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

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

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Introduction

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

Prototype

public PdfReader(PdfReader reader)

Source Link

Document

Creates an independent duplicate.

Usage

From source file:ec.gov.informatica.firmadigital.FirmaDigital.java

License:Open Source License

/**
 * Firma un archivo./*from  w w w.j a v a  2 s  .c  o m*/
 * 
 * @param data
 * @return
 */
//   public void firmar(String claveToken,
//         String tipoCertificado, String urlCertificado, String path) {
public void firmar(String claveToken, String tipoCertificado, String path) {
    try {
        KeyStore keyStore = null;
        Enumeration<String> enumeration = null;
        String alias = null;
        PrivateKey privateKey = null;
        Certificate[] certs = null;
        CMSSignatureProcessor cms = null;
        KeyStoreProvider keyStoreProvider = null;
        try {
            if (tipoCertificado.equals("1") || tipoCertificado.equals("2") || tipoCertificado.equals("3")) {
                System.out.println("- Firmando con certificado token." + tipoCertificado);
                keyStoreProvider = this.getKeyStoreProvider(tipoCertificado);
                System.out.println(claveToken.toCharArray());
                keyStore = keyStoreProvider.getKeystore(claveToken.toCharArray());
                enumeration = keyStore.aliases();
                alias = enumeration.nextElement();
                privateKey = (PrivateKey) keyStore.getKey(alias, null);
                cms = new BouncyCastleSignatureProcessor(keyStore);
            }
            // if (tipoCertificado.equals("4")) {
            // System.out.println("- Firmando con certificado en archivo.");
            // keyStore = java.security.KeyStore.getInstance("PKCS12"); //
            // instancia el ks
            // keyStore.load(new java.io.FileInputStream(urlCertificado),
            // claveToken.toCharArray());
            // Enumeration en = keyStore.aliases();
            // alias = "";
            // Vector vectaliases = new Vector();
            // while (en.hasMoreElements()) {
            // vectaliases.add(en.nextElement());
            // }
            // String[] aliases = (String[]) (vectaliases.toArray(new
            // String[0]));
            // for (int i = 0; i < aliases.length; i++) {
            // if (keyStore.isKeyEntry(aliases[i])) {
            // alias = aliases[i];
            // break;
            // }
            // }
            // privateKey = (PrivateKey) keyStore.getKey(alias,
            // claveToken.toCharArray());
            // cms = new BouncyCastleSignatureProcessor(keyStore);
            // }
        } catch (Exception e) {
            System.out.println(" \n Fallo trayendo keystore " + e.getMessage());
        }
        certs = keyStore.getCertificateChain(alias);
        Certificate[] chain = keyStore.getCertificateChain(alias);
        PrivateKey key = (PrivateKey) keyStore.getKey(alias, claveToken.toCharArray());
        String revocados = ""; // para verificar revocados
        revocados = verificaRevocados(((X509Certificate) certs[0]).getSerialNumber().toString(),
                tipoCertificado);
        if (!revocados.isEmpty()) {
            System.out.println(" CERTIFICADO REVOCADO " + revocados);
            return;
        }
        System.out.println("- Certificado valido ");

        PdfReader reader = new PdfReader(path);
        FileOutputStream fout = new FileOutputStream(path + ".Firmado.pdf");
        PdfStamper stp = PdfStamper.createSignature(reader, fout, '?');
        PdfSignatureAppearance sap = stp.getSignatureAppearance();
        sap.setCrypto(key, chain, null, PdfSignatureAppearance.WINCER_SIGNED);
        sap.setReason("Firma Procesos Legales");
        sap.setLocation("RedTools");
        // Aade la firma visible. Podemos comentarla para que no sea
        // visible.
        sap.setVisibleSignature(new Rectangle(100, 100, 200, 200), 1, null);
        stp.close();

        //         byte[] datosFirmados = cms.sign(data, privateKey, certs);
        System.out.println("Firmado Correctamente..!");
        //         this.datosUsuarioActual = this
        //               .crearDatosUsuario((X509Certificate) certs[0]); // llena la
        // clase de
        // tipo
        // datosUsuario
        // con el
        // certificado
        // actual

        //         return datosFirmados;
    } catch (GeneralSecurityException e) {
        throw new RuntimeException(e); // FIXME
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
        throw new RuntimeException(e);
    } catch (DocumentException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
        throw new RuntimeException(e);
    }
}

From source file:ec.gov.informatica.firmadigital.FirmaDigital.java

License:Open Source License

public List<String> verificar(String direccionPDF) throws SignatureVerificationException {
    try {//from  ww  w.  jav a2  s.c  o  m
        List<String> firmantes = new ArrayList<>();
        if (direccionPDF == null || direccionPDF.isEmpty()) {
            System.out.print("Necesito el nombre del PDF a comprobar");
            System.exit(1);
        }

