eu.europa.esig.dss.spi.validation.OCSPFirstRevocationDataLoadingStrategy Maven / Gradle / Ivy
/**
* 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.spi.validation;
import eu.europa.esig.dss.model.x509.CertificateToken;
import eu.europa.esig.dss.spi.x509.revocation.RevocationToken;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* This class fetches firstly OCSP token response, if not available, tries CRL and returns the first succeeded result
*
* NOTE: This implementation is use by default for revocation retrieving
*
*/
public class OCSPFirstRevocationDataLoadingStrategy extends RevocationDataLoadingStrategy {
private static final Logger LOG = LoggerFactory.getLogger(OCSPFirstRevocationDataLoadingStrategy.class);
/**
* Default constructor
*/
public OCSPFirstRevocationDataLoadingStrategy() {
// empty
}
@Override
@SuppressWarnings("rawtypes")
public RevocationToken getRevocationToken(CertificateToken certificateToken, CertificateToken issuerToken) {
RevocationToken ocspToken = checkOCSP(certificateToken, issuerToken);
if (ocspToken != null && isAcceptableToken(ocspToken)) {
return ocspToken;
}
RevocationToken crlToken = checkCRL(certificateToken, issuerToken);
if (crlToken != null && isAcceptableToken(crlToken)) {
return crlToken;
}
if (ocspToken == null && crlToken == null && LOG.isDebugEnabled()) {
LOG.debug("There is no response for {} neither from OCSP nor from CRL!", certificateToken.getDSSIdAsString());
}
if (fallbackEnabled) {
// return first successful result
return ocspToken != null ? ocspToken : crlToken;
}
return null;
}
}