Method parseInt

app/src/main/java/eu/faircode/email/Helper.java:2675–2687

(String text)

    }

    static Integer parseInt(String text) {
        if (TextUtils.isEmpty(text))
            return null;

        if (!TextUtils.isDigitsOnly(text))
            return null;

        try {
            return Integer.parseInt(text);
        } catch (NumberFormatException ignored) {
            return null;
        }
    }

    static String toRoman(int value) {
        if (value < 0 || value >= 4000)