/**
  * @param \DOMNode $parent
  * @param \AerialShip\LightSaml\Meta\SerializationContext $context
  * @return \DOMElement
  */
 function getXml(\DOMNode $parent, SerializationContext $context)
 {
     $result = $result = parent::getXml($parent, $context);
     $result->setAttribute('index', $this->getIndex());
     return $result;
 }
 /**
  * @param \DOMNode $parent
  * @param SerializationContext $context
  * @return \DOMElement
  */
 function getXml(\DOMNode $parent, SerializationContext $context)
 {
     $result = parent::getXml($parent, $context);
     return $result;
 }