symfony/src/Symfony/Component/HttpKernel/DataCollector/DataCollector.php

<?php

namespace Symfony\Component\HttpKernel\DataCollector;

use Symfony\Component\HttpKernel\Profiler\Profiler;

/*
 * This file is part of the Symfony framework.
 *
 * (c) Fabien Potencier <fabien.potencier@symfony-project.com>
 *
 * This source file is subject to the MIT license that is bundled
 * with this source code in the file LICENSE.
 */

/**
 * DataCollector.
 *
 * Children of this class must store the collected data in the data property.
 *
 * @author Fabien Potencier <fabien.potencier@symfony-project.com>
 */
abstract class DataCollector implements DataCollectorInterface, \Serializable
{
    protected $data;

    public function serialize()
    {
        return serialize($this->data);
    }

    public function unserialize($data)
    {
        $this->data = unserialize($data);
    }
}