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

Introduction

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

Prototype

public void close() 

Source Link

Document

Closes the reader, and any underlying stream or data source used to create the reader

Usage

From source file:org.mortagne.budget.internal.transaction.io.lcl.pdf.LCLPDFTransactionReader.java

License:Open Source License

public void open() throws IOException {
    close();/*  w ww  .ja  va2s .  c o m*/

    List<DefaultTransaction> transactions = new ArrayList<DefaultTransaction>();

    // Parse transactions
    PdfReader reader = new PdfReader(this.transationStream);

    int nb = reader.getNumberOfPages();

    double currentTotal;
    try {
        LCLLocationTextExtractionStrategy strategy = parsePage(reader, 1, transactions, null);
        currentTotal = strategy.getPreviousTotal();

        for (int i = 2; i <= nb; ++i) {
            strategy = parsePage(reader, i, transactions, strategy.getLastType());
        }

    } finally {
        reader.close();
    }

    // Order transactions

    Collections.sort(transactions, new Comparator<DefaultTransaction>() {
        public int compare(DefaultTransaction t1, DefaultTransaction t2) {
            return t1.getRealDate().compareTo(t2.getRealDate());
        }
    });

    // Set total

    Date currentDate = null;
    for (DefaultTransaction transaction : transactions) {
        // total
        currentTotal += transaction.getValue();
        transaction.setTotal(currentTotal);

        // date
        if (!transaction.getRealDate().equals(currentDate)) {
            currentDate = transaction.getDate();
        }
    }

    // Iterator
    this.it = transactions.iterator();
}

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From source file:org.opencps.pki.PdfSigner.java

License:Open Source License

/**
 * Compute digest hash//from   ww w.j a  va 2 s .co m
 */
protected byte[] computeDigest(float llx, float lly, float urx, float ury) throws SignatureException {
    byte digestHash[] = null;
    int contentEstimated = 8192;
    try {
        PdfReader reader = new PdfReader(getOriginFilePath());
        FileOutputStream os = new FileOutputStream(getTempFilePath());
        PdfStamper stamper = PdfStamper.createSignature(reader, os, '\0');
        PdfSignatureAppearance appearance = stamper.getSignatureAppearance();
        signatureFieldName = appearance.getNewSigName();
        TSAClient tsaClient = null;
        appearance.setCertificate(getCertificate());
        String tsaUrl = CertificateUtil.getTSAURL(getCertificate());
        if (tsaUrl != null) {
            tsaClient = new TSAClientBouncyCastle(tsaUrl);
        }
        if (tsaClient != null) {
            LtvTimestamp.timestamp(appearance, tsaClient, signatureFieldName);
            contentEstimated += 4096;
        }

        appearance.setSignDate(signDate);
        CertificateInfo certInfo = new CertificateInfo(getCertificate());
        appearance.setLocation(certInfo.getOrganizationUnit());
        appearance.setReason("Document is signed by " + certInfo.getCommonName());
        appearance.setContact(certInfo.getCommonName());
        if (!isVisible) {
            appearance.setVisibleSignature(new Rectangle(0, 0, 0, 0), 1, signatureFieldName);
        } else {
            if (signatureImage != null) {
                appearance.setSignatureGraphic(signatureImage.getImage());
                appearance.setRenderingMode(PdfSignatureAppearance.RenderingMode.GRAPHIC);
            } else {
                appearance.setLayer2Text(certInfo.getCommonName());
            }
            appearance.setVisibleSignature(new Rectangle(llx, lly, urx, ury), 1, signatureFieldName);
        }

        ExternalSignatureContainer external = new ExternalBlankSignatureContainer(PdfName.ADOBE_PPKLITE,
                PdfName.ADBE_PKCS7_DETACHED);
        MakeSignature.signExternalContainer(appearance, external, contentEstimated);

        digestHash = DigestAlgorithms.digest(appearance.getRangeStream(),
                digest.getMessageDigest(getHashAlgorithm().toString()));

        reader.close();
        os.close();
    } catch (Exception e) {
        throw new SignatureException(e.getMessage(), e);
    }
    return digestHash;
}

---

From source file:org.opencps.pki.PdfSigner.java

License:Open Source License

/**
 * Sign document with external signature container
 *//*from  ww w .j  av  a  2  s. c  o m*/
protected Boolean signExternal(ExternalSignatureContainer container, String filePath)
        throws SignatureException {
    if (signatureFieldName == null || signatureFieldName.length() == 0) {
        throw new SignatureException("You must set signature field name before sign the document");
    }
    Boolean signed = false;
    try {
        OutputStream os = new FileOutputStream(getSignedFilePath());
        PdfReader reader = new PdfReader(filePath);
        if (!reader.isEncrypted()) {
            MakeSignature.signDeferred(reader, signatureFieldName, os, container);
            reader.close();
            os.close();
            signed = true;
        }
    } catch (Exception e) {
        throw new SignatureException(e.getMessage(), e);
    }
    return signed;
}

