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<?php
/**
* The Lock manager allows you to handle all file-locks centrally.
*
* This is an alternative approach to doing this on a per-node basis
*
* @package Sabre
* @subpackage DAV
* @copyright Copyright (C) 2007-2012 Rooftop Solutions. All rights reserved.
* @author Evert Pot (http://www.rooftopsolutions.nl/)
* @license http://code.google.com/p/sabredav/wiki/License Modified BSD License
*/
abstract class Sabre_DAV_Locks_Backend_Abstract {
/**
* Returns a list of Sabre_DAV_Locks_LockInfo objects
*
* This method should return all the locks for a particular uri, including
* locks that might be set on a parent uri.
*
* If returnChildLocks is set to true, this method should also look for
* any locks in the subtree of the uri for locks.
*
* @param string $uri
* @param bool $returnChildLocks
* @return array
*/
abstract function getLocks($uri, $returnChildLocks);
/**
* Locks a uri
*
* @param string $uri
* @param Sabre_DAV_Locks_LockInfo $lockInfo
* @return bool
*/
abstract function lock($uri,Sabre_DAV_Locks_LockInfo $lockInfo);
/**
* Removes a lock from a uri
*
* @param string $uri
* @param Sabre_DAV_Locks_LockInfo $lockInfo
* @return bool
*/
abstract function unlock($uri,Sabre_DAV_Locks_LockInfo $lockInfo);
}
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