MyNode findNode(String fqn) {
MyNode curr, n;
StringTokenizer tok;
String child_name;
if (fqn == null) return null;
curr = this;
tok = new StringTokenizer(fqn, ReplicatedTreeView.SEP);
while (tok.hasMoreTokens()) {
child_name = tok.nextToken();
n = curr.findChild(child_name);
if (n == null) return null;
curr = n;
}
return curr;
}
/**
* Adds a new node to the view. Intermediary nodes will be created if they don't yet exist.
* Returns the first node that was created or null if node already existed
*/
public MyNode add(String fqn) {
MyNode curr, n, ret = null;
StringTokenizer tok;
String child_name;
if (fqn == null) return null;
curr = this;
tok = new StringTokenizer(fqn, ReplicatedTreeView.SEP);
while (tok.hasMoreTokens()) {
child_name = tok.nextToken();
n = curr.findChild(child_name);
if (n == null) {
n = new MyNode(child_name);
if (ret == null) ret = n;
curr.add(n);
}
curr = n;
}
return ret;
}
