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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License |
| 6 | * as published by the Free Software Foundation; under version 2 |
| 7 | * of the License (non-upgradable). |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 17 | * |
| 18 | * Copyright (c) 2017 (original work) Open Assessment Technologies SA (under the project TAO-PRODUCT); |
| 19 | * |
| 20 | */ |
| 21 | |
| 22 | namespace oat\taoTaskQueue\model; |
| 23 | |
| 24 | use oat\oatbox\PhpSerializable; |
| 25 | use oat\tao\model\taskQueue\Queue\Broker\QueueBrokerInterface; |
| 26 | use oat\taoTaskQueue\model\Task\TaskInterface; |
| 27 | use Psr\Log\LoggerAwareInterface; |
| 28 | use Zend\ServiceManager\ServiceLocatorAwareInterface; |
| 29 | |
| 30 | /** |
| 31 | * Interface QueueInterface |
| 32 | * |
| 33 | * @deprecated Use \oat\tao\model\taskQueue\QueueInterface |
| 34 | * |
| 35 | * @author Gyula Szucs <gyula@taotesting.com> |
| 36 | */ |
| 37 | interface QueueInterface extends \Countable, LoggerAwareInterface, PhpSerializable, ServiceLocatorAwareInterface |
| 38 | { |
| 39 | /** |
| 40 | * @deprecated It will be removed in version 1.0.0. Use QueueDispatcherInterface::SERVICE_ID instead |
| 41 | */ |
| 42 | public const SERVICE_ID = 'taoTaskQueue/taskQueue'; |
| 43 | |
| 44 | /** |
| 45 | * @deprecated It will be removed in version 1.0.0 |
| 46 | */ |
| 47 | public const OPTION_QUEUE_BROKER = 'queue_broker'; |
| 48 | |
| 49 | /** |
| 50 | * QueueInterface constructor. |
| 51 | * |
| 52 | * @param string $name |
| 53 | * @param QueueBrokerInterface $broker |
| 54 | * @param int $weight |
| 55 | */ |
| 56 | public function __construct($name, QueueBrokerInterface $broker, $weight = 1); |
| 57 | |
| 58 | /** |
| 59 | * @return string |
| 60 | */ |
| 61 | public function __toString(); |
| 62 | |
| 63 | /** |
| 64 | * Initialize queue. |
| 65 | * |
| 66 | * @return void |
| 67 | */ |
| 68 | public function initialize(); |
| 69 | |
| 70 | /** |
| 71 | * Returns queue name. |
| 72 | * |
| 73 | * @return string |
| 74 | */ |
| 75 | public function getName(); |
| 76 | |
| 77 | /** |
| 78 | * Returns queue weight. |
| 79 | * |
| 80 | * @return int |
| 81 | */ |
| 82 | public function getWeight(); |
| 83 | |
| 84 | /** |
| 85 | * @param int $weight |
| 86 | * @return QueueInterface |
| 87 | */ |
| 88 | public function setWeight($weight); |
| 89 | |
| 90 | /** |
| 91 | * Publish a task to the queue. |
| 92 | * |
| 93 | * @param TaskInterface $task |
| 94 | * @param null|string $label Label for the task |
| 95 | * @return bool Is the task successfully enqueued? |
| 96 | */ |
| 97 | public function enqueue(TaskInterface $task, $label = null); |
| 98 | |
| 99 | /** |
| 100 | * Receive a task from the queue. |
| 101 | * |
| 102 | * @return null|TaskInterface |
| 103 | */ |
| 104 | public function dequeue(); |
| 105 | |
| 106 | /** |
| 107 | * Acknowledge that the task has been received and consumed. |
| 108 | * |
| 109 | * @param TaskInterface $task |
| 110 | */ |
| 111 | public function acknowledge(TaskInterface $task); |
| 112 | |
| 113 | /** |
| 114 | * Is the given queue a sync queue? |
| 115 | * |
| 116 | * @return bool |
| 117 | */ |
| 118 | public function isSync(); |
| 119 | |
| 120 | /** |
| 121 | * The amount of tasks that can be received in one pop by this queue. |
| 122 | * |
| 123 | * @return int |
| 124 | */ |
| 125 | public function getNumberOfTasksToReceive(); |
| 126 | |
| 127 | /** |
| 128 | * Set new broker. |
| 129 | * |
| 130 | * @param QueueBrokerInterface $broker |
| 131 | * @return QueueInterface |
| 132 | */ |
| 133 | public function setBroker(QueueBrokerInterface $broker); |
| 134 | |
| 135 | /** |
| 136 | * @return QueueBrokerInterface |
| 137 | */ |
| 138 | public function getBroker(); |
| 139 | } |