docs: public static void writeToFile(byte[] catalogBytes, File file) throws IOException {
          JarOutputStream jarOut = new JarOutputStream(new FileOutputStream(file));
  
          JarInputStream jarIn = new JarInputStream(new ByteArrayInputStream(catalogBytes));
          JarEntry catEntry = null;
          JarInputStreamReader reader = new JarInputStreamReader();
          while ((catEntry = jarIn.getNextJarEntry()) != null) {
              byte[] value = reader.readEntryFromStream(jarIn);
              String key = catEntry.getName();
  
              assert (value != null);
              JarEntry entry = new JarEntry(key);
              entry.setSize(value.length);
              entry.setTime(System.currentTimeMillis());
              jarOut.putNextEntry(entry);
              jarOut.write(value);
              jarOut.flush();
              jarOut.closeEntry();
          }
  
          jarOut.finish();
          jarIn.close();
      }