@Override
    public String generateTerminal(CommentTracker ct, boolean strictMode) {
      if (myUpstream instanceof ToMapTerminal) {
        return ((ToMapTerminal)myUpstream).generateTerminal(ct, myUnmodifiableCollector);
      }
      return ".collect(" + JAVA_UTIL_STREAM_COLLECTORS + "." + myUnmodifiableCollector + "())";
    }
@Override
    public String generateTerminal(CommentTracker ct, boolean strictMode)