        Random rnd = new Random();
        KeyStore kall = PdfPKCS7.loadCacertsKeyStore();
        PdfReader reader = new PdfReader(direccionPDF);
        AcroFields af = reader.getAcroFields();
        ArrayList names = af.getSignatureNames();
        for (int k = 0; k < names.size(); ++k) {

            String name = (String) names.get(k);
            //            System.out.println(name);
            int random = rnd.nextInt();
            FileOutputStream out = new FileOutputStream(
                    "revision_" + random + "_" + af.getRevision(name) + ".pdf");

            byte bb[] = new byte[8192];
            InputStream ip = af.extractRevision(name);
            int n = 0;
            while ((n = ip.read(bb)) > 0)
                out.write(bb, 0, n);
            out.close();
            ip.close();

            PdfPKCS7 pk = af.verifySignature(name);
            Calendar cal = pk.getSignDate();
            Certificate pkc[] = pk.getCertificates();
            Object fails[] = PdfPKCS7.verifyCertificates(pkc, kall, null, cal);
            String firmante = pk.getSignName() + " (" + name + ") - ";
            if (fails == null) {
                firmante += "Firma Verificada";
            } else {
                firmante += "Firma No Vlida";
            }
            File f = new File("revision_" + random + "_" + af.getRevision(name) + ".pdf");
            f.delete();
            firmantes.add(firmante);
        }
        return firmantes;
    } catch (Exception e) {
        e.printStackTrace();
        return null;
    }

}

From source file:edu.psu.citeseerx.dao2.FileSysDAOImpl.java

License:Apache License

@Override
public PdfReader getPdfReader(final String doi, final String repID) throws IOException {

    String dir = FileNamingUtils.getDirectoryFromDOI(doi);
    String fn = doi + ".pdf";
    String relPath = dir + System.getProperty("file.separator") + fn;
    String path = this.repMap.buildFilePath(repID, relPath);
    PdfReader reader = new PdfReader(path);
    return reader;

}

From source file:erando.controllers.InterfaceRandoController.java

void genererpdf() throws IOException, FileNotFoundException, DocumentException {

    PdfReader pdfTemplate = new PdfReader("templatefacture.pdf");
    RandonneService rando = new RandonneService();
    Randonne r = new Randonne();
    r = rando.findById(RecupererIdRando.getIdRando());
    FileOutputStream fileOutputStream = new FileOutputStream("test.pdf");
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    PdfStamper stamper = new PdfStamper(pdfTemplate, fileOutputStream);
    stamper.setFormFlattening(true);//from   www  . j  a  v a  2 s.  co  m

    stamper.getAcroFields().setField("name", r.getTitre());
    stamper.getAcroFields().setField("montant", String.valueOf(r.getPrix()));
    stamper.getAcroFields().setField("depart", r.getPointDepart());
    stamper.getAcroFields().setField("arrivee", r.getDestination());
    stamper.getAcroFields().setField("date", String.valueOf(r.getDate()));
    stamper.close();
    pdfTemplate.close();

}

From source file:erando.controllers.ReservationByuserController.java

void genererpdf() throws IOException, FileNotFoundException, DocumentException {

    PdfReader pdfTemplate = new PdfReader("templatefacture.pdf");
    FileOutputStream fileOutputStream = new FileOutputStream("test.pdf");
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    PdfStamper stamper = new PdfStamper(pdfTemplate, fileOutputStream);
    stamper.setFormFlattening(true);// w w w .  j a v  a2 s  .c  o m

    stamper.getAcroFields().setField("name", titre);
    stamper.getAcroFields().setField("montant", String.valueOf(prix));
    stamper.getAcroFields().setField("depart", depart);
    stamper.getAcroFields().setField("arrivee", destination);
    stamper.getAcroFields().setField("date", String.valueOf(date));
    stamper.close();
    pdfTemplate.close();

}

From source file:erando.services.impl.pdfCreation.java

public void genererpdf(String titre, float prix, String imageName, int id, String description)
        throws IOException, FileNotFoundException, DocumentException {

    PdfReader pdfTemplate = new PdfReader("template.pdf");
    FileOutputStream fileOutputStream = new FileOutputStream(id + ".pdf");
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    PdfStamper stamper = new PdfStamper(pdfTemplate, fileOutputStream);
    stamper.setFormFlattening(true);/*from   w w  w .ja va 2s .c o m*/
    stamper.getAcroFields().setField("titre", titre.toUpperCase());
    stamper.getAcroFields().setField("description", description);
    stamper.getAcroFields().setField("prix", "" + prix);

    stamper.close();
    pdfTemplate.close();

