Example usage for javax.xml.crypto.dsig XMLSignature sign

List of usage examples for javax.xml.crypto.dsig XMLSignature sign

Introduction

In this page you can find the example usage for javax.xml.crypto.dsig XMLSignature sign.

Prototype

void sign(XMLSignContext signContext) throws MarshalException, XMLSignatureException;

Source Link

Document

Signs this XMLSignature.

Usage

From source file:Signing.java

public static void main(String[] args) throws Exception {
        SOAPMessage soapMessage = MessageFactory.newInstance().createMessage();
        SOAPPart soapPart = soapMessage.getSOAPPart();
        SOAPEnvelope soapEnvelope = soapPart.getEnvelope();

        SOAPHeader soapHeader = soapEnvelope.getHeader();
        SOAPHeaderElement headerElement = soapHeader.addHeaderElement(soapEnvelope.createName("Signature",
                "SOAP-SEC", "http://schemas.xmlsoap.org/soap/security/2000-12"));

        SOAPBody soapBody = soapEnvelope.getBody();
        soapBody.addAttribute(/*from w  w  w.j  a  v  a  2  s.  c o m*/
                soapEnvelope.createName("id", "SOAP-SEC", "http://schemas.xmlsoap.org/soap/security/2000-12"),
                "Body");
        Name bodyName = soapEnvelope.createName("FooBar", "z", "http://example.com");
        SOAPBodyElement gltp = soapBody.addBodyElement(bodyName);

        Source source = soapPart.getContent();
        Node root = null;
        if (source instanceof DOMSource) {
            root = ((DOMSource) source).getNode();
        } else if (source instanceof SAXSource) {
            InputSource inSource = ((SAXSource) source).getInputSource();
            DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
            dbf.setNamespaceAware(true);
            DocumentBuilder db = null;

            db = dbf.newDocumentBuilder();

            Document doc = db.parse(inSource);
            root = (Node) doc.getDocumentElement();
        }

        dumpDocument(root);

        KeyPairGenerator kpg = KeyPairGenerator.getInstance("DSA");
        kpg.initialize(1024, new SecureRandom());
        KeyPair keypair = kpg.generateKeyPair();

        XMLSignatureFactory sigFactory = XMLSignatureFactory.getInstance();
        Reference ref = sigFactory.newReference("#Body", sigFactory.newDigestMethod(DigestMethod.SHA1, null));
        SignedInfo signedInfo = sigFactory.newSignedInfo(
                sigFactory.newCanonicalizationMethod(CanonicalizationMethod.INCLUSIVE_WITH_COMMENTS,
                        (C14NMethodParameterSpec) null),
                sigFactory.newSignatureMethod(SignatureMethod.DSA_SHA1, null), Collections.singletonList(ref));
        KeyInfoFactory kif = sigFactory.getKeyInfoFactory();
        KeyValue kv = kif.newKeyValue(keypair.getPublic());
        KeyInfo keyInfo = kif.newKeyInfo(Collections.singletonList(kv));

        XMLSignature sig = sigFactory.newXMLSignature(signedInfo, keyInfo);

        System.out.println("Signing the message...");
        PrivateKey privateKey = keypair.getPrivate();
        Element envelope = getFirstChildElement(root);
        Element header = getFirstChildElement(envelope);
        DOMSignContext sigContext = new DOMSignContext(privateKey, header);
        sigContext.putNamespacePrefix(XMLSignature.XMLNS, "ds");
        sigContext.setIdAttributeNS(getNextSiblingElement(header),
                "http://schemas.xmlsoap.org/soap/security/2000-12", "id");
        sig.sign(sigContext);

        dumpDocument(root);

        System.out.println("Validate the signature...");
        Element sigElement = getFirstChildElement(header);
        DOMValidateContext valContext = new DOMValidateContext(keypair.getPublic(), sigElement);
        valContext.setIdAttributeNS(getNextSiblingElement(header),
                "http://schemas.xmlsoap.org/soap/security/2000-12", "id");
        boolean valid = sig.validate(valContext);

        System.out.println("Signature valid? " + valid);
    }

From source file:Main.java

public static void signEmbeded(Node doc, String uri, PrivateKey privKey, PublicKey pubKey)
        throws InvalidAlgorithmParameterException, NoSuchAlgorithmException, KeyException, MarshalException,
        XMLSignatureException {/*ww  w.  j  a  v  a2  s .  co m*/

