Example usage for javax.mail.internet MimeMultipart getContentType

List of usage examples for javax.mail.internet MimeMultipart getContentType

Introduction

In this page you can find the example usage for javax.mail.internet MimeMultipart getContentType.

Prototype

public synchronized String getContentType() 

Source Link

Document

Return the content-type of this Multipart.

Usage

From source file:de.betterform.connector.serializer.MultipartRelatedSerializer.java

public void serialize(Submission submission, Node node, SerializerRequestWrapper wrapper,
        String defaultEncoding) throws Exception {
    Map cache = new HashMap();
    MimeMultipart multipart = new MimeMultipart();

    MimeBodyPart part = new MimeBodyPart();
    multipart.addBodyPart(part);/*from   w w w .  j av a  2 s  . c o m*/

    String encoding = defaultEncoding;
    if (submission.getEncoding() != null) {
        encoding = submission.getEncoding();
    }

    if (node.getNodeType() == Node.ELEMENT_NODE || node.getNodeType() == Node.DOCUMENT_NODE) {
        part.setText(new String(serializeXML(multipart, cache, submission, node, encoding), encoding),
                encoding);
    } else {
        part.setText(node.getTextContent());
    }
    part.setContentID("<instance.xml@start>");
    part.addHeader("Content-Type", "application/xml");
    part.addHeader("Content-Transfer-Encoding", "base64");
    part.setDisposition("attachment");
    part.setFileName("instance.xml");

    multipart.setSubType("related; type=\"" + submission.getMediatype() + "\"; start=\"instance.xml@start\"");
    // FIXME: Is this a global http header or a local mime header?
    wrapper.getBodyStream()
            .write(("Content-Type: " + multipart.getContentType() + "\n\nThis is a MIME message.\n")
                    .getBytes(encoding));
    multipart.writeTo(wrapper.getBodyStream());
}

From source file:de.mendelson.comm.as2.message.AS2MessageParser.java

/**Verifies the signature of the passed signed part*/
public MimeBodyPart verifySignedPart(Part signedPart, byte[] data, String contentType,
        X509Certificate certificate) throws Exception {
    BCCryptoHelper helper = new BCCryptoHelper();
    String signatureTransferEncoding = null;
    MimeMultipart checkPart = (MimeMultipart) signedPart.getContent();
    //it is sure that it is a signed part: set the type to multipart if the
    //parser has problems parsing it. Don't know why sometimes a parsing fails for
    //MimeBodyPart. This check looks if the parser is able to find more than one subpart
    if (checkPart.getCount() == 1) {
        MimeMultipart multipart = new MimeMultipart(new ByteArrayDataSource(data, contentType));
        MimeMessage possibleSignedMessage = new MimeMessage(Session.getInstance(System.getProperties(), null));
        possibleSignedMessage.setContent(multipart, multipart.getContentType());
        possibleSignedMessage.saveChanges();
        //overwrite the formerly found signed part
        signedPart = helper.getSignedEmbeddedPart(possibleSignedMessage);
    }//from  w ww  . ja  va  2s.  co  m
    //get the content encoding of the signature
    MimeMultipart signedMultiPart = (MimeMultipart) signedPart.getContent();
    //body part 1 is always the signature
    String encodingHeader[] = signedMultiPart.getBodyPart(1).getHeader("Content-Transfer-Encoding");
    if (encodingHeader != null) {
        signatureTransferEncoding = encodingHeader[0];
    }
    return (helper.verify(signedPart, signatureTransferEncoding, certificate));
}

