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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 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()); } } }