Java Utililty Methods XML Attribute Read

long getLong(Node xmlNode, String attributeLabel)
get Long

return Long.parseLong(xmlNode.getAttributes().getNamedItem(attributeLabel).getNodeValue());

long getLong(String attrName, Map runtimeAttributes, Node docElement)
Get a long value.

String stringValue = getStringValue(attrName, runtimeAttributes, docElement);
if (stringValue != null) {
 try {
 return Long.parseLong(stringValue);
 } catch (NumberFormatException e) {
throw new RuntimeException(
...

Long getLongAttribute(NamedNodeMap namedNodeMap, String name)
get Long Attribute

String value = getAttribute(namedNodeMap, name);
if (value == null) {
 return null;
} else {
 return Long.valueOf(value);

Long getLongAttribute(String name, Element el)
Gets the value of the DOM element's attribute with the given name as a Long, or null if the value is not a long.

return stringToLong(getAttribute(name, el));

String getNameAttribute(final Node aNode)
Retrieves the value of the name attribute of the supplied Node.

return getNamedAttribute(aNode, NAME_ATTRIBUTE);

String getNamedAttribute(final Node aNode, final String attributeName)
get Named Attribute

if (aNode == null) {
 return null;
final NamedNodeMap attributes = aNode.getAttributes();
if (attributes != null) {
 final Node nameNode = attributes.getNamedItem(attributeName);
 if (nameNode != null) {
 return nameNode.getNodeValue().trim();
...

Attr getNewAttribute(Element element, String name)
get New Attribute

String safeName = name.replaceAll("\\$", "::");
return element.getOwnerDocument().createAttribute(safeName);

String getNSPrefixFromNSAttr(Attr a)
Fetch the non-null namespace prefix from a Attr that declares a namespace.

assert a != null;
assert isNSAttribute(a);
if (a.getPrefix() == null) {
 return "";
return a.getName().substring(a.getPrefix().length() + 1);

String getNullableAttribute(final Element node, final String attributeName)
Get the attribute value under the specified name from the given element.

if (node.hasAttribute(attributeName)) {
 return node.getAttribute(attributeName);
return null;

String getNullSafe(NamedNodeMap attr, String key)
Get the node value of the attribute key from the set attr .

Node node = attr.getNamedItem(key);
return node != null ? node.getNodeValue() : null;