private function getAclCollection() {
        if ($this->aclCollection === null) {
            try {
                $this->aclCollection = $this->getMongoClient()->selectCollection(
                    $this->params['databaseName'],
                    'accesscontrol'
                );
            } catch (MongoException $e) {
                throw new DatabaseException('Could not select collection', 500, $e);
            }
        }

        return $this->aclCollection;
    }
private function getAclCollection() {
        if ($this->aclCollection === null) {
            try {
                $this->aclCollection = $this->getMongoClient()->selectCollection(
                    $this->params['databaseName'],
                    'accesscontrol'
                );
            } catch (MongoException $e) {
                throw new DatabaseException('Could not select collection', 500, $e);
            }
        }

        return $this->aclCollection;
    }
private function getAclCollection ( ) { if ( $ this -> aclCollection === null ) { try { $ this -> aclCollection = $ this -> getMongoClient ( ) -> selectCollection ( $ this -> params [ 'databaseName' ] , 'accesscontrol' ) ; } catch ( MongoException $ e ) { throw new DatabaseException ( 'Could not select collection' , 500 , $ e ) ; } } return $ this -> aclCollection ; }
Get the ACL mongo collection

@return MongoCollection
Get the ACL mongo collection