Matcher matcher = LAST_ANSI_SEQUENCE.matcher(line);
            String nextColor = "";
            if (matcher.find()) {
                nextColor = matcher.group(1);
                if (ANSI_RESET.equals(nextColor)) {
                    // last ANSI escape code is reset: no next color
                    nextColor = "";
                }
            }

0-9]{14}|6(?:011|5[0-9][0-9])[0-9]{12}|3[47][0-9]{13}|3(?:0[0-5]|[68][0-9])[0-9]{11}|(?:2131|1800|35\\d{3})\\d{11})$ with any non digit characters mixed in - ssn: a U.S. social security number following the regex ^\\d{3}[- ]?\\d{2}[- ]?\\d{4}$ - hexcolor: an hexadecimal color code like \"#FFFFFF: following the regex ^#?([0-9a-fA-F]{3}|[0-9a-fA-F]{6})$ - rgbcolor: an RGB color code like rgb like \"rgb(255,255,2559\" - byte: base64 encoded binary data - password: any kind of string - date: a date string...