Re: Question about adding a library to the project.

What is the setup here? Is the the OBR bundle being loaded
as a bundle 
or is it on the class path? If it is being loaded as a
bundle, then you 
shouldn't be putting anything on the system class path for
it.

-> richard

Mathieu Plourde wrote:
> I found the problem...I forgot a semicolon in the 
> felix.client.run.properties file. It almost works
now...I have another 
> problem about the class loaders.
>  
> Here's what I did step by step:
> I added the package org.apache.felix.bundlerepository
to the property 
> org.osgi.framework.system.packages. Then I imported
both 
> org.osgi.service.obr and
org.apache.felix.bundlerepository packages in 
> the pluginmanager's manifest file.
> In the start method of the PluginManagerActivator, I
added the following:
>
> RepositoryAdminImpl rai = *new*
RepositoryAdminImpl(bc);
> Resolver res = rai.resolver();
> URL url = *null*;
> File f = *new* File("test.xml");
> url = f.toURI().toURL();
> rai.addRepository(url);
> Repository [] repArray = rai.listRepositories();
> System./out/.println(repArray[0].getURL().toString());
>  
> This will NOT work. I'm getting this error:
> ERROR: Error starting
reference:file:sc-bundles/pluginmanager.jar 
> (org.osgi.framework.BundleException: Activator start
error.)
> java.lang.LinkageError: loader constraint violation:
loader (instance 
> of
org/apache/felix/framework/searchpolicy/ContentClassLoader)

> previously initiated loading for a different type with
name 
> "org/osgi/service/obr/Repository"
>  
> I can't call any methods of the class Repository, even
though I can 
> use their obj.
>  
> Replacing the last line with the following works:
>
System./out/.println(((RepositoryImpl)repArray[0]).getURL().
toString());
>  
> I also can't use RepositoryAdmin methods. I HAVE to use

> RepositoryAdminImpl. If I replace the first two lines
of the code 
> above with this:
> RepositoryAdmin rai = *new* RepositoryAdminImpl(bc);
> Resolver res = _rai_.resolver();
> I get this error:
> ERROR: Error starting
reference:file:sc-bundles/pluginmanager.jar 
> (_org.osgi.framework.BundleException_: Activator start

> error.)java.lang.IncompatibleClassChangeError: Class 
> org.apache.felix.bundlerepository.RepositoryAdminImpl
does not 
> implement the requested interface
org.osgi.service.obr.RepositoryAdmin
>  
> I googled it and tried to find a solution, but I found
nothing that 
> could help me. I suppose you guys that have played with
OSGi / SC for 
> a while can help me with this issue.
>  
> Thanks again!
>  
>  
> 2008/5/14 Emil Ivov <emchosip-communicator.org 
> <mailto:emchosip-communicator.org>>:
>
>     Hey Mathieu,
>
>     This might be because the package is not on the
classpath.
>
>     Every time you start SIP Communicator it dumps all
its system
>     properties
>      to the log file and among them you have the
system.class.path
>     one. Have
>     a look there and check whether the bundlerepository
jar is in it.
>
>     Hope this helps
>     Emil
>
>     Mathieu Plourde ΞΑΠΙΣΑ:
>     > Hello devs,
>     >
>     >   I'm playing around with SC and Apache Felix
OSGi Bundle
>     Repository. I
>     > noticed that the jar file for the bundle
repository was already
>     in the
>     > lib/bundle folder. I added it to the project
to be able to use
>     it. When
>     > I run SC, I get errors. It says the packages
>     org.osgi.service.obr is not
>     > imported in the manifest. I then add it to the
manifest file of the
>     > bundle. After that, I get an error for
>     org.apache.felix.bundlerepository
>     > package stating that it's not imported by the
bundle and that
>     it's not
>     > exported by any other bundle. From there I'm
unsure of what to do in
>     > order to solve the problem. The error
"recommended" me to add the
>     > package in the
org.osgi.framework.system.packages property and
>     import it
>     > in the bundle's manifest. I did all that, but
now I get the
>     > BundleException: Unresolved package in bundle
34: package;
>     >
(&(package=org.apache.felix.bundlerepository)(version>
;=0.0.0)))
>     >
>     > Anyone can help me with that?
>     >
>     > Thanks!
>
>
>    
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