As seems typical with everything java.net so far, instructions are wrong, links outdated, and following ‘how-to’s doesn’t quite get you where you’re trying to go.
While trying to do a SVN checkout of the hdcookbook stuff, i followed about 5 bad links before finding this post.
Here is a current working repo url:
https://svn.java.net/svn/hdcookbook~svn/trunk