Example usage for com.lowagie.text.pdf PdfNameTree readTree

List of usage examples for com.lowagie.text.pdf PdfNameTree readTree

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Introduction

In this page you can find the example usage for com.lowagie.text.pdf PdfNameTree readTree.

Prototype

public static HashMap readTree(PdfDictionary dic)

Source Link

Usage

From source file:eu.europa.cedefop.europass.jtool.util.ExtractAttachments.java

License:EUPL

/**
  * Extract the attachment file/*from  w  w w  .  j  a v  a2 s  .  c o m*/
  * @throws Exception
  */
public void execute() throws Exception {
    boolean hasAttachment = false;
    try {
        PdfReader reader = new PdfReader(in);
        PdfDictionary catalog = reader.getCatalog();
        PdfDictionary names = (PdfDictionary) PdfReader.getPdfObject(catalog.get(PdfName.NAMES));
        if (names != null) {
            PdfDictionary embFiles = (PdfDictionary) PdfReader
                    .getPdfObject(names.get(new PdfName("EmbeddedFiles")));
            if (embFiles != null) {
                HashMap embMap = PdfNameTree.readTree(embFiles);
                for (Iterator i = embMap.values().iterator(); i.hasNext();) {
                    PdfDictionary filespec = (PdfDictionary) PdfReader.getPdfObject((PdfObject) i.next());
                    unpackFile(filespec);
                }
            }
        }
        for (int k = 1; k <= reader.getNumberOfPages(); ++k) {
            PdfArray annots = (PdfArray) PdfReader.getPdfObject(reader.getPageN(k).get(PdfName.ANNOTS));
            if (annots == null)
                continue;
            for (Iterator i = annots.listIterator(); i.hasNext();) {
                PdfDictionary annot = (PdfDictionary) PdfReader.getPdfObject((PdfObject) i.next());
                PdfName subType = (PdfName) PdfReader.getPdfObject(annot.get(PdfName.SUBTYPE));
                if (!PdfName.FILEATTACHMENT.equals(subType))
                    continue;
                PdfDictionary filespec = (PdfDictionary) PdfReader.getPdfObject(annot.get(PdfName.FS));
                hasAttachment = true;
                unpackFile(filespec);
            }
        }
    } catch (Exception e) {
        log.error("Error while extracting PDF attachements: " + e);
    }
    if (!hasAttachment)
        throw new Exception("PDF file does not have attachment.");
}

From source file:net.sqs2.omr.master.sqm.PDFAttachmentExtractor.java

License:Apache License

@SuppressWarnings("unchecked")
private static byte[] extractAttachmentFiles(PdfReader reader, String suffix) throws IOException {
    PdfDictionary catalog = reader.getCatalog();
    PdfDictionary names = (PdfDictionary) PdfReader.getPdfObject(catalog.get(PdfName.NAMES));
    if (names != null) {
        PdfDictionary embFiles = (PdfDictionary) PdfReader
                .getPdfObject(names.get(new PdfName("EmbeddedFiles")));
        if (embFiles != null) {
            HashMap<?, PdfObject> embMap = PdfNameTree.readTree(embFiles);
            for (Iterator<PdfObject> i = embMap.values().iterator(); i.hasNext();) {
                PdfDictionary filespec = (PdfDictionary) PdfReader.getPdfObject(i.next());
                byte[] ret = unpackFile(reader, filespec, suffix);
                if (ret != null) {
                    return ret;
                }/*www .ja  v a2 s .  co  m*/
            }
        }
    }
    for (int k = 1; k <= reader.getNumberOfPages(); ++k) {
        PdfArray annots = (PdfArray) PdfReader.getPdfObject(reader.getPageN(k).get(PdfName.ANNOTS));
        if (annots == null) {
            continue;
        }
        for (Iterator<PdfObject> i = annots.listIterator(); i.hasNext();) {
            PdfDictionary annot = (PdfDictionary) PdfReader.getPdfObject(i.next());
            PdfName subType = (PdfName) PdfReader.getPdfObject(annot.get(PdfName.SUBTYPE));
            if (!PdfName.FILEATTACHMENT.equals(subType)) {
                continue;
            }
            PdfDictionary filespec = (PdfDictionary) PdfReader.getPdfObject(annot.get(PdfName.FS));
            byte[] ret = unpackFile(reader, filespec, suffix);
            if (ret != null) {
                return ret;
            }
        }
    }
    return null;
}

