private function getParameters(\DOMElement $element)
{
$parameters = [];
foreach ($element->query('./parameter') as $parameterEl) {
$name = $parameterEl->getAttribute('name');
if ($parameterEl->getAttribute('type') === 'collection') {
$parameters[$name] = $this->getParameters($parameterEl);
continue;
}
$parameters[$name] = $parameterEl->getAttribute('value');
}
return $parameters;
}