code: public static void writeWord2VecModel(Word2Vec vectors, File file) {
          try (FileOutputStream fos = new FileOutputStream(file);
               BufferedOutputStream stream = new BufferedOutputStream(fos)) {
              writeWord2VecModel(vectors, stream);
          } catch (Exception e) {
              throw new RuntimeException(e);
          }
      }
docs: This method saves Word2Vec model into compressed zip file and sends it to output stream
  PLEASE NOTE: This method saves FULL model, including syn0 AND syn1