42 lines
949 B
PHP
42 lines
949 B
PHP
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<?php
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/**
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* @link http://www.yiiframework.com/
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* @copyright Copyright (c) 2008 Yii Software LLC
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* @license http://www.yiiframework.com/license/
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*/
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namespace yii\mutex;
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use Closure;
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/**
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* Trait RetryAcquireTrait.
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*
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* @author Robert Korulczyk <robert@korulczyk.pl>
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* @internal
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* @since 2.0.16
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*/
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trait RetryAcquireTrait
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{
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/**
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* @var int Number of milliseconds between each try in [[acquire()]] until specified timeout times out.
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* By default it is 50 milliseconds - it means that [[acquire()]] may try acquire lock up to 20 times per second.
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* @since 2.0.16
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*/
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public $retryDelay = 50;
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private function retryAcquire($timeout, Closure $callback)
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{
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$start = microtime(true);
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do {
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if ($callback()) {
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return true;
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}
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usleep($this->retryDelay * 1000);
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} while (microtime(true) - $start < $timeout);
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return false;
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}
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}
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