Laravel <=> Doctrine Cache adapter (bridge)

DoctrineCacheBridge.php

<?php
/**
 * @author Serafim <nesk@xakep.ru>
 * @date 22.03.2016 20:24
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

use Doctrine\Common\Cache\Cache;
use Illuminate\Cache\Repository;

/**
 * Class DoctrineCacheBridge
 */
class DoctrineCacheBridge implements Cache
{
    /**
     * @var int
     */
    private $hitsCount = 0;

    /**
     * @var int
     */
    private $missesCount = 0;

    /**
     * @var int
     */
    private $upTime;

    /**
     * @var Repository
     */
    private $driver;

    /**
     * DoctrineCacheBridge constructor.
     * @param Repository $repository
     */
    public function __construct(Repository $repository)
    {
        $this->upTime = time();
        $this->driver = $repository;
    }

    /**
     * @param string $id
     * @return mixed
     */
    public function fetch($id)
    {
        $result = $this->driver->get($id, false);

        if (!$result) {
            $this->missesCount++;
        }

        $this->hitsCount++;

        return $result;
    }

    /**
     * @param string $id
     * @return bool
     */
    public function contains($id)
    {
        return $this->driver->has($id);
    }

    /**
     * @param string $id
     * @param mixed $data
     * @param int $lifeTime
     * @return bool
     */
    public function save($id, $data, $lifeTime = 0)
    {
        return $this->driver->add($id, $data, $lifeTime / 60);
    }

    /**
     * @param string $id
     * @return bool
     */
    public function delete($id)
    {
        return $this->driver->forget($id);
    }

    /**
     * @return array
     */
    public function getStats()
    {
        return [
            Cache::STATS_HITS             => $this->hitsCount,
            Cache::STATS_MISSES           => $this->missesCount,
            Cache::STATS_UPTIME           => $this->upTime,
            Cache::STATS_MEMORY_USAGE     => null,
            Cache::STATS_MEMORY_AVAILABLE => null,
        ];
    }

}

LICENSE

DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
                    Version 2, December 2004

 Copyright (C) 2016 Kirill Nesmeyanov <nesk@xakep.ru>

 Everyone is permitted to copy and distribute verbatim or modified
 copies of this license document, and changing it is allowed as long
 as the name is changed.

            DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
   TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION

  0. You just DO WHAT THE FUCK YOU WANT TO.