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<?php
namespace Guzzle\Plugin\Backoff;
use Guzzle\Http\Message\RequestInterface;
use Guzzle\Http\Message\Response;
use Guzzle\Http\Exception\HttpException;
/**
* Implements a linear backoff retry strategy.
*
* Warning: If no decision making strategies precede this strategy in the the chain, then all requests will be retried
*/
class LinearBackoffStrategy extends AbstractBackoffStrategy
{
/** @var int Amount of time to progress each delay */
protected $step;
/**
* @param int $step Amount of time to increase the delay each additional backoff
*/
public function __construct($step = 1)
{
$this->step = $step;
}
public function makesDecision()
{
return false;
}
protected function getDelay($retries, RequestInterface $request, Response $response = null, HttpException $e = null)
{
return $retries * $this->step;
}
}
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