/// <summary>
        /// Create Zookeeper client from config.
        /// </summary>
        /// <returns>Zookeeper client</returns>
        private IZookeeperClient GetZookeeperClient()
        {
            if (_zookeeperClient == null)
            {
                lock (SyncObject)
                {
                    if (_zookeeperClient == null)
                    {
                        _zookeeperClient = ZookeeperFactory.CreateClient(this._currentEnvironment.Location);
                    }
                }
            }

            return(_zookeeperClient);
        }