---

From source file:org.opencps.pki.PdfVerifier.java

License:Open Source License

/**
 * (non-Javadoc)// w  w w.j  av  a 2 s . c  o  m
 * @throws SignatureException 
 * @see org.opencps.pki.Verifier#verifySignature()
 */
public Boolean verifySignature(InputStream inputStream, KeyStore ks) throws SignatureException {
    Boolean verified = false;
    try {
        PdfReader reader = new PdfReader(inputStream);
        AcroFields fields = reader.getAcroFields();
        ArrayList<String> names = fields.getSignatureNames();
        for (String name : names) {
            PdfPKCS7 pkcs7 = fields.verifySignature(name);
            if (pkcs7.verify()) {
                Certificate[] certs = pkcs7.getSignCertificateChain();
                Calendar cal = pkcs7.getSignDate();
                List<VerificationException> errors = CertificateVerification.verifyCertificates(certs, ks, cal);
                if (errors.size() == 0) {
                    X509Certificate signCert = (X509Certificate) certs[0];
                    X509Certificate issuerCert = (certs.length > 1 ? (X509Certificate) certs[1] : null);
                    verified = checkSignatureRevocation(pkcs7, signCert, issuerCert, cal.getTime())
                            && checkSignatureRevocation(pkcs7, signCert, issuerCert, new Date());
                }
            }
        }
        reader.close();
    } catch (Exception e) {
        throw new SignatureException(e.getMessage(), e);
    }
    return verified;
}

---

From source file:org.roda.common.certification.PDFSignatureUtils.java

public static String runDigitalSignatureVerify(Path input) throws IOException, GeneralSecurityException {
    Security.addProvider(new BouncyCastleProvider());

    PdfReader reader = new PdfReader(input.toString());
    AcroFields fields = reader.getAcroFields();
    ArrayList<String> names = fields.getSignatureNames();
    String result = "Passed";

    for (int i = 0; i < names.size(); i++) {
        String name = names.get(i);

        try {//from  ww w  . j  a  v a 2  s  . c  o m
            PdfPKCS7 pk = fields.verifySignature(name);
            X509Certificate certificate = pk.getSigningCertificate();
            certificate.checkValidity();

            if (!SignatureUtils.isCertificateSelfSigned(certificate)) {

                Set<Certificate> trustedRootCerts = new HashSet<Certificate>();
                Set<Certificate> intermediateCerts = new HashSet<Certificate>();

                for (Certificate c : pk.getSignCertificateChain()) {
                    X509Certificate cert = (X509Certificate) c;
                    cert.checkValidity();

                    if (SignatureUtils.isCertificateSelfSigned(c))
                        trustedRootCerts.add(c);
                    else
                        intermediateCerts.add(c);
                }

                SignatureUtils.verifyCertificateChain(trustedRootCerts, intermediateCerts, certificate);
                if (pk.getCRLs() != null) {
                    for (CRL crl : pk.getCRLs()) {
                        if (crl.isRevoked(certificate)) {
                            result = "Signing certificate is included on a Certificate Revocation List";
                        }
                    }
                }
            }
        } catch (NoSuchFieldError e) {
            result = "Missing signature timestamp field";
        } catch (CertificateExpiredException e) {
            result = "Contains expired certificates";
        } catch (CertificateNotYetValidException e) {
            result = "Contains certificates not yet valid";
        }
    }

    reader.close();
    return result;
}

---

From source file:org.roda.common.certification.PDFSignatureUtils.java

public static List<Path> runDigitalSignatureExtract(Path input) throws SignatureException, IOException {
    Security.addProvider(new BouncyCastleProvider());

    List<Path> paths = new ArrayList<Path>();
    Path output = Files.createTempFile("extraction", ".xml");
    Path outputContents = Files.createTempFile("contents", ".pkcs7");
    PdfReader reader = new PdfReader(input.toString());
    AcroFields fields = reader.getAcroFields();
    ArrayList<?> names = fields.getSignatureNames();
    String filename = input.getFileName().toString();
    filename = filename.substring(0, filename.lastIndexOf('.'));

    if (names.isEmpty())
        return paths;

    StringBuilder sb = getExtractionInformation(fields, names, outputContents, filename);

    FileOutputStream fos = new FileOutputStream(output.toString());
    OutputStreamWriter osw = new OutputStreamWriter(fos);
    PrintWriter out = new PrintWriter(osw, true);

    out.println("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
    out.println("<signatures>");
    out.println(sb.toString());//from   ww w  . j av  a2s.c o m
    out.println("</signatures>");

    IOUtils.closeQuietly(out);
    IOUtils.closeQuietly(osw);
    IOUtils.closeQuietly(fos);
    reader.close();

    paths.add(output);
    paths.add(outputContents);
    return paths;
}

---

From source file:org.roda.common.certification.PDFSignatureUtils.java

public static void runDigitalSignatureStrip(Path input, Path output) throws IOException, DocumentException {
    PdfReader reader = new PdfReader(input.toString());
    PdfStamper stamper = new PdfStamper(reader, new FileOutputStream(output.toString()));
    stamper.setFormFlattening(true);/*  w  w w  .ja  va  2  s  . c  o  m*/
    stamper.close();
    reader.close();
}

