final org.w3c.dom.Document document = DocumentBuilderFactory.newInstance().newDocumentBuilder().newDocument();
final org.w3c.dom.Element root = document.createElement( "action_sequence_info" );
document.appendChild( root );
requestHandler.setCreateFeedbackParameterCallback( new ICreateFeedbackParameterCallback() {
public void createFeedbackParameter( IRuntimeContext runtimeContext, String fieldName, String displayName,
String hint, Object defaultValues, List values, Map dispNames, String displayStyle, boolean optional,
boolean visible ) {
org.w3c.dom.Element parameterElement = document.createElement( "parameter" );