protected function importElementRef()
{
if ($result = parent::importElementRef()) {
$result->isSub(true);
}
return $result;
}
protected function loadElementRef()
{
if (!$this->bBuilded && !$this->getMaxOccurs(true)) {
$file = $this->getElementRefFile();
$this->getParent()->buildSchema($file);
$this->bBuilded = true;
}
return parent::loadElementRef();
}