From source file:de.mendelson.comm.as2.message.AS2MessageCreation.java

/**Builds up a new message from the passed message parts
 * @param messageType one of the message types definfed in the class AS2Message
 *//*w  ww. j  av a2s .co  m*/
public AS2Message createMessage(Partner sender, Partner receiver, AS2Payload[] payloads, int messageType,
        String messageId) throws Exception {
    if (messageId == null) {
        messageId = UniqueId.createMessageId(sender.getAS2Identification(), receiver.getAS2Identification());
    }
    BCCryptoHelper cryptoHelper = new BCCryptoHelper();
    AS2MessageInfo info = new AS2MessageInfo();
    info.setMessageType(messageType);
    info.setSenderId(sender.getAS2Identification());
    info.setReceiverId(receiver.getAS2Identification());
    info.setSenderEMail(sender.getEmail());
    info.setMessageId(messageId);
    info.setDirection(AS2MessageInfo.DIRECTION_OUT);
    info.setSignType(receiver.getSignType());
    info.setEncryptionType(receiver.getEncryptionType());
    info.setRequestsSyncMDN(receiver.isSyncMDN());
    if (!receiver.isSyncMDN()) {
        info.setAsyncMDNURL(sender.getMdnURL());
    }
    info.setSubject(receiver.getSubject());
    try {
        info.setSenderHost(InetAddress.getLocalHost().getCanonicalHostName());
    } catch (UnknownHostException e) {
        //nop
    }
    //create message object to return
    AS2Message message = new AS2Message(info);
    //stores all the available body parts that have been prepared
    List<MimeBodyPart> contentPartList = new ArrayList<MimeBodyPart>();
    for (AS2Payload as2Payload : payloads) {
        //add payload
        message.addPayload(as2Payload);
        if (this.runtimeConnection != null) {
            MessageAccessDB messageAccess = new MessageAccessDB(this.configConnection, this.runtimeConnection);
            messageAccess.initializeOrUpdateMessage(info);
        }
        //no MIME message: single payload, unsigned, no CEM
        if (info.getSignType() == AS2Message.SIGNATURE_NONE && payloads.length == 1
                && info.getMessageType() != AS2Message.MESSAGETYPE_CEM) {
            return (this.createMessageNoMIME(message, receiver));
        }
        //MIME message
        MimeBodyPart bodyPart = new MimeBodyPart();
        String contentType = null;
        if (as2Payload.getContentType() == null) {
            contentType = receiver.getContentType();
        } else {
            contentType = as2Payload.getContentType();
        }
        bodyPart.setDataHandler(new DataHandler(new ByteArrayDataSource(as2Payload.getData(), contentType)));
        bodyPart.addHeader("Content-Type", contentType);
        if (as2Payload.getContentId() != null) {
            bodyPart.addHeader("Content-ID", as2Payload.getContentId());
        }
        if (receiver.getContentTransferEncoding() == AS2Message.CONTENT_TRANSFER_ENCODING_BASE64) {
            bodyPart.addHeader("Content-Transfer-Encoding", "base64");
        } else {
            bodyPart.addHeader("Content-Transfer-Encoding", "binary");
        }
        //prepare filename to not violate the MIME header rules
        if (as2Payload.getOriginalFilename() == null) {
            as2Payload.setOriginalFilename(new File(as2Payload.getPayloadFilename()).getName());
        }
        String newFilename = as2Payload.getOriginalFilename().replace(' ', '_');
        newFilename = newFilename.replace('@', '_');
        newFilename = newFilename.replace(':', '_');
        newFilename = newFilename.replace(';', '_');
        newFilename = newFilename.replace('(', '_');
        newFilename = newFilename.replace(')', '_');
        bodyPart.addHeader("Content-Disposition", "attachment; filename=" + newFilename);
        contentPartList.add(bodyPart);
    }
    Part contentPart = null;
    //sigle attachment? No CEM? Every CEM is in a multipart/related container
    if (contentPartList.size() == 1 && info.getMessageType() != AS2Message.MESSAGETYPE_CEM) {
        contentPart = contentPartList.get(0);
    } else {
        //build up a new MimeMultipart container for the multiple attachments, content-type
        //is "multipart/related"
        MimeMultipart multipart = null;
        //CEM messages are always in a multipart container (even the response which contains only a single
        //payload) with the subtype "application/ediint-cert-exchange+xml".
        if (info.getMessageType() == AS2Message.MESSAGETYPE_CEM) {
            multipart = new MimeMultipart("related; type=\"application/ediint-cert-exchange+xml\"");
        } else {
            multipart = new MimeMultipart("related");
        }
        for (MimeBodyPart bodyPart : contentPartList) {
            multipart.addBodyPart(bodyPart);
        }
        contentPart = new MimeMessage(Session.getInstance(System.getProperties(), null));
        contentPart.setContent(multipart, multipart.getContentType());
        ((MimeMessage) contentPart).saveChanges();
    }
    //should the content be compressed and enwrapped or just enwrapped?
    if (receiver.getCompressionType() == AS2Message.COMPRESSION_ZLIB) {
        info.setCompressionType(AS2Message.COMPRESSION_ZLIB);
        int uncompressedSize = contentPart.getSize();
        contentPart = this.compressPayload(receiver, contentPart);
        int compressedSize = contentPart.getSize();
        //sometimes size() is unable to determine the size of the compressed body part and will return -1. Dont log the
        //compression ratio in this case.
        if (uncompressedSize == -1 || compressedSize == -1) {
            if (this.logger != null) {
                this.logger.log(Level.INFO, this.rb.getResourceString("message.compressed.unknownratio",
                        new Object[] { info.getMessageId() }), info);
            }
        } else {
            if (this.logger != null) {
                this.logger.log(Level.INFO,
                        this.rb.getResourceString("message.compressed",
                                new Object[] { info.getMessageId(),
                                        AS2Tools.getDataSizeDisplay(uncompressedSize),
                                        AS2Tools.getDataSizeDisplay(compressedSize) }),
                        info);
            }
        }
    }
    //compute content mic. Try to use sign digest as hash alg. For unsigned messages take sha-1
    String digestOID = null;
    if (info.getSignType() == AS2Message.SIGNATURE_MD5) {
        digestOID = cryptoHelper.convertAlgorithmNameToOID(BCCryptoHelper.ALGORITHM_MD5);
    } else {
        digestOID = cryptoHelper.convertAlgorithmNameToOID(BCCryptoHelper.ALGORITHM_SHA1);
    }
    String mic = cryptoHelper.calculateMIC(contentPart, digestOID);
    if (info.getSignType() == AS2Message.SIGNATURE_MD5) {
        info.setReceivedContentMIC(mic + ", md5");
    } else {
        info.setReceivedContentMIC(mic + ", sha1");
    }
    this.enwrappInMessageAndSign(message, contentPart, sender, receiver);
    //encryption requested for the receiver?
    if (info.getEncryptionType() != AS2Message.ENCRYPTION_NONE) {
        String cryptAlias = this.encryptionCertManager
                .getAliasByFingerprint(receiver.getCryptFingerprintSHA1());
        this.encryptDataToMessage(message, cryptAlias, info.getEncryptionType(), receiver);
    } else {
        message.setRawData(message.getDecryptedRawData());
        if (this.logger != null) {
            this.logger.log(Level.INFO,
                    this.rb.getResourceString("message.notencrypted", new Object[] { info.getMessageId() }),
                    info);
        }
    }
    return (message);
}

