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From Simon Nash <n...@apache.org>
Subject Re: Webapp Configuration: with multiple Contribution / Composites
Date Sun, 03 Apr 2011 14:26:21 GMT
Monosij Dutta-Roy wrote:
> 
> New to Tuscany and following SCA in Action. Have a question on a webapp 
> I created using the Maven tasks.
> The webapp works fine as a single composite - broken up by several 
> components.
> ------------------------
> However when I create several composites (different contributions using 
> Maven tasks) and wire them together - again webapp compiles and sets up 
> in Jetty fine. When I hit a component that has a reference in a separate 
> composite I get an error as below:
> ------------------------
> Problem accessing /qmApp/. Reason:
>     org.oasisopen.sca.SCARuntimeException: Unable to bind 
> (@31214809)EndpointReference:  URI = 
> QueryServiceComponent#reference(queryController) WIRED_TARGET_NOT_FOUND 
>  Target = (@3751575)Endpoint:  URI = 
> QueryController#service(QueryControllerService) [Unresolved]
> 
> The QueryController/QueryControllerService is setup as a reference.
> ------------------------
> Its a small app and I have looked at the configs in detail and think 
> they are correct. Of course Maven compiles all of them fine - and as I 
> said deploys fine as well.
> 
> However I am not sure I am loading the QueryController (the other 
> contribution/composite/reference - setup as a service) properly. I have 
> checked the composite file quite thoroughly and relevant code. I can 
> upload them if needed.
> ------------------------
> I assume when the war is build all the dependent jars are packaged in by 
> Maven and when Jetty starts the Tuscany API sorts out the dependencies? 
> Or is there anything else I need to do for this quite simple setup? But 
> a setup that involves a webapp with different contributions.
> 
> The reason I ask is also because the webapp generated by Maven does not 
> have a sca-contribution.xml file where I import / export other packages.
> ------------------------
> Thanks.
> 
It would be very useful if you could upload the failing war file.  This
might provide some important clues to the cause of the problem.

   Simon


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