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/**
* DSS - Digital Signature Services
* Copyright (C) 2015 European Commission, provided under the CEF programme
*
* This file is part of the "DSS - Digital Signature Services" project.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package eu.europa.esig.dss.xades.signature;
import static eu.europa.esig.dss.XAdESNamespaces.XAdES;
import static javax.xml.crypto.dsig.XMLSignature.XMLNS;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import javax.xml.datatype.XMLGregorianCalendar;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.Text;
import eu.europa.esig.dss.DSSDocument;
import eu.europa.esig.dss.DSSException;
import eu.europa.esig.dss.DSSUtils;
import eu.europa.esig.dss.DigestAlgorithm;
import eu.europa.esig.dss.DomUtils;
import eu.europa.esig.dss.EncryptionAlgorithm;
import eu.europa.esig.dss.InMemoryDocument;
import eu.europa.esig.dss.MimeType;
import eu.europa.esig.dss.Policy;
import eu.europa.esig.dss.SignatureAlgorithm;
import eu.europa.esig.dss.SignerLocation;
import eu.europa.esig.dss.XAdESNamespaces;
import eu.europa.esig.dss.utils.Utils;
import eu.europa.esig.dss.validation.CertificateVerifier;
import eu.europa.esig.dss.validation.TimestampInclude;
import eu.europa.esig.dss.validation.TimestampToken;
import eu.europa.esig.dss.x509.CertificatePool;
import eu.europa.esig.dss.x509.CertificateToken;
import eu.europa.esig.dss.x509.TimestampType;
import eu.europa.esig.dss.xades.DSSReference;
import eu.europa.esig.dss.xades.DSSTransform;
import eu.europa.esig.dss.xades.DSSXMLUtils;
import eu.europa.esig.dss.xades.SignatureBuilder;
import eu.europa.esig.dss.xades.XAdESSignatureParameters;
/**
* This class implements all the necessary mechanisms to build each form of the XML signature.
*
*/
public abstract class XAdESSignatureBuilder extends XAdESBuilder implements SignatureBuilder {
private static final Logger LOG = LoggerFactory.getLogger(XAdESSignatureBuilder.class);
/**
* Indicates if the signature was already built. (Two steps building)
*/
protected boolean built = false;
/**
* This is the reference to the original document to sign
*/
protected DSSDocument detachedDocument;
protected String signedInfoCanonicalizationMethod;
protected String signedPropertiesCanonicalizationMethod;
protected String deterministicId;
/*
* This variable represents the current DOM signature object.
*/
protected Element signatureDom;
protected Element signedInfoDom;
protected Element signatureValueDom;
protected Element qualifyingPropertiesDom;
protected Element signedPropertiesDom;
protected Element signedSignaturePropertiesDom;
protected Element signedDataObjectPropertiesDom;
protected Element unsignedSignaturePropertiesDom;
/**
* Creates the signature according to the packaging
*
* @param params
* The set of parameters relating to the structure and process of the creation or extension of the
* electronic signature.
* @param document
* The original document to sign.
* @param certificateVerifier
* @return
*/
public static XAdESSignatureBuilder getSignatureBuilder(final XAdESSignatureParameters params, final DSSDocument document,
final CertificateVerifier certificateVerifier) {
switch (params.getSignaturePackaging()) {
case ENVELOPED:
return new EnvelopedSignatureBuilder(params, document, certificateVerifier);
case ENVELOPING:
return new EnvelopingSignatureBuilder(params, document, certificateVerifier);
case DETACHED:
return new DetachedSignatureBuilder(params, document, certificateVerifier);
default:
throw new DSSException("Unsupported packaging " + params.getSignaturePackaging());
}
}
/**
* The default constructor for SignatureBuilder.
*
* @param params
* The set of parameters relating to the structure and process of the creation or extension of the
* electronic signature.
* @param detachedDocument
* The original document to sign.
