104 lines
3.2 KiB
PHP
104 lines
3.2 KiB
PHP
<?php
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/*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the MIT license. For more information, see
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* <http://www.doctrine-project.org>.
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*/
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namespace Doctrine\ORM\Cache;
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use Doctrine\ORM\Query;
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use Doctrine\ORM\PersistentCollection;
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use Doctrine\ORM\Mapping\ClassMetadata;
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use Doctrine\ORM\EntityManagerInterface;
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use Doctrine\ORM\Cache\CollectionCacheKey;
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use Doctrine\ORM\Cache\CollectionCacheEntry;
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/**
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* Default hydrator cache for collections
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*
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* @since 2.5
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* @author Fabio B. Silva <fabio.bat.silva@gmail.com>
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*/
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class DefaultCollectionHydrator implements CollectionHydrator
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{
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/**
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* @var \Doctrine\ORM\EntityManagerInterface
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*/
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private $em;
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/**
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* @var \Doctrine\ORM\UnitOfWork
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*/
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private $uow;
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/**
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* @var array
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*/
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private static $hints = array(Query::HINT_CACHE_ENABLED => true);
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/**
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* @param \Doctrine\ORM\EntityManagerInterface $em The entity manager.
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*/
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public function __construct(EntityManagerInterface $em)
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{
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$this->em = $em;
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$this->uow = $em->getUnitOfWork();
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}
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/**
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* {@inheritdoc}
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*/
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public function buildCacheEntry(ClassMetadata $metadata, CollectionCacheKey $key, $collection)
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{
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$data = array();
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foreach ($collection as $index => $entity) {
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$data[$index] = $this->uow->getEntityIdentifier($entity);
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}
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return new CollectionCacheEntry($data);
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}
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/**
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* {@inheritdoc}
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*/
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public function loadCacheEntry(ClassMetadata $metadata, CollectionCacheKey $key, CollectionCacheEntry $entry, PersistentCollection $collection)
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{
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$assoc = $metadata->associationMappings[$key->association];
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$targetPersister = $this->uow->getEntityPersister($assoc['targetEntity']);
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$targetRegion = $targetPersister->getCacheRegion();
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$list = array();
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foreach ($entry->identifiers as $index => $identifier) {
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$entityEntry = $targetRegion->get(new EntityCacheKey($assoc['targetEntity'], $identifier));
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if ($entityEntry === null) {
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return null;
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}
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$list[$index] = $this->uow->createEntity($entityEntry->class, $entityEntry->data, self::$hints);
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}
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array_walk($list, function($entity, $index) use ($collection) {
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$collection->hydrateSet($index, $entity);
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});
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return $list;
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}
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}
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