/**
* Return an IntegerArray for the DOM Node which has the given id.
*
* @param id The id
* @return A IntegerArray representing the Node whose id is the given value.
*/
public IntegerArray getDOMNodeById(String id) {
IntegerArray nodes = null;
if (_enhancedDOM != null) {
int ident = _enhancedDOM.getElementById(id);
if (ident != DTM.NULL) {
Integer root = new Integer(_enhancedDOM.getDocument());
Hashtable index = (Hashtable) _rootToIndexMap.get(root);
if (index == null) {
index = new Hashtable();
_rootToIndexMap.put(root, index);
} else {
nodes = (IntegerArray) index.get(id);
}
if (nodes == null) {
nodes = new IntegerArray();
index.put(id, nodes);
}
nodes.add(_enhancedDOM.getNodeHandle(ident));
}
}
return nodes;
}
/**
* Adds a node to the node list for a given value. Nodes will always be added in document order.
*/
public void add(Object value, int node, int rootNode) {
if (_currentDocumentNode != rootNode) {
_currentDocumentNode = rootNode;
_index = new Hashtable();
_rootToIndexMap.put(new Integer(rootNode), _index);
}
IntegerArray nodes = (IntegerArray) _index.get(value);
if (nodes == null) {
nodes = new IntegerArray();
_index.put(value, nodes);
nodes.add(node);
// Because nodes are added in document order,
// duplicates can be eliminated easily at this stage.
} else if (node != nodes.at(nodes.cardinality() - 1)) {
nodes.add(node);
}
}
public DTMAxisIterator setStartNode(int node) {
if (_isRestartable) {
_source.setStartNode(_startNode = node);
_nodes.clear();
while ((node = _source.next()) != END) {
_nodes.add(node);
}
_currentIndex = 0;
resetPosition();
}
return this;
}
public int getNode(int index) {
if (index < _numCachedNodes) {
return _nodes.at(index);
} else if (!_isEnded) {
int node = _source.next();
if (node != END) {
_nodes.add(node);
_numCachedNodes++;
} else {
_isEnded = true;
}
return node;
} else return END;
}