@Override
        protected void customizeCellRenderer(@NotNull JList<? extends VirtualFile> list, VirtualFile file, int index, boolean selected, boolean focused) {
          super.customizeCellRenderer(list, file, index, selected, focused);
          if (isJrtRoot(file)) {
            setIcon(AllIcons.Nodes.Module);
          }
        }
@Override
        protected void customizeCellRenderer(@NotNull JList<? extends VirtualFile> list, VirtualFile file, int index, boolean selected, boolean focused)