symfony/src/Symfony/Component/HttpKernel/Log/NullLogger.php

<?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\Component\HttpKernel\Log;

use Psr\Log\NullLogger as PsrNullLogger;

/**
 * NullLogger.
 *
 * @author Fabien Potencier <fabien@symfony.com>
 *
 * @api
 */
class NullLogger extends PsrNullLogger implements LoggerInterface
{
    /**
     * @api
     *
     * @deprecated since 2.2, to be removed in 3.0. Use emergency() which is PSR-3 compatible.
     */
    public function emerg($message, array $context = array())
    {
        trigger_error('The emerg() method of the NullLogger was removed. You should use the new method emergency() instead, which is PSR-3 compatible.', E_USER_DEPRECATED);
    }

    /**
     * @api
     *
     * @deprecated since 2.2, to be removed in 3.0. Use critical() which is PSR-3 compatible.
     */
    public function crit($message, array $context = array())
    {
        trigger_error('The crit() method of the NullLogger was removed. You should use the new method critical() instead, which is PSR-3 compatible.', E_USER_DEPRECATED);
    }

    /**
     * @api
     *
     * @deprecated since 2.2, to be removed in 3.0. Use error() which is PSR-3 compatible.
     */
    public function err($message, array $context = array())
    {
        trigger_error('The err() method of the NullLogger was removed. You should use the new method error() instead, which is PSR-3 compatible.', E_USER_DEPRECATED);
    }

    /**
     * @api
     *
     * @deprecated since 2.2, to be removed in 3.0. Use warning() which is PSR-3 compatible.
     */
    public function warn($message, array $context = array())
    {
        trigger_error('The warn() method of the NullLogger was removed. You should use the new method warning() instead, which is PSR-3 compatible.', E_USER_DEPRECATED);
    }
}