From source file:com.googlecode.ddom.mime.JavaMailTest.java

private void test(boolean preamble) throws Exception {
    MimeMultipart multipart = new MimeMultipart();

    MimeBodyPart bodyPart1 = new MimeBodyPart();
    StringBuilder buffer = new StringBuilder();
    for (int i = 0; i < 1000; i++) {
        buffer.append('(');
        buffer.append(i);/*from w w  w.  jav  a  2s.  com*/
        buffer.append(')');
    }
    String content1 = buffer.toString();
    bodyPart1
            .setDataHandler(new DataHandler(new ByteArrayDataSource(content1.getBytes("UTF-8"), "text/plain")));
    Map<String, String> headers1 = new HashMap<String, String>();
    headers1.put("Content-ID", "<1@example.com>");
    headers1.put("Content-Type", "text/plain; charset=UTF-8");
    setHeaders(bodyPart1, headers1);
    multipart.addBodyPart(bodyPart1);

    MimeBodyPart bodyPart2 = new MimeBodyPart();
    byte[] content2 = new byte[10000];
    new Random().nextBytes(content2);
    bodyPart2.setDataHandler(new DataHandler(new ByteArrayDataSource(content2, "application/octet-stream")));
    Map<String, String> headers2 = new HashMap<String, String>();
    headers2.put("Content-ID", "<2@example.com>");
    headers2.put("Content-Type", "application/octet-stream");
    setHeaders(bodyPart2, headers2);
    multipart.addBodyPart(bodyPart2);

    if (preamble) {
        multipart.setPreamble("This is a MIME multipart.");
    }

    String boundary = new ContentType(multipart.getContentType()).getParameter("boundary");
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    multipart.writeTo(baos);
    MultipartReader mpr = new MultipartReader(new ByteArrayInputStream(baos.toByteArray()), boundary);
    assertTrue(mpr.nextPart());
    assertEquals(headers1, readHeaders(mpr));
    assertEquals(content1, IOUtils.toString(mpr.getContent(), "UTF-8"));
    assertTrue(mpr.nextPart());
    assertEquals(headers2, readHeaders(mpr));
    assertArrayEquals(content2, IOUtils.toByteArray(mpr.getContent()));
    assertFalse(mpr.nextPart());
}

