Hi I added some documentation on BundleResourceProvider [1] and ResourceDecorator [2]. Please feel free to correct me if something is wrong or unclear.
[1] http://sling.apache.org/site/bundle-resources-extensionsbundleresource.html [2] https://cwiki.apache.org/confluence/display/SLINGxSITE/Wrap+or+Decorate+Resources best regards mike