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<?php namespace Comodojo\Extender\Components;
use \Exception;
/**
* Lock file manager (static methods)
*
* @package Comodojo extender
* @author Marco Giovinazzi <[email protected]>
* @license GPL-3.0+
* LICENSE:
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
class PidLock extends AbstractLocker {
* Lock file name
* @var string
private $lockfile = "extender.pid";
private $pid;
public function __construct($pid, $lockfile = null) {
if ( $lockfile !== null ) $this->lockfile = $lockfile;
if ( empty($pid) ) throw new Exception("Invalid pid reference");
$this->pid = $pid;
}
public function lock() {
return self::writeLock($this->lockfile, $this->pid);
public function release() {
return self::releaseLock($this->lockfile);
comodojo /
extender.framework
