Hi David

Thanks! I actually came across SPI-Fly before posting, but it seemed like
a "big thing" to introduce at the current situation with my project.

What I would like in the short term is to inline the library (2 artifacts)
and "fix" some of the classes, ie. provide my own code for them.
I think it can be achieved with

<Embed-Dependency>scope=compile|runtime;artifactId=a1|a2;inline=true;inline=!**/SP.class;inline=!**/RP*.class</Embed-Dependency>

However, the instruction

inline=!**/SP.class;inline=!**/RP*.class

to exclude a total of four classes does not work quite right.
I also tried

inline=!**/SP.class|**/RP*.class

without any luck.

Martin


-------- Original Message --------
Subject: Re: How to make java.util.ServiceLoader work?
From: David Bosschaert <[email protected]>
To: [email protected], Martin Lichtin <[email protected]>
Date: 9/7/2012 4:42 PM

Hi Martin,

You may want to take a look at the SPI Fly component in Apache Aries:
http://aries.apache.org/modules/spi-fly.html - this allows you to do
this relatively easily.
Additionally, the OSGi Enterprise Spec 5 chapter 133 covers this [1].

Cheers,

David

[1] www.osgi.org/Download/Release5

On 7 September 2012 14:50, Martin Lichtin <[email protected]> wrote:
Hi

 From an OSGi bundle I need to call a library that itself uses ServiceLoader to 
lookup/load a service provider class.

This does not seem to work, however. java.util.ServiceLoader.load(x.api.z) 
returns no providers.

I embedded the library, so both file META-INF/services/x.api.z and class 
x.spi.z are part of my bundle JAR.
I thought this would be enough to get ServiceLoader to work, but no :-(

Any ideas?


I already tried

          ClassLoader thread = Thread.currentThread().getContextClassLoader();
          
Thread.currentThread().setContextClassLoader(getClass().getClassLoader());
          <call-library>
          Thread.currentThread().setContextClassLoader(thread);


in case TCCL would be the problem, but that didn't help.

Martin

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