From source file:com.ikon.util.MailUtils.java

/**
 * Create a mail from a Mail object//from w  w w .  j a v  a 2  s .  c  o m
 */
public static MimeMessage create(String token, Mail mail) throws MessagingException, PathNotFoundException,
        AccessDeniedException, RepositoryException, IOException, DatabaseException {
    log.debug("create({})", mail);
    Session mailSession = getMailSession();
    MimeMessage msg = new MimeMessage(mailSession);

    if (mail.getFrom() != null) {
        InternetAddress from = new InternetAddress(mail.getFrom());
        msg.setFrom(from);
    } else {
        msg.setFrom();
    }

    InternetAddress[] to = new InternetAddress[mail.getTo().length];
    int i = 0;

    for (String strTo : mail.getTo()) {
        to[i++] = new InternetAddress(strTo);
    }

    // Build a multiparted mail with HTML and text content for better SPAM behaviour
    MimeMultipart content = new MimeMultipart();

    if (Mail.MIME_TEXT.equals(mail.getMimeType())) {
        // Text part
        MimeBodyPart textPart = new MimeBodyPart();
        textPart.setText(mail.getContent());
        textPart.setHeader("Content-Type", "text/plain");
        textPart.setDisposition(Part.INLINE);
        content.addBodyPart(textPart);
    } else if (Mail.MIME_HTML.equals(mail.getMimeType())) {
        // HTML Part
        MimeBodyPart htmlPart = new MimeBodyPart();
        StringBuilder htmlContent = new StringBuilder();
        htmlContent.append("<!DOCTYPE html PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">\n");
        htmlContent.append("<html>\n<head>\n");
        htmlContent.append("<meta content=\"text/html;charset=UTF-8\" http-equiv=\"Content-Type\"/>\n");
        htmlContent.append("</head>\n<body>\n");
        htmlContent.append(mail.getContent());
        htmlContent.append("\n</body>\n</html>");
        htmlPart.setContent(htmlContent.toString(), "text/html");
        htmlPart.setHeader("Content-Type", "text/html");
        htmlPart.setDisposition(Part.INLINE);
        content.addBodyPart(htmlPart);
    } else {
        log.warn("Email does not specify content MIME type");

        // Text part
        MimeBodyPart textPart = new MimeBodyPart();
        textPart.setText(mail.getContent());
        textPart.setHeader("Content-Type", "text/plain");
        textPart.setDisposition(Part.INLINE);
        content.addBodyPart(textPart);
    }

    for (Document doc : mail.getAttachments()) {
        InputStream is = null;
        FileOutputStream fos = null;
        String docName = PathUtils.getName(doc.getPath());

        try {
            is = OKMDocument.getInstance().getContent(token, doc.getPath(), false);
            File tmp = File.createTempFile("okm", ".tmp");
            fos = new FileOutputStream(tmp);
            IOUtils.copy(is, fos);
            fos.flush();

            // Document attachment part
            MimeBodyPart docPart = new MimeBodyPart();
            DataSource source = new FileDataSource(tmp.getPath());
            docPart.setDataHandler(new DataHandler(source));
            docPart.setFileName(docName);
            docPart.setDisposition(Part.ATTACHMENT);
            content.addBodyPart(docPart);
        } finally {
            IOUtils.closeQuietly(is);
            IOUtils.closeQuietly(fos);
        }
    }

    msg.setHeader("MIME-Version", "1.0");
    msg.setHeader("Content-Type", content.getContentType());
    msg.addHeader("Charset", "UTF-8");
    msg.setRecipients(Message.RecipientType.TO, to);
    msg.setSubject(mail.getSubject(), "UTF-8");
    msg.setSentDate(new Date());
    msg.setContent(content);
    msg.saveChanges();

    log.debug("create: {}", msg);
    return msg;
}

From source file:davmail.imap.ImapConnection.java

protected void appendBodyStructure(StringBuilder buffer, MimeMultipart multiPart)
        throws IOException, MessagingException {
    buffer.append('(');

