for (String entry : entries) {
        jarOut.putNextEntry(new ZipEntry(entry));
        Resources.copy(ClassPathTest.class.getResource(entry), jarOut);
        jarOut.closeEntry();
      }
    } catch (Throwable e) {
      throw closer.rethrow(e);
    } finally {
      closer.close();
    }
  }

  private static Manifest manifest(String content) throws IOException {