/**
* @return
* @throws Exception
*/
public synchronized Folder getFolder() throws Exception {
String folder = Constants.FOLDER_INBOX(profile);
Folder fold = (Folder) pop3Folders.get(auth.getUsername());
if (fold != null && fold.isOpen()) {
return fold;
} else {
if (folder != null && handler != null) {
Store store = handler.getStore();
if (store == null || !store.isConnected()) {
System.out.println("Connection is closed. Restoring it...");
handler = connect(Constants.CONNECTION_READ_WRITE);
System.out.println("Connection re-established");
}
fold = handler.getStore().getFolder(folder);
if (!fold.isOpen()) {
System.out.println("Folder :" + folder + " is closed. Opening again.");
fold.open(Constants.CONNECTION_READ_WRITE);
System.out.println("Folder is open again.");
pop3Folders.put(auth.getUsername(), fold);
}
}
}
return fold;
}
@Override
protected void doDisconnect() throws Exception {
// close and expunge deleted messages
try {
if (folder != null) {
try {
folder.expunge();
} catch (MessagingException e) {
if (logger.isDebugEnabled()) {
logger.debug("ignoring exception on expunge: " + e.getMessage());
}
}
if (folder.isOpen()) {
folder.close(true);
}
}
} catch (Exception e) {
logger.error("Failed to close inbox: " + e.getMessage(), e);
}
try {
if (moveToFolder != null) {
if (moveToFolder.isOpen()) {
moveToFolder.close(false);
}
}
} catch (Exception e) {
logger.error("Failed to close moveToFolder: " + e.getMessage(), e);
}
}
public static void copyMessage(Message message, Folder destination) {
boolean sourceOpened = false;
boolean destinationOpened = false;
Folder source = message.getFolder();
try {
if (!source.isOpen()) {
source.open(Folder.READ_ONLY);
sourceOpened = true;
}
if (!destination.isOpen()) {
destination.open(Folder.READ_WRITE);
destinationOpened = true;
}
try {
source.copyMessages(new Message[] {message}, destination);
} catch (MessagingException e) {
destination.appendMessages(new Message[] {message});
}
} catch (MessagingException ex) {
throw new RuntimeException(
"Copying message "
+ toString(message)
+ " from "
+ source.getName()
+ " to "
+ destination.getName()
+ " failed.",
ex);
} finally {
if (sourceOpened) closeFolder(source, false);
if (destinationOpened) closeFolder(destination, false);
}
}
public MessagesWrapper markAsRead(List<Message> messagez)
throws IOException, MessagingException {
if (folder.isOpen() && folder.getMode() != Folder.READ_WRITE) {
folder.close(true);
}
if (!folder.isOpen()) {
folder.open(Folder.READ_WRITE);
}
for (Message message : messagez) {
message.setFlag(Flags.Flag.SEEN, true);
}
logger.info("Marked email(s) as read : " + messagez.size());
return this;
}
public MessagesWrapper search(List<SearchTerm> term) throws MessagingException {
if (!folder.isOpen()) {
folder.open(Folder.READ_ONLY);
}
Message[] messages = folder.search(and(term));
return new MessagesWrapper(logger, Arrays.asList(messages), folder);
}
public static void closeFolder(Folder folder, boolean delete) {
if (folder == null) return;
if (!folder.isOpen()) return;
try {
folder.close(delete);
} catch (Exception ex) {
if (delete) throw new RuntimeException(ex);
}
}
@Override
protected void doDispose() {
if (null != folder && folder.isOpen()) {
try {
folder.close(true);
} catch (Exception e) {
logger.debug("ignoring exception: " + e.getMessage(), e);
}
}
}
/** @param f */
public void closeFolder(Folder f) {
if (f != null) {
try {
if (f.isOpen()) {
f.close(true);
}
} catch (MessagingException e) {
System.out.println("Error while closing folder: " + f.getName());
}
}
pop3Folders.put(auth.getUsername(), null);
}
@Override
protected void doDispose() {
synchronized (folderLock) {
if (null != folder) {
folder.removeMessageCountListener(this);
if (folder.isOpen()) {
try {
folder.close(true);
} catch (Exception e) {
logger.debug("ignoring exception: " + e.getMessage(), e);
}
}
}
}
}
protected void ensureFolderIsOpen(Folder fldr) {
if (!fldr.isOpen()) {
try {
// Depending on Server implementation it's not always
// necessary to open the folder to check it
// Opening folders can be exprensive!
fldr.open(Folder.READ_WRITE);
} catch (MessagingException e) {
logger.warn(
"Failed to open folder: "
+ fldr.getFullName()
+ " This is not an exception since some server implementations do not require the folder to be open",
e);
}
}
}
/**
* Test that FolderClosedException is thrown when the timeout occurs when reading the message
* body.
