/*
* Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
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* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code 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 General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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package sun.security.provider.certpath;
import java.security.cert.Certificate;
import java.security.cert.X509Certificate;
import java.security.cert.CertPathValidatorException;
import java.security.cert.PKIXCertPathChecker;
import java.util.Set;
import java.util.Collection;
import sun.security.util.Debug;
import sun.security.util.UntrustedCertificates;
/**
* A <code>PKIXCertPathChecker</code> implementation to check whether a
* specified certificate is distrusted.
*
* @see PKIXCertPathChecker
* @see PKIXParameters
*/
final public class UntrustedChecker extends PKIXCertPathChecker {
private static final Debug debug = Debug.getInstance("certpath");
/**
* Default Constructor
*/
public UntrustedChecker() {
// blank
}
@Override
public void init(boolean forward) throws CertPathValidatorException {
// Note that this class supports both forward and reverse modes.
}
@Override
public boolean isForwardCheckingSupported() {
// Note that this class supports both forward and reverse modes.
return true;
}
@Override
public Set<String> getSupportedExtensions() {
return null;
}
@Override
public void check(Certificate cert,
Collection<String> unresolvedCritExts)
throws CertPathValidatorException {
X509Certificate currCert = (X509Certificate)cert;
if (UntrustedCertificates.isUntrusted(currCert)) {
if (debug != null) {
debug.println("UntrustedChecker: untrusted certificate " +
currCert.getSubjectX500Principal());
}
throw new CertPathValidatorException(
"Untrusted certificate: " + currCert.getSubjectX500Principal());
}
}
}