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<?php
declare(strict_types=1);
namespace Doctrine\ORM\Mapping;
use Doctrine\Instantiator\Instantiator;
use ReflectionProperty;
use ReturnTypeWillChange;
/**
* Acts as a proxy to a nested Property structure, making it look like
* just a single scalar property.
*
* This way value objects "just work" without UnitOfWork, Persisters or Hydrators
* needing any changes.
*
* TODO: Move this class into Common\Reflection
*/
class ReflectionEmbeddedProperty extends ReflectionProperty
{
/** @var ReflectionProperty reflection property of the class where the embedded object has to be put */
private $parentProperty;
/** @var ReflectionProperty reflection property of the embedded object */
private $childProperty;
/** @var string name of the embedded class to be eventually instantiated */
private $embeddedClass;
/** @var Instantiator|null */
private $instantiator;
/** @param string $embeddedClass */
public function __construct(ReflectionProperty $parentProperty, ReflectionProperty $childProperty, $embeddedClass)
{
$this->parentProperty = $parentProperty;
$this->childProperty = $childProperty;
$this->embeddedClass = (string) $embeddedClass;
parent::__construct($childProperty->getDeclaringClass()->getName(), $childProperty->getName());
}
/**
* {@inheritDoc}
*
* @return mixed
*/
#[ReturnTypeWillChange]
public function getValue($object = null)
{
$embeddedObject = $this->parentProperty->getValue($object);
if ($embeddedObject === null) {
return null;
}
return $this->childProperty->getValue($embeddedObject);
}
/**
* {@inheritDoc}
*
* @return void
*/
#[ReturnTypeWillChange]
public function setValue($object, $value = null)
{
$embeddedObject = $this->parentProperty->getValue($object);
if ($embeddedObject === null) {
$this->instantiator = $this->instantiator ?: new Instantiator();
$embeddedObject = $this->instantiator->instantiate($this->embeddedClass);
$this->parentProperty->setValue($object, $embeddedObject);
}
$this->childProperty->setValue($embeddedObject, $value);
}
}
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