private void renderFile(
        final VirtualFile file,
        final SimpleTextAttributes textAttributes,
        @Nullable final String toolTip) {
      final PresentationData presentation = getPresentation();
      presentation.setTooltip(toolTip);
      presentation.addText(myFilePointer.getFileName(), textAttributes);

      if (file != null) {
        presentation.setLocationString(file.getPath());
      }
    }
    FileSetNode(final OfbizFileSet fileSet) {
      mySet = fileSet;

      final PresentationData presentationData = getPresentation();
      final String name = mySet.getName();

      if (fileSet.getFiles().isEmpty()) {
        presentationData.addText(name, getErrorAttributes());
        presentationData.setTooltip("No files attached");
      } else {
        presentationData.addText(name, getPlainAttributes());
        presentationData.setLocationString("" + fileSet.getFiles().size());
      }
    }