In OSGi using a publisher/subscriber design can be somewhat more complicated that traditional Java environments:
public class SomeBundleActivator implements BundleActivator {
private SomeService service = …
private ServiceRegistration registration;
public void start(BundleContext context) {
registration = context.registerService(SomeService.class.getName(), service, null);
}
…
}
public class AnotherBundleActivator implements BundleActivator {
private [...]