    XMLSignatureFactory fac = XMLSignatureFactory.getInstance("DOM");

    Reference ref = fac.newReference(uri, fac.newDigestMethod(DigestMethod.SHA1, null),
            Collections.singletonList(fac.newTransform(Transform.ENVELOPED, (TransformParameterSpec) null)),
            null, null);

    // Create the SignedInfo
    String method = SignatureMethod.RSA_SHA1; // default

    if ("DSA".equals(privKey.getAlgorithm()))
        method = SignatureMethod.DSA_SHA1;

    SignedInfo si = fac.newSignedInfo(fac.newCanonicalizationMethod(CanonicalizationMethod.INCLUSIVE, // Default canonical
            (C14NMethodParameterSpec) null), fac.newSignatureMethod(method, null),
            Collections.singletonList(ref));

    KeyInfoFactory kif = fac.getKeyInfoFactory();
    KeyValue kv = kif.newKeyValue(pubKey);

    // Create a KeyInfo and add the KeyValue to it
    List<XMLStructure> kidata = new ArrayList<XMLStructure>();
    kidata.add(kv);
    KeyInfo ki = kif.newKeyInfo(kidata);

    // Create a DOMSignContext and specify the PrivateKey and
    // location of the resulting XMLSignature's parent element
    DOMSignContext dsc = new DOMSignContext(privKey, doc);

    // Create the XMLSignature (but don't sign it yet)
    XMLSignature signature = fac.newXMLSignature(si, ki);

    // Marshal, generate (and sign) the enveloped signature
    signature.sign(dsc);

}

From source file:Main.java

/**
 * Firma digitalmente usando la forma "enveloped signature" seg&uacute;n el
 * est&aacute;ndar de la W3C (<a/*from   w  w w. j  ava  2  s  .  c o  m*/
 * href="http://www.w3.org/TR/xmldsig-core/">http://www.w3.org/TR/xmldsig-core/</a>).
 * <p>
 * 
 * Este m&eacute;todo adem&aacute;s incorpora la informaci&oacute;n del
 * certificado a la secci&oacute;n &lt;KeyInfo&gt; opcional del
 * est&aacute;ndar, seg&uacute;n lo exige SII.
 * <p>
 * 
 * @param doc
 *            El documento a firmar
 * @param uri
 *            La referencia dentro del documento que debe ser firmada
 * @param pKey
 *            La llave privada para firmar
 * @param cert
 *            El certificado digital correspondiente a la llave privada
 * @throws NoSuchAlgorithmException
 *             Si el algoritmo de firma de la llave no est&aacute; soportado
 *             (Actualmente soportado RSA+SHA1, DSA+SHA1 y HMAC+SHA1).
 * @throws InvalidAlgorithmParameterException
 *             Si los algoritmos de canonizaci&oacute;n (parte del
 *             est&aacute;ndar XML Signature) no son soportados (actaulmente
 *             se usa el por defecto)
 * @throws KeyException
 *             Si hay problemas al incluir la llave p&uacute;blica en el
 *             &lt;KeyValue&gt;.
 * @throws MarshalException
 * @throws XMLSignatureException
 * 
 * @see javax.xml.crypto.dsig.XMLSignature#sign(javax.xml.crypto.dsig.XMLSignContext)
 */
public static void signEmbeded(Node doc, String uri, PrivateKey pKey, X509Certificate cert)
        throws NoSuchAlgorithmException, InvalidAlgorithmParameterException, KeyException, MarshalException,
        XMLSignatureException {

    // Create a DOM XMLSignatureFactory that will be used to generate the
    // enveloped signature
    XMLSignatureFactory fac = XMLSignatureFactory.getInstance("DOM");

    // Create a Reference to the enveloped document (in this case we are
    // signing the whole document, so a URI of "" signifies that) and
    // also specify the SHA1 digest algorithm and the ENVELOPED Transform.

