public static void sendMessage()

in app/src/main/java/org/apache/roller/planet/util/MailUtil.java [52:141]
71 lines of code
18 McCabe index (conditional complexity)

    public static void sendMessage (
            Session session,
            String from,
            String[] to,
            String[] cc,
            String[] bcc,
            String subject,
            String content,
            String mimeType
    )
            throws MessagingException {
        MimeMessage message = new MimeMessage(session);

        // n.b. any default from address is expected to be determined by caller.
        if (!StringUtils.isEmpty(from)) {
            InternetAddress sentFrom = new InternetAddress(from);
            message.setFrom(sentFrom);
            if (mLogger.isDebugEnabled()) {
                mLogger.debug("e-mail from: " + sentFrom);
            }
        }

        if (to != null) {
            InternetAddress[] sendTo = new InternetAddress[to.length];

            for (int i = 0; i < to.length; i++) {
                sendTo[i] = new InternetAddress(to[i]);
                if (mLogger.isDebugEnabled()) {
                    mLogger.debug("sending e-mail to: " + to[i]);
                }
            }
            message.setRecipients(Message.RecipientType.TO, sendTo);
        }

        if (cc != null) {
            InternetAddress[] copyTo = new InternetAddress[cc.length];

            for (int i = 0; i < cc.length; i++) {
                copyTo[i] = new InternetAddress(cc[i]);
                if (mLogger.isDebugEnabled()) {
                    mLogger.debug("copying e-mail to: " + cc[i]);
                }
            }
            message.setRecipients(Message.RecipientType.CC, copyTo);
        }

        if (bcc != null) {
            InternetAddress[] copyTo = new InternetAddress[bcc.length];

            for (int i = 0; i < bcc.length; i++) {
                copyTo[i] = new InternetAddress(bcc[i]);
                if (mLogger.isDebugEnabled()) {
                    mLogger.debug("blind copying e-mail to: " + bcc[i]);
                }
            }
            message.setRecipients(Message.RecipientType.BCC, copyTo);
        }
        message.setSubject((subject == null) ? "(no subject)" : subject, "UTF-8");
        message.setContent(content, mimeType);
        message.setSentDate(new java.util.Date());

        // First collect all the addresses together.
        Address[] remainingAddresses = message.getAllRecipients();
        int nAddresses = remainingAddresses.length;
        boolean bFailedToSome = false;

        SendFailedException sendex = new SendFailedException("Unable to send message to some recipients");

        // Try to send while there remain some potentially good addresses
        do {
            // Avoid a loop if we are stuck
            nAddresses = remainingAddresses.length;

            try {
                // Send to the list of remaining addresses, ignoring the addresses attached to the message
                Transport.send(message, remainingAddresses);
            } catch (SendFailedException ex) {
                bFailedToSome = true;
                sendex.setNextException(ex);

                // Extract the remaining potentially good addresses
                remainingAddresses = ex.getValidUnsentAddresses();
            }
        }
        while (remainingAddresses != null && remainingAddresses.length > 0 && remainingAddresses.length != nAddresses);

        if (bFailedToSome) {
            throw sendex;
        }
    }