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<?php |
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namespace AMQPAL\Adapter\PhpAmqpLib; |
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use PhpAmqpLib\Channel\AMQPChannel; |
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use AMQPAL\Adapter\ChannelInterface; |
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use AMQPAL\Adapter\ConnectionInterface; |
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use AMQPAL\Adapter\ExchangeInterface; |
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use AMQPAL\Adapter\QueueInterface; |
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use AMQPAL\Options; |
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/** |
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* Class Channel |
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* |
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* @package AMQPAL\Adapter\PhpAmqpLib |
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*/ |
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class Channel implements ChannelInterface |
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{ |
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/** |
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* @var AMQPChannel |
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*/ |
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protected $resource; |
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/** |
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* @var ConnectionInterface |
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*/ |
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protected $connection; |
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/** |
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* @var Exchange |
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*/ |
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protected $exchangePrototype; |
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/** |
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* @var Queue |
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*/ |
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protected $queuePrototype; |
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/** |
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* Channel constructor. |
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* |
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* @param Exchange $exchangePrototype |
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* @param Queue $queuePrototype |
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*/ |
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public function __construct(Exchange $exchangePrototype = null, Queue $queuePrototype = null) |
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{ |
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$this->registerExchange($exchangePrototype ?: new Exchange()); |
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$this->registerQueue($queuePrototype ?: new Queue()); |
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} |
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/** |
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* @param Exchange $exchange |
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*/ |
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public function registerExchange(Exchange $exchange) |
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{ |
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$this->exchangePrototype = $exchange; |
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} |
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/** |
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* @param Queue $queue |
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*/ |
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public function registerQueue(Queue $queue) |
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{ |
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$this->queuePrototype = $queue; |
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} |
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/** |
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* @return AMQPChannel |
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*/ |
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public function getResource() |
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{ |
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return $this->resource; |
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} |
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/** |
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* @param AMQPChannel $resource |
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* @return $this |
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*/ |
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public function setResource(AMQPChannel $resource) |
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{ |
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$this->resource = $resource; |
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return $this; |
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} |
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/** |
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* Check the channel connection. |
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* |
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* @return bool Indicates whether the channel is connected. |
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*/ |
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public function isConnected() |
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{ |
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return $this->getConnection()->isConnected(); |
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} |
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/** |
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* Return internal channel ID |
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* |
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* @return integer |
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*/ |
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public function getChannelId() |
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{ |
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return $this->getResource()->getChannelId(); |
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} |
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/** |
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* Set the window size and the number of messages to prefetch from the broker. |
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* |
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* @param int $prefetchSize The window size, in octets, to prefetch. |
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* @param int $prefetchCount The number of messages to prefetch. |
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* @return $this |
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*/ |
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public function setQos($prefetchSize, $prefetchCount) |
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{ |
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$this->getResource()->basic_qos($prefetchSize, $prefetchCount, false); |
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return $this; |
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} |
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/** |
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* Start a transaction. |
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* |
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* @return $this |
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*/ |
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public function startTransaction() |
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{ |
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$this->getResource()->tx_select(); |
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return $this; |
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} |
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/** |
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* Commit a pending transaction. |
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* |
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* @return $this |
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*/ |
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public function commitTransaction() |
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{ |
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$this->getResource()->tx_commit(); |
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return $this; |
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} |
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/** |
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* Rollback a transaction. |
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* |
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* @return $this |
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*/ |
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public function rollbackTransaction() |
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{ |
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$this->getResource()->tx_rollback(); |
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return $this; |
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} |
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/** |
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* @param Connection $connection |
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* @return $this |
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*/ |
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public function setConnection(Connection $connection) |
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{ |
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$this->connection = $connection; |
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return $this; |
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} |
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/** |
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* Get the connection object in use |
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* |
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* @return Connection |
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*/ |
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public function getConnection() |
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{ |
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return $this->connection; |
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} |
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/** |
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* Redeliver unacknowledged messages. |
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* |
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* @param bool $requeue |
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* @return $this |
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*/ |
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public function basicRecover($requeue = true) |
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{ |
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$this->getResource()->basic_recover($requeue); |
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return $this; |
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} |
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/** |
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* Create a new queue |
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* |
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* @param Options\QueueOptions $options |
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* @return QueueInterface |
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*/ |
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public function createQueue(Options\QueueOptions $options) |
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{ |
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$queue = clone $this->queuePrototype; |
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$queue->setChannel($this); |
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$queue->setOptions($options); |
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return $queue; |
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} |
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/** |
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* Create a new exchange |
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* |
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* @param Options\ExchangeOptions $options |
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* @return ExchangeInterface |
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*/ |
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public function createExchange(Options\ExchangeOptions $options) |
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{ |
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$exchange = clone $this->exchangePrototype; |
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$exchange->setChannel($this); |
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$exchange->setOptions($options); |
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return $exchange; |
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} |
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} |
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