docs: public static byte[] encodeBytesToBytes( byte[] source ) {
          byte[] encoded = null;
          try {
              encoded = encodeBytesToBytes(source, 0, source.length, Base64.NO_OPTIONS);
          } catch (IOException ex) {
              assert false : "IOExceptions only come from GZipping, which is turned off: " + ex.getMessage();
          }
          return encoded;
      }