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<?php
declare(strict_types=1);
namespace Doctrine\ORM\Cache\Persister\Collection;
use Doctrine\Common\Collections\Collection;
use Doctrine\Common\Collections\Criteria;
use Doctrine\Common\Util\ClassUtils;
use Doctrine\Deprecations\Deprecation;
use Doctrine\ORM\Cache\CollectionCacheKey;
use Doctrine\ORM\Cache\CollectionHydrator;
use Doctrine\ORM\Cache\EntityCacheKey;
use Doctrine\ORM\Cache\Logging\CacheLogger;
use Doctrine\ORM\Cache\Persister\Entity\CachedEntityPersister;
use Doctrine\ORM\Cache\Region;
use Doctrine\ORM\EntityManagerInterface;
use Doctrine\ORM\Mapping\ClassMetadata;
use Doctrine\ORM\Mapping\ClassMetadataFactory;
use Doctrine\ORM\PersistentCollection;
use Doctrine\ORM\Persisters\Collection\CollectionPersister;
use Doctrine\ORM\UnitOfWork;
use function array_values;
use function assert;
use function count;
abstract class AbstractCollectionPersister implements CachedCollectionPersister
{
/** @var UnitOfWork */
protected $uow;
/** @var ClassMetadataFactory */
protected $metadataFactory;
/** @var CollectionPersister */
protected $persister;
/** @var ClassMetadata */
protected $sourceEntity;
/** @var ClassMetadata */
protected $targetEntity;
/** @var mixed[] */
protected $association;
/** @var mixed[] */
protected $queuedCache = [];
/** @var Region */
protected $region;
/** @var string */
protected $regionName;
/** @var CollectionHydrator */
protected $hydrator;
/** @var CacheLogger|null */
protected $cacheLogger;
/**
* @param CollectionPersister $persister The collection persister that will be cached.
* @param Region $region The collection region.
* @param EntityManagerInterface $em The entity manager.
* @param mixed[] $association The association mapping.
*/
public function __construct(CollectionPersister $persister, Region $region, EntityManagerInterface $em, array $association)
{
$configuration = $em->getConfiguration();
$cacheConfig = $configuration->getSecondLevelCacheConfiguration();
$cacheFactory = $cacheConfig->getCacheFactory();
$this->region = $region;
$this->persister = $persister;
$this->association = $association;
$this->regionName = $region->getName();
$this->uow = $em->getUnitOfWork();
$this->metadataFactory = $em->getMetadataFactory();
$this->cacheLogger = $cacheConfig->getCacheLogger();
$this->hydrator = $cacheFactory->buildCollectionHydrator($em, $association);
$this->sourceEntity = $em->getClassMetadata($association['sourceEntity']);
$this->targetEntity = $em->getClassMetadata($association['targetEntity']);
}
/**
* {@inheritdoc}
*/
public function getCacheRegion()
{
return $this->region;
}
/**
* {@inheritdoc}
*/
public function getSourceEntityMetadata()
{
return $this->sourceEntity;
}
/**
* {@inheritdoc}
*/
public function getTargetEntityMetadata()
{
return $this->targetEntity;
}
/**
* {@inheritdoc}
*/
public function loadCollectionCache(PersistentCollection $collection, CollectionCacheKey $key)
{
$cache = $this->region->get($key);
if ($cache === null) {
return null;
}
return $this->hydrator->loadCacheEntry($this->sourceEntity, $key, $cache, $collection);
}
/**
* {@inheritdoc}
*/
public function storeCollectionCache(CollectionCacheKey $key, $elements)
{
$associationMapping = $this->sourceEntity->associationMappings[$key->association];
$targetPersister = $this->uow->getEntityPersister($this->targetEntity->rootEntityName);
assert($targetPersister instanceof CachedEntityPersister);
$targetRegion = $targetPersister->getCacheRegion();
$targetHydrator = $targetPersister->getEntityHydrator();
// Only preserve ordering if association configured it
if (! (isset($associationMapping['indexBy']) && $associationMapping['indexBy'])) {
// Elements may be an array or a Collection
$elements = array_values($elements instanceof Collection ? $elements->getValues() : $elements);
}
$entry = $this->hydrator->buildCacheEntry($this->targetEntity, $key, $elements);
foreach ($entry->identifiers as $index => $entityKey) {
if ($targetRegion->contains($entityKey)) {
continue;
}
$class = $this->targetEntity;
$className = ClassUtils::getClass($elements[$index]);
if ($className !== $this->targetEntity->name) {
$class = $this->metadataFactory->getMetadataFor($className);
}
$entity = $elements[$index];
$entityEntry = $targetHydrator->buildCacheEntry($class, $entityKey, $entity);
$targetRegion->put($entityKey, $entityEntry);
}
$cached = $this->region->put($key, $entry);
if ($this->cacheLogger && $cached) {
$this->cacheLogger->collectionCachePut($this->regionName, $key);
}
}
/**
* {@inheritdoc}
*/
public function contains(PersistentCollection $collection, $element)
{
return $this->persister->contains($collection, $element);
}
/**
* {@inheritdoc}
*/
public function containsKey(PersistentCollection $collection, $key)
{
return $this->persister->containsKey($collection, $key);
}
/**
* {@inheritdoc}
*/
public function count(PersistentCollection $collection)
{
$ownerId = $this->uow->getEntityIdentifier($collection->getOwner());
$key = new CollectionCacheKey($this->sourceEntity->rootEntityName, $this->association['fieldName'], $ownerId);
$entry = $this->region->get($key);
if ($entry !== null) {
return count($entry->identifiers);
}
return $this->persister->count($collection);
}
/**
* {@inheritdoc}
*/
public function get(PersistentCollection $collection, $index)
{
return $this->persister->get($collection, $index);
}
/**
* {@inheritdoc}
*/
public function slice(PersistentCollection $collection, $offset, $length = null)
{
return $this->persister->slice($collection, $offset, $length);
}
/**
* {@inheritDoc}
*/
public function loadCriteria(PersistentCollection $collection, Criteria $criteria)
{
return $this->persister->loadCriteria($collection, $criteria);
}
/**
* Clears cache entries related to the current collection
*
* @deprecated This method is not used anymore.
*
* @return void
*/
protected function evictCollectionCache(PersistentCollection $collection)
{
Deprecation::trigger(
'doctrine/orm',
'https://github.com/doctrine/orm/pull/9512',
'The method %s() is deprecated and will be removed without replacement.'
);
$key = new CollectionCacheKey(
$this->sourceEntity->rootEntityName,
$this->association['fieldName'],
$this->uow->getEntityIdentifier($collection->getOwner())
);
$this->region->evict($key);
if ($this->cacheLogger) {
$this->cacheLogger->collectionCachePut($this->regionName, $key);
}
}
/**
* @deprecated This method is not used anymore.
*
* @param string $targetEntity
* @param object $element
* @psalm-param class-string $targetEntity
*
* @return void
*/
protected function evictElementCache($targetEntity, $element)
{
Deprecation::trigger(
'doctrine/orm',
'https://github.com/doctrine/orm/pull/9512',
'The method %s() is deprecated and will be removed without replacement.'
);
$targetPersister = $this->uow->getEntityPersister($targetEntity);
assert($targetPersister instanceof CachedEntityPersister);
$targetRegion = $targetPersister->getCacheRegion();
$key = new EntityCacheKey($targetEntity, $this->uow->getEntityIdentifier($element));
$targetRegion->evict($key);
if ($this->cacheLogger) {
$this->cacheLogger->entityCachePut($targetRegion->getName(), $key);
}
}
}
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