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<?php |
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namespace Burrow\Handler; |
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use Assert\Assertion; |
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use Burrow\Driver; |
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use Burrow\QueueConsumer; |
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use Burrow\QueueHandler; |
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use Psr\Log\LoggerInterface; |
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use Psr\Log\NullLogger; |
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class HandlerBuilder |
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{ |
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/** @var Driver */ |
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private $driver; |
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/** @var bool */ |
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private $sync; |
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/** @var bool */ |
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private $requeueOnFailure; |
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/** @var bool */ |
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private $stopOnFailure; |
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/** @var LoggerInterface */ |
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private $logger; |
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/** |
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* HandlerBuilder constructor. |
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* |
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* @param Driver $driver |
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*/ |
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public function __construct(Driver $driver) |
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{ |
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$this->driver = $driver; |
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$this->consumer = null; |
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$this->sync = null; |
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$this->requeueOnFailure = true; |
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$this->stopOnFailure = true; |
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$this->logger = new NullLogger(); |
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} |
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/** |
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* Build a sync Handler. |
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* |
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* @return $this |
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*/ |
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public function sync() |
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{ |
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$this->sync = true; |
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return $this; |
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} |
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/** |
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* Build an async Handler. |
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* |
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* @return $this |
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*/ |
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public function async() |
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{ |
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$this->sync = false; |
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return $this; |
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} |
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/** |
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* Must the failed message be requeued. |
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* |
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* @return $this |
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*/ |
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public function doNotRequeueOnFailure() |
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{ |
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$this->requeueOnFailure = false; |
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return $this; |
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} |
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/** |
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* Must the handler continue on failure |
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* |
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* @return $this |
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*/ |
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public function continueOnFailure() |
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{ |
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$this->stopOnFailure = false; |
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return $this; |
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} |
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/** |
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* Set a logger. |
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* |
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* @param LoggerInterface $logger |
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* |
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* @return $this |
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*/ |
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public function log(LoggerInterface $logger) |
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{ |
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$this->logger = $logger; |
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return $this; |
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} |
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/** |
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* Build the Handler. |
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* |
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* @param QueueConsumer $consumer |
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* |
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* @return QueueHandler |
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*/ |
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public function build(QueueConsumer $consumer) |
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{ |
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Assertion::notNull($this->sync, 'You must specify if the handler must be sync or async'); |
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$syncAsync = ($this->sync) ? |
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new SyncConsumerHandler($consumer, $this->driver) : |
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new AsyncConsumerHandler($consumer); |
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$ackHandler = new AckHandler($syncAsync, $this->driver, $this->requeueOnFailure); |
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$handler = ($this->stopOnFailure) ? |
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new StopOnExceptionHandler($ackHandler) : |
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new ContinueOnExceptionHandler($ackHandler); |
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$syncAsync->setLogger($this->logger); |
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$handler->setLogger($this->logger); |
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return $handler; |
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} |
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} |
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Evaneos /
Burrow
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: