Hi Jeremias,
thank you for outlining the current situation. If I understood you correctly a)
fop won't work without modifications in an OSGI environment and b) there is no
quick fix to resolve that. Is that correct? Can we help you in your efforts?
With kind regards
Maruan
Am 22.09.2012 um 13:35 schrieb Jeremias Maerki:
> Hi,
> I've been running FOP in Felix for about 3 years now, although I haven't
> had time to polish and publish the necessary adjustments.
>
> The problem is that the META-INF/services-based plug-in lookup approach
> doesn't work well with OSGi. I've recently migrated my first (flawed) approach
> [1] to a new one which is using Apache Aries SPIFly for plug-in
> detection and publication and I've rewritten my service discovery
> abstraction to leverage that. I've been in contact [2] with the Aries
> team to donate that last part but so far it's still waiting for a review.
> If it takes much longer I'll publish it myself. Publishing the necessary
> adjustments for XGC, Batik and FOP are a different story. I hope I'll
> find time at some point. The refactoring is still work in progress.
>
> [1] http://www.jeremias-maerki.ch/development/osgi/jar-services.html
> [2] http://aries.markmail.org/thread/qsfxgj2mkw5zybiu
>
> Jeremias Maerki
>
>
> On 20.09.2012 09:40:02 Maruan Sahyoun wrote:
>> Hi there,
>>
>> we are trying to use fop, as part of camel-fop, inside an OSGI container
>> Apache Karaf. Using fop (1.1) and camel-fop (2.10) works just fine. But as
>> soon as we are trying to use that from within Apache Karaf (we are using the
>> fop ServiceMix bundles) there seems to be an issue with fop finding it's
>> renderers as we got the following error message
>>
>> java.lang.UnsupportedOperationException: Don't know how to handle
>> "application/pdf" as an output format. Neither an FOEventHandler, nor a
>> Renderer could be found for this output format.
>> at
>> org.apache.fop.render.RendererFactory.createFOEventHandler(RendererFactory.java:361)[72:org.apache.servicemix.bundles.fop:1.0.0.2]
>>
>> I looked through a number of posts related to OSGI and fop but at that point
>> in time I'm not sure about the current state if it should be possible to run
>> fop inside an OSGI container or not.
>>
>> Has someone managed to get a similar configuration to work? Has someone got
>> fop working inside on OSGI container (ideally Apapche Felix, Apache Karaf or
>> Apache ServiceMix)?
>>
>> Thank's in advance for any hints.
>>
>> Maruan Sahyoun
>
>
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