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<?php
/*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the MIT license. For more information, see
* <http://www.doctrine-project.org>.
*/
namespace Doctrine\ORM;
/**
* An OptimisticLockException is thrown when a version check on an object
* that uses optimistic locking through a version field fails.
*
* @author Roman Borschel <roman@code-factory.org>
* @author Benjamin Eberlei <kontakt@beberlei.de>
* @since 2.0
*/
class OptimisticLockException extends ORMException
{
/**
* @var object|null
*/
private $entity;
/**
* @param string $msg
* @param object|null $entity
*/
public function __construct($msg, $entity)
{
parent::__construct($msg);
$this->entity = $entity;
}
/**
* Gets the entity that caused the exception.
*
* @return object|null
*/
public function getEntity()
{
return $this->entity;
}
/**
* @param object $entity
*
* @return OptimisticLockException
*/
public static function lockFailed($entity)
{
return new self("The optimistic lock on an entity failed.", $entity);
}
/**
* @param object $entity
* @param int $expectedLockVersion
* @param int $actualLockVersion
*
* @return OptimisticLockException
*/
public static function lockFailedVersionMismatch($entity, $expectedLockVersion, $actualLockVersion)
{
$expectedLockVersion = ($expectedLockVersion instanceof \DateTime) ? $expectedLockVersion->getTimestamp() : $expectedLockVersion;
$actualLockVersion = ($actualLockVersion instanceof \DateTime) ? $actualLockVersion->getTimestamp() : $actualLockVersion;
return new self("The optimistic lock failed, version " . $expectedLockVersion . " was expected, but is actually ".$actualLockVersion, $entity);
}
/**
* @param string $entityName
*
* @return OptimisticLockException
*/
public static function notVersioned($entityName)
{
return new self("Cannot obtain optimistic lock on unversioned entity " . $entityName, null);
}
}
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