docs: private Object getConnection() {
          Object connection ;
          if (type == RedisToolsConstant.SINGLE){
              RedisConnection redisConnection = jedisConnectionFactory.getConnection();
              connection = redisConnection.getNativeConnection();
          }else {
              RedisClusterConnection clusterConnection = jedisConnectionFactory.getClusterConnection();
              connection = clusterConnection.getNativeConnection() ;
          }
          return connection;
      }