From source file:net.sqs2.omr.master.sqm.PDFAttachmentToSQMTranslator.java

License:Apache License

private static byte[] extractAttachmentFiles(PdfReader reader, String suffix) throws IOException {
    PdfDictionary catalog = reader.getCatalog();
    PdfDictionary names = (PdfDictionary) PdfReader.getPdfObject(catalog.get(PdfName.NAMES));
    if (names != null) {
        PdfDictionary embFiles = (PdfDictionary) PdfReader
                .getPdfObject(names.get(new PdfName("EmbeddedFiles")));
        if (embFiles != null) {
            HashMap<?, PdfObject> embMap = PdfNameTree.readTree(embFiles);
            for (Iterator<PdfObject> i = embMap.values().iterator(); i.hasNext();) {
                PdfDictionary filespec = (PdfDictionary) PdfReader.getPdfObject(i.next());
                byte[] ret = unpackFile(reader, filespec, suffix);
                if (ret != null) {
                    return ret;
                }/*from   w  ww  . ja va 2s .c o m*/
            }
        }
    }
    for (int k = 1; k <= reader.getNumberOfPages(); ++k) {
        PdfArray annots = (PdfArray) PdfReader.getPdfObject(reader.getPageN(k).get(PdfName.ANNOTS));
        if (annots == null) {
            continue;
        }
        for (Iterator<PdfObject> i = annots.listIterator(); i.hasNext();) {
            PdfDictionary annot = (PdfDictionary) PdfReader.getPdfObject(i.next());
            PdfName subType = (PdfName) PdfReader.getPdfObject(annot.get(PdfName.SUBTYPE));
            if (!PdfName.FILEATTACHMENT.equals(subType)) {
                continue;
            }
            PdfDictionary filespec = (PdfDictionary) PdfReader.getPdfObject(annot.get(PdfName.FS));
            byte[] ret = unpackFile(reader, filespec, suffix);
            if (ret != null) {
                return ret;
            }
        }
    }
    return null;
}

From source file:org.kuali.coeus.propdev.impl.budget.subaward.PropDevPropDevBudgetSubAwardServiceImpl.java

License:Open Source License

/**
 * extracts attachments from PDF File/*from  w w w.  j a v a2 s.  c  om*/
 */

@SuppressWarnings("unchecked")
protected Map extractAttachments(PdfReader reader) throws IOException {
    Map fileMap = new HashMap();
    PdfDictionary catalog = reader.getCatalog();
    PdfDictionary names = (PdfDictionary) PdfReader.getPdfObject(catalog.get(PdfName.NAMES));
    if (names != null) {
        PdfDictionary embFiles = (PdfDictionary) PdfReader
                .getPdfObject(names.get(new PdfName("EmbeddedFiles")));
        if (embFiles != null) {
            HashMap embMap = PdfNameTree.readTree(embFiles);
            for (Iterator i = embMap.values().iterator(); i.hasNext();) {
                PdfDictionary filespec = (PdfDictionary) PdfReader.getPdfObject((PdfObject) i.next());
                Object fileInfo[] = unpackFile(reader, filespec);
                if (fileMap.containsKey(fileInfo[0])) {
                    throw new RuntimeException(DUPLICATE_FILE_NAMES);
                }
                fileMap.put(fileInfo[0], fileInfo[1]);
            }
        }
    }
    for (int k = 1; k <= reader.getNumberOfPages(); ++k) {
        PdfArray annots = (PdfArray) PdfReader.getPdfObject(reader.getPageN(k).get(PdfName.ANNOTS));
        if (annots == null) {
            continue;
        }
        for (Iterator i = annots.getArrayList().listIterator(); i.hasNext();) {
            PdfDictionary annot = (PdfDictionary) PdfReader.getPdfObject((PdfObject) i.next());
            PdfName subType = (PdfName) PdfReader.getPdfObject(annot.get(PdfName.SUBTYPE));
            if (!PdfName.FILEATTACHMENT.equals(subType)) {
                continue;
            }
            PdfDictionary filespec = (PdfDictionary) PdfReader.getPdfObject(annot.get(PdfName.FS));
            Object fileInfo[] = unpackFile(reader, filespec);
            if (fileMap.containsKey(fileInfo[0])) {
                throw new RuntimeException(DUPLICATE_FILE_NAMES);
            }

            fileMap.put(fileInfo[0], fileInfo[1]);
        }
    }

    return fileMap;
}

From source file:org.kuali.coeus.propdev.impl.s2s.S2sUserAttachedFormServiceImpl.java

