<?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 <[email protected]>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid;
use JsonSerializable;
use Ramsey\Uuid\Fields\FieldsInterface;
use Ramsey\Uuid\Type\Hexadecimal;
use Ramsey\Uuid\Type\Integer as IntegerObject;
use Serializable;
/**
* A UUID is a universally unique identifier adhering to an agreed-upon
* representation format and standard for generation
*
* @psalm-immutable
*/
interface UuidInterface extends
DeprecatedUuidInterface,
JsonSerializable,
Serializable
{
/**
* Returns -1, 0, or 1 if the UUID is less than, equal to, or greater than
* the other UUID
*
* The first of two UUIDs is greater than the second if the most
* significant field in which the UUIDs differ is greater for the first
* UUID.
*
* * Q. What's the value of being able to sort UUIDs?
* * A. Use them as keys in a B-Tree or similar mapping.
*
* @param UuidInterface $other The UUID to compare
*
* @return int -1, 0, or 1 if the UUID is less than, equal to, or greater than $other
*/
public function compareTo(UuidInterface $other): int;
/**
* Returns true if the UUID is equal to the provided object
*
* The result is true if and only if the argument is not null, is a UUID
* object, has the same variant, and contains the same value, bit for bit,
* as the UUID.
*
* @param object|null $other An object to test for equality with this UUID
*
* @return bool True if the other object is equal to this UUID
*/
public function equals(?object $other): bool;
/**
* Returns the binary string representation of the UUID
*
* @psalm-return non-empty-string
*/
public function getBytes(): string;
/**
* Returns the fields that comprise this UUID
*/
public function getFields(): FieldsInterface;
/**
* Returns the hexadecimal representation of the UUID
*/
public function getHex(): Hexadecimal;
/**
* Returns the integer representation of the UUID
*/
public function getInteger(): IntegerObject;
/**
* Returns the string standard representation of the UUID
*
* @psalm-return non-empty-string
*/
public function toString(): string;
/**
* Casts the UUID to the string standard representation
*
* @psalm-return non-empty-string
*/
public function __toString(): string;
}