48 lines
1.5 KiB
PHP
48 lines
1.5 KiB
PHP
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<?php
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namespace Guzzle\Plugin\Backoff;
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use Guzzle\Common\Exception\InvalidArgumentException;
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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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* Strategy that will invoke a closure to determine whether or not to retry with a delay
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*/
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class CallbackBackoffStrategy extends AbstractBackoffStrategy
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{
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/** @var \Closure|array|mixed Callable method to invoke */
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protected $callback;
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/** @var bool Whether or not this strategy makes a retry decision */
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protected $decision;
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/**
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* @param \Closure|array|mixed $callback Callable method to invoke
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* @param bool $decision Set to true if this strategy makes a backoff decision
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* @param BackoffStrategyInterface $next The optional next strategy
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*
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* @throws InvalidArgumentException
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*/
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public function __construct($callback, $decision, BackoffStrategyInterface $next = null)
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{
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if (!is_callable($callback)) {
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throw new InvalidArgumentException('The callback must be callable');
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}
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$this->callback = $callback;
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$this->decision = (bool) $decision;
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$this->next = $next;
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}
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public function makesDecision()
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{
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return $this->decision;
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}
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protected function getDelay($retries, RequestInterface $request, Response $response = null, HttpException $e = null)
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{
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return call_user_func($this->callback, $retries, $request, $response, $e);
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}
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}
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