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<?php
declare(strict_types=1);
namespace Doctrine\ORM\Cache\Region;
use Doctrine\ORM\Cache\CacheEntry;
use Doctrine\ORM\Cache\CacheKey;
use Doctrine\ORM\Cache\CollectionCacheEntry;
use Doctrine\ORM\Cache\Lock;
use Doctrine\ORM\Cache\Region;
use Psr\Cache\CacheItemInterface;
use Psr\Cache\CacheItemPoolInterface;
use Traversable;
use function array_map;
use function iterator_to_array;
use function strtr;
/**
* The simplest cache region compatible with all doctrine-cache drivers.
*/
class DefaultRegion implements Region
{
private const REGION_KEY_SEPARATOR = '_';
private const REGION_PREFIX = 'DC2_REGION_';
public function __construct(
private readonly string $name,
private readonly CacheItemPoolInterface $cacheItemPool,
private readonly int $lifetime = 0,
) {
}
public function getName(): string
{
return $this->name;
}
public function contains(CacheKey $key): bool
{
return $this->cacheItemPool->hasItem($this->getCacheEntryKey($key));
}
public function get(CacheKey $key): CacheEntry|null
{
$item = $this->cacheItemPool->getItem($this->getCacheEntryKey($key));
$entry = $item->isHit() ? $item->get() : null;
if (! $entry instanceof CacheEntry) {
return null;
}
return $entry;
}
public function getMultiple(CollectionCacheEntry $collection): array|null
{
$keys = array_map(
$this->getCacheEntryKey(...),
$collection->identifiers,
);
/** @var iterable<string, CacheItemInterface> $items */
$items = $this->cacheItemPool->getItems($keys);
if ($items instanceof Traversable) {
$items = iterator_to_array($items);
}
$result = [];
foreach ($keys as $arrayKey => $cacheKey) {
if (! isset($items[$cacheKey]) || ! $items[$cacheKey]->isHit()) {
return null;
}
$entry = $items[$cacheKey]->get();
if (! $entry instanceof CacheEntry) {
return null;
}
$result[$arrayKey] = $entry;
}
return $result;
}
public function put(CacheKey $key, CacheEntry $entry, Lock|null $lock = null): bool
{
$item = $this->cacheItemPool
->getItem($this->getCacheEntryKey($key))
->set($entry);
if ($this->lifetime > 0) {
$item->expiresAfter($this->lifetime);
}
return $this->cacheItemPool->save($item);
}
public function evict(CacheKey $key): bool
{
return $this->cacheItemPool->deleteItem($this->getCacheEntryKey($key));
}
public function evictAll(): bool
{
return $this->cacheItemPool->clear(self::REGION_PREFIX . $this->name);
}
private function getCacheEntryKey(CacheKey $key): string
{
return self::REGION_PREFIX . $this->name . self::REGION_KEY_SEPARATOR . strtr($key->hash, '{}()/\@:', '________');
}
}
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