    for (int i = 0; i < multiPart.getCount(); i++) {
        MimeBodyPart bodyPart = (MimeBodyPart) multiPart.getBodyPart(i);
        try {/*from w  w  w.j av  a2 s  .  c o m*/
            Object mimeBody = bodyPart.getContent();
            if (mimeBody instanceof MimeMultipart) {
                appendBodyStructure(buffer, (MimeMultipart) mimeBody);
            } else {
                // no multipart, single body
                appendBodyStructure(buffer, bodyPart);
            }
        } catch (UnsupportedEncodingException e) {
            LOGGER.warn(e);
            // failover: send default bodystructure
            buffer.append("(\"TEXT\" \"PLAIN\" (\"CHARSET\" \"US-ASCII\") NIL NIL NIL NIL NIL)");
        } catch (MessagingException me) {
            DavGatewayTray.warn(me);
            // failover: send default bodystructure
            buffer.append("(\"TEXT\" \"PLAIN\" (\"CHARSET\" \"US-ASCII\") NIL NIL NIL NIL NIL)");
        }
    }
    int slashIndex = multiPart.getContentType().indexOf('/');
    if (slashIndex < 0) {
        throw new DavMailException("EXCEPTION_INVALID_CONTENT_TYPE", multiPart.getContentType());
    }
    int semiColonIndex = multiPart.getContentType().indexOf(';');
    if (semiColonIndex < 0) {
        buffer.append(" \"").append(multiPart.getContentType().substring(slashIndex + 1).toUpperCase())
                .append("\")");
    } else {
        buffer.append(" \"").append(
                multiPart.getContentType().substring(slashIndex + 1, semiColonIndex).trim().toUpperCase())
                .append("\")");
    }
}

From source file:org.apache.axis.attachments.MimeUtils.java

/**
 * This routine will get the content type from a mulit-part mime message.
 *
 * @param mp the MimeMultipart//from w w  w .j  a va 2 s.  c om
 * @return the content type
 */
public static String getContentType(javax.mail.internet.MimeMultipart mp) {
    StringBuffer contentType = new StringBuffer(mp.getContentType());
    // TODO (dims): Commons HttpClient croaks if we don't do this.
    //              Need to get Commons HttpClient fixed.
    for (int i = 0; i < contentType.length();) {
        char ch = contentType.charAt(i);
        if (ch == '\r' || ch == '\n')
            contentType.deleteCharAt(i);
        else
            i++;
    }
    return contentType.toString();
}

From source file:org.masukomi.aspirin.core.Bouncer.java

/**
 * This generates a response to the Return-Path address, or the address of
 * the message's sender if the Return-Path is not available. Note that this
 * is different than a mail-client's reply, which would use the Reply-To or
 * From header.//from ww w .  jav a  2s  .  co  m
 * 
 * @param mail
 *            DOCUMENT ME!
 * @param message
 *            DOCUMENT ME!
 * @param bouncer
 *            DOCUMENT ME!
 * 
 * @throws MessagingException
 *             DOCUMENT ME!
 */
static public void bounce(MailQue que, Mail mail, String message, MailAddress bouncer)
        throws MessagingException {
    if (bouncer != null) {
        if (log.isDebugEnabled()) {
            log.debug("bouncing message to postmaster");
        }
        MimeMessage orig = mail.getMessage();
        //Create the reply message
        MimeMessage reply = (MimeMessage) orig.reply(false);
        //If there is a Return-Path header,
        if (orig.getHeader(RFC2822Headers.RETURN_PATH) != null) {
            //Return the message to that address, not to the Reply-To
            // address
            reply.setRecipient(MimeMessage.RecipientType.TO,
                    new InternetAddress(orig.getHeader(RFC2822Headers.RETURN_PATH)[0]));
        }
        //Create the list of recipients in our MailAddress format
        Collection recipients = new HashSet();
        Address[] addresses = reply.getAllRecipients();
        for (int i = 0; i < addresses.length; i++) {
            recipients.add(new MailAddress((InternetAddress) addresses[i]));
        }
        //Change the sender...
        reply.setFrom(bouncer.toInternetAddress());
        try {
            //Create the message body
            MimeMultipart multipart = new MimeMultipart();
            //Add message as the first mime body part
            MimeBodyPart part = new MimeBodyPart();
            part.setContent(message, "text/plain");
            part.setHeader(RFC2822Headers.CONTENT_TYPE, "text/plain");
            multipart.addBodyPart(part);
            //Add the original message as the second mime body part
            part = new MimeBodyPart();
            part.setContent(orig.getContent(), orig.getContentType());
            part.setHeader(RFC2822Headers.CONTENT_TYPE, orig.getContentType());
            multipart.addBodyPart(part);
            reply.setHeader(RFC2822Headers.DATE, rfc822DateFormat.format(new Date()));
            reply.setContent(multipart);
            reply.setHeader(RFC2822Headers.CONTENT_TYPE, multipart.getContentType());
        } catch (IOException ioe) {
            throw new MessagingException("Unable to create multipart body", ioe);
        }
        //Send it off...
        //sendMail( bouncer, recipients, reply );
        que.queMail(reply);
    }
}

