19 declare(strict_types=1);
    29     public function __construct(
int $a_id = 0, 
bool $a_call_by_reference = 
true)
    54         if ($this->root_ref_id === 0 || $this->root_id === 0) {
    55             $q = 
"SELECT object_reference.obj_id, object_reference.ref_id FROM object_data    56                         INNER JOIN object_reference ON object_reference.obj_id = object_data.obj_id    59             if (
$res = $this->db->fetchAssoc($set)) {
    60                 $this->root_id = (
int) 
$res[
'obj_id'];
    61                 $this->root_ref_id = (
int) 
$res[
'ref_id'];
 
__construct(int $a_id=0, bool $a_call_by_reference=true)
 
__construct(Container $dic, ilPlugin $plugin)