On Mon, Sep 7, 2015 at 9:25 AM, Achim Nierbeck <[email protected]> wrote: > hmm, must have overseen that sentence: > >> The onl difference in >> bundle inventory from blueprint to DS is the addition of the >> compendium jar, which is not even loaded by loading up CXF. > > > actually it's no good idea to include that, and afaik all of the felix > bundles already provide all of the needed > compendium packages. > So remove that one, cause that will make trouble and that's for sure :-)
So, 'scope provided'? I'll try that before I go out for the walk. > > regards, Achim > > > 2015-09-07 15:20 GMT+02:00 Benson Margulies <[email protected]>: >> >> Achim and David, >> >> I am not currently using the most recent felix resolver; that requires >> building the trunk of Karaf with a patch. >> >> Over on the Karaf list, I'm pestering Achim with the following situation: >> >> I have, now, a working version of my system which is 100% blueprint. >> (I did solve the problem which started all of this.) Nevertheless, you >> and others make a convincing case for DS, so I decided to try to move >> to DS. >> >> To start, I picked a bundle that has no use of CXF -- it just consumes >> a service and registers a service. The service it consumes has no >> Provide-Capability in its metadata. >> >> I: >> >> * removed the blueprint metadata, >> * added a dependency on the compendium jar (5.0.0) >> * added the DS annotations >> * added -dsannotations: * for bnd. >> >> In Karaf, I install the prerequisites, which have not changed. Then I >> install the DS service. I feared that I'd get a wiring error due to >> the Require-Capability. But I don't. Instead, Karaf (very noisily) >> restarts the CXF bundles that are already there. The onl difference in >> bundle inventory from blueprint to DS is the addition of the >> compendium jar, which is not even loaded by loading up CXF. >> >> If I then install an (unchanged) bundle that uses blueprint and >> consumes the DS service, I get an NPE in the Karaf resolver. >> >> I think I'm going to go take a walk and then try to produce an open >> source test case for this hysteria. >> >> --benson >> >> >> >> >> >> On Mon, Sep 7, 2015 at 9:06 AM, Achim Nierbeck <[email protected]> >> wrote: >> > The felix-resolver does actually look for those Require-Capabilities and >> > throws an error if they can't be met. >> > Now karaf uses this resolver to resolve all features, and therefore will >> > run >> > into the same issue when installing a feature as installing a bundle. >> > >> > regards, Achim >> > >> > >> > 2015-09-07 15:04 GMT+02:00 David Jencks <[email protected]>: >> >> >> >> I think you mean @Reference? >> >> >> >> I was a bit worried about including those Require-Capability for >> >> services, >> >> but the people on the spec committee who understand resolving more >> >> than me >> >> said that it would not be used at runtime but only to sort of plan what >> >> set >> >> of bundles would be a good idea to run together. I wouldn’t rule out >> >> this >> >> causing the NPE however. Do you/Karaf have the latest felix resolver >> >> installed? >> >> >> >> BTW Felix DS includes a gogo and a normal shell command. I wouldn’t >> >> think this would cause a restart — it seems to me that this would >> >> indicate a >> >> non-osgi-friendly console — but I don’t know how the karaf console is >> >> set >> >> up. >> >> >> >> hope you continue making progress :-) >> >> >> >> david jencks >> >> >> >> > On Sep 7, 2015, at 8:52 AM, Benson Margulies <[email protected]> >> >> > wrote: >> >> > >> >> > David, I note that the use of an @Requirement leads to a >> >> > Require-Capability in the manifest. In one case, I need to consume a >> >> > service which is registered by a boring old Activator class in a >> >> > bundle I do not control, and which does not have the corresponding >> >> > Provide-Capability. I haven't seen a wiring error yet, but this may >> >> > be >> >> > related to an NPE in the Karaf resolver that afflicts me. >> >> > >> >> > >> >> > On Sun, Sep 6, 2015 at 9:46 PM, Benson Margulies >> >> > <[email protected]> >> >> > wrote: >> >> >> So, the good news is that I read the spec, I followed you hints, and >> >> >> I >> >> >> converted a simple bundle of mine from blueprint to DS. >> >> >> >> >> >> The bad news is that Karaf 4.0.1 was unable to start up with a >> >> >> combination of aries-blueprint and scr enabled. I am going to see if >> >> >> the Karaf folks can give me a path through that before I try >> >> >> converting _all_ my services all at once. >> >> >> > >> > >> > >> > -- >> > >> > Apache Member >> > Apache Karaf <http://karaf.apache.org/> Committer & PMC >> > OPS4J Pax Web <http://wiki.ops4j.org/display/paxweb/Pax+Web/> Committer >> > & >> > Project Lead >> > blog <http://notizblog.nierbeck.de/> >> > Co-Author of Apache Karaf Cookbook <http://bit.ly/1ps9rkS> >> > >> > Software Architect / Project Manager / Scrum Master >> > > > > > > -- > > Apache Member > Apache Karaf <http://karaf.apache.org/> Committer & PMC > OPS4J Pax Web <http://wiki.ops4j.org/display/paxweb/Pax+Web/> Committer & > Project Lead > blog <http://notizblog.nierbeck.de/> > Co-Author of Apache Karaf Cookbook <http://bit.ly/1ps9rkS> > > Software Architect / Project Manager / Scrum Master >
