Examples with Multipart javax.mail.Multipart used on opensource projects

Example 51 with Multipart

use of javax.mail.Multipart in project spring-integration-samples by spring-projects.

the class EmailParserUtils method handleMultipart.

/**
 * Parses any {@link Multipart} instances that contain text or Html attachments,
 * {@link InputStream} instances, additional instances of {@link Multipart}
 * or other attached instances of {@link javax.mail.Message}.
 *
 * Will create the respective {@link EmailFragment}s representing those attachments.
 *
 * Instances of {@link javax.mail.Message} are delegated to
 * {@link #handleMessage(File, javax.mail.Message, List)}. Further instances
 * of {@link Multipart} are delegated to
 * {@link #handleMultipart(File, Multipart, javax.mail.Message, List)}.
 *
 * @param directory Must not be null
 * @param multipart Must not be null
 * @param mailMessage Must not be null
 * @param emailFragments Must not be null
 */
public static void handleMultipart(File directory, Multipart multipart, javax.mail.Message mailMessage, List<EmailFragment> emailFragments) {
    Assert.notNull(directory, "The directory must not be null.");
    Assert.notNull(multipart, "The multipart object to be parsed must not be null.");
    Assert.notNull(mailMessage, "The mail message to be parsed must not be null.");
    Assert.notNull(emailFragments, "The collection of emailfragments must not be null.");
    final int count;
    try {
        count = multipart.getCount();
        if (LOGGER.isInfoEnabled()) {
            LOGGER.info(String.format("Number of enclosed BodyPart objects: %s.", count));
        }
    } catch (MessagingException e) {
        throw new IllegalStateException("Error while retrieving the number of enclosed BodyPart objects.", e);
    }
    for (int i = 0; i < count; i++) {
        final BodyPart bp;
        try {
            bp = multipart.getBodyPart(i);
        } catch (MessagingException e) {
            throw new IllegalStateException("Error while retrieving body part.", e);
        }
        final String contentType;
        String filename;
        final String disposition;
        final String subject;
        try {
            contentType = bp.getContentType();
            filename = bp.getFileName();
            disposition = bp.getDisposition();
            subject = mailMessage.getSubject();
            if (filename == null && bp instanceof MimeBodyPart) {
                filename = ((MimeBodyPart) bp).getContentID();
            }
        } catch (MessagingException e) {
            throw new IllegalStateException("Unable to retrieve body part meta data.", e);
        }
        if (LOGGER.isInfoEnabled()) {
            LOGGER.info(String.format("BodyPart - Content Type: '%s', filename: '%s', disposition: '%s', subject: '%s'", new Object[] { contentType, filename, disposition, subject }));
        }
        if (Part.ATTACHMENT.equalsIgnoreCase(disposition)) {
            LOGGER.info(String.format("Handdling attachment '%s', type: '%s'", filename, contentType));
        }
        final Object content;
        try {
            content = bp.getContent();
        } catch (IOException e) {
            throw new IllegalStateException("Error while retrieving the email contents.", e);
        } catch (MessagingException e) {
            throw new IllegalStateException("Error while retrieving the email contents.", e);
        }
        if (content instanceof String) {
            if (Part.ATTACHMENT.equalsIgnoreCase(disposition)) {
                emailFragments.add(new EmailFragment(directory, i + "-" + filename, content));
                LOGGER.info(String.format("Handdling attachment '%s', type: '%s'", filename, contentType));
            } else {
                final String textFilename;
                final ContentType ct;
                try {
                    ct = new ContentType(contentType);
                } catch (ParseException e) {
                    throw new IllegalStateException("Error while parsing content type '" + contentType + "'.", e);
                }
                if ("text/plain".equalsIgnoreCase(ct.getBaseType())) {
                    textFilename = "message.txt";
                } else if ("text/html".equalsIgnoreCase(ct.getBaseType())) {
                    textFilename = "message.html";
                } else {
                    textFilename = "message.other";
                }
                emailFragments.add(new EmailFragment(directory, textFilename, content));
            }
        } else if (content instanceof InputStream) {
            final InputStream inputStream = (InputStream) content;
            final ByteArrayOutputStream bis = new ByteArrayOutputStream();
            try {
                IOUtils.copy(inputStream, bis);
            } catch (IOException e) {
                throw new IllegalStateException("Error while copying input stream to the ByteArrayOutputStream.", e);
            }
            emailFragments.add(new EmailFragment(directory, filename, bis.toByteArray()));
        } else if (content instanceof javax.mail.Message) {
            handleMessage(directory, (javax.mail.Message) content, emailFragments);
        } else if (content instanceof Multipart) {
            final Multipart mp2 = (Multipart) content;
            handleMultipart(directory, mp2, mailMessage, emailFragments);
        } else {
            throw new IllegalStateException("Content type not handled: " + content.getClass().getSimpleName());
        }
    }
}

Example 52 with Multipart

use of javax.mail.Multipart in project spring-integration-samples by spring-projects.

the class EmailParserUtils method handleMessage.

