26 lines
654 B
PHP
26 lines
654 B
PHP
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<?php
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namespace Guzzle\Plugin\Backoff;
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use Guzzle\Http\Message\RequestInterface;
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use Guzzle\Http\Message\Response;
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use Guzzle\Http\Exception\HttpException;
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/**
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* Implements an exponential backoff retry strategy.
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*
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* Warning: If no decision making strategies precede this strategy in the the chain, then all requests will be retried
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*/
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class ExponentialBackoffStrategy extends AbstractBackoffStrategy
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{
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public function makesDecision()
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{
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return false;
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}
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protected function getDelay($retries, RequestInterface $request, Response $response = null, HttpException $e = null)
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{
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return (int) pow(2, $retries);
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}
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}
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