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From Jean-Baptiste Onofré ...@nanthrax.net>
Subject Re: Apache Karaf 2.3 - And spring in the out of the box features files
Date Thu, 10 Jan 2013 12:54:54 GMT
Thanks guys,

Freeman, let me know if you need any help.

Regards
JB

On 01/10/2013 09:29 AM, Freeman Fang wrote:
> Thanks Claus,
>
> I'm on it.
> -------------
> Freeman(Yue) Fang
>
> Red Hat, Inc.
> FuseSource is now part of Red Hat
> Web: http://fusesource.com | http://www.redhat.com/
> Twitter: freemanfang
> Blog: http://freemanfang.blogspot.com
> http://blog.sina.com.cn/u/1473905042
> weibo: @Freeman小屋
>
> On 2013-1-10, at 下午4:25, Claus Ibsen wrote:
>
>> On Sat, Jan 5, 2013 at 12:25 PM, Freeman Fang <freeman.fang@gmail.com> wrote:
>>> Hi Claus,
>>>
>>> I'm +1 for this change, could you please file a jira to track it?
>>
>> I logged a ticket
>> https://issues.apache.org/jira/browse/KARAF-2105
>>
>> Freeman or Jean if any of you got free cycles. Then it would be great
>> to work on this.
>> And get a SNAPSHOT .tar ball of karaf 2.3.x. Then I can help give that
>> a test drive
>> with the Camel 2.11 SNAPSHOT, to see if its fixed.
>>
>>
>>
>>> Thanks
>>> -------------
>>> Freeman(Yue) Fang
>>>
>>> Red Hat, Inc.
>>> FuseSource is now part of Red Hat
>>> Web: http://fusesource.com | http://www.redhat.com/
>>> Twitter: freemanfang
>>> Blog: http://freemanfang.blogspot.com
>>> http://blog.sina.com.cn/u/1473905042
>>> weibo: @Freeman小屋
>>>
>>> On 2013-1-5, at 下午7:11, Claus Ibsen wrote:
>>>
>>>> Hi
>>>>
>>>> In the Apache Karaf 2.3.0 distribution, there is a standard features
>>>> file which has a number of spring features.
>>>>
>>>> Take a look in this file:
>>>> http://repo2.maven.org/maven2/org/apache/karaf/assemblies/features/standard/2.3.0/standard-2.3.0-features.xml
>>>>
>>>> Notice that there is 3 different spring versions supported
>>>> - 2.5.6
>>>> - 3.0
>>>> - 3.1
>>>>
>>>> The first two (2.5.6 and 3.0) have the same name "spring" but differs
>>>> in the version attribute.
>>>> And only Spring 3.1 has its own feature name "spring31".
>>>>
>>>> This is a very unfortunately problem, as it makes it much header to
>>>> re-use the Karaf features for
>>>> referring to Spring.
>>>>
>>>> So for example in Apache Camel we do that. But it makes it impossible
>>>> for us to refer to Spring 3.1 as our choice.
>>>>
>>>> Or better yet, we want to say
>>>> <feature version="[3.1,4)">spring</feature>
>>>>
>>>> eg to refer to the "spring" feature with the version range of Spring
>>>> 3.1 or better.
>>>>
>>>> Today we have to hardcode the name
>>>> <feature version="[3.1,4)">spring31</feature>
>>>>
>>>> So we can do this in Apache Camel, but then we are locked down on
>>>> Spring 3.1. And people want to use Spring 3.2
>>>> is left out in the dark.
>>>>
>>>> And the 2nd problem is that when you install spring-dm, then you
>>>> cannot pick the Spring version you want, but instead
>>>> as it does it wrong:
>>>>
>>>> <feature name="spring-dm" description="Spring DM support"
>>>> version="1.2.1" resolver="(obr)">
>>>> <feature version="[2.5.6,4)">spring</feature>
>>>>
>>>> Notice that spring-dm refers to a feature with the name "spring". But
>>>> Karaf only offers this name as Spring 2.5 or 3.0.
>>>> So if you install spring-dm you force installing Spring 3.0 also.
>>>>
>>>> So that mean you end up having both Spring 3.0 and 3.1. And that is
>>>> not what you want.
>>>>
>>>> [  60] [Active     ] [            ] [       ] [   50] camel-core
>>>> (2.11.0.SNAPSHOT)
