vendor/symfony/symfony/src/Symfony/Bridge/Doctrine/HttpFoundation/DbalSessionHandler.php

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<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Bridge\Doctrine\HttpFoundation;

use Doctrine\DBAL\Connection;
use Doctrine\DBAL\Driver\DriverException;
use Doctrine\DBAL\Driver\ServerInfoAwareConnection;
use Doctrine\DBAL\Platforms\SQLServer2008Platform;

/**
 * DBAL based session storage.
 *
 * This implementation is very similar to Symfony\Component\HttpFoundation\Session\Storage\Handler\PdoSessionHandler
 * but uses a Doctrine connection and thus also works with non-PDO-based drivers like mysqli and OCI8.
 *
 * @author Fabien Potencier <fabien@symfony.com>
 * @author Johannes M. Schmitt <schmittjoh@gmail.com>
 * @author Tobias Schultze <http://tobion.de>
 */
class DbalSessionHandler implements \SessionHandlerInterface
{
    /**
     * @var Connection
     */
    private $con;

    /**
     * @var string
     */
    private $table;

    /**
     * @var string Column for session id
     */
    private $idCol = 'sess_id';

    /**
     * @var string Column for session data
     */
    private $dataCol = 'sess_data';

    /**
     * @var string Column for timestamp
     */
    private $timeCol = 'sess_time';

    /**
     * Constructor.
     *
     * @param Connection $con       A connection
     * @param string     $tableName Table name