A quick Google for "FactoryFactory" led me to this wonderful page:

http://ws.apache.org/xmlrpc/apidocs/org/apache/xmlrpc/server...

I know it's a bit unfair to pick on that particular document - but I'm worried as a long recovered abstraction addict to what degree I actually thought things like that were ever a good idea.

Java code is one of those few things that managed to successfully parody itself.