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<?php |
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|
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declare(strict_types=1); |
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|
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namespace Http\Client\Common\HttpClientPool; |
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|
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use Http\Client\Common\Exception\HttpClientNotFoundException; |
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|
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/** |
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* RoundRobinClientPool will choose the next client in the pool. |
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* |
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* @author Joel Wurtz <joel.wurtz@gmail.com> |
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*/ |
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final class RoundRobinClientPool extends HttpClientPool |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function chooseHttpClient(): HttpClientPoolItem |
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{ |
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$last = current($this->clientPool); |
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|
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do { |
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$client = next($this->clientPool); |
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|
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if (false === $client) { |
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$client = reset($this->clientPool); |
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|
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if (false === $client) { |
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throw new HttpClientNotFoundException('Cannot choose a http client as there is no one present in the pool'); |
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} |
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} |
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|
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// Case when there is only one and the last one has been disabled |
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if ($last === $client && $client->isDisabled()) { |
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throw new HttpClientNotFoundException('Cannot choose a http client as there is no one enabled in the pool'); |
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} |
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} while ($client->isDisabled()); |
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|
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return $client; |
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} |
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} |
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|
