@Override
  public void writeExternalTemplate(@NotNull PostfixTemplate template, @NotNull Element parentElement) {
    if (template instanceof JavaEditablePostfixTemplate) {

      LanguageLevel languageLevel = ((JavaEditablePostfixTemplate)template).getMinimumLanguageLevel();
      parentElement.setAttribute(LANGUAGE_LEVEL_ATTR, JpsJavaSdkType.complianceOption(languageLevel.toJavaVersion()));

      PostfixTemplatesUtils.writeExternalTemplate(template, parentElement);
    }
  }
@Override
  public void writeExternalTemplate(@NotNull PostfixTemplate template, @NotNull Element parentElement)