src/Queue/Strategy/Simple.php
<?php
/*
* Copyright (c) 2017 - 2020 Martin Meredith
* Copyright (c) 2017 Stickee Technology Limited
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
declare(strict_types=1);
namespace QueueJitsu\Queue\Strategy;
use Psr\Log\LoggerInterface;
use QueueJitsu\Job\Job;
use QueueJitsu\Queue\Adapter\AdapterInterface;
/**
* Class Simple
*
* @package QueueJitsu\Queue\Strategy
*/
class Simple implements StrategyInterface
{
/**
* @var \Psr\Log\LoggerInterface $log
*/
private $log;
/**
* Simple constructor.
*
* @param \Psr\Log\LoggerInterface $log
*/
public function __construct(LoggerInterface $log)
{
$this->log = $log;
}
/**
* reserve
*
* @param string[] $queues
* @param \QueueJitsu\Queue\Adapter\AdapterInterface $adapter
*
* @return null|\QueueJitsu\Job\Job
*/
public function reserve(array $queues, AdapterInterface $adapter): ?Job
{
if (in_array('*', $queues, true)) {
$queues = $adapter->getAllQueueNames();
}
foreach ($queues as $queue) {
$this->log->debug(sprintf('Checking %s', $queue));
$job = $adapter->reserve($queue);
if (!is_null($job)) {
$this->log->debug(sprintf('Found job on %s', $queue));
return $job;
}
}
return null;
}
}