public boolean isValid()

in src/main/java/org/apache/commons/validator/routines/checkdigit/IBANCheckDigit.java [118:131]

• 14 lines of code
• 7 McCabe index (conditional complexity)

    public boolean isValid(final String code) {
        if (code == null || code.length() < MIN_CODE_LEN) {
            return false;
        }
        final String check = code.substring(2, 4); // CHECKSTYLE IGNORE MagicNumber
        if ("00".equals(check) || "01".equals(check) || "99".equals(check)) {
            return false;
        }
        try {
            return calculateModulus(code) == 1;
        } catch (final CheckDigitException ex) {
            return false;
        }
    }