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SharedLockInterface.php
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SharedLockInterface.php
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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <[email protected]>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Lock;
use Symfony\Component\Lock\Exception\LockAcquiringException;
use Symfony\Component\Lock\Exception\LockConflictedException;
/**
* SharedLockInterface defines an interface to manipulate the status of a shared lock.
*
* @author Jérémy Derussé <[email protected]>
*/
interface SharedLockInterface extends LockInterface
{
/**
* Acquires the lock for reading. If the lock is acquired by someone else in write mode, the parameter `blocking`
* determines whether or not the call should block until the release of the lock.
*
* @return bool whether or not the lock had been acquired
*
* @throws LockConflictedException If the lock is acquired by someone else in blocking mode
* @throws LockAcquiringException If the lock can not be acquired
*/
public function acquireRead(bool $blocking = false);
}