}

From source file:es.gob.afirma.signers.pades.AOPDFSigner.java

License:Open Source License

/** Recupera el &aacute;rbol de nodos de firma de una firma electr&oacute;nica.
 * Los nodos del &aacute;rbol ser&aacute;n textos con el <i>CommonName</i> (CN X.500)
 * del titular del certificado u objetos de tipo AOSimpleSignInfo con la
 * informaci&oacute;n b&aacute;sica de las firmas individuales, seg&uacute;n
 * el valor del par&aacute;metro <code>asSimpleSignInfo</code>. Los nodos se
 * mostrar&aacute;n en el mismo orden y con la misma estructura con el que
 * aparecen en la firma electr&oacute;nica.<br>
 * La propia estructura de firma se considera el nodo ra&iacute;z, la firma y cofirmas
 * pender&aacute;n directamentede de este.
 * @param sign Firma electr&oacute;nica de la que se desea obtener la estructura.
 * @param asSimpleSignInfo/*from w  w w.  j  a va 2 s .  co  m*/
 *        Si es <code>true</code> se devuelve un &aacute;rbol con la
 *        informaci&oacute;n b&aacute;sica de cada firma individual
 *        mediante objetos <code>AOSimpleSignInfo</code>, si es <code>false</code> un &aacute;rbol con los nombres (CN X.500) de los
 *        titulares certificados.
 * @return &Aacute;rbol de nodos de firma o <code>null</code> en caso de error. */
@Override
public AOTreeModel getSignersStructure(final byte[] sign, final boolean asSimpleSignInfo) {

    final AOTreeNode root = new AOTreeNode("Datos"); //$NON-NLS-1$

    if (!isPdfFile(sign)) {
        return new AOTreeModel(root);
    }

    PdfReader pdfReader;
    try {
        pdfReader = new PdfReader(sign);
    } catch (final BadPasswordException e) {
        try {
            pdfReader = new PdfReader(sign,
                    new String(AOUIFactory.getPassword(CommonPdfMessages.getString("AOPDFSigner.0"), //$NON-NLS-1$
                            null)).getBytes());
        } catch (final BadPasswordException e2) {
            LOGGER.severe("La contrasena del PDF no es valida, se devolvera un arbol vacio: " + e2); //$NON-NLS-1$
            return new AOTreeModel(root);
        } catch (final Exception e3) {
            LOGGER.severe("No se ha podido leer el PDF, se devolvera un arbol vacio: " + e3); //$NON-NLS-1$
            return new AOTreeModel(root);
        }
    } catch (final Exception e) {
        LOGGER.severe("No se ha podido leer el PDF, se devolvera un arbol vacio: " + e); //$NON-NLS-1$
        return new AOTreeModel(root);
    }

    final AcroFields af;
    try {
        af = pdfReader.getAcroFields();
    } catch (final Exception e) {
        LOGGER.severe(
                "No se ha podido obtener la informacion de los firmantes del PDF, se devolvera un arbol vacio: " //$NON-NLS-1$
                        + e);
        return new AOTreeModel(root);
    }

    final List<String> names = af.getSignatureNames();
    Object pkcs1Object = null;
    for (int i = 0; i < names.size(); ++i) {
        final PdfPKCS7 pcks7;
        try {
            pcks7 = af.verifySignature(names.get(i).toString());
        } catch (final Exception e) {
            LOGGER.severe("El PDF contiene una firma corrupta o con un formato desconocido (" + //$NON-NLS-1$
                    names.get(i).toString() + "), se continua con las siguientes si las hubiese: " + e //$NON-NLS-1$
            );
            continue;
        }
        if (asSimpleSignInfo) {
            final AOSimpleSignInfo ssi = new AOSimpleSignInfo(
                    new X509Certificate[] { pcks7.getSigningCertificate() }, pcks7.getSignDate().getTime());

            // Extraemos el PKCS1 de la firma
            try {
                // iText antiguo
                final Field digestField = Class.forName("com.lowagie.text.pdf.PdfPKCS7") //$NON-NLS-1$
                        .getDeclaredField("digest"); //$NON-NLS-1$
                digestField.setAccessible(true);
                pkcs1Object = digestField.get(pcks7);
            } catch (final Exception e) {
                LOGGER.severe(
                        "No se ha podido obtener informacion de una de las firmas del PDF, se continuara con la siguiente: " //$NON-NLS-1$
                                + e);
                continue;
            }
            if (pkcs1Object instanceof byte[]) {
                ssi.setPkcs1((byte[]) pkcs1Object);
            }
            root.add(new AOTreeNode(ssi));
        } else {
            root.add(new AOTreeNode(AOUtil.getCN(pcks7.getSigningCertificate())));
        }
    }

    return new AOTreeModel(root);
}

From source file:es.gob.afirma.signers.pades.AOPDFSigner.java

License:Open Source License

@SuppressWarnings("unused")
private boolean isPdfFile(final byte[] data) {

    checkIText();//from   w w  w  .  j  av  a  2 s  .co  m

    byte[] buffer = new byte[PDF_FILE_HEADER.length()];
    try {
        new ByteArrayInputStream(data).read(buffer);
    } catch (final Exception e) {
        buffer = null;
    }

