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<?php |
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/** |
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* AppserverIo\Messaging\AbstractMessage |
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* |
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* NOTICE OF LICENSE |
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* |
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* This source file is subject to the Open Software License (OSL 3.0) |
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* that is available through the world-wide-web at this URL: |
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* http://opensource.org/licenses/osl-3.0.php |
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* |
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* PHP version 5 |
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* |
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* @author Tim Wagner <[email protected]> |
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* @copyright 2015 TechDivision GmbH <[email protected]> |
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* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0) |
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* @link https://github.com/appserver-io/messaging |
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* @link http://www.appserver.io |
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*/ |
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namespace AppserverIo\Messaging; |
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use AppserverIo\Psr\Pms\QueueInterface; |
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use AppserverIo\Psr\Pms\MessageInterface; |
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use AppserverIo\Psr\Pms\MonitorInterface; |
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use AppserverIo\Psr\Pms\StateKeyInterface; |
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use AppserverIo\Psr\Pms\PriorityKeyInterface; |
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use AppserverIo\Messaging\Utils\PriorityKeys; |
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use AppserverIo\Messaging\Utils\PriorityLow; |
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use AppserverIo\Messaging\Utils\StateKeys; |
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use AppserverIo\Messaging\Utils\StateActive; |
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use AppserverIo\Messaging\Utils\StateFailed; |
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use AppserverIo\Messaging\Utils\StateProcessed; |
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use AppserverIo\Messaging\Utils\StatePaused; |
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use AppserverIo\Lang\Reflection\ReflectionObject; |
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/** |
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* The abstract superclass for all messages. |
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* |
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* @author Tim Wagner <[email protected]> |
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* @copyright 2015 TechDivision GmbH <[email protected]> |
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* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0) |
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* @link https://github.com/appserver-io/messaging |
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* @link http://www.appserver.io |
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*/ |
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abstract class AbstractMessage implements MessageInterface, \Serializable |
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{ |
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/** |
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* The unique session-ID. |
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* |
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* @var string |
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*/ |
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protected $sessionId = null; |
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/** |
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* The destination queue to send the message to. |
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* |
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* @var \AppserverIo\Psr\Pms\QueueInterface |
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*/ |
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protected $destination = null; |
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/** |
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* The parent message. |
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* |
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* @var \AppserverIo\Psr\Pms\MessageInterface |
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*/ |
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protected $parentMessage = null; |
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/** |
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* The monitor for monitoring the message. |
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* |
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* @var \AppserverIo\Psr\Pms\MonitorInterface |
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*/ |
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protected $messageMonitor = null; |
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/** |
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* The priority of the message, defaults to 'low'. |
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* |
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* @var integer |
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*/ |
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protected $priority = null; |
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/** |
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* The state of the message, defaults to 'active'. |
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* |
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* @var integer |
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*/ |
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protected $state = null; |
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/** |
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* The flag if the message should be deleted when finished or not. |
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* |
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* @var boolean |
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*/ |
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protected $locked = null; |
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/** |
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* The array with the timeouts for the retries. |
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* |
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* @var array |
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*/ |
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protected $retryTimeouts = array(); |
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/** |
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* The array with the callbacks. |
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* |
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* @var array |
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*/ |
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protected $callbacks = array(); |
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/** |
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* Initializes the message with the array |
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* to send to the queue. |
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*/ |
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public function __construct() |
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{ |
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// initialize the default values |
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$this->sessionId = ""; |
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$this->priority = PriorityLow::KEY; |
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$this->state = StateActive::KEY; |
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1 |
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$this->locked = false; |
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1 |
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} |
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/** |
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* Sets the unique session id. |
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* |
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* @param string $sessionId The uniquid id |
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* |
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* @return void |
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*/ |
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public function setSessionId($sessionId) |
