eu.europa.ec.markt.dss.validation.xades.XAdESOCSPSource.java Source code

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Here is the source code for eu.europa.ec.markt.dss.validation.xades.XAdESOCSPSource.java

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/*
 * DSS - Digital Signature Services
 *
 * Copyright (C) 2011 European Commission, Directorate-General Internal Market and Services (DG MARKT), B-1049 Bruxelles/Brussel
 *
 * Developed by: 2011 ARHS Developments S.A. (rue Nicolas Bov 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.validation.xades;

import eu.europa.ec.markt.dss.signature.xades.XMLUtils;
import eu.europa.ec.markt.dss.validation.ades.SignatureOCSPSource;

import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

import org.apache.commons.codec.binary.Base64;
import org.bouncycastle.ocsp.BasicOCSPResp;
import org.bouncycastle.ocsp.OCSPException;
import org.bouncycastle.ocsp.OCSPResp;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;

/**
 * 
 * Retrieve OCSP values from an XAdES (>XL) signature.
 * 
 *
 * @version $Revision: 1867 $ - $Date: 2013-04-08 13:44:56 +0200 (Mon, 08 Apr 2013) $
 */

class XAdESOCSPSource extends SignatureOCSPSource {

    private Element signatureElement;

    /**
     * 
     * The default constructor for XAdESOCSPSource.
     * 
     * @param signatureElement
     */
    public XAdESOCSPSource(Element signatureElement) {
        this.signatureElement = signatureElement;
    }

    @Override
    public List<BasicOCSPResp> getOCSPResponsesFromSignature() {
        List<BasicOCSPResp> list = new ArrayList<BasicOCSPResp>();

        try {
            NodeList nodeList = (NodeList) XMLUtils.getNodeList(signatureElement,
                    "ds:Object/xades:QualifyingProperties/xades:UnsignedProperties/xades:UnsignedSignatureProperties/xades:RevocationValues/xades:OCSPValues/xades:EncapsulatedOCSPValue");
            for (int i = 0; i < nodeList.getLength(); i++) {
                Element certEl = (Element) nodeList.item(i);
                byte[] derEncoded = Base64.decodeBase64(certEl.getTextContent());
                list.add((BasicOCSPResp) new OCSPResp(derEncoded).getResponseObject());
            }
        } catch (OCSPException e) {
            throw new RuntimeException(e);
        } catch (IOException e) {
            throw new RuntimeException(e);
        }

        return list;
    }
}