/**
 * Parses a mail message. The respective message can either be the root message
 * or another message that is attached to another message.
 *
 * If the mail message is an instance of {@link String}, then a {@link EmailFragment}
 * is being created using the email message's subject line as the file name,
 * which will contain the mail message's content.
 *
 * If the mail message is an instance of {@link Multipart} then we delegate
 * to {@link #handleMultipart(File, Multipart, javax.mail.Message, List)}.
 *
 * @param directory The directory for storing the message. If null this is the root message.
 * @param mailMessage The mail message to be parsed. Must not be null.
 * @param emailFragments Must not be null.
 */
public static void handleMessage(final File directory, final javax.mail.Message mailMessage, final List<EmailFragment> emailFragments) {
    Assert.notNull(mailMessage, "The mail message to be parsed must not be null.");
    Assert.notNull(emailFragments, "The collection of emailfragments must not be null.");
    final Object content;
    final String subject;
    try {
        content = mailMessage.getContent();
        subject = mailMessage.getSubject();
    } catch (IOException e) {
        throw new IllegalStateException("Error while retrieving the email contents.", e);
    } catch (MessagingException e) {
        throw new IllegalStateException("Error while retrieving the email contents.", e);
    }
    final File directoryToUse;
    if (directory == null) {
        directoryToUse = new File(subject);
    } else {
        directoryToUse = new File(directory, subject);
    }
    if (content instanceof String) {
        emailFragments.add(new EmailFragment(new File(subject), "message.txt", content));
    } else if (content instanceof Multipart) {
        Multipart multipart = (Multipart) content;
        handleMultipart(directoryToUse, multipart, mailMessage, emailFragments);
    } else {
        throw new IllegalStateException("This content type is not handled - " + content.getClass().getSimpleName());
    }
}

Example 53 with Multipart

use of javax.mail.Multipart in project TranskribusCore by Transkribus.

the class SendMail method createMultiPartMessage.

public static Multipart createMultiPartMessage(String message, File[] atts) throws MessagingException {
    MimeBodyPart messageBodyPart = new MimeBodyPart();
    // fill message
    messageBodyPart.setText(message);
    Multipart multipart = new MimeMultipart();
    multipart.addBodyPart(messageBodyPart);
    // Part two is attachment
    messageBodyPart = new MimeBodyPart();
    for (File f : atts) {
        DataSource source = new FileDataSource(f);
        messageBodyPart.setDataHandler(new DataHandler(source));
        messageBodyPart.setFileName(f.getName());
        multipart.addBodyPart(messageBodyPart);
    }
    return multipart;
}

Example 54 with Multipart

use of javax.mail.Multipart in project common by zenlunatics.

the class MailLists method insertHeader.

private int insertHeader(Part part, String name, int type_flags) {
    try {
        String content_type = part.getContentType();
        if (content_type.startsWith("text/plain")) {
            if ((type_flags & 1) == 0) {
                String text = "posted by " + name;
                String line = "\n-----------\n";
                part.setContent(m_header_before ? text + line + part.getContent() : part.getContent() + "\n" + line + text, content_type);
            }
            return 1;
        }
        if (content_type.startsWith("text/html")) {
            if ((type_flags & 2) == 0) {
                String div = "<div style=\"background-color:#eee;border:solid 1px #ccc;margin-bottom:10px;padding:5px;width:100%;\">posted by " + name + "</div>";
                String html = (String) part.getContent();
                if (m_header_before) {
                    int i = html.indexOf("<body");
                    if (i != -1) {
                        i = html.indexOf(">", i + 5) + 1;
                        html = html.substring(0, i) + div + html.substring(i);
                    } else
                        html = div + html;
                } else {
                    int i = html.indexOf("</body");
                    if (i == -1)
                        html += div;
                    else
                        html = html.substring(0, i) + div + html.substring(i);
                }
                part.setContent(html, content_type);
            }
            return 2;
        }
        if (content_type.startsWith("multipart/")) {
            Multipart content = (Multipart) part.getContent();
            for (int i = 0; i < content.getCount() && type_flags != 3; i++) type_flags |= insertHeader(content.getBodyPart(i), name, type_flags);
            return type_flags;
        }
    } catch (IOException | MessagingException e) {
        e.printStackTrace();
    }
    return 0;
}

Example 55 with Multipart

use of javax.mail.Multipart in project common by zenlunatics.

the class Mail method getHTMLMultipart.

// --------------------------------------------------------------------------
private Multipart getHTMLMultipart() throws MessagingException {
    if (m_content_html == null || m_html_images == null)
        return null;
    Multipart multipart = new MimeMultipart("related");
    MimeBodyPart body_part = new MimeBodyPart();
    body_part.setContent(m_content_html, "text/html");
    multipart.addBodyPart(body_part);
    for (File file : m_html_images) {
        body_part = new MimeBodyPart();
        body_part.setDataHandler(new DataHandler(new FileDataSource(file)));
        body_part.setHeader("Content-ID", file.getName());
        multipart.addBodyPart(body_part);
    }
    return multipart;
}