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

Introduction

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

Prototype

public static PDDocument load(byte[] input) throws IOException

Source Link

Document

Parses a PDF.

Usage

From source file:de.micromata.genome.gwiki.plugin.pdftextextractor_1_0.PdfTextExtractor.java

License:Apache License

public String extractText(String fileName, InputStream data) {
    try {/*from   w  w  w  .j  a  va  2 s.co  m*/
        PDDocument doc = PDDocument.load(data);
        PDFTextStripper st = new PDFTextStripper("UTF-8");
        StringWriter sout = new StringWriter();
        st.writeText(doc, sout);
        doc.close();
        return sout.getBuffer().toString();
    } catch (IOException ex) {
        throw new RuntimeIOException(ex);
    }
}

From source file:de.mirkosertic.desktopsearch.pdfpreview.PDFPreviewGenerator.java

License:Open Source License

@Override
public synchronized Preview createPreviewFor(File aFile) {
    PDDocument theDocument = null;/*  w  w  w  .  j  a  va2s  .  c  om*/
    try {
        theDocument = PDDocument.load(aFile);
        List<?> thePages = theDocument.getDocumentCatalog().getAllPages();
        if (thePages.isEmpty()) {
            return null;
        }
        PDPage theFirstPage = (PDPage) thePages.get(0);

        PDRectangle mBox = theFirstPage.findMediaBox();
        float theWidthPt = mBox.getWidth();
        float theHeightPt = mBox.getHeight();
        int theWidthPx = THUMB_WIDTH; // Math.round(widthPt * scaling);
        int theHeightPx = THUMB_HEIGHT; // Math.round(heightPt * scaling);
        float theScaling = THUMB_WIDTH / theWidthPt; // resolution / 72.0F;

        Dimension thePageDimension = new Dimension((int) theWidthPt, (int) theHeightPt);
        BufferedImage theImage = new BufferedImage(theWidthPx, theHeightPx, BufferedImage.TYPE_INT_RGB);
        Graphics2D theGraphics = (Graphics2D) theImage.getGraphics();
        theGraphics.setBackground(new Color(255, 255, 255, 0));

        theGraphics.clearRect(0, 0, theImage.getWidth(), theImage.getHeight());
        theGraphics.scale(theScaling, theScaling);
        PageDrawer theDrawer = new PageDrawer();
        theDrawer.drawPage(theGraphics, theFirstPage, thePageDimension);
        int rotation = theFirstPage.findRotation();
        if ((rotation == 90) || (rotation == 270)) {
            int w = theImage.getWidth();
            int h = theImage.getHeight();
            BufferedImage rotatedImg = new BufferedImage(w, h, theImage.getType());
            Graphics2D g = rotatedImg.createGraphics();
            g.rotate(Math.toRadians(rotation), w / 2, h / 2);
            g.drawImage(theImage, null, 0, 0);
        }
        theGraphics.dispose();
        return new Preview(ImageUtils.rescale(theImage, THUMB_WIDTH, THUMB_HEIGHT,
                ImageUtils.RescaleMethod.RESIZE_FIT_ONE_DIMENSION));
    } catch (Exception e) {
        LOGGER.error("Error creating preview for " + aFile, e);
        return null;
    } finally {
        try {
            // Always close the document
            theDocument.close();
        } catch (Exception e) {
        }
    }
}

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

License:Apache License

public boolean openDocument(String fullPDFFilePath) throws IOException, Exception {
    boolean returnCode = false;

    if (fullPDFFilePath == null) {
        throw new Exception("There is no full path to a file given.");
    } // end if/*from   w ww .  j av  a  2s .c  o  m*/

    File pdfFile = new File(fullPDFFilePath);
    if (pdfFile.isFile() && pdfFile.canRead()) {
        this.fullPDFFilePath = pdfFile.getAbsolutePath();
        this.fullPDFDirectoryPath = pdfFile.getPath();

        logger.debug("FilePath.....: " + this.fullPDFFilePath);
        logger.debug("DirectoryPath: " + this.fullPDFDirectoryPath);

        // Open the PDF file
        pdfDocument = PDDocument.load(pdfFile.getAbsolutePath());

        logger.debug("PDF contains pages: " + pdfDocument.getNumberOfPages());

        // Remove reference to the file object as it is no longer needed (cleanup)
        pdfFile = null;

        returnCode = true;
    } else {
        throw new Exception("The given PDF file is not a file or not readable (check permissions).");
    } // end if..else
    return returnCode;
}

