ExtViewVeriferZkListener listener =
new ExtViewVeriferZkListener(countDown, zkClient, verifier);
String extViewPath =
PropertyPathConfig.getPath(PropertyType.EXTERNALVIEW, clusterName);
zkClient.subscribeChildChanges(extViewPath, listener);
for (String child : zkClient.getChildren(extViewPath))
{
String childPath =
extViewPath.equals("/") ? extViewPath + child : extViewPath + "/" + child;
zkClient.subscribeDataChanges(childPath, listener);