return null;
}
private void addNode(Runtime info, RuntimeNode root) {
String[] values = info.getHtmlFramePath().split("/");
RuntimeNode curr = root;
// first frame is always _top, so we skip it
for (int i = 1; i < values.length; ++i) {
int index = framePathToIndex(values[i]);
if (curr.getNodes().get(index) == null) {
// add to this node
RuntimeNode node = new RuntimeNode();
int end = values[i].indexOf('[');
node.setFrameName(values[i].substring(0, end));
curr.getNodes().put(index, node);
curr = node;
} else {
curr = curr.getNodes().get(index);
}