I think I can confirm that this is the problem. We ran into this same
issue when using the RE client in Fuse (also an OSGi environment). It
is not possible to export META-INF/* resources in an OSGi bundle. This
makes java ServiceLoader useless as a dynamic service discovery
mechanism. As a
I know nothing about OSGi.
My guess is that Resteasy automatic provider lookup is not working. The
way it works is that it does a
Classloader.getResources(META-INF/javax.ws.rs.ext.Providers) and
iterates througha nd loads all those files. Those files contain Java
class names which represent
