protected Map<String, List<Object>> extractPersonAttributes(final X509Certificate certificate) {
        return x509AttributeExtractor.extractPersonAttributes(certificate);
    }
Extract various attributes from the certificate about the person.
This method is here for backwards compatibility with deployments that overrode this method.

@param certificate X509 Certificate
@return Map of the attributes
support/cas-server-support-x509-core/src/main/java/org/apereo/cas/adaptors/x509/authentication/principal/AbstractX509PrincipalResolver.java