Denigrated result of calling certificate.getSubjectDN() method.
Javadocs designate this method as "denigrated" for not being portable and/or not being well defined.
It is what has been used by CAS for a long time so it remains the default.
RFC 1779 String format of Distinguished Names.
Calls X500Principal.getName("RFC1779") which emits a subject DN with the attribute keywords defined
in RFC 1779 (CN, L, ST, O, OU, C, STREET). Any other attribute type is emitted as an OID.
RFC 2253 String format of Distinguished Names.
Calls X500Principal.getName("RFC2253") which emits a subject DN with the attribute keywords defined in
RFC 2253 (CN, L, ST, O, OU, C, STREET, DC, UID). Any other attribute type is emitted as an OID.
Canonical String format of Distinguished Names.
Calls X500Principal.getName("CANONICAL" which emits a subject DN that starts with RFC 2253 and applies
additional canonicalizations described in the javadoc.
Returns the enum constant of this class with the specified name.
The string must match exactly an identifier used to declare an
enum constant in this class. (Extraneous whitespace characters are
not permitted.)
Parameters:
name - the name of the enum constant to be returned.