    Reference ref = fac.newReference(uri, fac.newDigestMethod(DigestMethod.SHA1, null),
            Collections.singletonList(fac.newTransform(Transform.ENVELOPED, (TransformParameterSpec) null)),
            null, null);

    // Create the SignedInfo
    String method = SignatureMethod.RSA_SHA1; // default by SII

    if ("DSA".equals(cert.getPublicKey().getAlgorithm()))
        method = SignatureMethod.DSA_SHA1;
    else if ("HMAC".equals(cert.getPublicKey().getAlgorithm()))
        method = SignatureMethod.HMAC_SHA1;

    SignedInfo si = fac.newSignedInfo(fac.newCanonicalizationMethod(CanonicalizationMethod.INCLUSIVE, // Default canonical and
            // default by SII
            (C14NMethodParameterSpec) null), fac.newSignatureMethod(method, null),
            Collections.singletonList(ref));

    KeyInfoFactory kif = fac.getKeyInfoFactory();
    KeyValue kv = kif.newKeyValue(cert.getPublicKey());

    // Create a KeyInfo and add the KeyValue to it
    List<XMLStructure> kidata = new ArrayList<XMLStructure>();
    kidata.add(kv);
    kidata.add(kif.newX509Data(Collections.singletonList(cert)));
    KeyInfo ki = kif.newKeyInfo(kidata);

    // Create a DOMSignContext and specify the PrivateKey and
    // location of the resulting XMLSignature's parent element
    DOMSignContext dsc = new DOMSignContext(pKey, doc);

    // Create the XMLSignature (but don't sign it yet)
    XMLSignature signature = fac.newXMLSignature(si, ki);

    // Marshal, generate (and sign) the enveloped signature
    signature.sign(dsc);

}

From source file:com.bcmcgroup.flare.xmldsig.Xmldsig.java

/**
* Method used to create an enveloped digital signature for an element of a TAXII document.
*
* @param element the element to be signed
* @param keyEntry the PrivateKeyEntry// ww  w.  j  a  va  2  s  .com
* @param cbIndex the index of the Content_Block if we're signing a Content_Block, otherwise set to -1 if we're signing the root element
* @return the status of the operation
*
* Usage Example:
*   String pks = config.getProperty("pathToPublisherKeyStore");
*    String pksPw = FLAREclientUtil.decrypt(config.getProperty("publisherKeyStorePassword"));
*    String keyName = config.getProperty("publisherKeyName");
*    String keyPW = FLAREclientUtil.decrypt(config.getProperty("publisherKeyPassword"));
*   PrivateKeyEntry keyEntry =  FLAREclientUtil.getKeyEntry(pks, pksPw, keyName, keyPW);
*   List<Integer> statusList = Xmldsig.sign(rootElement, keyEntry, -1);
*/
private static boolean sign(Element element, PrivateKeyEntry keyEntry, int cbIndex) {
    element.normalize();
    boolean status = false;

