waitForClusterConnections(4, 4);
final List<String> nodes = new ArrayList<String>();
final CountDownLatch upLatch = new CountDownLatch(5);
locator.addClusterTopologyListener(new ClusterTopologyListener()
{
public void nodeUP(final long uniqueEventID,
String nodeID,
Pair<TransportConfiguration, TransportConfiguration> connectorPair,
boolean last)