public static final CharMatcher OLD_WHITESPACE =
      new CharMatcher() {
        @Override
        public boolean matches(char c) {
          return OLD_WHITESPACE_TABLE.charAt(c % 79) == c;
        }
      };

  @Param private boolean useNew;

  @Param({"20", "50", "80"})
  private int percentMatching;

  private String teststring;
  private CharMatcher matcher;

    char[] array = Chars.toArray(chars);
    this.testString = new String(array);
  }

  private char randomAlpha() {
    return ALPHA.charAt(random.nextInt(ALPHA.length()));
  }

  private char randomNonAlpha() {
    return NONALPHA.charAt(random.nextInt(NONALPHA.length()));
  }

  @Benchmark
  int asciiStringToUpperCase(int reps) {

    checkNotNull(a);
    checkNotNull(b);

    int maxPrefixLength = Math.min(a.length(), b.length());
    int p = 0;
    while (p < maxPrefixLength && a.charAt(p) == b.charAt(p)) {
      p++;
    }
    if (validSurrogatePairAt(a, p - 1) || validSurrogatePairAt(b, p - 1)) {
      p--;
    }
    return a.subSequence(0, p).toString();
  }

  /**

EACPub,cAAc,MAMXvb,GAERwb,IAAK,SAAUL,EAAOM,EAAMzb,GAC3B,IAAI0b,EACHxU,EAAQrO,KAAKqO,MAAOiU,GAIrB,GAAqB,iBAATM,EACXvU,EAAO8T,EAAWS,IAAWzb,OAM7B,IAAM0b,KAAQD,EACbvU,EAAO8T,EAAWU,IAAWD,EAAMC,GAGrC,OAAOxU,GAER1K,IAAK,SAAU2e,EAAOhU,GACrB,YAAexI,IAARwI,EACNtO,KAAKqO,MAAOiU,GAGZA,EAAOtiB,KAAK+F,UAAauc,EAAOtiB,KAAK+F,SAAWoc,EAAW7T,KAE7DiT,OAAQ,SAAUe,EAAOhU,EAAKnH,GAa7B,YAAarB,IAARwI,GACCA,GAAsB,iBAARA,QAAgCxI,IAAVqB,EAElCnH,KAAK2D,IAAK2e,EAAOhU,IASzBtO,KAAK2iB,IAAKL,EAAOhU,EAAKnH,QAILrB,IAAVqB,EAAsBA,EA...

    if (s1 == s2) {
      return true;
    }
    if (length != s2.length()) {
      return false;
    }
    for (int i = 0; i < length; i++) {
      char c1 = s1.charAt(i);
      char c2 = s2.charAt(i);
      if (c1 == c2) {
        continue;
      }
      int alphaIndex = getAlphaIndex(c1);
      // This was also benchmarked using '&' to avoid branching (but always evaluate the rhs),

    int utf8Length = utf16Length;
    int i = 0;

    // This loop optimizes for pure ASCII.
    while (i < utf16Length && sequence.charAt(i) < 0x80) {
      i++;
    }

    // This loop optimizes for chars less than 0x800.
    for (; i < utf16Length; i++) {
      char c = sequence.charAt(i);
      if (c < 0x800) {
        utf8Length += ((0x7f - c) >>> 31); // branch free!
      } else {

      int bytesWritten = 0;
      for (int i = 0; i < chars.length(); ) {
        int chunk = alphabet.decode(chars.charAt(i++)) << 18;
        chunk |= alphabet.decode(chars.charAt(i++)) << 12;
        target[bytesWritten++] = (byte) (chunk >>> 16);
        if (i < chars.length()) {
          chunk |= alphabet.decode(chars.charAt(i++)) << 6;
          target[bytesWritten++] = (byte) ((chunk >>> 8) & 0xFF);
          if (i < chars.length()) {

        while(( line = br.readLine() ) != null ) {
            line = line.toUpperCase().trim();
            if( line.length() == 0 ) {
                continue;
            } else if( line.charAt( 0 ) == '#' ) {
                if( line.startsWith( "#INCLUDE " )) {
                    line = line.substring( line.indexOf( '\\' ));
                    String url = "smb1:" + line.replace( '\\', '/' );

            final StringBuilder sb = new StringBuilder();
            for (int i = 0; i < s.length(); i++) {
                final char ch = s.charAt(i);
                if (ch == '\\' && i < s.length() - 1) {
                    i++;
                    sb.append(s.charAt(i));
                } else {
                    sb.append(ch);
                }
            }
            return sb.toString();
        }

        }
      }
    }
    if (ipString.charAt(0) == IPV6_DELIMITER && ipString.charAt(1) != IPV6_DELIMITER) {
      return null; // ^: requires ^::
    }
    if (ipString.charAt(ipString.length() - 1) == IPV6_DELIMITER
        && ipString.charAt(ipString.length() - 2) != IPV6_DELIMITER) {
      return null; // :$ requires ::$
    }