    //Create XML Signature Factory
    XMLSignatureFactory xmlSigFactory = XMLSignatureFactory.getInstance("DOM");
    PublicKey publicKey = ClientUtil.getPublicKey(keyEntry);
    PrivateKey privateKey = keyEntry.getPrivateKey();
    DOMSignContext dsc = new DOMSignContext(privateKey, element);
    dsc.setDefaultNamespacePrefix("ds");
    dsc.setURIDereferencer(new MyURIDereferencer(element));
    SignedInfo si = null;
    DigestMethod dm = null;
    SignatureMethod sm = null;
    KeyInfo ki = null;
    X509Data xd;
    List<Serializable> x509Content = new ArrayList<>();
    try {
        String algorithm = publicKey.getAlgorithm();
        X509Certificate cert = (X509Certificate) keyEntry.getCertificate();
        x509Content.add(cert.getSubjectX500Principal().getName());
        x509Content.add(cert);
        String algorithmName = cert.getSigAlgName();
        if (algorithm.toUpperCase().contains("RSA")) {
            if (algorithmName.toUpperCase().contains("SHA1")) {
                dm = xmlSigFactory.newDigestMethod(DigestMethod.SHA1, null);
                sm = xmlSigFactory.newSignatureMethod(SignatureMethod.RSA_SHA1, null);
            } else if (algorithmName.toUpperCase().contains("SHA2")) {
                dm = xmlSigFactory.newDigestMethod(DigestMethod.SHA256, null);
                sm = xmlSigFactory.newSignatureMethod(RSA_SHA256_URI, null);
            } else {
                logger.error("Error in digital signature application. " + algorithmName + " is not supported.");
            }
            CanonicalizationMethod cm;
            if (cbIndex != -1) {
                cm = xmlSigFactory.newCanonicalizationMethod(CanonicalizationMethod.INCLUSIVE_WITH_COMMENTS,
                        (C14NMethodParameterSpec) null);
                String refUri = "#xpointer(//*[local-name()='Content_Block'][" + cbIndex
                        + "]/*[local-name()='Content'][1]/*)";
                List<Reference> references = Collections.singletonList(xmlSigFactory.newReference(refUri, dm));
                si = xmlSigFactory.newSignedInfo(cm, sm, references);
            } else {
                List<Transform> transforms = new ArrayList<>(2);
                transforms.add(xmlSigFactory.newTransform(Transform.ENVELOPED, (TransformParameterSpec) null));
                transforms.add(xmlSigFactory.newTransform(CanonicalizationMethod.EXCLUSIVE,
                        (TransformParameterSpec) null));
                cm = xmlSigFactory.newCanonicalizationMethod(CanonicalizationMethod.EXCLUSIVE,
                        (C14NMethodParameterSpec) null);
                String refUri = "#xpointer(/*)";
                List<Reference> references = Collections
                        .singletonList(xmlSigFactory.newReference(refUri, dm, transforms, null, null));
                si = xmlSigFactory.newSignedInfo(cm, sm, references);
            }
            KeyInfoFactory kif = xmlSigFactory.getKeyInfoFactory();
            xd = kif.newX509Data(x509Content);
            ki = kif.newKeyInfo(Collections.singletonList(xd));
        } else {
            logger.error("Error in digital signature application. " + algorithmName + " is not supported.");
        }
    } catch (NoSuchAlgorithmException ex) {
        logger.error("NoSuchAlgorithm Exception when attempting to digitally sign a document.");
    } catch (InvalidAlgorithmParameterException ex) {
        logger.error("InvalidAlgorithmParameter Exception when attempting to digitally sign a document.");
    }

    // Create a new XML Signature
    XMLSignature signature = xmlSigFactory.newXMLSignature(si, ki);
    try {
        // Sign the document
        signature.sign(dsc);
        status = true;
    } catch (MarshalException ex) {
        logger.error("MarshalException when attempting to digitally sign a document.");
    } catch (XMLSignatureException ex) {
        logger.error("XMLSignature Exception when attempting to digitally sign a document.");
    } catch (Exception e) {
        logger.error("General exception when attempting to digitally sign a document.");
    }
    return status;
}

From source file:be.e_contract.mycarenet.xkms.ProofOfPossessionSignatureSOAPHandler.java

private void addSignature(Element parentElement) throws NoSuchAlgorithmException,
        InvalidAlgorithmParameterException, MarshalException, XMLSignatureException {
    DOMSignContext domSignContext = new DOMSignContext(this.sessionKey.getPrivate(), parentElement);
    XMLSignatureFactory xmlSignatureFactory = XMLSignatureFactory.getInstance("DOM");

    Reference reference = xmlSignatureFactory.newReference("#" + this.prototypeKeyBindingId,
            xmlSignatureFactory.newDigestMethod(DigestMethod.SHA1, null),
            Collections.singletonList(xmlSignatureFactory.newTransform(CanonicalizationMethod.EXCLUSIVE,
                    (TransformParameterSpec) null)),
            null, null);//from w  w  w.  j  a v a 2s  .  c o  m

    SignedInfo signedInfo = xmlSignatureFactory.newSignedInfo(
            xmlSignatureFactory.newCanonicalizationMethod(CanonicalizationMethod.EXCLUSIVE,
                    (C14NMethodParameterSpec) null),
            xmlSignatureFactory.newSignatureMethod(SignatureMethod.RSA_SHA1, null),
            Collections.singletonList(reference));

    XMLSignature xmlSignature = xmlSignatureFactory.newXMLSignature(signedInfo, null);
    xmlSignature.sign(domSignContext);
}

From source file:be.e_contract.mycarenet.xkms2.KeyBindingAuthenticationSignatureSOAPHandler.java

private void addSignature(Element parentElement) throws NoSuchAlgorithmException,
        InvalidAlgorithmParameterException, MarshalException, XMLSignatureException {
    DOMSignContext domSignContext = new DOMSignContext(this.authnPrivateKey, parentElement);
    XMLSignatureFactory xmlSignatureFactory = XMLSignatureFactory.getInstance("DOM");