* @param certificateVerifier
*/
public XAdESSignatureBuilder(final XAdESSignatureParameters params, final DSSDocument detachedDocument, final CertificateVerifier certificateVerifier) {
super(certificateVerifier);
this.params = params;
this.detachedDocument = detachedDocument;
}
protected void setCanonicalizationMethods(final XAdESSignatureParameters params, final String canonicalizationMethod) {
final String signedInfoCanonicalizationMethod_ = params.getSignedInfoCanonicalizationMethod();
if (Utils.isStringNotBlank(signedInfoCanonicalizationMethod_)) {
signedInfoCanonicalizationMethod = signedInfoCanonicalizationMethod_;
} else {
signedInfoCanonicalizationMethod = canonicalizationMethod;
}
final String signedPropertiesCanonicalizationMethod_ = params.getSignedPropertiesCanonicalizationMethod();
if (Utils.isStringNotBlank(signedPropertiesCanonicalizationMethod_)) {
signedPropertiesCanonicalizationMethod = signedPropertiesCanonicalizationMethod_;
} else {
signedPropertiesCanonicalizationMethod = canonicalizationMethod;
}
}
/**
* This is the main method which is called to build the XML signature
*
* @return A byte array is returned with XML that represents the canonicalized segment of signature.
* This data are used to define the
* element.
* @throws DSSException
*/
public byte[] build() throws DSSException {
documentDom = buildRootDocumentDom();
deterministicId = params.getDeterministicId();
final List references = params.getReferences();
if (Utils.isCollectionEmpty(references)) {
final List defaultReferences = createDefaultReferences();
// The SignatureParameters object is updated with the default references.
params.setReferences(defaultReferences);
}
incorporateSignatureDom();
incorporateSignedInfo();
incorporateSignatureValue();
incorporateKeyInfo();
incorporateObject();
/**
* We create segment only now, because we need first to define the SignedProperties segment to
* calculate the digest of references.
*/
incorporateReferences();
incorporateReferenceSignedProperties();
// Preparation of SignedInfo
byte[] canonicalizedSignedInfo = DSSXMLUtils.canonicalizeSubtree(signedInfoCanonicalizationMethod, signedInfoDom);
if (LOG.isTraceEnabled()) {
LOG.trace("Canonicalized SignedInfo --> {}", new String(canonicalizedSignedInfo));
final byte[] digest = DSSUtils.digest(DigestAlgorithm.SHA256, canonicalizedSignedInfo);
LOG.trace("Canonicalized SignedInfo SHA256 --> {}", Utils.toBase64(digest));
}
built = true;
return canonicalizedSignedInfo;
}
protected Document buildRootDocumentDom() {
return DomUtils.buildDOM();
}
/**
* This method creates a new instance of Signature element.
*/
public void incorporateSignatureDom() {
signatureDom = documentDom.createElementNS(XMLNS, DS_SIGNATURE);
signatureDom.setAttribute(XMLNS_DS, XMLNS);
signatureDom.setAttribute(ID, deterministicId);
final Node parentNodeOfSignature = getParentNodeOfSignature();
parentNodeOfSignature.appendChild(signatureDom);
}
protected Node getParentNodeOfSignature() {
return documentDom;
}
public void incorporateSignedInfo() {
//
signedInfoDom = DomUtils.addElement(documentDom, signatureDom, XMLNS, DS_SIGNED_INFO);
incorporateCanonicalizationMethod(signedInfoDom, signedInfoCanonicalizationMethod);
//
final Element signatureMethod = DomUtils.addElement(documentDom, signedInfoDom, XMLNS, DS_SIGNATURE_METHOD);
final EncryptionAlgorithm encryptionAlgorithm = params.getEncryptionAlgorithm();
final DigestAlgorithm digestAlgorithm = params.getDigestAlgorithm();
final SignatureAlgorithm signatureAlgorithm = SignatureAlgorithm.getAlgorithm(encryptionAlgorithm, digestAlgorithm);
final String signatureAlgorithmXMLId = signatureAlgorithm.getXMLId();
signatureMethod.setAttribute(ALGORITHM, signatureAlgorithmXMLId);
}
private void incorporateCanonicalizationMethod(final Element parentDom, final String signedInfoCanonicalizationMethod) {
//
final Element canonicalizationMethodDom = DomUtils.addElement(documentDom, parentDom, XMLNS, DS_CANONICALIZATION_METHOD);
canonicalizationMethodDom.setAttribute(ALGORITHM, signedInfoCanonicalizationMethod);
}
/**
* This method creates the first reference (this is a reference to the file to sign) which is specific for each form
* of signature. Here, the value of the URI is the name of the file to sign or if the information is not available
* the URI will use the default value: "detached-file".