>>>> [  61] [Active     ] [Created     ] [       ] [   50]
>>>> camel-karaf-commands (2.11.0.SNAPSHOT)
>>>> [  62] [Active     ] [Created     ] [       ] [   50] camel-blueprint
>>>> (2.11.0.SNAPSHOT)
>>>> [  63] [Active     ] [            ] [       ] [   30] Apache
>>>> ServiceMix :: Bundles :: aopalliance (1.0.0.6)
>>>> [  64] [Active     ] [            ] [       ] [   30] Spring Core
>>>> (3.1.2.RELEASE)
>>>> [  65] [Active     ] [            ] [       ] [   30] Spring ASM (3.1.2.RELEASE)
>>>> [  66] [Active     ] [            ] [       ] [   30] Spring
>>>> Expression Language (3.1.2.RELEASE)
>>>> [  67] [Active     ] [            ] [       ] [   30] Spring Beans
>>>> (3.1.2.RELEASE)
>>>> [  68] [Active     ] [            ] [       ] [   30] Spring AOP (3.1.2.RELEASE)
>>>> [  69] [Active     ] [            ] [       ] [   30] Spring Context
>>>> (3.1.2.RELEASE)
>>>> [  70] [Active     ] [            ] [       ] [   30] Spring Context
>>>> Support (3.1.2.RELEASE)
>>>> [  71] [Active     ] [            ] [       ] [   30] Spring
>>>> Transaction (3.1.2.RELEASE)
>>>> [  72] [Active     ] [            ] [       ] [   80]
>>>> geronimo-jta_1.1_spec (1.1.1)
>>>> [  73] [Active     ] [            ] [       ] [   30] Spring Core
>>>> (3.0.7.RELEASE)
>>>> [  74] [Active     ] [            ] [       ] [   30] Spring ASM (3.0.7.RELEASE)
>>>> [  75] [Active     ] [            ] [       ] [   30] Spring
>>>> Expression Language (3.0.7.RELEASE)
>>>> [  76] [Active     ] [            ] [       ] [   30] Spring Beans
>>>> (3.0.7.RELEASE)
>>>> [  77] [Active     ] [            ] [       ] [   30] Spring AOP (3.0.7.RELEASE)
>>>> [  78] [Active     ] [            ] [       ] [   30] Spring Context
>>>> (3.0.7.RELEASE)
>>>> [  79] [Active     ] [            ] [       ] [   30] Spring Context
>>>> Support (3.0.7.RELEASE)
>>>> [  80] [Active     ] [            ] [       ] [   30] Apache
>>>> ServiceMix :: Bundles :: cglib (2.2.2.1)
>>>> [  81] [Active     ] [            ] [       ] [   30] spring-osgi-io (1.2.1)
>>>> [  82] [Active     ] [            ] [       ] [   30] spring-osgi-core (1.2.1)
>>>> [  83] [Active     ] [            ] [       ] [   30]
>>>> spring-osgi-extender (1.2.1)
>>>> [  84] [Active     ] [            ] [       ] [   30]
>>>> spring-osgi-annotation (1.2.1)
>>>>
>>>>
>>>>
>>>> So I suggest that this is fixed so the Karaf features will use the
>>>> name "spring" for all its spring features.
>>>> And then use version ranges.
>>>>
>>>> Then people can pick the spring version of choice.
>>>>
>>>> And as Spring 3.2 is GA I also suggest to add that Spring as a version
>>>> that comes out of the box.
>>>>
>>>>
>>>> Would this be possible to fix in a Karaf 2.3.1 release?
>>>> Otherwise we cannot offer easy of use with Karaf and Camel anymore.
>>>>
>>>>
>>>>
>>>> --
>>>> Claus Ibsen
>>>> -----------------
>>>> Red Hat, Inc.
>>>> FuseSource is now part of Red Hat
>>>> Email: cibsen@redhat.com
>>>> Web: http://fusesource.com
>>>> Twitter: davsclaus
>>>> Blog: http://davsclaus.com
>>>> Author of Camel in Action: http://www.manning.com/ibsen
>>>
>>
>>
>>
>> --
>> Claus Ibsen
>> -----------------
>> Red Hat, Inc.
>> FuseSource is now part of Red Hat
>> Email: cibsen@redhat.com
>> Web: http://fusesource.com
>> Twitter: davsclaus
>> Blog: http://davsclaus.com
>> Author of Camel in Action: http://www.manning.com/ibsen
>
>

-- 
Jean-Baptiste Onofré
jbonofre@apache.org
http://blog.nanthrax.net
Talend - http://www.talend.com

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