AttributeReferenceModel.php

<?php
 
declare(strict_types=1);
namespace Commercetools\Api\Models\AttributeGroup;
 
use Commercetools\Base\DateTimeImmutableCollection;
use Commercetools\Base\JsonObject;
use Commercetools\Base\JsonObjectModel;
use Commercetools\Base\MapperFactory;
use stdClass;
 
final class AttributeReferenceModel extends JsonObjectModel implements AttributeReference
{
    protected $key;
 
 
    public function __construct(
        ?string $key = null
    ) {
        $this->key = $key;
    }
 
    public function getKey()
    {
        if (is_null($this->key)) {
            $data = $this->raw(self::FIELD_KEY);
            if (is_null($data)) {
                return null;
            }
            $this->key = (string) $data;
        }
 
        return $this->key;
    }
 
 
    public function setKey(?string $key): void
    {
        $this->key = $key;
    }
}