/*
* DSS - Digital Signature Services
*
* Copyright (C) 2013 European Commission, Directorate-General Internal Market and Services (DG MARKT), B-1049 Bruxelles/Brussel
*
* Developed by: 2013 ARHS Developments S.A. (rue Nicolas Bové 2B, L-1253 Luxembourg) http://www.arhs-developments.com
*
* This file is part of the "DSS - Digital Signature Services" project.
*
* "DSS - Digital Signature Services" 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.
*
* DSS 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
* "DSS - Digital Signature Services". If not, see <http://www.gnu.org/licenses/>.
*/
package eu.europa.ec.markt.dss.signature.xades;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import eu.europa.ec.markt.dss.DSSUtils;
import eu.europa.ec.markt.dss.DigestAlgorithm;
import eu.europa.ec.markt.dss.exception.DSSException;
import eu.europa.ec.markt.dss.parameter.TimestampParameters;
import eu.europa.ec.markt.dss.signature.SignatureLevel;
import eu.europa.ec.markt.dss.validation102853.CertificateVerifier;
import eu.europa.ec.markt.dss.validation102853.TimestampType;
/**
* This class represents the implementation of XAdES level -X extension.
*
* @version $Revision$ - $Date$
*/
public class XAdESLevelX extends XAdESLevelC {
private static final org.slf4j.Logger LOG = org.slf4j.LoggerFactory.getLogger(XAdESLevelX.class);
/**
* The default constructor for XAdESLevelX.
*/
public XAdESLevelX(CertificateVerifier certificateVerifier) {
super(certificateVerifier);
}
/**
* Adds <SigAndRefsTimeStamp> segment to <UnsignedSignatureProperties><br>
* The time-stamp is placed on the the digital signature (ds:Signature element), the time-stamp(s) present in the
* XAdES-T form, the certification path references and the revocation status references.
* <p/>
* A XAdES-X form MAY contain several SigAndRefsTimeStamp elements, obtained from different TSAs.
*
* @see XAdESLevelC#extendSignatureTag()
*/
@Override
protected void extendSignatureTag() throws DSSException {
/* Go up to -C */
super.extendSignatureTag();
final SignatureLevel signatureLevel = params.getSignatureLevel();
// for XAdES_XL the development is not conform with the standard
if (!xadesSignature.hasXProfile() || SignatureLevel.XAdES_X.equals(signatureLevel) || SignatureLevel.XAdES_XL.equals(signatureLevel)) {
if (SignatureLevel.XAdES_XL.equals(params.getSignatureLevel())) {
final NodeList toRemoveList = xadesSignature.getSigAndRefsTimeStamp();
for (int index = 0; index < toRemoveList.getLength(); index++) {
final Node item = toRemoveList.item(index);
unsignedSignaturePropertiesDom.removeChild(item);
}
}
final TimestampParameters signatureTimestampParameters = params.getSignatureTimestampParameters();
final String canonicalizationMethod = signatureTimestampParameters.getCanonicalizationMethod();
final byte[] timestampX1Data = xadesSignature.getTimestampX1Data(null, canonicalizationMethod);
final DigestAlgorithm timestampDigestAlgorithm = signatureTimestampParameters.getDigestAlgorithm();
final byte[] digestValue = DSSUtils.digest(timestampDigestAlgorithm, timestampX1Data);
createXAdESTimeStampType(TimestampType.VALIDATION_DATA_TIMESTAMP, canonicalizationMethod, digestValue);
}
}
}