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<?php
declare(strict_types=1);
namespace Stratadox\Hydration\Mapping\Property\Relationship;
use Stratadox\HydrationMapping\MapsProperty;
use Stratadox\Hydrator\ObservesHydration;
/**
* Maps a back-reference in a bidirectional relationship.
*
* @package Stratadox\Hydrate
* @author Stratadox
*/
final class HasBackReference implements MapsProperty, ObservesHydration
{
private $name;
private $referenceTo;
private function __construct(string $name)
$this->name = $name;
}
* Create a new mapping that refers back to the "owning" object.
* @param string $name The name of both the property.
* @return self The mapping for the bidirectional relationship.
public static function inProperty(string $name) : self
return new self($name);
public function name() : string
return $this->name;
public function hydrating($theInstance) : void
$this->referenceTo = $theInstance;
public function value(array $data, $owner = null)
if (!isset($this->referenceTo)) {
throw NoReferrerFound::tryingToHydrateBackReferenceIn($this->name);
return $this->referenceTo;
Stratadox /
HydrationMapping
