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