if (logger.isDebugEnabled())
logger.debug("Added service bean '" + beanName
+ "' contributed from module '" + moduleName
+ "' to service registry, with attributes " + attributes);
ServiceAddedEvent event = new ServiceAddedEvent(serviceEntry);
listenerRegistryDelegate.invokeListeners(event);
Assert.notNull(serviceEntry, "Programming error: addService completing without returning non-null service referece");
return serviceEntry;
}