Method getEmailExtra

app/src/main/java/eu/faircode/email/UriHelper.java:190–203

(String email)

    }

    static String getEmailExtra(String email) {
        if (TextUtils.isEmpty(email))
            return null;

        int plus = email.indexOf('+');
        if (plus < 0)
            return null;

        int at = email.indexOf('@', plus + 1);
        if (at < 0)
            return null;

        return email.substring(plus + 1, at);
    }

    static String getEmailDomain(String address) {
        if (address == null)