sun.security.provider.certpath.PKIXCertPathValidator

PKIXCertPathValidator.java

  245           try {
  246               X509CertImpl firstCertImpl = X509CertImpl.toImpl(firstCert);
  247               issuerSelector.parseAuthorityKeyIdentifierExtension(
  248                           firstCertImpl.getAuthorityKeyIdentifierExtension());
  249   
  250               worthy = issuerSelector.match(trustedCert);
  251           } catch (Exception e) {
  252               // It is not worth trying.
  253           }