I think knowing the context is probably helpful, but I think the resolve probably wants to know the service exists so you can reference the service from blueprint and have the resolve work and the application can install.
Alasdair On 27 Sep 2010, at 20:13, Joe Bohn <[email protected]> wrote: > That's similar to my scenario. In my case I'm trying to get the bundle-id of > the bundle that is being parsed and use that to register a service. The > bundle-id isn't even available when the parsing is initiated by the > application code - so I effectively want to do a no-op when this is initiated > from the application code. I may need to come up with a way to understand > the context of when this is being invoked. > > Joe > > On 9/27/10 2:55 PM, David Jencks wrote: >> Does this behavior mean that an EBA can't package a namespace handler that >> one of its other bundles uses? Is this prohibited or even a bad idea for >> other reasons? >> >> thanks >> david jencks >> >> On Sep 27, 2010, at 11:39 AM, Alasdair Nottingham wrote: >> >>> No, it is so the resolver can resolve dangling service references, >>> installing the bundles would be bad because it would violate the contract >>> of the Aries application installer which allows you to resolve without >>> installing the application. Also when we are installing in an isolated way >>> we need to know the resolution prior to installation, so we would need to >>> install, uninstall then reinstall. >>> >>> Your namespace handler must cope, what is the problem? >>> >>> Alasdair >>> >>> On 27 Sep 2010, at 19:34, Joe Bohn<[email protected]> wrote: >>> >>>> >>>> Can you be more specific on the need for the EBA installer to parse the >>>> blueprint xml? Is it to validate that services exported by the EBA are >>>> actually defined in some bundle? >>>> >>>> If that is the case, then would it be possible to install the bundle(s) >>>> first and validate exported services against those registered by the >>>> various bundles? >>>> >>>> Joe >>>> >>>> >>>> On 9/27/10 2:16 PM, Alasdair Nottingham wrote: >>>>> Hi, >>>>> >>>>> I think the simple answer is probably yes. I think it is called once to >>>>> know how to resolve the application, and the second time because we have >>>>> installed the framework. >>>>> >>>>> Alasdair >>>>> >>>>> On 27 Sep 2010, at 19:02, Joe Bohn<[email protected]> wrote: >>>>> >>>>>> >>>>>> When processing an application (EBA) we parse all of the blueprint.xml >>>>>> (including custom namespaces) as part of the application processing for >>>>>> all bundles within the EBA. The net result is that we do all of this >>>>>> parsing twice because we also must parse and processes the information >>>>>> in the BlueprintContainer. >>>>>> >>>>>> Why is it necessary to parse the blueprint.xml during EBA installation >>>>>> in the application module? >>>>>> >>>>>> I stumbled on this because I was making some modifications to a custom >>>>>> namespace handler and noticed that it was being invoked twice for the >>>>>> same elements. It seems that this is not desirable. Should all >>>>>> namespace handlers be coded in such a way that they can be invoked >>>>>> multiple times for the exact same elements? >>>>>> >>>>>> -- >>>>>> Joe >>>>> >> >> > > > -- > Joe
