docs: private void initInternal(String hosts, String defaultPrefixString, boolean debug)
              throws IOException, InterruptedException {
  
          curHost = hosts;
          curDefaultPrefixString = defaultPrefixString;
  
          store = new ResilientActiveKeyValueStore(debug);
          store.connect(hosts);
  
          LOGGER.info("zoo prefix: " + defaultPrefixString);
  
          // 新建父目录
          makeDir(defaultPrefixString, ZooUtils.getIp());
      }