    Reference reference = xmlSignatureFactory.newReference(this.referenceUri,
            xmlSignatureFactory.newDigestMethod(DigestMethod.SHA1, null),
            Collections.singletonList(xmlSignatureFactory.newTransform(CanonicalizationMethod.EXCLUSIVE,
                    (TransformParameterSpec) null)),
            null, null);/*w  w  w. j  av  a2s  .c  o  m*/

    SignedInfo signedInfo = xmlSignatureFactory.newSignedInfo(
            xmlSignatureFactory.newCanonicalizationMethod(CanonicalizationMethod.EXCLUSIVE,
                    (C14NMethodParameterSpec) null),
            xmlSignatureFactory.newSignatureMethod(SignatureMethod.RSA_SHA1, null),
            Collections.singletonList(reference));

    KeyInfoFactory keyInfoFactory = xmlSignatureFactory.getKeyInfoFactory();
    KeyInfo keyInfo = keyInfoFactory.newKeyInfo(Collections
            .singletonList(keyInfoFactory.newX509Data(Collections.singletonList(this.authnCertificate))));

    XMLSignature xmlSignature = xmlSignatureFactory.newXMLSignature(signedInfo, keyInfo);
    xmlSignature.sign(domSignContext);
}

From source file:no.digipost.signature.client.asice.signature.CreateSignature.java

public Signature createSignature(final List<ASiCEAttachable> attachedFiles,
        final KeyStoreConfig keyStoreConfig) {
    XMLSignatureFactory xmlSignatureFactory = getSignatureFactory();
    SignatureMethod signatureMethod = getSignatureMethod(xmlSignatureFactory);

    // Create signature references for all files
    List<Reference> references = references(xmlSignatureFactory, attachedFiles);

    // Create signature reference for XAdES properties
    references.add(xmlSignatureFactory.newReference("#SignedProperties", sha256DigestMethod,
            singletonList(canonicalXmlTransform), signedPropertiesType, null));

    // Generate XAdES document to sign, information about the key used for signing and information about what's signed
    Document document = createXAdESProperties.createPropertiesToSign(attachedFiles,
            keyStoreConfig.getCertificate());

    KeyInfo keyInfo = keyInfo(xmlSignatureFactory, keyStoreConfig.getCertificateChain());
    SignedInfo signedInfo = xmlSignatureFactory.newSignedInfo(canonicalizationMethod, signatureMethod,
            references);/*from   w  w  w .  jav  a2s  .  c  om*/

    // Define signature over XAdES document
    XMLObject xmlObject = xmlSignatureFactory
            .newXMLObject(singletonList(new DOMStructure(document.getDocumentElement())), null, null, null);
    XMLSignature xmlSignature = xmlSignatureFactory.newXMLSignature(signedInfo, keyInfo,
            singletonList(xmlObject), "Signature", null);

    try {
        xmlSignature.sign(new DOMSignContext(keyStoreConfig.getPrivateKey(), document));
    } catch (MarshalException e) {
        throw new XmlConfigurationException("failed to read ASiC-E XML for signing", e);
    } catch (XMLSignatureException e) {
        throw new XmlConfigurationException("Failed to sign ASiC-E element.", e);
    }

    wrapSignatureInXADeSEnvelope(document);

    ByteArrayOutputStream outputStream;
    try {
        outputStream = new ByteArrayOutputStream();
        Transformer transformer = transformerFactory.newTransformer();
        schema.newValidator().validate(new DOMSource(document));
        transformer.transform(new DOMSource(document), new StreamResult(outputStream));
    } catch (TransformerException e) {
        throw new ConfigurationException("Unable to serialize XML.", e);
    } catch (SAXException e) {
        throw new XmlValidationException(
                "Failed to validate generated signature.xml. Verify that the input is valid and that there are no illegal symbols in file names etc.",
                e);
    } catch (IOException e) {
        throw new RuntimeIOException(e);
    }
    return new Signature(outputStream.toByteArray());
}

