ZKHelixDataAccessor accessor =
new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(zkClient));
Builder keyBuilder = accessor.keyBuilder();
for (String instanceName : instanceNames) {
List<String> sessionIds = accessor.getChildNames(keyBuilder.sessions(instanceName));
for (String sessionId : sessionIds) {
CurrentState curState =
accessor.getProperty(keyBuilder.currentState(instanceName, sessionId, resourceName));