*/
private void incorporateReferences() {
final List references = params.getReferences();
for (final DSSReference reference : references) {
incorporateReference(reference);
}
}
/**
* Creates KeyInfoType JAXB object.
* NOTE: when trust anchor baseline profile policy is defined only the certificates previous to the trust anchor are
* included.
*
* @throws DSSException
*/
protected void incorporateKeyInfo() throws DSSException {
//
final Element keyInfoDom = DomUtils.addElement(documentDom, signatureDom, XMLNS, DS_KEY_INFO);
//
final Element x509DataDom = DomUtils.addElement(documentDom, keyInfoDom, XMLNS, DS_X509_DATA);
final boolean trustAnchorBPPolicy = params.bLevel().isTrustAnchorBPPolicy();
final CertificatePool certificatePool = getCertificatePool();
Set certificateChains = new HashSet();
certificateChains.add(params.getSigningCertificate());
certificateChains.addAll(params.getCertificateChain());
for (final CertificateToken x509Certificate : certificateChains) {
// do not include trusted cert
if (trustAnchorBPPolicy && certificatePool != null) {
if (!certificatePool.get(x509Certificate.getSubjectX500Principal()).isEmpty()) {
continue;
}
}
addCertificate(x509DataDom, x509Certificate);
}
}
private void addCertificate(final Element x509DataDom, final CertificateToken x509Certificate) {
final byte[] encoded = x509Certificate.getEncoded();
final String base64Encoded = Utils.toBase64(encoded);
// ...
DomUtils.addTextElement(documentDom, x509DataDom, XMLNS, DS_X509_CERTIFICATE, base64Encoded);
}
/**
* @throws DSSException
*/
protected void incorporateObject() throws DSSException {
//
final Element objectDom = DomUtils.addElement(documentDom, signatureDom, XMLNS, DS_OBJECT);
//
qualifyingPropertiesDom = DomUtils.addElement(documentDom, objectDom, XAdES, XADES_QUALIFYING_PROPERTIES);
qualifyingPropertiesDom.setAttribute(XMLNS_XADES, XAdES);
qualifyingPropertiesDom.setAttribute(TARGET, "#" + deterministicId);
incorporateSignedProperties();
}
/**
* @throws DSSException
*/
protected void incorporateReferenceSignedProperties() throws DSSException {
//
final Element reference = DomUtils.addElement(documentDom, signedInfoDom, XMLNS, DS_REFERENCE);
reference.setAttribute(TYPE, xPathQueryHolder.XADES_SIGNED_PROPERTIES);
reference.setAttribute(URI, "#xades-" + deterministicId);
//
final Element transforms = DomUtils.addElement(documentDom, reference, XMLNS, DS_TRANSFORMS);
//
final Element transform = DomUtils.addElement(documentDom, transforms, XMLNS, DS_TRANSFORM);
transform.setAttribute(ALGORITHM, signedPropertiesCanonicalizationMethod);
//
//
final DigestAlgorithm digestAlgorithm = params.getDigestAlgorithm();
incorporateDigestMethod(reference, digestAlgorithm);
// b/JEDQH2S1Nfe4Z3GSVtObN34aVB1kMrEbVQZswThfQ=
final byte[] canonicalizedBytes = DSSXMLUtils.canonicalizeSubtree(signedPropertiesCanonicalizationMethod, signedPropertiesDom);
if (LOG.isTraceEnabled()) {
LOG.trace("Canonicalization method --> {}", signedPropertiesCanonicalizationMethod);
LOG.trace("Canonicalised REF_2 --> {}", new String(canonicalizedBytes));
}
incorporateDigestValue(reference, digestAlgorithm, new InMemoryDocument(canonicalizedBytes));
}
/**
* This method incorporates a reference within the signedInfoDom
*
* @param dssReference
* {@code DSSReference}
*/
private void incorporateReference(final DSSReference dssReference) {
final Element referenceDom = DomUtils.addElement(documentDom, signedInfoDom, XMLNS, DS_REFERENCE);
referenceDom.setAttribute(ID, dssReference.getId());
final String uri = dssReference.getUri();
referenceDom.setAttribute(URI, uri);
