return MimeUtility.decodeText(subject);
return MimeUtility.decodeText(ASCIIUtil.unfold(subject));
    public String getSubject() throws MessagingException {        String subject = getSingleHeader("Subject");        if (subject == null) {            return null;        } else {            try {                return MimeUtility.decodeText(subject);            } catch (UnsupportedEncodingException e) {                return subject;            }        }    }