public function getSubElement()
{
return scenarioSubElement::byId($this->getScenarioSubElement_id());
}
public function getSubElement($_type = '')
{
if ($_type != '') {
if (isset($this->_subelement[$_type]) && is_object($this->_subelement[$_type])) {
return $this->_subelement[$_type];
}
$this->_subelement[$_type] = scenarioSubElement::byScenarioElementId($this->getId(), $_type);
return $this->_subelement[$_type];
} else {
if (count($this->_subelement[-1]) > 0) {
return $this->_subelement[-1];
}
$this->_subelement[-1] = scenarioSubElement::byScenarioElementId($this->getId(), $_type);
return $this->_subelement[-1];
}
}