From source file:org.mule.service.http.impl.service.server.grizzly.HttpParser.java

public static Collection<HttpPart> parseMultipartContent(InputStream content, String contentType)
        throws IOException {
    MimeMultipart mimeMultipart = null;
    List<HttpPart> parts = Lists.newArrayList();

    try {/*from   w w w  . j a  v  a2 s . c  o m*/
        mimeMultipart = new MimeMultipart(new ByteArrayDataSource(content, contentType));
    } catch (MessagingException e) {
        throw new IOException(e);
    }

    try {
        int partCount = mimeMultipart.getCount();

        for (int i = 0; i < partCount; i++) {
            BodyPart part = mimeMultipart.getBodyPart(i);

            String filename = part.getFileName();
            String partName = filename;
            String[] contentDispositions = part.getHeader(CONTENT_DISPOSITION);
            if (contentDispositions != null) {
                String contentDisposition = contentDispositions[0];
                if (contentDisposition.contains(NAME_ATTRIBUTE)) {
                    partName = contentDisposition.substring(
                            contentDisposition.indexOf(NAME_ATTRIBUTE) + NAME_ATTRIBUTE.length() + 2);
                    partName = partName.substring(0, partName.indexOf("\""));
                }
            }

            if (partName == null && mimeMultipart.getContentType().contains(MULTIPART_RELATED.toString())) {
                String[] contentIdHeader = part.getHeader(CONTENT_ID);
                if (contentIdHeader != null && contentIdHeader.length > 0) {
                    partName = contentIdHeader[0];
                }
            }

            HttpPart httpPart = new HttpPart(partName, filename, IOUtils.toByteArray(part.getInputStream()),
                    part.getContentType(), part.getSize());

            Enumeration<Header> headers = part.getAllHeaders();

            while (headers.hasMoreElements()) {
                Header header = headers.nextElement();
                httpPart.addHeader(header.getName(), header.getValue());
            }
            parts.add(httpPart);
        }
    } catch (MessagingException e) {
        throw new IOException(e);
    }

    return parts;
}

From source file:org.mule.transport.email.transformers.ObjectToMimeMessage.java

@Override
protected void setContent(Object payload, Message msg, String contentType, MuleMessage message)
        throws Exception {
    boolean transformInboundAttachments = useInboundAttachments
            && message.getInboundAttachmentNames().size() > 0;
    boolean transformOutboundAttachments = useOutboundAttachments
            && message.getOutboundAttachmentNames().size() > 0;
    if (transformInboundAttachments || transformOutboundAttachments) {
        // The content type must be multipart/mixed
        MimeMultipart multipart = new MimeMultipart("mixed");
        multipart.addBodyPart(getPayloadBodyPart(message.getPayload(), contentType));
        if (transformInboundAttachments) {
            for (String name : message.getInboundAttachmentNames()) {
                // Let outbound attachments override inbound ones
                if (!transformOutboundAttachments || message.getOutboundAttachment(name) == null) {
                    BodyPart part = getBodyPartForAttachment(message.getInboundAttachment(name), name);
                    // Check message props for extra headers
                    addBodyPartHeaders(part, name, message);
                    multipart.addBodyPart(part);
                }//from  w w  w . j  a  v  a 2  s . com
            }
        }
        if (transformOutboundAttachments) {
            for (String name : message.getOutboundAttachmentNames()) {
                BodyPart part = getBodyPartForAttachment(message.getOutboundAttachment(name), name);
                // Check message props for extra headers
                addBodyPartHeaders(part, name, message);
                multipart.addBodyPart(part);
            }
        }
        // the payload must be set to the constructed MimeMultipart message
        payload = multipart;
        // the ContentType of the message to be sent, must be the multipart content type
        contentType = multipart.getContentType();
    }

    // now the message will contain the multipart payload, and the multipart
    // contentType
    super.setContent(payload, msg, contentType, message);
}