<?php

/*

* This file is part of the DebugBar package.

*

* (c) 2013 Maxime Bouroumeau-Fuseau

*

* For the full copyright and license information, please view the LICENSE

* file that was distributed with this source code.

*/

namespace DebugBar;

interface RequestIdGeneratorInterface

{

/**

* Generates a unique id for the current request. If called repeatedly, a new unique id must

* always be returned on each call to generate() - even across different object instances.

*

* To avoid any potential confusion in ID --> value maps, the returned value must be

* guaranteed to not be all-numeric.

*

* @return string

*/

function generate();

}