referenceDom.setAttribute(TYPE, dssReference.getType());
final List dssTransforms = dssReference.getTransforms();
if (dssTransforms != null) { // Detached signature may not have transformations
final Element transformsDom = DomUtils.addElement(documentDom, referenceDom, XMLNS, DS_TRANSFORMS);
for (final DSSTransform dssTransform : dssTransforms) {
final Element transformDom = DomUtils.addElement(documentDom, transformsDom, XMLNS, DS_TRANSFORM);
createTransform(documentDom, dssTransform, transformDom);
}
}
//
final DigestAlgorithm digestAlgorithm = dssReference.getDigestMethodAlgorithm();
incorporateDigestMethod(referenceDom, digestAlgorithm);
final DSSDocument canonicalizedDocument = transformReference(dssReference);
if (LOG.isTraceEnabled()) {
LOG.trace("Reference canonicalization method -->" + signedInfoCanonicalizationMethod);
}
incorporateDigestValue(referenceDom, digestAlgorithm, canonicalizedDocument);
}
static void createTransform(final Document document, final DSSTransform dssTransform, final Element transformDom) {
transformDom.setAttribute(ALGORITHM, dssTransform.getAlgorithm());
final String elementName = dssTransform.getElementName();
final String textContent = dssTransform.getTextContent();
if (Utils.isStringNotBlank(elementName)) {
final String namespace = dssTransform.getNamespace();
DomUtils.addTextElement(document, transformDom, namespace, elementName, textContent);
} else if (Utils.isStringNotBlank(textContent)) {
final Document transformContentDoc = DomUtils.buildDOM(textContent);
final Element contextDocumentElement = transformContentDoc.getDocumentElement();
document.adoptNode(contextDocumentElement);
transformDom.appendChild(contextDocumentElement);
}
}
/**
* When the user does not want to create its own references (only when signing one contents) the default one are
* created.
*
* @return {@code List} of {@code DSSReference}
*/
private List createDefaultReferences() {
final List references = new ArrayList();
references.add(createReference(detachedDocument, 1));
return references;
}
List createReferencesForDocuments(List documents) {
List references = new ArrayList();
int referenceIndex = 1;
for (DSSDocument dssDocument : documents) {
references.add(createReference(dssDocument, referenceIndex));
referenceIndex++;
}
return references;
}
protected abstract DSSReference createReference(DSSDocument document, int referenceIndex);
/**
* This method performs the reference transformation. Note that for the time being (4.3.0-RC) only two types of
* transformation are implemented: canonicalization & {@code
* Transforms.TRANSFORM_XPATH} and can be applied only for {@code SignaturePackaging.ENVELOPED}.
*
* @param reference
* {@code DSSReference} to be transformed
* @return {@code DSSDocument} containing transformed reference's data
*/
protected abstract DSSDocument transformReference(final DSSReference reference);
/**
* This method incorporates the signature value.
*/
protected void incorporateSignatureValue() {
signatureValueDom = DomUtils.addElement(documentDom, signatureDom, XMLNS, DS_SIGNATURE_VALUE);
signatureValueDom.setAttribute(ID, "value-" + deterministicId);
}
/**
* Creates the SignedProperties DOM object element.
*
* @throws DSSException
*/
protected void incorporateSignedProperties() throws DSSException {
//
signedPropertiesDom = DomUtils.addElement(documentDom, qualifyingPropertiesDom, XAdES, XADES_SIGNED_PROPERTIES);
signedPropertiesDom.setAttribute(ID, "xades-" + deterministicId);
incorporateSignedSignatureProperties();
}
/**
* Creates the SignedSignatureProperties DOM object element.
