code: private void initialize(Configuration conf) {
      this.nodeHealthScript = conf.get(HEALTH_CHECK_SCRIPT_PROPERTY);
      this.intervalTime = conf.getLong(HEALTH_CHECK_INTERVAL_PROPERTY,
          DEFAULT_HEALTH_CHECK_INTERVAL);
      this.scriptTimeout = conf.getLong(HEALTH_CHECK_FAILURE_INTERVAL_PROPERTY,
          DEFAULT_HEALTH_SCRIPT_FAILURE_INTERVAL);
      String[] args = conf.getStrings(HEALTH_CHECK_SCRIPT_ARGUMENTS_PROPERTY,
          new String[] {});
      timer = new NodeHealthMonitorExecutor(args);
    }
docs: /*
  Method which initializes the values for the script path and interval time.