return null;
return nodeDimensions.getNodeDimensions(cell, row, getLevel(cell), tree.isExpanded(path), bounds);
  public Rectangle getPathBounds(JTree tree, TreePath path)  {    if (path != null)      {        Object cell = path.getLastPathComponent();        if (treeModel != null)          {            Object root = treeModel.getRoot();            if (!tree.isRootVisible() && tree.isExpanded(new TreePath(root)))              root = getNextNode(root);            Point loc = getCellLocation(0, 0, tree, treeModel, cell, root);            return getCellBounds(loc.x, loc.y, cell);          }      }    return null;  }