1<?php
2
3declare(strict_types=1);
4
5namespace JMS\Serializer\Tests\Fixtures;
6
7use JMS\Serializer\Construction\ObjectConstructorInterface;
8use JMS\Serializer\DeserializationContext;
9use JMS\Serializer\Metadata\ClassMetadata;
10use JMS\Serializer\Visitor\DeserializationVisitorInterface;
11
12/**
13 * Object constructor that allows deserialization into already constructed
14 * objects passed through the deserialization context
15 */
16class InitializedObjectConstructor implements ObjectConstructorInterface
17{
18    private $fallbackConstructor;
19
20    /**
21     * @param ObjectConstructorInterface $fallbackConstructor Fallback object constructor
22     */
23    public function __construct(ObjectConstructorInterface $fallbackConstructor)
24    {
25        $this->fallbackConstructor = $fallbackConstructor;
26    }
27
28    /**
29     * {@inheritdoc}
30     */
31    public function construct(DeserializationVisitorInterface $visitor, ClassMetadata $metadata, $data, array $type, DeserializationContext $context): ?object
32    {
33        if ($context->hasAttribute('target') && 1 === $context->getDepth()) {
34            return $context->getAttribute('target');
35        }
36
37        return $this->fallbackConstructor->construct($visitor, $metadata, $data, $type, $context);
38    }
39}
40