public static boolean validate()

in webapp/src/main/java/org/apache/atlas/web/util/DateTimeHelper.java [84:117]

• 27 lines of code
• 17 McCabe index (conditional complexity)

    public static boolean validate(final String date) {

        Matcher matcher = PATTERN.matcher(date);

        if (matcher.matches()) {

            matcher.reset();

            if (matcher.find()) {

                int year = Integer.parseInt(matcher.group(1));
                String month = matcher.group(2);
                String day = matcher.group(3);

                if (day.equals("31") && (month.equals("4") || month.equals("6") || month.equals("9") || month
                        .equals("11") || month.equals("04") || month.equals("06") || month.equals("09"))) {
                    return false; // only 1,3,5,7,8,10,12 has 31 days
                } else if (month.equals("2") || month.equals("02")) {
                    // leap year
                    if (year % 4 == 0) {
                        return !(day.equals("30") || day.equals("31"));
                    } else {
                        return !(day.equals("29") || day.equals("30") || day.equals("31"));
                    }
                } else {
                    return true;
                }
            } else {
                return false;
            }
        } else {
            return false;
        }
    }