tag = $this->setTag(); $this->name = $this->tag . '_' . $key; $this->extend = $extend; } public abstract function setTag(); /** * 子类实现查出数据 * @return mixed */ public abstract function setData(); /** * 创建并获取数据 * @param null $expire * @return mixed */ public function set($expire = null) { $data = self::cacheGet($this->name); if ($data !== false) { return $data; } $data = $this->setData(); self::cacheSet($this->name, $data, $expire); return $data; } /** * User: 意象信息科技 lr * Desc: 获取数据 * @return mixed */ public function get() { return self::cacheGet($this->name); } /** * 判断数据是否为空 * @return bool */ public function isEmpty() { $data = self::cacheGet($this->name); if ($data !== false) { return false; } return true; } /** * 删除数据 * @return bool */ public function del() { if (self::isEmpty()) { return true; } return self::cacheRm($this->name); } public function delAll() { return Cache::clear($this->tag); } /** * 刷新并获取 * @return mixed */ public function refresh() { $this->del(); return $this->set(); } protected function cacheSet($name, $value, $expire = null) { Cache::tag($this->tag)->set($name, $value, $expire); } protected function cacheRm($name) { return Cache::delete($name); } protected function cacheGet($name, $default = false) { return Cache::get($name, $default); } }