private static Result<List<Element>> readDocument(String rootElementName, String stringDoc) {
final SAXBuilder builder = new SAXBuilder();
try {
final Document document = builder.build(new StringReader(stringDoc));
final Element rootElement = document.getRootElement();
return Result.success(List.fromCollection(rootElement.getChildren(rootElementName)));
} catch (IOException | JDOMException io) {
return Result.failure(
String.format(
"Invalid root element name '%s' or XML data %s", rootElementName, stringDoc),
io);
} catch (Exception e) {
return Result.failure(
String.format("Unexpected error while reading XML data %s", stringDoc), e);
}
}
private static String processElement(Element element, Tuple<String, List<String>> format) {
String formatString = format._1;
List<String> parameters = format._2.map(element::getChildText);
return String.format(formatString, parameters.toJavaList().toArray());
}
private static List<String> toStringList(List<Element> list, Tuple<String, List<String>> format) {
return list.map(e -> processElement(e, format));
}