So maybe the camel-core can use the 2.4.0 version?
https://github.com/apache/camel/blob/master/parent/pom.xml#L430

On Thu, Jul 23, 2015 at 6:53 PM, Aki Yoshida <elak...@gmail.com> wrote:
> I am wondering if there is a way to avoid this awkward situation.
>
> When you install camel-cxf 2.15.2 feature on a freshly setup karaf
> 3.0.3, it will end up with two versions of ServiceMix Stax API
> bundles.
>
> karaf@root()> feature:repo-add camel 2.15.2
> Adding feature url mvn:org.apache.camel.karaf/apache-camel/2.15.2/xml/features
> karaf@root()> feature:install camel-cxf
> karaf@root()> list -t 0 | grep "Stax API 1.0"
>  67 | Active   |  10 | 2.4.0            | Apache ServiceMix :: Specs
> :: Stax API 1.0
> 132 | Active   |  10 | 2.2.0            | Apache ServiceMix :: Specs
> :: Stax API 1.0
> karaf@root()>
>
>
> This happens because camel's 2.15.2 camel-cxf feature installs cxf's
> 3.0.4 features cxf-core and cxf-spec and the latter installs
> smx-stax-api-1.0 version 2.4.0. Later, this camel-cxf feature also
> installs camel's 2.15.2 features camel-core and xml-spec-api and the
> latter installs smx-stax-api-1.0 version 2.2.0.
>
> If we can have the shared spec feature definition somewhere, we can
> set the range for that feature to get only one installed. So, I think
> that will be helpful.
>
> If we use two features and each is installing individual bundle
> instead of a feature. as in the current situation, the versions for
> the bundles need to be the same to avoid duplicates, I suppose. And
> this will make it hard to use different camel and cxf versions.
>
> I appreciate for your suggestion.
>
> regards, aki



-- 
Claus Ibsen
-----------------
http://davsclaus.com @davsclaus
Camel in Action 2nd edition: http://www.manning.com/ibsen2

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