Java Utililty Methods XML Attribute Get

if (attName == null || attName.trim().length() == 0) {
    return null;
NamedNodeMap attMap = node.getAttributes();
for (int index = 0; index < attMap.getLength(); index++) {
    Node aNode = attMap.item(index);
    String aName = aNode.getNodeName();
    if (attName.equals(aName)) {
...

Node attr = node.getAttributes().getNamedItem(attName);
return attr.getNodeValue();

return getAttributeValue(node, attribute, "");

Node att = node.getAttributes().getNamedItem(attribute);
if (att == null)
    return null;
return att.getTextContent();

Node item = node.getAttributes().getNamedItem(attribute);
return (item != null) ? item.getNodeValue() : null;

if (node == null || attributeName == null) {
    return null;
NamedNodeMap attributes = node.getAttributes();
if (attributes == null) {
    return null;
Node attribute = attributes.getNamedItem(attributeName);
...

NamedNodeMap attributes = node.getAttributes();
if (null != attributes) {
    Node namedItem = attributes.getNamedItem(attributeName);
    if (null != namedItem) {
        return namedItem.getNodeValue();
return "";
...

Node attributeNode = node.getAttributes().getNamedItem(attributeName);
return attributeNode == null ? Optional.empty() : Optional.ofNullable(attributeNode.getNodeValue());

NamedNodeMap attributes = node.getAttributes();
if (attributes == null)
    return (null);
Node tempNode = attributes.getNamedItem(attributeName);
if (tempNode == null)
    return (null);
return (tempNode.getNodeValue());

Node namedItem = node.getAttributes().getNamedItem(attributeName);
return (namedItem != null) ? namedItem.getNodeValue() : null;