Example usage for com.itextpdf.text.pdf PdfName EMBEDDEDFILES

Introduction

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

Prototype

PdfName EMBEDDEDFILES

To view the source code for com.itextpdf.text.pdf PdfName EMBEDDEDFILES.

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Document

A name

Usage

From source file:de.rub.dez6a3.jpdfsigner.control.JPodPDFViewer.java

License:Open Source License

@Override
public ArrayList getAttachments() throws IOException {
    ArrayList files = new ArrayList();
    PdfReader reader = new PdfReader(conf.getPDFFile());
    PdfDictionary root = reader.getCatalog();
    PdfDictionary documentnames = root.getAsDict(PdfName.NAMES);
    PdfDictionary embeddedfiles = documentnames.getAsDict(PdfName.EMBEDDEDFILES);
    PdfArray filespecs = embeddedfiles.getAsArray(PdfName.NAMES);
    PdfDictionary filespec;//w w w . j  a v  a  2s  .com
    PdfDictionary refs;
    for (int i = 0; i < filespecs.size();) {
        filespecs.getAsName(i++);
        filespec = filespecs.getAsDict(i++);
        refs = filespec.getAsDict(PdfName.EF);
        Iterator it = refs.getKeys().iterator();
        while (it.hasNext()) {
            PdfName key = (PdfName) it.next();
            if (key.toString().equals("/F")) {

                String filename = "-";
                String desc = "-";
                int size = -1;
                String moddate = "-";
                String compsize = "-";
                PdfObject pdfobj = null;

                try {
                    filename = filespec.getAsString(key).toString();
                } catch (Exception e) {
                    log.warn("Cannot load attachment-name - " + e.getMessage());
                }
                try {
                    desc = filespec.getAsString(PdfName.DESC).toString();
                } catch (Exception e) {
                    log.warn("Cannot load attachment-description - " + e.getMessage());
                }
                byte[] attBytes = null;
                try {
                    PRStream stream = (PRStream) PdfReader.getPdfObject(refs.getAsIndirectObject(key));
                    attBytes = PdfReader.getStreamBytes(stream);
                    size = attBytes.length;
                } catch (Exception e) {
                    log.warn("Cannot load attachment-size - " + e.getMessage());
                }
                try {
                    pdfobj = PdfReader.getPdfObject(refs.getAsIndirectObject(key));
                } catch (Exception e) {
                    log.warn("Cannot load attachment-pdfobject - " + e.getMessage());
                }

                Hashtable fileData = new Hashtable();
                fileData.put(ATTACHMENT_FILENAME_STRING, filename); //filename
                fileData.put(ATTACHMENT_DESCRIPTION_STRING, desc); //Description
                fileData.put(ATTACHMENT_SIZE_INT, size); //size
                fileData.put(ATTACHMENT_BYTES_ARR, attBytes); //bytes
                files.add(fileData);
            }
        }
    }
    return files;
}

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From source file:org.sejda.impl.itext5.component.PdfUnpacker.java

License:Open Source License

private Set<PdfDictionary> getEmbeddedFilesDictionaries(PdfReader reader) {
    Set<PdfDictionary> retSet = new NullSafeSet<PdfDictionary>();
    PdfDictionary catalog = reader.getCatalog();
    PdfDictionary names = catalog.getAsDict(PdfName.NAMES);
    if (names != null) {
        PdfDictionary embFiles = names.getAsDict(PdfName.EMBEDDEDFILES);
        if (embFiles != null) {
            HashMap<String, PdfObject> embMap = PdfNameTree.readTree(embFiles);
            for (PdfObject value : embMap.values()) {
                retSet.add((PdfDictionary) PdfReader.getPdfObject(value));
            }/*www.j a v a 2 s .  c  om*/
        }
    }
    return retSet;
}

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