private static WordCase analyze(String word) {
    boolean upperCase = true;
    boolean lowerCase = true;
    boolean capitalized = true;
    for (int i = 0, length = word.length(); i < length; i++) {
      final char c = word.charAt(i);
      if (Character.isLetter(c)) { // assume no digit at the start of identifier
        final boolean u = Character.isUpperCase(c);
        final boolean l = Character.isLowerCase(c);
        if (upperCase && lowerCase) {
          capitalized = u;
        }
        upperCase &= u;
        lowerCase &= l;
      }
    }
    return new WordCase(upperCase, lowerCase, capitalized);
  }
private static WordCase analyze(String word)