The following publications reference the Sun ONE products, which were recently renamed Sun Java System products. At this time, the previous titles are accurate. Newer publications will reflect the new naming.
Sun ONE Directory Server 5.2 Administration Guide. http://docs.sun.com/db/doc/816-6698-10
Sun ONE Directory Server 5.2 Plug-In API Programming Guide http://docs.sun.com/db/doc/816-6702-10
Sun ONE Directory Server 5.2 Plug-In API Reference http://docs.sun.com/db/doc/816-6701-10
Sun ONE Server Console 5.2 Server Management Guide, Sun Microsystems, Inc., June 2003, 816-6704-10.
Venditti, Nicola. "Writing an Authentication Plug-in for a Sun ONE Directory Server," Sun BluePrints OnLine, March 2003. http://www.sun.com/solutions/blueprints