How to use

AttributeNameConverter

in

cdc.util.data.util

/**
 * Returns a converter that first applies {@code other} then this converter.
 *
 * @param other The other converter.
 * @return A converter that first applies {@code other} then this converter.
 * @throws IllegalArgumentException When {@code other} is {@code null}.
 */
public default AttributeNameConverter compose(AttributeNameConverter other) {
  Checks.isNotNull(other, "other");
  return (Element element,
      String name) -> convertAttributeName(element, other.convertAttributeName(element, name));
}

@Test
public void testSetNameOfMatchingAttributes() throws IOException {
  final String source = XML + EOL
      + "<root x='a'>" + EOL
      + "<child y='a'/>" + EOL
      + "</root>";
  final String expected = XML + EOL
      + "<root X='a'>" + EOL
      + "<child Y='a'/>" + EOL
      + "</root>";
  final Document doc = XmlDataReader.load(source, StandardCharsets.UTF_8);
  DataUtil.setNameOfMatchingAttributes(doc,
                     AttributePredicate.ANY_ATTRIBUTE,
                     AttributeNameConverter.fromNameFunction(String::toUpperCase),
                     DataUtil.RECURSE);
  final String target = XmlDataWriter.toString(doc, INDENT, XmlWriter.Feature.USE_SINGLE_QUOTE);
  assertEquals(expected, target);
}

reader.setAttributeNameConverter(AttributeNameConverter.fromPathMap(margs.renamed));
reader.setElementNameConverter(ElementNameConverter.fromPathMap(margs.renamed));
DataUtil.setNameOfMatchingAttributes(document,
                   AttributePredicate.ANY_ATTRIBUTE,
                   AttributeNameConverter.fromPathMap(margs.renamed),
                   DataUtil.RECURSE);
DataUtil.setNameOfMatchingElements(document,

/**
 * Returns a converter that first applies this converter and then {@code other}.
 *
 * @param other The other converter.
 * @return A converter that first applies this converter and then {@code other}.
 * @throws IllegalArgumentException When {@code other} is {@code null}.
 */
public default AttributeNameConverter andThen(AttributeNameConverter other) {
  Checks.isNotNull(other, "other");
  return (Element element,
      String name) -> other.convertAttributeName(element, convertAttributeName(element, name));
}

private final String convertAttributeName(Element element,
                     String name) {
  return shareAttributeName(attributeNameConverter.convertAttributeName(element, name));
}

element.addAttribute(new Attribute(converter.convertAttributeName(element, att.getName()),
                  att.getValue()));