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<?php
declare(strict_types=1);
namespace Doctrine\ORM\Persisters\Collection;
use Doctrine\Common\Collections\Criteria;
use Doctrine\ORM\PersistentCollection;
/**
* Define the behavior that should be implemented by all collection persisters.
*/
interface CollectionPersister
{
/**
* Deletes the persistent state represented by the given collection.
*
* @return void
*/
public function delete(PersistentCollection $collection);
/**
* Updates the given collection, synchronizing its state with the database
* by inserting, updating and deleting individual elements.
*
* @return void
*/
public function update(PersistentCollection $collection);
/**
* Counts the size of this persistent collection.
*
* @return int
*/
public function count(PersistentCollection $collection);
/**
* Slices elements.
*
* @param int $offset
* @param int|null $length
*
* @return mixed[]
*/
public function slice(PersistentCollection $collection, $offset, $length = null);
/**
* Checks for existence of an element.
*
* @param object $element
*
* @return bool
*/
public function contains(PersistentCollection $collection, $element);
/**
* Checks for existence of a key.
*
* @param mixed $key
*
* @return bool
*/
public function containsKey(PersistentCollection $collection, $key);
/**
* Gets an element by key.
*
* @param mixed $index
*
* @return mixed
*/
public function get(PersistentCollection $collection, $index);
/**
* Loads association entities matching the given Criteria object.
*
* @return mixed[]
*/
public function loadCriteria(PersistentCollection $collection, Criteria $criteria);
}
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