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<?php |
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/* |
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* This file is part of the Veslo project <https://github.com/symfony-doge/veslo>. |
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* |
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* (C) 2019 Pavel Petrov <[email protected]>. |
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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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* @license https://opensource.org/licenses/GPL-3.0 GPL-3.0 |
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*/ |
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declare(strict_types=1); |
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namespace Veslo\AppBundle\Workflow\Vacancy\Worker\Iteration; |
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use Closure; |
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use Exception; |
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use Psr\Log\LoggerInterface; |
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use Veslo\AppBundle\Workflow\Vacancy\PitInterface; |
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use Veslo\AppBundle\Workflow\Vacancy\WorkerInterface; |
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/** |
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* Represent common execution logic for a set of similar iterations |
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*/ |
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class Loop |
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{ |
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/** |
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* An executor of iteration |
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* |
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* @var WorkerInterface |
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*/ |
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private $worker; |
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/** |
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* A business logic to be executed multiple times |
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* |
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* @var Closure |
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*/ |
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private $iteration; |
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/** |
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* Message for an unsuccessful execution |
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* |
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* @var string |
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*/ |
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private $errorMessage; |
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/** |
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* Loop constructor. |
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* |
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* @param WorkerInterface $worker An executor of iteration |
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* @param Closure $iteration A business logic to be executed multiple times |
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* @param string $errorMessage Message for an unsuccessful execution |
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*/ |
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public function __construct( |
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WorkerInterface $worker, |
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Closure $iteration, |
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string $errorMessage |
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) { |
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$this->worker = $worker; |
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$this->iteration = $iteration; |
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$this->errorMessage = $errorMessage; |
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} |
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/** |
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* Performs an iteration loop for executor's business logic |
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* |
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* @param PitInterface $source Data source |
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* @param int $iterations Iterations count |
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* |
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* @return int Successful iterations count |
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*/ |
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public function execute(PitInterface $source, int $iterations): int |
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{ |
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$iterationRemains = max(1, $iterations); |
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$iterationSuccess = 0; |
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$iterationClosure = $this->iteration; |
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while ($iterationRemains > 0) { |
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try { |
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if ($iterationClosure($source)) { |
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++$iterationSuccess; |
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} |
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} catch (Exception $e) { |
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$logger = $this->worker->getLogger(); |
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if ($logger instanceof LoggerInterface) { |
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$context = ['source' => get_class($source), 'message' => $e->getMessage()]; |
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$logger->error($this->errorMessage, $context); |
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} |
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} |
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--$iterationRemains; |
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} |
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return $iterationSuccess; |
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} |
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} |
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symfony-doge /
veslo
