On Tue, Mar 31, 2009 at 1:18 PM, Raymond Feng <[email protected]> wrote:
> Hi,
>
> The wire element has some errors:
>
> <wire source=”HelloComponent/Store"
> Target="/StoreServiceComponent /StoreService"/>
>
> should be:
>
> <wire source=”HelloComponent/Store"
> target="StoreServiceComponent /StoreService"/>
>
Good catch Raymond... but also no space on the target, right ?
should be:
<wire source=”HelloComponent/Store"
target="StoreServiceComponent/StoreService"/>
> Thanks,
> Raymond
>
> From: Dong Liu
> Sent: Tuesday, March 31, 2009 12:43 PM
> To: [email protected]
> Subject: Use EmbeddedScaDomain to deploy multiple contributions
>
>
> I tried to use Tuscany EmbeddedScaDomain to deploy multiple contributions
> which can share some common resources. Here are my contributions:
>
> Contribution A (http://inner) contains InnerComposite, looks like:
>
> <composite xmlns="http://www.osoa.org/xmlns/sca/1.0";
> targetNamespace="http://inner";
> name="InnerComposite">
> <component name="StoreServiceComponent">
> <implementation.java class="store.StoreServiceImpl"/>
> <service name="StroreService">
> <binding.sca uri="/StoreServiceComponent
> /StoreService"/>
> </service>
> </component>
> </composite>
>
> Contribution B(http://outer) contains OuterComposite, looks like:
>
> <composite xmlns="http://www.osoa.org/xmlns/sca/1.0";
> targetNamespace="http://hello"; xmlns:inner="http://inner";
> name="OuterComposite">
>
> <!--
> <include name="inner:InnerComposite"/>
> -->
> <component name="HelloComponent">
> <implementation.java class="hello.HelloImpl"/>
> <reference name=”Store”/>
> </component>
> <wire source=”HelloComponent/Store"
> Target="/StoreServiceComponent /StoreService"/>
> </composite>
>
> Both composites are declared as deployable. Contribution A is exported to
> namespace http://inner and contribution B imports it.
>
> The “Store” service is implemented using “COMPOSITE” Scope annotation, which
> is intend to provide a shareable store instance for other contributions such
> like B.
>
> However, I got a warning message when deploying B after contribution A is
> deployed successfully. The warning message is “Wire target not found :
> HelloComponent/Store”. It looks like the wire in one composite can’t link to
> components belongs to other composites.
>
> I can make contribution B deployed only by adding the “include” declaration.
> But I am not sure this will meet my requirement because now the "Store"
> service belongs to two composites. The instance shouldn’t be shared among
> multiple composites since its scope is “COMPOSITE”.
>
> If there are other solutions for this problem?
>
>
> Thanks
>
> Dong
>
--
Luciano Resende
Apache Tuscany, Apache PhotArk
http://people.apache.org/~lresende
http://lresende.blogspot.com/
