class MailAddress implements java.io.Serializable {

    public static MailAddress nullSender() {
        return NULL_SENDER;
    }

    private  MailAddress();
    public  MailAddress(String address);
    public  MailAddress(String localPart, String domain);
    public  MailAddress(String localPart, Domain domain);
    public  MailAddress(InternetAddress address);

}