TransactionIdentifier.php
No OneTemporary
Actions

Size

1 KB

Referenced Files

None

Subscribers

None

TransactionIdentifier.php
View Options

	<?php
	/**
	* This program is free software; you can redistribute it and/or modify
	* it under the terms of the GNU General Public License as published by
	* the Free Software Foundation; either version 2 of the License, or
	* (at your option) any later version.
	*
	* This program is distributed in the hope that it will be useful,
	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	* GNU General Public License for more details.
	*
	* You should have received a copy of the GNU General Public License along
	* with this program; if not, write to the Free Software Foundation, Inc.,
	* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
	* http://www.gnu.org/copyleft/gpl.html
	*
	* @file
	*/
	namespace Wikimedia\Rdbms;

	use Stringable;

	/**
	* Class used for token representing identifiers for atomic transactions from IDatabase instances
	*
	* @ingroup Database
	* @internal
	*/
	class TransactionIdentifier implements Stringable {
	/** @var string Application-side ID of the active transaction or an empty string otherwise */
	private $id = '';

	public function __construct() {
	static $nextId;
	$nextId = ( $nextId !== null ? $nextId++ : mt_rand() ) % 0xffff;
	$this->id = sprintf( '%06x', mt_rand( 0, 0xffffff ) ) . sprintf( '%04x', $nextId );
	}

	public function __toString() {
	return $this->id;
	}
	}