From source file:no.difi.sdp.client.asice.signature.CreateSignature.java

public Signature createSignature(final Noekkelpar noekkelpar, final List<AsicEAttachable> attachedFiles)
        throws XmlValideringException {
    XMLSignatureFactory xmlSignatureFactory = getSignatureFactory();
    SignatureMethod signatureMethod = getSignatureMethod(xmlSignatureFactory);

    // Lag signatur-referanse for alle filer
    List<Reference> references = references(xmlSignatureFactory, attachedFiles);

    // Lag signatur-referanse for XaDES properties
    references.add(xmlSignatureFactory.newReference("#SignedProperties", sha256DigestMethod,
            singletonList(canonicalXmlTransform), signedPropertiesType, null));

    // Generer XAdES-dokument som skal signeres, informasjon om nkkel brukt til signering og informasjon om hva som er signert
    Document document = createXAdESProperties.createPropertiesToSign(attachedFiles, noekkelpar.getSertifikat());

    KeyInfo keyInfo = keyInfo(xmlSignatureFactory, noekkelpar.getCertificateChain());
    SignedInfo signedInfo = xmlSignatureFactory.newSignedInfo(canonicalizationMethod, signatureMethod,
            references);//from   ww w . j  a  va  2  s.c  o  m

    // Definer signatur over XAdES-dokument
    XMLObject xmlObject = xmlSignatureFactory
            .newXMLObject(singletonList(new DOMStructure(document.getDocumentElement())), null, null, null);
    XMLSignature xmlSignature = xmlSignatureFactory.newXMLSignature(signedInfo, keyInfo,
            singletonList(xmlObject), "Signature", null);

    try {
        xmlSignature.sign(new DOMSignContext(noekkelpar.getPrivateKey(), document));
    } catch (MarshalException e) {
        throw new XmlKonfigurasjonException("Klarte ikke  lese ASiC-E XML for signering", e);
    } catch (XMLSignatureException e) {
        throw new XmlKonfigurasjonException("Klarte ikke  signere ASiC-E element.", e);
    }

    // Pakk Signatur inn i XAdES-konvolutt
    wrapSignatureInXADeSEnvelope(document);

    ByteArrayOutputStream outputStream;
    try {
        outputStream = new ByteArrayOutputStream();
        Transformer transformer = transformerFactory.newTransformer();
        schema.newValidator().validate(new DOMSource(document));
        transformer.transform(new DOMSource(document), new StreamResult(outputStream));
    } catch (TransformerException e) {
        throw new KonfigurasjonException("Klarte ikke  serialisere XML", e);
    } catch (SAXException e) {
        throw new XmlValideringException(
                "Kunne ikke validere generert signatures.xml. Sjekk at input er gyldig og at det ikke er ugyldige tegn i filnavn o.l.",
                KLIENT, e);
    } catch (IOException e) {
        throw new RuntimeIOException(e);
    }
    return new Signature(outputStream.toByteArray());
}

From source file:no.digipost.api.SdpMeldingSigner.java

public Document sign(final StandardBusinessDocument sbd) {
    try {//  ww w . j  av  a2 s  .  co m
        PrivateKey privateKey = keystoreInfo.getPrivateKey();
        X509Certificate certificate = keystoreInfo.getCertificate();

        DOMResult result = new DOMResult();
        Marshalling.marshal(marshaller, sbd, result);
        Document doc = (Document) result.getNode();
        Marshalling.trimNamespaces(doc);

        XMLSignatureFactory fac = XMLSignatureFactory.getInstance("DOM");
        Reference ref = fac.newReference("", fac.newDigestMethod(DigestMethod.SHA256, null),
                Collections.singletonList(fac.newTransform(Transform.ENVELOPED, (TransformParameterSpec) null)),
                null, null);

        SignedInfo si = fac.newSignedInfo(
                fac.newCanonicalizationMethod(CanonicalizationMethod.EXCLUSIVE, (C14NMethodParameterSpec) null),
                fac.newSignatureMethod(Constants.RSA_SHA256, null), Collections.singletonList(ref));
        KeyInfoFactory kif = fac.getKeyInfoFactory();
        X509Data xd = kif.newX509Data(Collections.singletonList(certificate));
        KeyInfo ki = kif.newKeyInfo(Collections.singletonList(xd));
        XMLSignature signature = fac.newXMLSignature(si, ki);

        Node digitalPostNode = doc.getDocumentElement().getFirstChild().getNextSibling();
        Node avsenderNode = digitalPostNode.getFirstChild();

