"kabir.khan(a)jboss.com" wrote : I | As you can see I am not using MDR at all yet at this stage. Where do you see MDR fitting in? Is the idea to add all contexts that have a qualifier to somewhere in MDR and to be able to query that to avoid iterating over all contexts, or do you have something else in mind? I think I am missing what you guys mean by filtering in that other thread Aha :-) I found page 2&3 of the discussion. I guess you mean something similar to ServiceTracker? To clarify, do you have any examples of what OSGi needs? View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4266588#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...