[slf4j-dev] OSGi support in slf4j

[Heiko Seeberger]

Ceki, Hugues,

Any comments on my work?
Should I proceed that way for the other modules?

Heiko

On 16 September 2010 10:11, Heiko Seeberger
<heiko.seeberger at googlemail.com>wrote:

> Folks,
>
> My first shot at OSGi work for slf4j-api can be taken from here (not yet
> ready for pulling into the main repo):
> http://github.com/weiglewilczek/slf4j/tree/osgi
>
> Now the Felix Bundle plugin creates the manifest. It looks like below (not
> the plain manifest, but the output of analyzing with BND). As you can see
> all the issues I recently brought up are addressed, e.g. naming convention
> for Bundle-Symbolicname, execution environment bumped up to 1.4, etc.
>
> As all the logging backends are fragments I excluded org.slf4j.impl package
> from imported packages. This means you can install the slf4j-api bundle in
> an OSGi container successfully without a backend. Not sure whether this is
> what we want.
>
> Very important: The whole build still succeeds.
>
> What do you think? Can we proceed this way?
>
> Heiko
>
>
> slf4j$ bnd print slf4j-api/target/slf4j-api-1.6.2-SNAPSHOT.jar
> +++ Starting BND +++
> [MANIFEST slf4j-api-1.6.2-SNAPSHOT.jar]
> Bnd-LastModified                        1284623539661
>
> Build-Jdk                               1.6.0_20
>
> Built-By                                hseeberger
>
> Bundle-Description                      The slf4j API
>
> Bundle-DocURL                           http://www.qos.ch
>
> Bundle-License
> http://www.opensource.org/licenses/mit-license.php
> Bundle-ManifestVersion                  2
>
> Bundle-Name                             SLF4J API Module
>
> Bundle-RequiredExecutionEnvironment     J2SE-1.4
>
> Bundle-SymbolicName                     org.slf4j.api
>
> Bundle-Vendor                           QOS.ch
>
> Bundle-Version                          1.6.2.SNAPSHOT
>
> Created-By                              Apache Maven Bundle Plugin
>
> Export-Package
>  org.slf4j.spi;uses:="org.slf4j";version="1.6.2.SNAPSHOT",org.slf4j.helpers;uses:="org.slf4j.spi,org.slf4j";version="1.6.2.SNAPSHOT",org.slf4j;uses:="org.slf4j.helpers,org.slf4j.spi";version="1.6.2.SNAPSHOT"
> Ignore-Package                          org.slf4j.impl
>
> Implementation-Title                    slf4j-api
>
> Import-Package
>  org.slf4j;version="[1.6.2.SNAPSHOT,1.7)",org.slf4j.helpers;version="[1.6.2.SNAPSHOT,1.7)",org.slf4j.spi;version="[1.6.2.SNAPSHOT,1.7)"
> Manifest-Version                        1.0
>
> Tool                                    Bnd-0.0.357
>
>
> [IMPEXP]
> Export-Package
>   org.slf4j                             {version=1.6.2.SNAPSHOT}
>   org.slf4j.helpers                     {version=1.6.2.SNAPSHOT}
>   org.slf4j.spi                         {version=1.6.2.SNAPSHOT}
>
> [USES]
> org.slf4j                               org.slf4j.helpers
>                                         org.slf4j.impl
>                                         org.slf4j.spi
> org.slf4j.helpers                       org.slf4j
>                                         org.slf4j.spi
> org.slf4j.spi                           org.slf4j
>
>


-- 
Heiko Seeberger

Company: weiglewilczek.com
Blog: heikoseeberger.name
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