        DOMSignContext dsc = new DOMSignContext(privateKey, digitalPostNode, avsenderNode);
        signature.sign(dsc);

        doc.normalizeDocument();
        return doc;
    } catch (NoSuchAlgorithmException e) {
        throw new RuntimeException(e);
    } catch (UnrecoverableKeyException e) {
        throw new RuntimeException(e);
    } catch (XMLSignatureException e) {
        throw new RuntimeException(e);
    } catch (InvalidAlgorithmParameterException e) {
        throw new RuntimeException(e);
    } catch (KeyStoreException e) {
        throw new RuntimeException(e);
    } catch (MarshalException e) {
        throw new RuntimeException(e);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:be.fedict.eid.idp.common.saml2.Saml2Util.java

/**
 * Sign DOM document//from www . j  ava  2s  .  c  o m
 * 
 * @param documentElement
 *            document to be signed
 * @param nextSibling
 *            next sibling in document, dsig is added before this one
 * @param identity
 *            Identity to sign with
 * @throws NoSuchAlgorithmException
 *             signing algorithm not found
 * @throws InvalidAlgorithmParameterException
 *             invalid signing algo param
 * @throws MarshalException
 *             error marshalling signature
 * @throws XMLSignatureException
 *             error during signing
 */
public static void signDocument(Element documentElement, Node nextSibling, KeyStore.PrivateKeyEntry identity)
        throws NoSuchAlgorithmException, InvalidAlgorithmParameterException, MarshalException,
        XMLSignatureException {

    // get document ID
    String documentId = documentElement.getAttribute("ID");
    LOG.debug("document ID=" + documentId);

    // fix for recent versions of Apache xmlsec.
    documentElement.setIdAttribute("ID", true);

    XMLSignatureFactory signatureFactory = XMLSignatureFactory.getInstance("DOM");

    XMLSignContext signContext = new DOMSignContext(identity.getPrivateKey(), documentElement, nextSibling);
    signContext.putNamespacePrefix(javax.xml.crypto.dsig.XMLSignature.XMLNS, "ds");
    javax.xml.crypto.dsig.DigestMethod digestMethod = signatureFactory
            .newDigestMethod(javax.xml.crypto.dsig.DigestMethod.SHA1, null);

    List<javax.xml.crypto.dsig.Transform> transforms = new LinkedList<javax.xml.crypto.dsig.Transform>();
    transforms.add(signatureFactory.newTransform(javax.xml.crypto.dsig.Transform.ENVELOPED,
            (TransformParameterSpec) null));
    javax.xml.crypto.dsig.Transform exclusiveTransform = signatureFactory
            .newTransform(CanonicalizationMethod.EXCLUSIVE, (TransformParameterSpec) null);
    transforms.add(exclusiveTransform);

    Reference reference = signatureFactory.newReference("#" + documentId, digestMethod, transforms, null, null);

    SignatureMethod signatureMethod = signatureFactory.newSignatureMethod(SignatureMethod.RSA_SHA1, null);
    CanonicalizationMethod canonicalizationMethod = signatureFactory
            .newCanonicalizationMethod(CanonicalizationMethod.EXCLUSIVE, (C14NMethodParameterSpec) null);
    SignedInfo signedInfo = signatureFactory.newSignedInfo(canonicalizationMethod, signatureMethod,
            Collections.singletonList(reference));

    List<Object> keyInfoContent = new LinkedList<Object>();
    KeyInfoFactory keyInfoFactory = KeyInfoFactory.getInstance();
    List<Object> x509DataObjects = new LinkedList<Object>();

    for (X509Certificate certificate : Saml2Util.getCertificateChain(identity)) {
        x509DataObjects.add(certificate);
    }
    javax.xml.crypto.dsig.keyinfo.X509Data x509Data = keyInfoFactory.newX509Data(x509DataObjects);
    keyInfoContent.add(x509Data);
    javax.xml.crypto.dsig.keyinfo.KeyInfo keyInfo = keyInfoFactory.newKeyInfo(keyInfoContent);

    javax.xml.crypto.dsig.XMLSignature xmlSignature = signatureFactory.newXMLSignature(signedInfo, keyInfo);
    xmlSignature.sign(signContext);
}