Java Utililty Methods XML Node Name

if (node.getNodeType() == Node.ELEMENT_NODE) {
    Element el = (Element) node;
    NodeList nodeList = el.getElementsByTagName(nodeName);
    if (nodeList.getLength() > 0) {
        return nodeList.item(0);
return null;
...

List<Node> childList = getChildNodesByName(node, nodeName);
if (childList.size() > 0) {
    return childList.get(0);
} else {
    return null;

if (item.getNodeType() != Node.ELEMENT_NODE) {
    return Optional.empty();
NodeList metadata = ((Element) item).getElementsByTagName(nodeName);
if (metadata.getLength() == 1) {
    return Optional.ofNullable(metadata.item(0).getTextContent());
} else {
    return Optional.empty();
...

Node r = getNode(n, nodename);
if (r != null)
    return r.getTextContent();
else
    return null;

String localName = node.getLocalName();
if (localName != null) {
    return localName;
String name = node.getNodeName();
int idx = name.indexOf(":");
if (idx >= 0) {
    name = name.substring(idx + 1);
...

if (node == null) {
    System.out.println("node is null");
    return "";
String name = node.getNodeName();
if (name == null) {
    System.out.println("name is null");
    return "";
...

String name = node.getLocalName();
if (name == null)
    name = node.getNodeName();
return name;

String name = "";
NodeList nodeList = node.getChildNodes();
for (int i = 0; i < nodeList.getLength(); i++) {
    Node curNode = nodeList.item(i);
    if ("name".equalsIgnoreCase(curNode.getNodeName())) {
        name = curNode.getTextContent().replace("\"", "");
        break;
return name;

String name = node.getNamespaceURI() != null ? node.getLocalName() : node.getNodeName();
if (name.contains(":")) { 
    String[] parts = name.split(":"); 
    name = parts[parts.length - 1];
return name;

if (node == null)
    return null;
String nodeName = node.getNodeName();
if (nodeName.contains(":")) {
    nodeName = nodeName.split(":")[1];
return nodeName;