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{ |
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$this->sessionId = $sessionId; |
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} |
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/** |
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* Returns the unique session id. |
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* |
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* @return string The uniquid id |
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*/ |
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public function getSessionId() |
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{ |
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return $this->sessionId; |
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} |
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/** |
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* Sets the destination queue. |
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* |
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* @param \AppserverIo\Psr\Pms\QueueInterface $destination The destination queue |
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* |
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* @return void |
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*/ |
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public function setDestination(QueueInterface $destination) |
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{ |
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$this->destination = $destination; |
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} |
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/** |
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* Returns the destination queue. |
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* |
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* @return \AppserverIo\Psr\Pms\QueueInterface The destination queue |
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*/ |
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public function getDestination() |
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{ |
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return $this->destination; |
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} |
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/** |
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* Sets the priority of the message. |
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* |
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* @param \AppserverIo\Psr\Pms\PriorityKeyInterface $priority The priority to set the message to |
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* |
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* @return void |
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*/ |
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public function setPriority(PriorityKeyInterface $priority) |
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{ |
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$this->priority = $priority->getPriority(); |
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} |
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/** |
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* Returns the priority of the message. |
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* |
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* @return \AppserverIo\Psr\Pms\PriorityKeyInterface The priority of the message |
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*/ |
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public function getPriority() |
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{ |
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return PriorityKeys::get($this->priority); |
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} |
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/** |
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* Sets the state of the message. |
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* |
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* @param \AppserverIo\Psr\Pms\StateKeyInterface $state The new state |
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* |
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* @return void |
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*/ |
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public function setState(StateKeyInterface $state) |
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{ |
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$this->state = $state->getState(); |
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} |
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/** |
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* Returns the state of the message. |
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* |
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* @return \AppserverIo\Psr\Pms\StateKeyInterface The message state |
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*/ |
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public function getState() |
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{ |
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return StateKeys::get($this->state); |
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} |
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/** |
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* Sets the parent message. |
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* |
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* @param \AppserverIo\Psr\Pms\MessageInterface $parentMessage The parent message |
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* |
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* @return void |
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*/ |
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public function setParentMessage(MessageInterface $parentMessage) |
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{ |
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$this->parentMessage = $parentMessage; |
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} |
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/** |
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* Returns the parent message. |
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* |
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* @return \AppserverIo\Psr\Pms\MessageInterface The parent message |
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* |
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* @see \AppserverIo\Psr\Pms\MessageInterface::getParentMessage() |
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*/ |
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public function getParentMessage() |
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{ |
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return $this->parentMessage; |
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} |
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/** |
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* Sets the monitor for monitoring the message itself. |
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* |
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* @param \AppserverIo\Psr\Pms\MonitorInterface $messageMonitor The monitor |
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* |
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* @return void |
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*/ |
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public function setMessageMonitor(MonitorInterface $messageMonitor) |
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{ |
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$this->messageMonitor = $messageMonitor; |
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} |
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/** |
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* Returns the message monitor. |
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* |
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* @return \AppserverIo\Psr\Pms\MonitorInterface The monitor |
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*/ |
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public function getMessageMonitor() |
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{ |
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return $this->messageMonitor; |
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} |
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/** |
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* Locks the message. |
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* |
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* @return void |
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*/ |
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public function lock() |
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{ |
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$this->locked = true; |
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} |
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/** |
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* Unlocks the message. |
