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From Ryan Moquin <fragility...@gmail.com>
Subject Re: performance metrics blueprint vs. declarative services in karaf 3.0.x
Date Tue, 04 Mar 2014 16:24:28 GMT
That's right, you mentioned size before.  My bad, thanks!  I personally
think DS is more confusing, but to each his own.

Ryan
On Mar 4, 2014 11:20 AM, "Jamie G." <jamie.goodyear@gmail.com> wrote:

> Largest advantage is allowing for an even smaller minimal Karaf
> distribution to be made - the full distribution would include the BP
> feature by default.
>
> Other than that there are various discussions abound on DS vs BP. Each
> have their strengths and weaknesses, and developer tastes.
>
> --Jamie
>
> On Tue, Mar 4, 2014 at 12:20 PM, Ryan Moquin <fragility2.0@gmail.com>
> wrote:
> > What's the advantage in switching to DS in Karaf 4.x then?
> >
> > On Mar 4, 2014 2:37 AM, "Achim Nierbeck" <bcanhome@googlemail.com>
> wrote:
> >>
> >> I don't think there are any awailable yet,
> >> and actually I don't expect there to be much of a difference.
> >> Both are basically doing the same thing.
> >> Blueprint does have an extender that will do the wiring for you,
> >> so there might be a "overhead" on the start of the bundle ...
> >> but I don't expect there to be an overhead later on, or at least not
> >> significant.
> >> DS is just a "convenience-wrapper" for standard OSGi technology.
> >> During build-time the BND or what ever will transform the annotations to
> >> Service-Trackers and Service Registrations.
> >>
> >> At the end it boils down to services and service-trackers that are
> >> "hidden" for the user, either by a xml syntax and an extender, or an
> >> annotation and a build time enhancement.
> >>
> >> regards, Achim
> >>
> >>
> >>
> >> 2014-03-03 22:55 GMT+01:00 asookazian2 <asookazian@gmail.com>:
> >>>
> >>> Any info on perf metrics on DS vs. BP?  thx.
> >>>
> >>>
> >>>
> >>> --
> >>> View this message in context:
> >>>
> http://karaf.922171.n3.nabble.com/performance-metrics-blueprint-vs-declarative-services-in-karaf-3-0-x-tp4032028.html
> >>> Sent from the Karaf - User mailing list archive at Nabble.com.
> >>
> >>
> >>
> >>
> >> --
> >>
> >> 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/>
> >>
> >> Software Architect / Project Manager / Scrum Master
> >>
> >
>

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