/**
  * Implements BundleActivator.stop(). Does nothing since the framework will automatically
  * unregister any registered services.
  *
  * @param context the framework context for the bundle.
  */
 public void stop(BundleContext context) {
   for (AutoSIMDeviceConfig deviceConfig : config.devices) {
     environments.deregisterConnectionFactory(deviceConfig.name);
     factories.remove(deviceConfig.name);
   }
 }