redis = $this->redis();        $this->workList = "worker_list";        $this->workerName = get_called_class();    }    /**     * redis加载自定义Redis类     * @param array $options     * @return Redis     */    protected static function redis($options=[]){        $options = empty($options) ? $redis = Config::get("command.redis") : $options;        return Redis::instance($options);    }    /**     * 标注命令行执行此任务     */    public function runWorker(){        $this->redis->hset($this->workList,$this->workerName,$this->workerName);    }    /**     * 标注命令行清除此任务     */    public function clearWorker(){        $this->redis->hdel($this->workList,$this->workerName);    }    /**     * @param array $options     * @return static     */    static public function instance($options=[]){        if (isset(self::$instance)){            return self::$instance;        }else{            return new static($options);        }    }}