*
*/
protected void incorporateSignedSignatureProperties() {
//
signedSignaturePropertiesDom = DomUtils.addElement(documentDom, signedPropertiesDom, XAdES, XADES_SIGNED_SIGNATURE_PROPERTIES);
incorporateSigningTime();
incorporateSigningCertificate();
incorporateSignedDataObjectProperties();
incorporatePolicy();
incorporateSignatureProductionPlace();
incorporateSignerRole();
incorporateCommitmentTypeIndications();
}
private void incorporatePolicy() {
final Policy signaturePolicy = params.bLevel().getSignaturePolicy();
if ((signaturePolicy != null)) {// && (signaturePolicy.getId() != null)) {
final Element signaturePolicyIdentifierDom = DomUtils.addElement(documentDom, signedSignaturePropertiesDom, XAdES,
XADES_SIGNATURE_POLICY_IDENTIFIER);
String signaturePolicyId = signaturePolicy.getId();
if (Utils.isStringEmpty(signaturePolicyId)) { // implicit
DomUtils.addElement(documentDom, signaturePolicyIdentifierDom, XAdES, XADES_SIGNATURE_POLICY_IMPLIED);
} else { // explicit
final Element signaturePolicyIdDom = DomUtils.addElement(documentDom, signaturePolicyIdentifierDom, XAdES, XADES_SIGNATURE_POLICY_ID);
final Element sigPolicyIdDom = DomUtils.addElement(documentDom, signaturePolicyIdDom, XAdES, XADES_SIG_POLICY_ID);
Element identifierDom = DomUtils.addTextElement(documentDom, sigPolicyIdDom, XAdES, XADES_IDENTIFIER, signaturePolicyId);
String qualifier = signaturePolicy.getQualifier();
if (Utils.isStringNotBlank(qualifier)) {
identifierDom.setAttribute(QUALIFIER, qualifier);
}
String description = signaturePolicy.getDescription();
if (Utils.isStringNotEmpty(description)) {
DomUtils.addTextElement(documentDom, sigPolicyIdDom, XAdES, XADES_DESCRIPTION, description);
}
if ((signaturePolicy.getDigestAlgorithm() != null) && (signaturePolicy.getDigestValue() != null)) {
final Element sigPolicyHashDom = DomUtils.addElement(documentDom, signaturePolicyIdDom, XAdES, XADES_SIG_POLICY_HASH);
//
final DigestAlgorithm digestAlgorithm = signaturePolicy.getDigestAlgorithm();
incorporateDigestMethod(sigPolicyHashDom, digestAlgorithm);
final byte[] hashValue = signaturePolicy.getDigestValue();
final String bas64EncodedHashValue = Utils.toBase64(hashValue);
DomUtils.addTextElement(documentDom, sigPolicyHashDom, XMLNS, DS_DIGEST_VALUE, bas64EncodedHashValue);
}
String spuri = signaturePolicy.getSpuri();
if (Utils.isStringNotEmpty(spuri)) {
Element sigPolicyQualifiers = DomUtils.addElement(documentDom, signaturePolicyIdDom, XAdES, XADES_SIGNATURE_POLICY_QUALIFIERS);
Element sigPolicyQualifier = DomUtils.addElement(documentDom, sigPolicyQualifiers, XAdES, XADES_SIGNATURE_POLICY_QUALIFIER);
DomUtils.addTextElement(documentDom, sigPolicyQualifier, XAdES, XADES_SPURI, spuri);
}
}
}
}
/**
* Creates SigningTime DOM object element.
