Here’s something nerdy: nerds.

Speaking of nerdy, does anybody know a good Java XML library which can parse XML schemas (WSDLs, really) and generate a semantical model + template XMLs?

I don’t just want to generate a template, I want to be able to do so programmatically, and to present the template as a tree allowing a user can to values for the various fields, preferably with an understanding that some field is a number/enum/boolean/….