code: @Override
    public String escape(String s) {
      int slen = s.length();
      for (int index = 0; index < slen; index++) {
        char c = s.charAt(index);
        if (c >= safeOctets.length || !safeOctets[c]) {
          return escapeSlow(s, index);
        }
      }
      return s;
    }
docs: /*
  Overridden for performance. For unescaped strings this improved the performance of the uri
  escaper from ~400ns to ~170ns as measured by {@link CharEscapersBenchmark}.