Java Utililty Methods XML Node Path

Element addElementPath(Node element, String path)
add Element Path

return addElementPath(element, path.split("/"));

Node createAndAppendNode(Node root, String path)
create And Append Node

if (path == null)
 return root;
Element node = null;
if (path.contains("/")) 
 String[] steps = path.split("/");
 Node upper = root;
 Node lower = null;
...

List extractNodes(Node node, String path)
Returns all nodes at the bottom of path from node.

if (node == null)
 return new ArrayList<Node>();
List<Node> result = new ArrayList<Node>();
NodeList list = node.getChildNodes();
if (path.equals("#text"))
 result.add(node.getFirstChild());
else if (path.charAt(0) == '@')
 result.add(node.getAttributes().getNamedItem(path.substring(1)));
...

Node extractPath(Node node, String[] path)
Returns first node at the bottom of path from node.

for (int i = 0; i < path.length; i++)
 node = extractNode(node, path[i]);
return node;

List extractPaths(Node node, String[] path)
Returns all nodes at the bottom of path from node.

List<Node> result = new ArrayList<Node>();
result.add(node);
for (int i = 0; i < path.length; i++) {
 List<Node> children = new ArrayList<Node>();
 for (int j = 0; j < result.size(); j++)
 children.addAll(extractNodes((Node) result.get(j), path[i]));
 result = children;
return result;

String getCompletePathForANode(Node objNode)
get Complete Path For A Node

String strCompletePathForNode = objNode.getNodeName();
Node tempNode = objNode;
while (tempNode.getParentNode() != null) {
 tempNode = tempNode.getParentNode();
 if (tempNode.getNodeName().equals("#document"))
 strCompletePathForNode = "/" + strCompletePathForNode;
 else
 strCompletePathForNode = tempNode.getNodeName() + "/" + strCompletePathForNode;
...

String getContent(Node n, String path)
Get the text at specified path starting from the specified node

if (n == null)
 return null;
return getContent(n.getChildNodes(), path);

Element getDescendant(Node node, String path)
Gets a descendant element of a node.

StringTokenizer tok = new StringTokenizer(path, "/");
while (tok.hasMoreTokens()) {
 node = getChild(node, tok.nextToken());
 if (node == null)
 return null;
return (Element) node;

Element getElementViaPath(Node node, String path)
Get an element specified by a starting node and a path string.

if (node instanceof Document)
 node = ((Document) node).getDocumentElement();
if (!(node instanceof Element))
 return null;
int k = path.indexOf("/");
String firstPathElement = path;
if (k > 0)
 firstPathElement = path.substring(0, k);
...

String getFullPath(Node node)
get Full Path

StringBuilder buffer = new StringBuilder();
while (node != null) {
 buffer.insert(0, node.getNodeName());
 char separator = '/';
 if (node instanceof Attr) {
 separator = '@';
 buffer.insert(0, separator);
...