String clusterName = className + "_" + methodName;
System.out.println("START " + clusterName + " at " + new Date(System.currentTimeMillis()));
// init external base data accessor
ZkClient extZkclient = new ZkClient(ZK_ADDR);
extZkclient.setZkSerializer(new ZNRecordSerializer());
ZkBaseDataAccessor<ZNRecord> extBaseAccessor = new ZkBaseDataAccessor<ZNRecord>(extZkclient);
// init zkCacheBaseDataAccessor
String curStatePath =
PropertyPathConfig.getPath(PropertyType.CURRENTSTATES, clusterName, "localhost_8901");