Java Utililty Methods XML Element Get

if (element == null) {
    return Collections.emptyList();
NodeList childNodes = element.getChildNodes();
int numChildren = childNodes.getLength();
List<Element> elementList = new ArrayList<Element>(numChildren);
for (int i = 0; i < numChildren; i++) {
    Node childNode = childNodes.item(i);
...

return element.getElementsByTagName(name);

final List<Element> elementList = new ArrayList<Element>();
final NodeList childNodes = element.getChildNodes();
final int numChildren = childNodes.getLength();
for (int i = 0; i < numChildren; i++) {
    final Node childNode = childNodes.item(i);
    if (childNode.getNodeType() != Node.ELEMENT_NODE) {
        continue;
    elementList.add((Element) childNode);
return elementList;

String localName = null;
if (element == null) {
    throw new IllegalArgumentException("The element cannot be null");
} else {
    try {
        localName = element.getLocalName();
    } catch (NoSuchMethodError e) {
        localName = element.getTagName();
...

try {
    XmlType annotation = claz.getAnnotation(XmlType.class);
    if (annotation.name() != null) {
        return annotation.name();
} catch (Exception e) {
return claz.getSimpleName();
...

while (clazz != null) {
    XmlRootElement rootElement = clazz.getAnnotation(XmlRootElement.class);
    if (rootElement != null) {
        return rootElement.name();
    clazz = clazz.getSuperclass();
throw new RuntimeException();
...

String elemName = element.getLocalName();
if (elemName == null) {
    elemName = element.getNodeName();
return elemName;

return element.getNodeName();

if (element.getPrefix() != null && element.getPrefix().length() > 0) {
    return element.getPrefix() + ':' + element.getLocalName();
} else {
    return element.getLocalName();

XmlElement element = (XmlElement) field.getAnnotation(XmlElement.class);
return !DEFAULT_NAME.equals(element.name()) ? element.name() : field.getName();