*/
private void incorporateSigningTime() {
final Date signingDate = params.bLevel().getSigningDate();
final XMLGregorianCalendar xmlGregorianCalendar = DomUtils.createXMLGregorianCalendar(signingDate);
final String xmlSigningTime = xmlGregorianCalendar.toXMLFormat();
// 2013-11-23T11:22:52Z
final Element signingTimeDom = documentDom.createElementNS(XAdES, XADES_SIGNING_TIME);
signedSignaturePropertiesDom.appendChild(signingTimeDom);
final Text textNode = documentDom.createTextNode(xmlSigningTime);
signingTimeDom.appendChild(textNode);
}
/**
* Creates SigningCertificate building block DOM object:
*
*
* fj8SJujSXU4fi342bdtiKVbglA0=
* CN=ICA A,O=DSS,C=AA
* 4
*
*/
private void incorporateSigningCertificate() {
final Set certificates = new HashSet();
certificates.add(params.getSigningCertificate());
if (params.isEn319132()) {
incorporateSigningCertificateV2(certificates);
} else {
incorporateSigningCertificateV1(certificates);
}
}
private void incorporateSigningCertificateV1(Set certificates) {
Element signingCertificateDom = DomUtils.addElement(documentDom, signedSignaturePropertiesDom, XAdES, XAdESNamespaces.getXADES_SIGNING_CERTIFICATE());
for (final CertificateToken certificate : certificates) {
final Element certDom = incorporateCert(signingCertificateDom, certificate);
incorporateIssuerV1(certDom, certificate);
}
}
private void incorporateSigningCertificateV2(Set certificates) {
Element signingCertificateDom = DomUtils.addElement(documentDom, signedSignaturePropertiesDom, XAdES,
XAdESNamespaces.getXADES_SIGNING_CERTIFICATE_V2());
for (final CertificateToken certificate : certificates) {
final Element certDom = incorporateCert(signingCertificateDom, certificate);
incorporateIssuerV2(certDom, certificate);
}
}
/**
* This method incorporates the SignedDataObjectProperties DOM element ...
*
* ......text/plain ...
*/
private void incorporateSignedDataObjectProperties() {
signedDataObjectPropertiesDom = DomUtils.addElement(documentDom, signedPropertiesDom, XAdES, XADES_SIGNED_DATA_OBJECT_PROPERTIES);
final List references = params.getReferences();
for (final DSSReference reference : references) {
final String dataObjectFormatObjectReference = "#" + reference.getId();
final Element dataObjectFormatDom = DomUtils.addElement(documentDom, signedDataObjectPropertiesDom, XAdES, XADES_DATA_OBJECT_FORMAT);
dataObjectFormatDom.setAttribute(OBJECT_REFERENCE, dataObjectFormatObjectReference);
final Element mimeTypeDom = DomUtils.addElement(documentDom, dataObjectFormatDom, XAdES, XADES_MIME_TYPE);
MimeType dataObjectFormatMimeType = getReferenceMimeType(reference);
DomUtils.setTextNode(documentDom, mimeTypeDom, dataObjectFormatMimeType.getMimeTypeString());
}
incorporateContentTimestamps();
}
/**
* @param reference
* the reference to compute
* @return the {@code MimeType} of the reference or the default value {@code MimeType.BINARY}
*/
private MimeType getReferenceMimeType(final DSSReference reference) {
MimeType dataObjectFormatMimeType = reference.getContents().getMimeType();
if (dataObjectFormatMimeType == null) {
dataObjectFormatMimeType = MimeType.BINARY;
}
return dataObjectFormatMimeType;
}
/**
* This method incorporate the content-timestamps within the signature being created.
*/
private void incorporateContentTimestamps() {
final List contentTimestamps = params.getContentTimestamps();
if (contentTimestamps == null) {
return;
}
Element allDataObjectsTimestampDom = null;
Element individualDataObjectsTimestampDom = null;
for (final TimestampToken contentTimestamp : contentTimestamps) {
final TimestampType timeStampType = contentTimestamp.getTimeStampType();
if (TimestampType.ALL_DATA_OBJECTS_TIMESTAMP.equals(timeStampType)) {
if (allDataObjectsTimestampDom == null) {
allDataObjectsTimestampDom = DomUtils.addElement(documentDom, signedDataObjectPropertiesDom, XAdES, XADES_ALL_DATA_OBJECTS_TIME_STAMP);
}
addTimestamp(allDataObjectsTimestampDom, contentTimestamp);
} else if (TimestampType.INDIVIDUAL_DATA_OBJECTS_TIMESTAMP.equals(timeStampType)) {
if (individualDataObjectsTimestampDom == null) {
individualDataObjectsTimestampDom = DomUtils.addElement(documentDom, signedDataObjectPropertiesDom, XAdES,
XADES_INDIVIDUAL_DATA_OBJECTS_TIME_STAMP);
}
addTimestamp(individualDataObjectsTimestampDom, contentTimestamp);
}
}
}
/**
* This method incorporates the signer claimed roleType into signed signature properties.