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* |
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* @return void |
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*/ |
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public function unlock() |
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{ |
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$this->locked = false; |
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} |
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/** |
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* Returns the message lock flag. |
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* |
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* @return boolean TRUE if the message is locked, else FALSE |
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*/ |
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public function isLocked() |
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{ |
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return $this->locked; |
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} |
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/** |
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* Serializes the message and returns the serialized representation. |
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* |
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* @return string the string representation of the object or null |
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* @link http://php.net/manual/en/serializable.serialize.php |
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*/ |
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public function serialize() |
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{ |
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return serialize(get_object_vars($this)); |
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} |
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/** |
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* The serialized representation of the message. |
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* |
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* @param string $data The string representation of the object |
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* |
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* @return void |
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* @link http://php.net/manual/en/serializable.unserialize.php |
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*/ |
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public function unserialize($data) |
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{ |
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foreach (unserialize($data) as $propertyName => $propertyValue) { |
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$this->$propertyName = $propertyValue; |
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} |
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} |
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/** |
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* Set's the array with the retry timeouts which is also responsible |
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* for the the number of retries. |
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* |
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* @param array $retryTimeouts The number of retries with their timeouts |
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* |
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* @return void |
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*/ |
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public function setRetryTimeouts(array $retryTimeouts) |
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{ |
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$this->retryTimeouts = $retryTimeouts; |
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} |
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/** |
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* Return's the array with the retry timeouts. |
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* |
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* @return array The retry timeouts |
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*/ |
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public function getRetryTimeouts() |
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{ |
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return $this->retryTimeouts; |
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} |
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/** |
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* Return's the timeout for the given retry. |
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* |
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* @param integer $retry The retry to return the timeout for |
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* |
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* @return integer The timeout in seconds for the passed retry |
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* @throws \InvalidArgumentException Is thrown if the timeout for the passed retry is NOT available |
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*/ |
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public function getRetryTimeout($retry) |
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{ |
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// try to find the timeout for the passed retry |
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if (isset($this->retryTimeouts[$retry])) { |
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return $this->retryTimeouts[$retry]; |
|
352
|
|
|
} |
|
353
|
|
|
|
|
354
|
|
|
// throw an exception if the timeout is NOT available |
|
355
|
|
|
throw new \InvalidArgumentException(sprintf('Can\t find timeout information for retry %d', $retry)); |
|
356
|
|
|
} |
|
357
|
|
|
|
|
358
|
|
|
/** |
|
359
|
|
|
* Return's the number of retries for this message. |
|
360
|
|
|
* |
|
361
|
|
|
* @return integer The number of retries |
|
362
|
|
|
*/ |
|
363
|
|
|
public function getRetryCounter() |
|
364
|
|
|
{ |
|
365
|
|
|
return sizeof($this->getRetryTimeouts()); |
|
366
|
|
|
} |
|
367
|
|
|
|
|
368
|
|
|
/** |
|
369
|
|
|
* Add's the callback for the given state. |
|
370
|
|
|
* |
|
371
|
|
|
* @param \AppserverIo\Psr\Pms\StateKeyInterface $state The state to register the callback for |
|
372
|
|
|
* @param array $callback The array with the bean's lookup and method name that has to be invoked |
|
373
|
|
|
* |
|
374
|
|
|
* @return void |
|
375
|
|
|
* @throws \Exception Is thrown if the passed state doesn't support callbacks |
|
376
|
|
|
*/ |
|
377
|
|
|
public function addCallback(StateKeyInterface $state, array $callback) |
|
378
|
|
|
{ |
|
379
|
|
|
|
|
380
|
|
|
// query whether or not the state supports callbacks |
|
381
|
|
|
if (in_array($state->getState(), array(StateFailed::KEY, StateProcessed::KEY, StatePaused::KEY))) { |
|
382
|
|
|
// initialize the array with the state callbacks, if not already done |
|
383
|
|
|
if (!isset($this->callbacks[$state->getState()])) { |
|
384
|
|
|
$this->callbacks[$state->getState()] = array(); |
|
385
|
|
|
} |
|
386
|
|
|
|
|
387
|
|
|
// add the callback to the state |
|
388
|
|
|
array_push($this->callbacks[$state->getState()], $callback); |
|
389
|
|
|
|
|
390
|
|
|
// return immediately |
|
391
|
|
|
return; |
|
392
|
|
|
} |
|
393
|
|
|
|
|
394
|
|
|
// throw an exception, if the passed state doesn't support callbacks |
|
395
|
|
|
throw new \Exception( |
|
396
|
|
|
sprintf( |
|
397
|
|
|
'Callbacks for state %s is not supported, state has to be either one of StateFailed, StateProcessed or StatePaused', |
|
398
|
|
|
(new ReflectionObject($state))->getShortName() |
|
399
|
|
|
) |
|
400
|
|
|
); |
|
401
|
|
|
} |
|
402
|
|
|
|
|
403
|
|
|
/** |
|
404
|
|
|
* Return's the callback information for the given state. |
|
405
|
|
|
* |
|
406
|
|
|
* @param \AppserverIo\Psr\Pms\StateKeyInterface $state The state to register the callback for |
|
407
|
|
|
* |
|
408
|
|
|
* @return array The array with the callback information |
|
409
|
|
|
*/ |
|
410
|
|
|
public function getCallbacks(StateKeyInterface $state) |
|
411
|
|
|
{ |
|
412
|
|
|
|
|
413
|
|
|
// initialize the array with the callbacks |
|
414
|
|
|
$callbacks = array(); |
|
415
|
|
|
|
|
416
|
|
|
// try to find the callback for the passed state |
|
417
|
|
|
if (isset($this->callbacks[$state->getState()])) { |
|
418
|
|
|
$callbacks = $this->callbacks[$state->getState()]; |
|
419
|
|
|
} |
|
420
|
|
|
|
|
421
|
|
|
// return the array with the callbacks |
|
422
|
|
|
return $callbacks; |
|
423
|
|
|
} |
|
424
|
|
|
|
|
425
|
|
|
/** |
|
426
|
|
|
* Return's whether or not callbacks for the passed state has been registered. |
|
427
|
|
|
* |
|
428
|
|
|
* @param \AppserverIo\Psr\Pms\StateKeyInterface $state The state to register the callback for |
|
429
|
|
|
* |
|
430
|
|
|
* @return boolean TRUE if callbacks has been registered, else FALSE |
|
431
|
|
|
*/ |
|
432
|
|
|
public function hasCallbacks(StateKeyInterface $state) |
|
433
|
|
|
{ |
|
434
|
|
|
return isset($this->callbacks[$state->getState()]); |
|
435
|
|
|
} |
|
436
|
|
|
} |
|
437
|
|
|
|