On 02.07.2010, at 19:03, Henrik Niehaus wrote:
> Am 01.07.2010 19:40, schrieb Clement Escoffier:
>> Hi,
>>
>> On 01.07.2010, at 18:39, Henrik Niehaus wrote:
>>
>>> Hi,
>>>
>>> I'm wondering, if there is a way to detect, when all services of a
>>> component are registered. E.g. I have a component, which provides the
>>> service ResourceBundleProvider
>>>
>>> <snip>
>>> @Component
>>> @Provides
>>> public class DmaxParser implements IWebParser, ResourceBundleProvider {
>>>
>>> @Requires
>>> private Messages i18n;
>>> </snap>
>>>
>>> ResourceBundleProvider is consumed by another bundle, which aggregates
>>> all ResourceBundleProviders and creates one big i18n registry. This
>>> registry is also a service called Messages. As you can see, this service
>>> is injected DmaxParser.
>>>
>>> In the start method of DmaxParser I now want to use the messages service
>>> for i18n. But it may happen, that the start method is called before the
>>> ResourceBundleProvider service has been added to the Messages service.
>>> That results in missing translations in the start method. It would be
>>> great, if could get a callback or something, which tells me, that all
>>> services have been registered. Is there a way to realize that or do I
>>> have to rethink my design?
>>
>> iPOJO 1.6.2 supports a post registration callback called when the service
>> registration is done.
>> @PostRegistration
>> public void registered(ServiceReference ref) {
>> System.out.println("Registered");
>> }
>> More details available here :
>> http://felix.apache.org/site/providing-osgi-services.html#ProvidingOSGiservices-Beingnotifiedoftheserviceregistrationandunregistration
>>
>> Regards,
>>
>> Clement
>>
>>>
>>> Cheers
>>> Henrik
>>>
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>>>
>>
>>
>
> Thanks for the hint. I didn't find it on the website. I have had a look
> at the reference card, but the PostRegistration annotation is not
> mentioned there. Probably because it's too young to make it there ;)
Or maybe because I forgot :-) I just did it. Will be available after the next
synchronization.
Regards,
Clement
>
>
> Thanks,
> Henrik
>
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