .c  o  m
 * 
 * @return number of pages (or -1 if error occures)
 */
public int getNumberOfPages() {
    int tmpResult = 0;
    PdfReader reader = null;
    try {
        try {
            reader = new PdfReader(options.getInFile(), options.getPdfOwnerPwdStrX().getBytes());
        } catch (Exception e) {
            try {
                reader = new PdfReader(options.getInFile(), new byte[0]);
            } catch (Exception e2) {
                // try to read without password
                reader = new PdfReader(options.getInFile());
            }
        }
        tmpResult = reader.getNumberOfPages();
    } catch (Exception e) {
        tmpResult = -1;
    } finally {
        if (reader != null) {
            try {
                reader.close();
            } catch (Exception e) {
            }
        }
    }

    return tmpResult;
}

From source file:net.sf.jsignpdf.PdfExtraInfo.java

License:Mozilla Public License

/**
 * Returns page info./*from  ww w  . j  av  a 2 s  .c  o m*/
 * 
 * @param aPage
 *            number of page for which size should be returned
 * @return FloatPoint or null
 */
public PageInfo getPageInfo(int aPage) {
    PageInfo tmpResult = null;
    PdfReader reader = null;
    try {
        reader = PdfUtils.getPdfReader(options.getInFile(), options.getPdfOwnerPwdStrX().getBytes());
        final Rectangle tmpRect = reader.getPageSizeWithRotation(aPage);
        if (tmpRect != null) {
            tmpResult = new PageInfo(tmpRect.getRight(), tmpRect.getTop());
        }
    } catch (Exception e) {
        // nothing to do
    } finally {
        if (reader != null) {
            try {
                reader.close();
            } catch (Exception e) {
            }
        }
    }

    return tmpResult;
}

From source file:net.sf.jsignpdf.preview.Pdf2Image.java

License:Mozilla Public License

/**
 * Returns image (or null if failed) generated from given page in PDF using
 * JPedal LGPL./*from  w ww.ja va  2 s  . c  om*/
 * 
 * @param aPage
 *            page in PDF (1 based)
 * @return image or null
 */
public BufferedImage getImageUsingJPedal(final int aPage) {
    BufferedImage tmpResult = null;
    PdfReader reader = null;
    PdfDecoder pdfDecoder = null;
    try {

        reader = PdfUtils.getPdfReader(options.getInFile(), options.getPdfOwnerPwdStrX().getBytes());
        if (JPEDAL_MAX_IMAGE_RENDER_SIZE > reader.getPageSize(aPage).getWidth()
                * reader.getPageSize(aPage).getHeight()) {
            pdfDecoder = new PdfDecoder();
            try {
                pdfDecoder.openPdfFile(options.getInFile(), options.getPdfOwnerPwdStrX());
            } catch (PdfException e) {
                try {
                    // try to read PDF with empty password
                    pdfDecoder.openPdfFile(options.getInFile(), "");
                } catch (PdfException e1) {
                    // try to read PDF without password
                    pdfDecoder.openPdfFile(options.getInFile());
                }
            }
            tmpResult = pdfDecoder.getPageAsImage(aPage);
        }
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (reader != null) {
            reader.close();
        }
        if (pdfDecoder != null) {
            pdfDecoder.closePdfFile();
        }
    }
    return tmpResult;
}

From source file:net.sourceforge.fenixedu.util.report.ReportsUtils.java

License:Open Source License

static public byte[] stampPdfAt(byte[] originalPdf, byte[] toStampPdf, int positionX, int positionY) {
    try {/* w  w w .j a v  a  2  s . com*/
        PdfReader originalPdfReader = new PdfReader(originalPdf);
        PdfReader toStampPdfReader = new PdfReader(toStampPdf);
        ByteArrayOutputStream stream = new ByteArrayOutputStream();
        PdfStamper stamper = new PdfStamper(originalPdfReader, stream);

        PdfImportedPage importedPage = stamper.getImportedPage(toStampPdfReader, 1);

        PdfContentByte overContent = stamper.getOverContent(1);

        Rectangle pageSizeWithRotation = originalPdfReader.getPageSizeWithRotation(1);
        Rectangle pageSizeWithRotationStamper = toStampPdfReader.getPageSizeWithRotation(1);

        logger.info(
                String.format("[ %s, %s]", pageSizeWithRotation.getWidth(), pageSizeWithRotation.getHeight()));
        logger.info(String.format("[ %s, %s]", pageSizeWithRotationStamper.getWidth(),
                pageSizeWithRotationStamper.getHeight()));

        Image image = Image.getInstance(importedPage);

        overContent.addImage(image, image.getWidth(), 0f, 0f, image.getHeight(), positionX, positionY);

        stamper.close();

        originalPdfReader.close();
        toStampPdfReader.close();

        return stream.toByteArray();
    } catch (Exception e) {
        logger.error(e.getMessage(), e);
        throw new RuntimeException(e);
    }
}

From source file:net.sqs2.omr.master.pdfbookmark.PDFtoBookmarkTranslator.java

License:Apache License

@Override
public void execute(InputStream sourceInputStream, String systemId, OutputStream bookmarkOutputStream,
        URIResolver uriResolver) throws InvalidPageMasterException {
    try {/*  w w  w  .j  av  a  2  s  . c o m*/
        PdfReader reader = new PdfReader(sourceInputStream);
        this.numPages = reader.getNumberOfPages();
        SimpleBookmark.exportToXML(SimpleBookmark.getBookmark(reader), bookmarkOutputStream, "UTF-8", false);
        reader.close();
    } catch (IOException ex) {
        throw new InvalidPageMasterException();
    } finally {
    }
}