*/
private void incorporateSignerRole() {
final List claimedSignerRoles = params.bLevel().getClaimedSignerRoles();
final List certifiedSignerRoles = params.bLevel().getCertifiedSignerRoles();
if ((claimedSignerRoles != null) || (certifiedSignerRoles != null)) {
final Element signerRoleDom;
if (params.isEn319132()) {
signerRoleDom = DomUtils.addElement(documentDom, signedSignaturePropertiesDom, XAdES, XADES_SIGNER_ROLE_V2);
} else {
signerRoleDom = DomUtils.addElement(documentDom, signedSignaturePropertiesDom, XAdES, XADES_SIGNER_ROLE);
}
if (Utils.isCollectionNotEmpty(claimedSignerRoles)) {
final Element claimedRolesDom = DomUtils.addElement(documentDom, signerRoleDom, XAdES, XADES_CLAIMED_ROLES);
addRoles(claimedSignerRoles, claimedRolesDom, XADES_CLAIMED_ROLE);
}
if (Utils.isCollectionNotEmpty(certifiedSignerRoles)) {
final Element certifiedRolesDom;
if (params.isEn319132()) {
certifiedRolesDom = DomUtils.addElement(documentDom, signerRoleDom, XAdES, XADES_CERTIFIED_ROLES_V2);
} else {
certifiedRolesDom = DomUtils.addElement(documentDom, signerRoleDom, XAdES, XADES_CERTIFIED_ROLES);
}
addRoles(certifiedSignerRoles, certifiedRolesDom, XADES_CERTIFIED_ROLE);
}
}
}
private void addRoles(final List signerRoles, final Element rolesDom, final String roleType) {
for (final String signerRole : signerRoles) {
final Element roleDom = DomUtils.addElement(documentDom, rolesDom, XAdES, roleType);
DomUtils.setTextNode(documentDom, roleDom, signerRole);
}
}
private void incorporateSignatureProductionPlace() {
final SignerLocation signatureProductionPlace = params.bLevel().getSignerLocation();
if (signatureProductionPlace != null) {
final Element signatureProductionPlaceDom;
if (params.isEn319132()) {
signatureProductionPlaceDom = DomUtils.addElement(documentDom, signedSignaturePropertiesDom, XAdES, XADES_SIGNATURE_PRODUCTION_PLACE_V2);
} else {
signatureProductionPlaceDom = DomUtils.addElement(documentDom, signedSignaturePropertiesDom, XAdES, XADES_SIGNATURE_PRODUCTION_PLACE);
}
final String city = signatureProductionPlace.getLocality();
if (city != null) {
DomUtils.addTextElement(documentDom, signatureProductionPlaceDom, XAdES, XADES_CITY, city);
}
if (params.isEn319132()) {
final String streetAddress = signatureProductionPlace.getStreet();
if (streetAddress != null) {
DomUtils.addTextElement(documentDom, signatureProductionPlaceDom, XAdES, XADES_STREET_ADDRESS, streetAddress);
}
}
final String stateOrProvince = signatureProductionPlace.getStateOrProvince();
if (stateOrProvince != null) {
DomUtils.addTextElement(documentDom, signatureProductionPlaceDom, XAdES, XADES_STATE_OR_PROVINCE, stateOrProvince);
}
final String postalCode = signatureProductionPlace.getPostalCode();
if (postalCode != null) {
DomUtils.addTextElement(documentDom, signatureProductionPlaceDom, XAdES, XADES_POSTAL_CODE, postalCode);
}
final String country = signatureProductionPlace.getCountry();
if (country != null) {
DomUtils.addTextElement(documentDom, signatureProductionPlaceDom, XAdES, XADES_COUNTRY_NAME, country);
}
}
}
/**
* Below follows the schema definition for this element.