---

From source file:org.roda.common.certification.PDFSignatureUtils.java

public static Path runDigitalSignatureSign(Path input, String keystore, String alias, String password,
        String reason, String location, String contact)
        throws IOException, GeneralSecurityException, DocumentException {

    Security.addProvider(new BouncyCastleProvider());
    Path signedPDF = Files.createTempFile("signed", ".pdf");

    KeyStore ks = KeyStore.getInstance(KeyStore.getDefaultType());
    InputStream is = new FileInputStream(keystore);
    ks.load(is, password.toCharArray());
    PrivateKey pk = (PrivateKey) ks.getKey(alias, password.toCharArray());
    Certificate[] chain = ks.getCertificateChain(alias);
    IOUtils.closeQuietly(is);//from  w w w .  ja  v  a 2  s . c  o m

    PdfReader reader = new PdfReader(input.toString());
    FileOutputStream os = new FileOutputStream(signedPDF.toFile());
    PdfStamper stamper = PdfStamper.createSignature(reader, os, '\0');
    PdfSignatureAppearance appearance = stamper.getSignatureAppearance();
    appearance.setReason(reason);
    appearance.setLocation(location);
    appearance.setContact(contact);
    appearance.setVisibleSignature(new Rectangle(36, 748, 144, 780), 1, "RODASignature");
    ExternalDigest digest = new BouncyCastleDigest();
    ExternalSignature signature = new PrivateKeySignature(pk, DigestAlgorithms.SHA256, "BC");
    MakeSignature.signDetached(appearance, digest, signature, chain, null, null, null, 0, null);
    IOUtils.closeQuietly(os);
    reader.close();

    return signedPDF;
}

---

From source file:org.roda.core.plugins.plugins.characterization.PDFSignatureUtils.java

public static String runDigitalSignatureVerify(Path input) throws IOException, GeneralSecurityException {
    Security.addProvider(new BouncyCastleProvider());

    PdfReader reader = new PdfReader(input.toString());
    AcroFields fields = reader.getAcroFields();
    ArrayList<String> names = fields.getSignatureNames();
    String result = "Passed";

    for (int i = 0; i < names.size(); i++) {
        String name = names.get(i);

        try {/*from   w  ww.  j  av  a2  s .  co  m*/
            PdfPKCS7 pk = fields.verifySignature(name);
            X509Certificate certificate = pk.getSigningCertificate();
            certificate.checkValidity();

            if (!SignatureUtils.isCertificateSelfSigned(certificate)) {

                Set<Certificate> trustedRootCerts = new HashSet<>();
                Set<Certificate> intermediateCerts = new HashSet<>();

                for (Certificate c : pk.getSignCertificateChain()) {
                    X509Certificate cert = (X509Certificate) c;
                    cert.checkValidity();

                    if (SignatureUtils.isCertificateSelfSigned(c))
                        trustedRootCerts.add(c);
                    else
                        intermediateCerts.add(c);
                }

                SignatureUtils.verifyCertificateChain(trustedRootCerts, intermediateCerts, certificate);
                if (pk.getCRLs() != null) {
                    for (CRL crl : pk.getCRLs()) {
                        if (crl.isRevoked(certificate)) {
                            result = "Signing certificate is included on a Certificate Revocation List";
                        }
                    }
                }
            }
        } catch (NoSuchFieldError e) {
            result = "Missing signature timestamp field";
        } catch (CertificateExpiredException e) {
            result = "Contains expired certificates";
        } catch (CertificateNotYetValidException e) {
            result = "Contains certificates not yet valid";
        }
    }

    reader.close();
    return result;
}

---

From source file:org.roda.core.plugins.plugins.characterization.PDFSignatureUtils.java

public static List<Path> runDigitalSignatureExtract(Path input) throws SignatureException, IOException {
    Security.addProvider(new BouncyCastleProvider());

    List<Path> paths = new ArrayList<>();
    Path output = Files.createTempFile("extraction", ".xml");
    Path outputContents = Files.createTempFile("contents", ".pkcs7");
    PdfReader reader = new PdfReader(input.toString());
    AcroFields fields = reader.getAcroFields();
    ArrayList<?> names = fields.getSignatureNames();
    String filename = input.getFileName().toString();
    filename = filename.substring(0, filename.lastIndexOf('.'));

    if (names.isEmpty())
        return paths;

    StringBuilder sb = getExtractionInformation(fields, names, outputContents, filename);

    FileOutputStream fos = new FileOutputStream(output.toString());
    OutputStreamWriter osw = new OutputStreamWriter(fos);
    try (PrintWriter out = new PrintWriter(osw, true)) {
        out.println("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
        out.println("<signatures>");
        out.println(sb.toString());/*from  ww  w.  j a v  a  2  s  .  co  m*/
        out.println("</signatures>");
    }

    reader.close();

    paths.add(output);
    paths.add(outputContents);
    return paths;
}

---

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