@Override
      public void save(@NotNull DataOutput out, PlusOffsets value) throws IOException {
        int[] offsets = value.getOffsets();
        DataInputOutputUtil.writeINT(out, offsets.length);
        for (int i : offsets) {
          DataInputOutputUtil.writeINT(out, i);
        }
      }
@Override
      public void save(@NotNull DataOutput out, PlusOffsets value)