}
protected Collection getContainerIds(IContainerEvent[] events) {
final Collection originalIds = new ArrayList();
for (int i = 0; i < events.length; i++) {
final IContainerEvent iContainerEvent = events[i];
if (iContainerEvent instanceof CompositeServiceContainerEvent) {
final CompositeServiceContainerEvent csce = (CompositeServiceContainerEvent) iContainerEvent;
originalIds.add(csce.getOriginalLocalContainerID());
} else {
System.err.println("WARNING: Skipping non CompositeServiceContainerEvent in CompositeDiscoveryServiceContainerTest#getContainerIds(IContainerEvent[])");