int			index;
	public boolean isNodeChild(TreeNode node) {		// Variables		TreeNode	current;		int			index;		// Sanity Check		if (node == null) {			return false;		} // if		// Process Path		current = node;		while (current != null) {			if (current == this) {				return true;			} // if			current = current.getParent();		} // while		// Node not located in path, not child		return false;	} // isNodeChild()