/usr/share/php/Doctrine/ORM/Cache/Region/DefaultMultiGetRegion.php is in php-doctrine-orm 2.5.14+dfsg-1.
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/*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the MIT license. For more information, see
* <http://www.doctrine-project.org>.
*/
namespace Doctrine\ORM\Cache\Region;
use Doctrine\Common\Cache\MultiGetCache;
use Doctrine\ORM\Cache\Region;
use Doctrine\ORM\Cache\CollectionCacheEntry;
/**
* A cache region that enables the retrieval of multiple elements with one call
*
* @since 2.5
* @author Asmir Mustafic <goetas@gmail.com>
*/
class DefaultMultiGetRegion extends DefaultRegion
{
/**
* Note that the multiple type is due to doctrine/cache not integrating the MultiGetCache interface
* in its signature due to BC in 1.x
*
* @var MultiGetCache|\Doctrine\Common\Cache\Cache
*/
protected $cache;
/**
* {@inheritDoc}
*
* @param MultiGetCache $cache
*/
public function __construct($name, MultiGetCache $cache, $lifetime = 0)
{
/* @var $cache \Doctrine\Common\Cache\Cache */
parent::__construct($name, $cache, $lifetime);
}
/**
* {@inheritdoc}
*/
public function getMultiple(CollectionCacheEntry $collection)
{
$keysToRetrieve = array();
foreach ($collection->identifiers as $index => $key) {
$keysToRetrieve[$index] = $this->getCacheEntryKey($key);
}
$items = $this->cache->fetchMultiple($keysToRetrieve);
if (count($items) !== count($keysToRetrieve)) {
return null;
}
$returnableItems = array();
foreach ($keysToRetrieve as $index => $key) {
$returnableItems[$index] = $items[$key];
}
return $returnableItems;
}
}
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