@Override
      public void valueChanged(TreeSelectionEvent e) {
        TreePath selectionPath = myLeftTree.getSelectionPath();
        if (selectionPath != null) {
          myPathField.setText(StringUtil.join(selectionPath.getPath(), o -> {
            Object userObject = ((DefaultMutableTreeNode)o).getUserObject();
            return userObject instanceof MyUserObject ? ((MyUserObject)userObject).myModule.getName() : "";
          }, " : "));

          DefaultMutableTreeNode selection = (DefaultMutableTreeNode)selectionPath.getLastPathComponent();
          if (selection != null) {
            updateRightTree(((MyUserObject)selection.getUserObject()).myModule);
          }
        }
      }
@Override
      public void valueChanged(TreeSelectionEvent e)