private void processRemap() {
      Set<Pair<String, String>> pairs = new HashSet<>();
      for (int i = 0; i < myLines.size() - 1; i += 2) {
        pairs.add(Pair.create(myLines.get(i), myLines.get(i + 1)));
      }
      myNotificationSink.notifyMapping(pairs);
    }
private void processRemap()