/*
 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * 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.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

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 PKIXCertPathChecker implementation to check whether a specified certificate is distrusted.
See Also:
  • PKIXCertPathChecker
  • PKIXParameters
/** * 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
/** * 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()); } } }