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<?php |
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namespace Doctrine\ORM\Mapping\Factory; |
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use Doctrine\Common\Collections\Collection; |
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use Doctrine\ORM\EntityManagerInterface; |
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use Doctrine\ORM\Mapping\ClassMetadata; |
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use Doctrine\ORM\ORMInvalidArgumentException; |
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use Doctrine\ORM\PersistentCollection; |
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class CollectionFactory |
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{ |
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/** |
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* This method creates a custom collection for the entity defined by ClassMetadata $class. |
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* If no custom collection is specified, it will fallback to PersistentCollection. |
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* The custom collection must extend from PersistentCollection. |
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* |
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* @param EntityManagerInterface $em |
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* @param ClassMetadata $class |
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* @param Collection $collection the contents of the specific collection to create |
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* |
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* @return PersistentCollection |
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*/ |
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public function create(EntityManagerInterface $em, ClassMetadata $class, Collection $collection) |
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{ |
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$customCollectionClassName = $class->customCollectionClassName; |
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if (empty($customCollectionClassName)) { |
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$customCollectionClassName = PersistentCollection::class; |
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} elseif (! is_a($customCollectionClassName, PersistentCollection::class, true)) { |
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throw new ORMInvalidArgumentException( |
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'The custom collection specified for entity ' . $class->getName() |
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. ' (' . $customCollectionClassName . ') must extend ' . PersistentCollection::class . '.' |
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); |
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} |
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return new $customCollectionClassName($em, $class, $collection); |
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} |
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/** |
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* This method creates the default collection to be used in the UnitOfWork. |
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* |
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* @param EntityManagerInterface $em |
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* @param ClassMetadata $class |
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* @param Collection $collection the contents of the specific collection to create |
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* |
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* @return PersistentCollection |
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*/ |
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public function createDefault(EntityManagerInterface $em, ClassMetadata $class, Collection $collection) |
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{ |
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return new PersistentCollection($em, $class, $collection); |
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} |
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} |
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doctrine /
orm