*
*
* ... ......
* ......
* ......... .........< xsd:element
* name="AllSignedDataObjects"/> ......
* ...... ...
* ... ......
*
* ...
*/
private void incorporateCommitmentTypeIndications() {
final List commitmentTypeIndications = params.bLevel().getCommitmentTypeIndications();
if (commitmentTypeIndications != null) {
final Element commitmentTypeIndicationDom = DomUtils.addElement(documentDom, signedDataObjectPropertiesDom, XAdES,
XADES_COMMITMENT_TYPE_INDICATION);
final Element commitmentTypeIdDom = DomUtils.addElement(documentDom, commitmentTypeIndicationDom, XAdES, XADES_COMMITMENT_TYPE_ID);
for (final String commitmentTypeIndication : commitmentTypeIndications) {
DomUtils.addTextElement(documentDom, commitmentTypeIdDom, XAdES, XADES_IDENTIFIER, commitmentTypeIndication);
}
// final Element objectReferenceDom = DSSXMLUtils.addElement(documentDom, commitmentTypeIndicationDom,
// XADES, "ObjectReference");
// or
DomUtils.addElement(documentDom, commitmentTypeIndicationDom, XAdES, XADES_ALL_SIGNED_DATA_OBJECTS);
// final Element commitmentTypeQualifiersDom = DSSXMLUtils.addElement(documentDom,
// commitmentTypeIndicationDom, XADES, "CommitmentTypeQualifiers");
}
}
/**
* Adds signature value to the signature and returns XML signature (InMemoryDocument)
*
* @param signatureValue
* @return
* @throws DSSException
*/
@Override
public DSSDocument signDocument(final byte[] signatureValue) throws DSSException {
if (!built) {
build();
}
final EncryptionAlgorithm encryptionAlgorithm = params.getEncryptionAlgorithm();
final byte[] signatureValueBytes = DSSSignatureUtils.convertToXmlDSig(encryptionAlgorithm, signatureValue);
final String signatureValueBase64Encoded = Utils.toBase64(signatureValueBytes);
final Text signatureValueNode = documentDom.createTextNode(signatureValueBase64Encoded);
signatureValueDom.appendChild(signatureValueNode);
byte[] documentBytes = DSSXMLUtils.serializeNode(documentDom);
final InMemoryDocument inMemoryDocument = new InMemoryDocument(documentBytes);
inMemoryDocument.setMimeType(MimeType.XML);
return inMemoryDocument;
}
/**
* Adds the content of a timestamp into a given timestamp element
*
* @param timestampElement
*/
protected void addTimestamp(final Element timestampElement, final TimestampToken token) {
// List includes, String canonicalizationMethod, TimestampToken encapsulatedTimestamp) {
// add includes: URI + referencedData = "true"
// add canonicalizationMethod: Algorithm
// add encapsulatedTimestamp: Encoding, Id, while its textContent is the base64 encoding of the data to digest
final List includes = token.getTimestampIncludes();
if (includes != null) {
for (final TimestampInclude include : includes) {
final Element timestampIncludeElement = documentDom.createElementNS(XAdES, XADES_INCLUDE);
String uri = include.getURI();
if (!uri.startsWith("#")) {
uri = "#" + uri;
}
timestampIncludeElement.setAttribute(URI, uri);
timestampIncludeElement.setAttribute(REFERENCED_DATA, "true");
timestampElement.appendChild(timestampIncludeElement);
}
}
final Element canonicalizationMethodElement = documentDom.createElementNS(XMLNS, DS_CANONICALIZATION_METHOD);
canonicalizationMethodElement.setAttribute(ALGORITHM, token.getCanonicalizationMethod());
timestampElement.appendChild(canonicalizationMethodElement);
Element encapsulatedTimestampElement = documentDom.createElementNS(XAdES, XADES_ENCAPSULATED_TIME_STAMP);
encapsulatedTimestampElement.setTextContent(Utils.toBase64(token.getEncoded()));
timestampElement.appendChild(encapsulatedTimestampElement);
}
}
