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Commit a307880

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fabpotfabpot
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feature #22597 [Lock] Re-add the Lock component in 3.4 (jderusse)
This PR was squashed before being merged into the 3.4 branch (closes #22597). Discussion ---------- [Lock] Re-add the Lock component in 3.4 | Q | A | ------------- | --- | Branch? | master | Bug fix? | no | New feature? | yes | BC breaks? | no | Deprecations? | no | Tests pass? | no | Fixed tickets | #22580 | License | MIT | Doc PR | This PR reverts #22590 as decided in #22580. Commits ------- 3b6c495 [Lock] Re-add the Lock component in 3.4
2 parents 5f29144 + 3b6c495 commit a307880
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‎composer.json

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"symfony/inflector": "self.version",
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"symfony/intl": "self.version",
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"symfony/ldap": "self.version",
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"symfony/lock": "self.version",
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"symfony/monolog-bridge": "self.version",
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"symfony/options-resolver": "self.version",
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"symfony/process": "self.version",

‎src/Symfony/Component/Lock/.gitignore

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composer.lock
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phpunit.xml
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vendor/

‎src/Symfony/Component/Lock/CHANGELOG.md

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CHANGELOG
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=========
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3.4.0
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-----
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* added the component

‎src/Symfony/Component/Lock/Exception/ExceptionInterface.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Lock\Exception;
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/**
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* Base ExceptionInterface for the Lock Component.
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*
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* @author Jérémy Derussé <jeremy@derusse.com>
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*/
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interface ExceptionInterface
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{
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}

‎src/Symfony/Component/Lock/Exception/InvalidArgumentException.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Lock\Exception;
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/**
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* @author Jérémy Derussé <jeremy@derusse.com>
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*/
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class InvalidArgumentException extends \InvalidArgumentException implements ExceptionInterface
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{
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}

‎src/Symfony/Component/Lock/Exception/LockAcquiringException.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Lock\Exception;
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/**
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* LockAcquiringException is thrown when an issue happens during the acquisition of a lock.
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*
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* @author Jérémy Derussé <jeremy@derusse.com>
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*/
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class LockAcquiringException extends \RuntimeException implements ExceptionInterface
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{
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}

‎src/Symfony/Component/Lock/Exception/LockConflictedException.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Lock\Exception;
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/**
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* LockConflictedException is thrown when a lock is acquired by someone else.
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*
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* @author Jérémy Derussé <jeremy@derusse.com>
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*/
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class LockConflictedException extends \RuntimeException implements ExceptionInterface
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{
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}

‎src/Symfony/Component/Lock/Exception/LockReleasingException.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Lock\Exception;
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/**
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* LockReleasingException is thrown when an issue happens during the release of a lock.
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*
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* @author Jérémy Derussé <jeremy@derusse.com>
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*/
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class LockReleasingException extends \RuntimeException implements ExceptionInterface
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{
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}

‎src/Symfony/Component/Lock/Exception/LockStorageException.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Lock\Exception;
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/**
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* LockStorageException is thrown when an issue happens during the manipulation of a lock in a store.
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*
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* @author Jérémy Derussé <jeremy@derusse.com>
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*/
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class LockStorageException extends \RuntimeException implements ExceptionInterface
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{
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}

‎src/Symfony/Component/Lock/Exception/NotSupportedException.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Lock\Exception;
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/**
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* NotSupportedException is thrown when an unsupported method is called.
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*
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* @author Jérémy Derussé <jeremy@derusse.com>
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*/
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class NotSupportedException extends \LogicException implements ExceptionInterface
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{
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}

‎src/Symfony/Component/Lock/Factory.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Lock;
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use Psr\Log\LoggerAwareInterface;
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use Psr\Log\LoggerAwareTrait;
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use Psr\Log\NullLogger;
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/**
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* Factory provides method to create locks.
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*
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* @author Jérémy Derussé <jeremy@derusse.com>
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*/
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class Factory implements LoggerAwareInterface
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{
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use LoggerAwareTrait;
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private $store;
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public function __construct(StoreInterface $store)
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{
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$this->store = $store;
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$this->logger = new NullLogger();
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}
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/**
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* Creates a lock for the given resource.
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*
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* @param string $resource The resource to lock
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* @param float $ttl maximum expected lock duration
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*
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* @return Lock
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*/
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public function createLock($resource, $ttl = 300.0)
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{
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$lock = new Lock(new Key($resource), $this->store, $ttl);
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$lock->setLogger($this->logger);
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return $lock;
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}
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}

‎src/Symfony/Component/Lock/Key.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Lock;
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/**
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* Key is a container for the state of the locks in stores.
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*
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* @author Jérémy Derussé <jeremy@derusse.com>
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*/
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final class Key
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{
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private $resource;
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private $state = array();
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/**
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* @param string $resource
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*/
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public function __construct($resource)
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{
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$this->resource = (string) $resource;
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}
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public function __toString()
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{
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return $this->resource;
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}
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/**
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* @param string $stateKey
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*
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* @return bool
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*/
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public function hasState($stateKey)
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{
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return isset($this->state[$stateKey]);
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}
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/**
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* @param string $stateKey
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* @param mixed $state
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*/
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public function setState($stateKey, $state)
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{
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$this->state[$stateKey] = $state;
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}
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/**
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* @param string $stateKey
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*/
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public function removeState($stateKey)
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{
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unset($this->state[$stateKey]);
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}
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/**
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* @param $stateKey
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*
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* @return mixed
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*/
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public function getState($stateKey)
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{
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return $this->state[$stateKey];
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}
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}

‎src/Symfony/Component/Lock/LICENSE

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Copyright (c) 2016-2017 Fabien Potencier
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is furnished
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to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.

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