License:Open Source License

private Map extractAttachments(PdfReader reader) throws IOException {
    Map fileMap = new HashMap();

    PdfDictionary catalog = reader.getCatalog();
    PdfDictionary names = (PdfDictionary) PdfReader.getPdfObject(catalog.get(PdfName.NAMES));
    if (names != null) {
        PdfDictionary embFiles = (PdfDictionary) PdfReader
                .getPdfObject(names.get(new PdfName("EmbeddedFiles")));
        if (embFiles != null) {
            HashMap embMap = PdfNameTree.readTree(embFiles);

            for (Iterator i = embMap.values().iterator(); i.hasNext();) {
                PdfDictionary filespec = (PdfDictionary) PdfReader.getPdfObject((PdfObject) i.next());
                Object[] fileInfo = unpackFile(filespec);
                if (!fileMap.containsKey(fileInfo[0])) {
                    fileMap.put(fileInfo[0], fileInfo[1]);
                }/*from   w  ww.  java2 s . c  o  m*/
            }
        }
    }
    for (int k = 1; k <= reader.getNumberOfPages(); ++k) {
        PdfArray annots = (PdfArray) PdfReader.getPdfObject(reader.getPageN(k).get(PdfName.ANNOTS));
        if (annots == null)
            continue;
        for (Iterator i = annots.listIterator(); i.hasNext();) {
            PdfDictionary annot = (PdfDictionary) PdfReader.getPdfObject((PdfObject) i.next());
            PdfName subType = (PdfName) PdfReader.getPdfObject(annot.get(PdfName.SUBTYPE));
            if (!PdfName.FILEATTACHMENT.equals(subType))
                continue;
            PdfDictionary filespec = (PdfDictionary) PdfReader.getPdfObject(annot.get(PdfName.FS));
            Object[] fileInfo = unpackFile(filespec);
            if (fileMap.containsKey(fileInfo[0])) {
                throw new RuntimeException(DUPLICATE_FILE_NAMES);
            }
            fileMap.put(fileInfo[0], fileInfo[1]);
        }
    }

    return fileMap;
}

From source file:org.kuali.kra.s2s.service.impl.S2SUserAttachedFormServiceImpl.java

License:Educational Community License

private Map extractAttachments(PdfReader reader) throws IOException {
    Map fileMap = new HashMap();

    PdfDictionary catalog = reader.getCatalog();
    PdfDictionary names = (PdfDictionary) PdfReader.getPdfObject(catalog.get(PdfName.NAMES));
    if (names != null) {
        PdfDictionary embFiles = (PdfDictionary) PdfReader
                .getPdfObject(names.get(new PdfName("EmbeddedFiles")));
        if (embFiles != null) {
            HashMap embMap = PdfNameTree.readTree(embFiles);

            for (Iterator i = embMap.values().iterator(); i.hasNext();) {
                PdfDictionary filespec = (PdfDictionary) PdfReader.getPdfObject((PdfObject) i.next());
                Object[] fileInfo = unpackFile(reader, filespec);
                if (!fileMap.containsKey(fileInfo[0])) {
                    fileMap.put(fileInfo[0], fileInfo[1]);
                }/*  w  w  w.ja  v a  2  s  .c o  m*/
            }
        }
    }
    for (int k = 1; k <= reader.getNumberOfPages(); ++k) {
        PdfArray annots = (PdfArray) PdfReader.getPdfObject(reader.getPageN(k).get(PdfName.ANNOTS));
        if (annots == null)
            continue;
        for (Iterator i = annots.listIterator(); i.hasNext();) {
            PdfDictionary annot = (PdfDictionary) PdfReader.getPdfObject((PdfObject) i.next());
            PdfName subType = (PdfName) PdfReader.getPdfObject(annot.get(PdfName.SUBTYPE));
            if (!PdfName.FILEATTACHMENT.equals(subType))
                continue;
            PdfDictionary filespec = (PdfDictionary) PdfReader.getPdfObject(annot.get(PdfName.FS));
            Object[] fileInfo = unpackFile(reader, filespec);
            if (fileMap.containsKey(fileInfo[0])) {
                throw new RuntimeException(DUPLICATE_FILE_NAMES);
            }
            fileMap.put(fileInfo[0], fileInfo[1]);
        }
    }

    return fileMap;
}

From source file:org.pdfsam.console.business.pdf.handlers.UnpackCmdExecutor.java

License:Open Source License

public void execute(AbstractParsedCommand parsedCommand) throws ConsoleException {
    if ((parsedCommand != null) && (parsedCommand instanceof UnpackParsedCommand)) {

