LockManagerGroupFactory.php

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<?php
 
namespace MediaWiki\FileBackend\LockManager;
 
use LockManagerGroup;
use Wikimedia\Rdbms\LBFactory;
 
class LockManagerGroupFactory {
    private $defaultDomain;
 
    private $lockManagerConfigs;
 
    private $lbFactory;
 
    private $instances = [];
 
    public function __construct( $defaultDomain, array $lockManagerConfigs, LBFactory $lbFactory ) {
        $this->defaultDomain = $defaultDomain;
        $this->lockManagerConfigs = $lockManagerConfigs;
        $this->lbFactory = $lbFactory;
    }
 
    public function getLockManagerGroup( $domain = false ): LockManagerGroup {
        if ( $domain === false || $domain === null ) {
            $domain = $this->defaultDomain;
        }
 
        if ( !isset( $this->instances[$domain] ) ) {
            $this->instances[$domain] =
                new LockManagerGroup( $domain, $this->lockManagerConfigs, $this->lbFactory );
        }
 
        return $this->instances[$domain];
    }
}