eu.europa.esig.dss.tsl.parsing.ParsingUtils 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.tsl.parsing;
import eu.europa.esig.dss.model.tsl.OtherTSLPointer;
import eu.europa.esig.dss.model.x509.CertificateToken;
import eu.europa.esig.dss.spi.x509.CertificateSource;
import eu.europa.esig.dss.spi.x509.CommonCertificateSource;
import eu.europa.esig.dss.tsl.dto.ParsingCacheDTO;
import eu.europa.esig.dss.utils.Utils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.List;
/**
* Contains utils for LOTL/TL parsing
*
*/
public class ParsingUtils {
private static final Logger LOG = LoggerFactory.getLogger(ParsingUtils.class);
/**
* Empty constructor
*/
private ParsingUtils() {
// empty
}
/**
* Extracts XML LOTL Pointer from a parsing cache of a pivot
* @param parsingCacheDTO {@link ParsingCacheDTO} to extract value from
* @return {@link OtherTSLPointer} XML LOTL Pointer
*/
public static OtherTSLPointer getXMLLOTLPointer(final ParsingCacheDTO parsingCacheDTO) {
int nbLOTLPointersInPivot = 0;
if (parsingCacheDTO != null && parsingCacheDTO.isResultExist()) {
List lotlOtherPointers = parsingCacheDTO.getLotlOtherPointers();
nbLOTLPointersInPivot = Utils.collectionSize(lotlOtherPointers);
if (nbLOTLPointersInPivot == 1) {
return lotlOtherPointers.get(0);
}
} else {
LOG.warn("The provided parsing cache DTO is null or does not exist!");
}
LOG.warn("Unable to find the XML LOTL Pointer in the pivot (nb occurrences : {}). Must be one occurence!", nbLOTLPointersInPivot);
return null;
}
/**
* This class extracts a SDIs present in a OtherTSLPointer to a {@code CertificateSource}
*
* @param currentLOTLPointer {@link OtherTSLPointer} to extract SDIs from
* @return {@link CertificateSource}
*/
public static CertificateSource getLOTLAnnouncedCertificateSource(OtherTSLPointer currentLOTLPointer) {
CertificateSource certificateSource = new CommonCertificateSource();
for (CertificateToken certificate : currentLOTLPointer.getSdiCertificates()) {
certificateSource.addCertificate(certificate);
}
return certificateSource;
}
}