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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Generator;
use Ramsey\Uuid\Type\Hexadecimal;
/**
* A time generator generates strings of binary data based on a node ID,
* clock sequence, and the current time
*/
interface TimeGeneratorInterface
{
/**
* Generate a binary string from a node ID, clock sequence, and current time
*
* @param Hexadecimal|int|string|null $node A 48-bit number representing the
* hardware address; this number may be represented as an integer or a
* hexadecimal string
* @param int|null $clockSeq A 14-bit number used to help avoid duplicates
* that could arise when the clock is set backwards in time or if the
* node ID changes
*
* @return string A binary string
*/
public function generate($node = null, ?int $clockSeq = null): string;
}
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