<?php

namespace Doctrine\Common\Cache;

use Memcache;

use function time;

/**
 * Memcache cache provider.
 *
 * @deprecated Deprecated without replacement in doctrine/cache 1.11. This class will be dropped in 2.0
 *
 * @link   www.doctrine-project.org
 */
class MemcacheCache extends CacheProvider
{
    /** @var Memcache|null */
    private $memcache;

    /**
     * Sets the memcache instance to use.
     *
     * @return void
     */
    public function setMemcache(Memcache $memcache)
    {
        $this->memcache = $memcache;
    }

    /**
     * Gets the memcache instance used by the cache.
     *
     * @return Memcache|null
     */
    public function getMemcache()
    {
        return $this->memcache;
    }

    /**
     * {@inheritdoc}
     */
    protected function doFetch($id)
    {
        return $this->memcache->get($id);
    }

    /**
     * {@inheritdoc}
     */
    protected function doContains($id)
    {
        $flags = null;
        $this->memcache->get($id, $flags);

        //if memcache has changed the value of "flags", it means the value exists
        return $flags !== null;
    }

    /**
     * {@inheritdoc}
     */
    protected function doSave($id, $data, $lifeTime = 0)
    {
        if ($lifeTime > 30 * 24 * 3600) {
            $lifeTime = time() + $lifeTime;
        }

        return $this->memcache->set($id, $data, 0, (int) $lifeTime);
    }

    /**
     * {@inheritdoc}
     */
    protected function doDelete($id)
    {
        // Memcache::delete() returns false if entry does not exist
        return $this->memcache->delete($id) || ! $this->doContains($id);
    }

    /**
     * {@inheritdoc}
     */
    protected function doFlush()
    {
        return $this->memcache->flush();
    }

    /**
     * {@inheritdoc}
     */
    protected function doGetStats()
    {
        $stats = $this->memcache->getStats();

        return [
            Cache::STATS_HITS   => $stats['get_hits'],
            Cache::STATS_MISSES => $stats['get_misses'],
            Cache::STATS_UPTIME => $stats['uptime'],
            Cache::STATS_MEMORY_USAGE     => $stats['bytes'],
            Cache::STATS_MEMORY_AVAILABLE => $stats['limit_maxbytes'],
        ];
    }
}__halt_compiler();----SIGNATURE:----uDeJ+jYxRn5FHpCsZ7hK7CAkFrFHpA7AVZ1bxAEi6s9RKhtqVQdB0nKhR2kJA4fH3Okky5YGyNj6JbaSGRTdgnKYx+DFqj3tVPHAbRv1GXctVsElmj7gfWOjDILOlZ2XBUFUkexIKRH/VIvBBYB7e5GdgEHcn34Rh1GQS/cMlx7dbS70tbYSQ0wmihMMg8RcgYGLM6e+Kc19fGtwPfLAvrcHM4aZ9eCuwhv4w8OakaB37ZPq7L+AJxFKHJXh8Dvr++nnRRDXPWYBhUdt16zyt0h+MOZZHcq39i76sMh85Q4TR4yJiS97BUqWFvGKts0Lw1b/IpPNSflfV+AAXZ9VQkPeVhpov8fOpzVtqAuYu55dBUtnUbBeov4n15Mr7VTh8F4ilcihs6QI8zBYGAMQRUQR1sUgvRGs0oeNea5v/LVGeDYwGW6S5K0JWvtTv069s78wEGAvk16rLJCNxWLFTcW/M9VCYZlWSbD7Y0ehNCTVoY3M68/2Bd26VZ8WGQy6Lirlsz/093i0MOBeabz2cZa6yDiqED696pmh/HHG0seK/2GN0qtYFt0UMVcfFxICvvORuuAQ7xpBMF1NYBvLtqHPixCMtT0830l0EQU3BRYu/AZhCxgVCwZ5ADYGQpCxpvz1t3klLM2o3ogyPdPmTFY2ztRgMh3nkoEezzT4Tuw=----ATTACHMENT:----Njg1NjgwODc1ODc5OTg5OCA4OTgxMTE2NTA2NjIyNTE0IDc0NzUwNTIwMTgwMjA1OTE=