/**
* 根据查找指定的slider
* @param int $id 主要查找的slider的id
* @return ShopSlider
* @throws DeepInException
*/
protected function find($id)
{
$slider = ShopSlider::find($id);
if ($slider instanceof ShopSlider) {
return $slider;
}
throw new DeepInException("找不到id为" . $id . "的数据~！");
}