    // Comprobamos que cuente con una cabecera PDF
    if (buffer != null && !PDF_FILE_HEADER.equals(new String(buffer))) {
        return false;
    }

    try {
        // Si lanza una excepcion al crear la instancia, no es un fichero PDF
        new PdfReader(data);
    } catch (final BadPasswordException e) {
        LOGGER.warning("El PDF esta protegido con contrasena, se toma como PDF valido"); //$NON-NLS-1$
        return true;
    } catch (final Exception e) {
        return false;
    }

    return true;
}

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:eu.europa.ec.markt.dss.signature.pades.PAdESProfileLTV.java

License:Open Source License

@Override
public Document extendSignatures(Document document, Document originalData, SignatureParameters parameters)
        throws IOException {

    try {/*from  w  w w. ja  v  a 2  s .com*/
        final PdfReader reader = new PdfReader(document.openStream());
        final ByteArrayOutputStream output = new ByteArrayOutputStream();
        final PdfStamper stamper = new PdfStamper(reader, output, '\0', true);

        LTVSignatureValidationCallback callback = new LTVSignatureValidationCallback(stamper);
        pdfSignatureService.validateSignatures(document.openStream(), callback);

        PdfIndirectReference certsRef = stamper.getWriter().getPdfIndirectReference();
        stamper.getWriter().addToBody(callback.getCertsArray(), certsRef, false);

        PdfDictionary dssDictionary = new PdfDictionary(new PdfName("DSS"));
        PdfDictionary vriDictionary = new PdfDictionary(new PdfName("VRI"));

        PdfDictionary sigVriDictionary = new PdfDictionary();

        integrateCRL(callback, stamper, dssDictionary, sigVriDictionary, sigVriDictionary);

        integrateOCSP(callback, stamper, dssDictionary, sigVriDictionary, sigVriDictionary);

        // Add the signature's VRI dictionary, hashing the signature block from the callback method
        MessageDigest _md = MessageDigest.getInstance(DigestAlgorithm.SHA1.getName());
        String hexHash = Hex.encodeHexString(_md.digest(callback.getSignatureBlock())).toUpperCase();

        PdfIndirectReference sigVriRef = stamper.getWriter().getPdfIndirectReference();
        stamper.getWriter().addToBody(sigVriDictionary, sigVriRef, false);
        vriDictionary.put(new PdfName(hexHash), sigVriRef);
        PdfIndirectReference vriRef = stamper.getWriter().getPdfIndirectReference();
        stamper.getWriter().addToBody(vriDictionary, vriRef, false);

        // Add final objects to DSS dictionary
        dssDictionary.put(new PdfName("VRI"), vriRef);
        dssDictionary.put(new PdfName("Certs"), certsRef);

        PdfIndirectReference dssRef = stamper.getWriter().getPdfIndirectReference();
        stamper.getWriter().addToBody(dssDictionary, dssRef, false);
        reader.getCatalog().put(new PdfName("DSS"), dssRef);

        // /Extensions<</ADBE<</BaseVersion/1.7/ExtensionLevel 5>>>>
        PdfDeveloperExtension etsiExtension = new PdfDeveloperExtension(PdfName.ADBE, new PdfName("1.7"), 5);
        stamper.getWriter().addDeveloperExtension(etsiExtension);
        stamper.getWriter().addToBody(reader.getCatalog(), reader.getCatalog().getIndRef(), false);

        stamper.close();
        output.close();

        Document extendedDocument = new InMemoryDocument(output.toByteArray());

        ByteArrayOutputStream ltvDoc = new ByteArrayOutputStream();

        ITextPDFDocTimeSampService service = new ITextPDFDocTimeSampService();
        byte[] digest = service.digest(extendedDocument.openStream(), parameters);
        TimeStampResponse tsToken = tspSource.getTimeStampResponse(parameters.getDigestAlgorithm(), digest);
        service.sign(extendedDocument.openStream(), tsToken.getTimeStampToken().getEncoded(), ltvDoc,
                parameters);

        return new InMemoryDocument(ltvDoc.toByteArray());

    } catch (DocumentException ex) {
        throw new RuntimeException(ex);
    } catch (SignatureException e) {
        throw new RuntimeException(e);
    } catch (NoSuchAlgorithmException e) {
        throw new RuntimeException(e);
    }

}