org.cesecore.certificates.certificate.certextensions.standard.SubjectAltNames.java Source code

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Here is the source code for org.cesecore.certificates.certificate.certextensions.standard.SubjectAltNames.java

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/*************************************************************************
 *                                                                       *
 *  CESeCore: CE Security Core                                           *
 *                                                                       *
 *  This software 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 any later version.                    *
 *                                                                       *
 *  See terms of license at gnu.org.                                     *
 *                                                                       *
 *************************************************************************/
package org.cesecore.certificates.certificate.certextensions.standard;

import java.security.PublicKey;

import org.apache.log4j.Logger;
import org.bouncycastle.asn1.ASN1Encodable;
import org.bouncycastle.asn1.x509.Extension;
import org.bouncycastle.asn1.x509.GeneralNames;
import org.cesecore.certificates.ca.CA;
import org.cesecore.certificates.ca.internal.CertificateValidity;
import org.cesecore.certificates.certificateprofile.CertificateProfile;
import org.cesecore.certificates.endentity.EndEntityInformation;
import org.cesecore.util.CertTools;

/**
 * Class for standard X509 certificate extension. 
 * See rfc3280 or later for spec of this extension.
 * 
 * @version $Id: SubjectAltNames.java 18904 2014-05-07 06:51:21Z aveen4711 $
 */
public class SubjectAltNames extends StandardCertificateExtension {
    private static final Logger log = Logger.getLogger(SubjectAltNames.class);

    @Override
    public void init(final CertificateProfile certProf) {
        super.setOID(Extension.subjectAlternativeName.getId());
        super.setCriticalFlag(certProf.getSubjectAlternativeNameCritical());
    }

    @Override
    public ASN1Encodable getValue(final EndEntityInformation subject, final CA ca,
            final CertificateProfile certProfile, final PublicKey userPublicKey, final PublicKey caPublicKey,
            CertificateValidity val) {
        GeneralNames ret = null;
        String altName = subject.getSubjectAltName();
        if (certProfile.getUseSubjectAltNameSubSet()) {
            altName = certProfile.createSubjectAltNameSubSet(altName);
        }
        if ((altName != null) && (altName.length() > 0)) {
            ret = CertTools.getGeneralNamesFromAltName(altName);
        }
        if (ret == null) {
            if (log.isDebugEnabled()) {
                log.debug("No altnames trying to make SubjectAltName extension: " + altName);
            }
        }
        return ret;
    }
}