From source file:de.oio.jpdfunit.document.pdflibimpl.PdfBoxAnalyser.java

License:Open Source License

/**
 * This constructor uses a String parameter to instanciate the PDDocument.
 *
 * @param file//ww  w .java2 s  . c om
 *        The path and the file as String. I.e. "/home/bbratkus/test.pdf".
 * @throws IOException
 */
public PdfBoxAnalyser(final String file) throws IOException {
    if ((file.equals("") || (file == null))) //$NON-NLS-1$
    {
        throw new IllegalArgumentException(PARAMETER);
    }
    try {
        pdDocument = PDDocument.load(file);
    } catch (final IOException ioe) {
        throw new IllegalArgumentException(NODOCINIT);
    }
    setContentAsStringBuffer();
    getDocumentFonts();
}

From source file:de.oio.jpdfunit.document.pdflibimpl.PdfBoxAnalyser.java

License:Open Source License

/**
 * This constructor uses a InputStream as parameter to instanciate the
 * PDDocument.//from  w  ww  .  java2 s . co m
 *
 * @param pdfFileStream
 *        The Stream which the pdf file is within.
 * @throws IOException
 */
public PdfBoxAnalyser(final InputStream pdfStream) throws IOException {
    if (pdfStream == null) {
        throw new IllegalArgumentException(PARAMETER);
    }
    try {
        pdDocument = PDDocument.load(pdfStream);
    } catch (final IOException ioe) {
        throw new IllegalArgumentException(NODOCINIT);
    }
    setContentAsStringBuffer();
    getDocumentFonts();
}

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

/**
 * merge the pdfs/*from  w ww .j  a  va  2 s.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();
    }
}

From source file:de.redsix.pdfcompare.PdfComparator.java

License:Apache License

private void addSingleDocumentToResult(InputStream expectedPdfIS, int markerColor) throws IOException {
    try (PDDocument expectedDocument = PDDocument.load(expectedPdfIS)) {
        PDFRenderer expectedPdfRenderer = new PDFRenderer(expectedDocument);
        addExtraPages(expectedDocument, expectedPdfRenderer, 0, markerColor, true);
    }/* www  .j  av a 2s.  c o  m*/
}

From source file:de.tudarmstadt.ukp.dkpro.core.io.pdf.Pdf2CasConverter.java

License:Apache License

public void writeText(final CAS aCas, final InputStream aIs) throws IOException {
    final PDDocument doc = PDDocument.load(aIs);

    try {/*www.j ava 2s. c om*/
        if (doc.isEncrypted()) {
            throw new IOException("Encrypted documents currently not supported");
        }

        cas = aCas;
        text = new StringBuilder();

        writeText(doc);
    } finally {
        doc.close();
    }
}

From source file:de.uni_koeln.ub.drc.reader.PdfContentExtractor.java

License:Open Source License

/**
 * @param pdfName//from  ww  w  . j  a va 2s.c o m
 *            The full path to the PDF file to extract content from
 * @return The PageInfo object for the PDF
 */
public static PageInfo extractContentFromPdf(String pdfName) {
    try {
        location = pdfName;
        PDDocument document = PDDocument.load(new File(pdfName));
        PdfContentExtractor x = initExtractor(document);
        PageInfo result = x.toPageInfo();
        document.close();
        return result;
    } catch (IOException e) {
        e.printStackTrace();
    }
    return null;
}

From source file:de.uni_siegen.wineme.come_in.thumbnailer.thumbnailers.PDFBoxThumbnailer.java

License:Open Source License

@Override
public void generateThumbnail(final File input, final File output) throws IOException, ThumbnailerException {

    FileUtils.deleteQuietly(output);//from w ww . j  a v  a2  s .c  o m

    PDDocument document = null;
    try {
        try {
            document = PDDocument.load(input);
        } catch (final IOException e) {
            throw new ThumbnailerException("Could not load PDF File", e);
        }

        final List<?> pages = document.getDocumentCatalog().getAllPages();
        final PDPage page = (PDPage) pages.get(0);
        final BufferedImage tmpImage = this.writeImageForPage(document, page, BufferedImage.TYPE_INT_RGB);

        if (tmpImage.getWidth() == this.thumbWidth) {
            ImageIO.write(tmpImage, PDFBoxThumbnailer.OUTPUT_FORMAT, output);
        } else {
            final ResizeImage resizer = new ResizeImage(this.thumbWidth, this.thumbHeight);
            resizer.resizeMethod = ResizeImage.NO_RESIZE_ONLY_CROP;
            resizer.setInputImage(tmpImage);
            resizer.writeOutput(output);
        }
    }

    finally {
        if (document != null) {
            try {
                document.close();
            } catch (final IOException e) {
            }
        }
    }
}