/****************************************************************************
* Copyright (C) 2013 ecsec GmbH.
* All rights reserved.
* Contact: ecsec GmbH (info@ecsec.de)
*
* This file is part of the Open eCard App.
*
* GNU General Public License Usage
* This file may be used under the terms of the GNU General Public
* License version 3.0 as published by the Free Software Foundation
* and appearing in the file LICENSE.GPL included in the packaging of
* this file. Please review the following information to ensure the
* GNU General Public License version 3.0 requirements will be met:
* http://www.gnu.org/copyleft/gpl.html.
*
* Other Usage
* Alternatively, this file may be used in accordance with the terms
* and conditions contained in a signed written agreement between
* you and ecsec GmbH.
*
***************************************************************************/
package org.openecard.crypto.tls.auth;
import java.util.ArrayList;
import java.util.List;
import javax.annotation.Nonnull;
import org.openecard.bouncycastle.crypto.tls.CertificateRequest;
import org.openecard.bouncycastle.crypto.tls.TlsCredentials;
import org.openecard.crypto.common.sal.CredentialNotFound;
import org.openecard.crypto.common.sal.GenericCryptoSigner;
import org.openecard.crypto.common.sal.GenericCryptoSignerFinder;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Implementation of CredentialFactory operating on generic crypto SAL DIDs.
*
* @author Tobias Wich <tobias.wich@ecsec.de>
* @author Dirk Petrautzki <dirk.petrautzki@hs-coburg.de>
*/
public class SmartCardCredentialFactory implements CredentialFactory {
private static final Logger logger = LoggerFactory.getLogger(SmartCardCredentialFactory.class);
private final GenericCryptoSignerFinder finder;
private final List<TlsCredentials> credentials = new ArrayList<TlsCredentials>();
public SmartCardCredentialFactory(@Nonnull GenericCryptoSignerFinder finder) {
this.finder = finder;
}
@Override
public List<TlsCredentials> getClientCredentials(CertificateRequest cr) {
SmartCardSignerCredential cred;
// TODO: clarify if the result needs to be cached or not (remove member in case)
credentials.clear();
try {
// TODO: just one? perhaps return a lazy list with all matches
GenericCryptoSigner result = finder.findFirstMatching(cr);
cred = new SmartCardSignerCredential(result);
credentials.add(cred);
} catch (CredentialNotFound e) {
logger.error("No suitable credential found. Returning empty list.");
}
return credentials;
}
}