<?php
/**
* This file is part of the Cache package.
*
* Copyright (c) Daniel González
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @author Daniel González <daniel@desarrolla2.com>
* @author Arnold Daniels <arnold@jasny.net>
*/
declare(strict_types=1);
namespace Desarrolla2\Cache\Option;
use Desarrolla2\Cache\Exception\InvalidArgumentException;
/**
* TTL option
*/
trait TtlTrait
{
/**
* @var int|null
*/
protected $ttl = null;
/**
* Set the maximum time to live (ttl)
*
* @param int|null $value Seconds or null to live forever
* @throws InvalidArgumentException
*/
protected function setTtlOption(?int $value): void
{
if (isset($value) && $value < 1) {
throw new InvalidArgumentException('ttl cant be lower than 1');
}
$this->ttl = $value;
}
/**
* Get the maximum time to live (ttl)
*
* @return int|null
*/
protected function getTtlOption(): ?int
{
return $this->ttl;
}
}