        UnpackParsedCommand inputCommand = (UnpackParsedCommand) parsedCommand;
        try {/*from   ww  w . jav  a  2 s .c o  m*/
            PdfFile[] fileList = arraysConcat(inputCommand.getInputFileList(),
                    getPdfFiles(inputCommand.getInputDirectory()));
            //check if empty
            if (fileList == null || !(fileList.length > 0)) {
                throw new UnpackException(UnpackException.CMD_NO_INPUT_FILE);
            }

            for (int i = 0; i < fileList.length; i++) {
                int unpackedFiles = 0;
                try {
                    pdfReader = PdfUtility.readerFor(fileList[i]);
                    pdfReader.removeUnusedObjects();
                    pdfReader.consolidateNamedDestinations();

                    PdfDictionary catalog = pdfReader.getCatalog();
                    PdfDictionary names = (PdfDictionary) PdfReader.getPdfObject(catalog.get(PdfName.NAMES));
                    if (names != null) {
                        PdfDictionary embFiles = (PdfDictionary) PdfReader
                                .getPdfObject(names.get(new PdfName("EmbeddedFiles")));
                        if (embFiles != null) {
                            HashMap embMap = PdfNameTree.readTree(embFiles);
                            for (Iterator iter = embMap.values().iterator(); iter.hasNext();) {
                                PdfDictionary filespec = (PdfDictionary) PdfReader
                                        .getPdfObject((PdfObject) iter.next());
                                unpackedFiles += unpackFile(filespec, inputCommand.getOutputFile(),
                                        inputCommand.isOverwrite());
                            }
                        }
                    }
                    for (int k = 1; k <= pdfReader.getNumberOfPages(); ++k) {
                        PdfArray annots = (PdfArray) PdfReader
                                .getPdfObject(pdfReader.getPageN(k).get(PdfName.ANNOTS));
                        if (annots != null) {
                            for (Iterator iter = annots.listIterator(); iter.hasNext();) {
                                PdfDictionary annot = (PdfDictionary) PdfReader
                                        .getPdfObject((PdfObject) iter.next());
                                PdfName subType = (PdfName) PdfReader.getPdfObject(annot.get(PdfName.SUBTYPE));
                                if (PdfName.FILEATTACHMENT.equals(subType)) {
                                    PdfDictionary filespec = (PdfDictionary) PdfReader
                                            .getPdfObject(annot.get(PdfName.FS));
                                    unpackedFiles += unpackFile(filespec, inputCommand.getOutputFile(),
                                            inputCommand.isOverwrite());
                                }
                            }
                        }
                    }
                    pdfReader.close();
                    if (unpackedFiles > 0) {
                        LOG.info("File " + fileList[i].getFile().getName() + " unpacked, found " + unpackedFiles
                                + " attachments.");
                    } else {
                        LOG.info("No attachments in " + fileList[i].getFile().getName() + ".");
                    }
                    setPercentageOfWorkDone(((i + 1) * WorkDoneDataModel.MAX_PERGENTAGE) / fileList.length);
                } catch (Exception e) {
                    LOG.error("Error unpacking file " + fileList[i].getFile().getName(), e);
                }
            }
        } catch (Exception e) {
            throw new UnpackException(e);
        } finally {
            setWorkCompleted();
        }
    } else {
        throw new ConsoleException(ConsoleException.ERR_BAD_COMMAND);
    }
}

From source file:org.sejda.impl.itext.component.PdfUnpacker.java

License:Apache License

private Set<PdfDictionary> getEmbeddedFilesDictionaries(PdfReader reader) {
    Set<PdfDictionary> retSet = new NullSafeSet<PdfDictionary>();
    PdfDictionary catalog = reader.getCatalog();
    PdfDictionary names = (PdfDictionary) PdfReader.getPdfObject(catalog.get(PdfName.NAMES));
    if (names != null) {
        PdfDictionary embFiles = (PdfDictionary) PdfReader.getPdfObject(names.get(PdfName.EMBEDDEDFILES));
        if (embFiles != null) {
            @SuppressWarnings("unchecked")
            HashMap<String, PdfObject> embMap = PdfNameTree.readTree(embFiles);
            for (PdfObject value : embMap.values()) {
                retSet.add((PdfDictionary) PdfReader.getPdfObject(value));
            }//from  ww  w . j a  va2  s.c  o m
        }
    }
    return retSet;
}