public function validateChangeType($dataObject)
{
foreach ($this->checkFields as $field) {
if (!isset($dataObject->data->{$field}) || !$dataObject->data->{$field}) {
throw new Exception("oSRS Error - change type is {$this->change_type} but {$field} is not defined.");
}
}
if (!isset($dataObject->data->add_ns) && $dataObject->data->add_ns == '' && !isset($dataObject->data->remove_ns) && $dataObject->data->remove_ns == '' && !isset($dataObject->data->assign_ns) && $dataObject->data->assign_ns == '') {
throw new Exception("oSRS Error - change type is {$this->change_type} but at least one of add_ns, remove_ns or assign_ns has to be defined.");
}
return true;
}