protected List convert()

in server/src/main/java/org/apache/hupa/server/service/FetchMessagesBaseServiceImpl.java [101:187]
69 lines of code
15 McCabe index (conditional complexity)

    protected List<org.apache.hupa.shared.domain.Message> convert(int offset, com.sun.mail.imap.IMAPFolder folder, Message[] messages) throws MessagingException {
        List<org.apache.hupa.shared.domain.Message> mList = new ArrayList<org.apache.hupa.shared.domain.Message>();
        // Setup fetchprofile to limit the stuff which is fetched
        FetchProfile fp = new FetchProfile();
        fp.add(FetchProfile.Item.ENVELOPE);
        fp.add(FetchProfile.Item.FLAGS);
        fp.add(FetchProfile.Item.CONTENT_INFO);
        fp.add(UIDFolder.FetchProfileItem.UID);
        folder.fetch(messages, fp);

        // loop over the fetched messages
        for (int i = 0; i < messages.length && i < offset; i++) {
            org.apache.hupa.shared.domain.Message msg = new org.apache.hupa.shared.data.MessageImpl();
            Message m = messages[i];
            String from = null;
            if (m.getFrom() != null && m.getFrom().length >0 ) {
                from = MessageUtils.decodeText(m.getFrom()[0].toString());
            }
            msg.setFrom(from);

            String replyto = null;
            if (m.getReplyTo() != null && m.getReplyTo().length >0 ) {
                replyto = MessageUtils.decodeText(m.getReplyTo()[0].toString());
            }
            msg.setReplyto(replyto);

            ArrayList<String> to = new ArrayList<String>();
            // Add to addresses
            Address[] toArray = m.getRecipients(RecipientType.TO);
            if (toArray != null) {
                for (Address addr : toArray) {
                    String mailTo = MessageUtils.decodeText(addr.toString());
                    to.add(mailTo);
                }
            }
            msg.setTo(to);

            // Check if a subject exist and if so decode it
            String subject = m.getSubject();
            if (subject != null) {
                subject = MessageUtils.decodeText(subject);
            }
            msg.setSubject(subject);

            // Add cc addresses
            Address[] ccArray = m.getRecipients(RecipientType.CC);
            ArrayList<String> cc = new ArrayList<String>();
            if (ccArray != null) {
                for (Address addr : ccArray) {
                    String mailCc = MessageUtils.decodeText(addr.toString());
                    cc.add(mailCc);
                }
            }
            msg.setCc(cc);

            userPreferences.addContact(from);
            userPreferences.addContact(to);
            userPreferences.addContact(replyto);
            userPreferences.addContact(cc);

            // Using sentDate since received date is not useful in the view when using fetchmail
            msg.setReceivedDate(m.getSentDate());

            // Add flags
            ArrayList<IMAPFlag> iFlags = JavamailUtil.convert(m.getFlags());

            ArrayList<Tag> tags = new ArrayList<Tag>();
            for (String flag : m.getFlags().getUserFlags()) {
                if (flag.startsWith(TagImpl.PREFIX)) {
                    tags.add(new TagImpl(flag.substring(TagImpl.PREFIX.length())));
                }
            }

            msg.setUid(folder.getUID(m));
            msg.setFlags(iFlags);
            msg.setTags(tags);
            try {
                msg.setHasAttachments(hasAttachment(m));
            } catch (MessagingException e) {
                logger.debug("Unable to identify attachments in message UID:" + msg.getUid() + " subject:" + msg.getSubject() + " cause:" + e.getMessage());
                logger.info("");
            }
            mList.add(0, msg);

        }
        return mList;
    }