> I've now made some minor corrections to the API and checked them in. I've > also checked in the additions to the PMF. There is also an implementation > of PMF.newMetadata > PMF.registerMetadata > in DataNucleus SVN trunk.
and the API itself has an introduction doc at http://datanucleus.blogspot.com/2009/01/jdo-23-metadata-api.html -- Andy (DataNucleus - http://www.datanucleus.org)