On Dec 12, 2013, at 10:30 AM, Andrei Shakirin (JIRA) <[email protected]> wrote:

> Andrei Shakirin created ARIES-1140:
> --------------------------------------
> 
>             Summary: Injected java.lang.reflect.Proxy implements only single 
> interface
>                 Key: ARIES-1140
>                 URL: https://issues.apache.org/jira/browse/ARIES-1140
>             Project: Aries
>          Issue Type: Improvement
>          Components: Proxy
>    Affects Versions: proxy-impl-1.0.1
>            Reporter: Andrei Shakirin
> 
> 
> Hi,
> 
> I have a problem in using Blueprint together with CXF and Karaf projects. The 
> use case is quite trivial: I inject OSGi service into java class source. This 
> OSGi service is exposed by declared jax-ws client.
> 
> 1. Blueprint configuration exporting service:
> <blueprint xmlns="http://www.osgi.org/xmlns/blueprint/v1.0.0";
>    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; 
> xmlns:cxf="http://cxf.apache.org/blueprint/core";
>    xmlns:jaxws="http://cxf.apache.org/blueprint/jaxws";
>    xsi:schemaLocation="http://www.osgi.org/xmlns/blueprint/v1.0.0 
> http://www.osgi.org/xmlns/blueprint/v1.0.0/blueprint.xsd
>                        http://cxf.apache.org/blueprint/jaxws 
> http://cxf.apache.org/schemas/blueprint/jaxws.xsd
>                        http://cxf.apache.org/blueprint/core 
> http://cxf.apache.org/schemas/blueprint/core.xsd
>    ">
>    <jaxws:client id="crmClient"
>        xmlns:serviceNamespace="http://services.talend.org/CRMService";
>        serviceClass="org.talend.services.crmservice.CRMService"
>        serviceName="serviceNamespace:CRMServiceProvider"
>        endpointName="serviceNamespace:CRMServicePort"
>        address="http://localhost:8080/service/CRMService"/>
> 
>     <service ref="crmClient" 
> interface="org.talend.services.crmservice.CRMService" />
> </blueprint>
> 
> Where org.talend.services.crmservice.CRMService is generated jax-ws interface
> 
> 2. Blueprint configuration importing service:
> <blueprint xmlns="http://www.osgi.org/xmlns/blueprint/v1.0.0";
>       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";   
> xsi:schemaLocation="http://www.osgi.org/xmlns/blueprint/v1.0.0 
> http://www.osgi.org/xmlns/blueprint/v1.0.0/blueprint.xsd";>
>       <reference id="CRMServiceClient" 
> interface="org.talend.services.crmservice.CRMService" />
> 
>       <bean id="TestClass"
>               class="org.talend..demo.TestClass">
>               <property name="crms" ref="CRMServiceClient" />
>       </bean>
> </blueprint>
> 
> 3. Code in TestClass:
> ...
>    private CRMService crms;
> 
>    public void setCrms(CRMService crms) {
>        this.crms = crms;
>        System.out.println(crms.getClass());
>        System.out.println(crms.toString());
>        System.out.println(crms instanceof BindingProvider);
>    }
> ...
> Problem:
> The problem is that crms proxy, injected into TestClass, implements only 
> org.talend.services.crmservice.CRMService.
> The proxy calls methods of org.apache.cxf.jaxws.JaxWsClientProxy which 
> implements javax.xml.ws.BindingProvider interface. I expect that crms proxy 
> also implements javax.xml.ws.BindingProvider, but it is not the case. I have 
> the following output from setCrms:
> 
> class com.sun.proxy.$Proxy151
> org.apache.cxf.jaxws.JaxWsClientProxy@c3f8b42
> false
> 
> The proxy calls toString() method of JaxWsClientProxy, but it is not instance 
> of BindingProvider interface. The problem is that this proxy is not jax-ws 
> compatible, because spec requires that all proxies implementing 
> BindingProvider interface.
> 
> Interesting that Spring DM proxy hasn't such problem: it implements 
> BindingProvider interface in this scenario.
> 
> Is it Blueprint problem? (seems to be true for me)
> Is there way to fix this in Blueprint?
> 
> Regards,
> Andrei.
> 
> 
> 
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-- 
Daniel Kulp
[email protected] - http://dankulp.com/blog
Talend Community Coder - http://coders.talend.com

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