*/
@Test
public void testFolderClosedExceptionBody() {
TestServer server = null;
try {
final POP3Handler handler = new POP3HandlerTimeoutBody();
server = new TestServer(handler);
server.start();
Thread.sleep(1000);
final Properties properties = new Properties();
properties.setProperty("mail.pop3.host", "localhost");
properties.setProperty("mail.pop3.port", "" + server.getPort());
final Session session = Session.getInstance(properties);
// session.setDebug(true);
final Store store = session.getStore("pop3");
try {
store.connect("test", "test");
final Folder folder = store.getFolder("INBOX");
folder.open(Folder.READ_ONLY);
Message msg = folder.getMessage(1);
try {
msg.getContent();
} catch (IOException ioex) {
// expected
// first attempt detects error return from server
}
// second attempt detects closed connection from server
msg.getContent();
// Check
assertFalse(folder.isOpen());
} catch (FolderClosedException ex) {
// success!
} finally {
store.close();
}
} catch (final Exception e) {
e.printStackTrace();
fail(e.getMessage());
} finally {
if (server != null) {
server.quit();
}
}
}
/**
* Handy method to do the try catch try of closing a mail store and folder.
*
* @param mailStore
* @param mailFolder
*/
private void closeStore(final Store mailStore, final Folder mailFolder) {
try {
if (mailFolder != null && mailFolder.isOpen()) {
mailFolder.close(true);
}
} catch (final MessagingException e) {
LOG.debug("Unable to close mail folder.", e);
} finally {
try {
if (mailStore != null && mailStore.isConnected()) {
mailStore.close();
}
} catch (final MessagingException e1) {
LOG.debug("Unable to close message store.", e1);
}
}
}
/** @param f */
public void closeFolder(Folder f) {
if (f != null) {
try {
if (f.isOpen()) {
f.close(true);
log.info("Folder: " + f.getName() + " was open and now closed.");
HashMap imapUserFolders = (HashMap) imapFolders.get(auth.getUsername());
imapUserFolders.put(folder, null);
imapFolders.put(auth.getUsername(), imapUserFolders);
} else {
log.info("Folder: " + f.getName() + " was already closed.");
}
} catch (MessagingException e) {
log.info("Error while closing folder: " + f.getName(), e);
}
}
}
@Override
public void poll() {
boolean done = false;
while (!done) {
synchronized (folderLock) {
if (getLifecycleState().isStopping() || getLifecycleState().isStopped()) {
break;
}
try {
try {
if (!folder.isOpen()) {
folder.open(Folder.READ_WRITE);
}
} catch (Exception e) {
if (logger.isDebugEnabled()) {
logger.debug("ignoring exception: " + e.getMessage());
}
}
int count = folder.getMessageCount();
int batchSize = getBatchSize(count);
if (count > 0) {
Message[] messages = folder.getMessages(1, batchSize);
MessageCountEvent event =
new MessageCountEvent(folder, MessageCountEvent.ADDED, true, messages);
messagesAdded(event);
} else if (count == -1) {
throw new MessagingException(
"Cannot monitor folder: " + folder.getFullName() + " as folder is closed");
}
done = batchSize >= count;
} catch (MessagingException e) {
done = true;
getConnector().getMuleContext().getExceptionListener().handleException(e);
} finally {
try {
folder.close(true); // close and expunge deleted messages
} catch (Exception e) {
logger.error("Failed to close pop3 inbox: " + e.getMessage());
}
}
}
}
}
/**
* @return
* @throws Exception
*/
public Folder getImapFolder(boolean useCache) throws Exception {
Folder myFold = null;
if (folder == null) {
folder = Constants.FOLDER_INBOX(profile);
}
if (folder != null && handler != null) {
Store store = handler.getStore();
if (store == null || !store.isConnected()) {
log.debug("Connection is closed. Restoring it...");
handler = connect(Constants.CONNECTION_READ_WRITE);
log.debug("Connection re-established");
}
HashMap imapUserFolders = null;
if (useCache) {
imapUserFolders = (HashMap) imapFolders.get(auth.getUsername());
myFold = (Folder) imapUserFolders.get(folder);
}
if (myFold == null) {
myFold = handler.getStore().getFolder(folder);
}
if (!myFold.isOpen()) {
try {
log.debug("Folder :" + folder + " is closed. Opening.");
myFold.open(Constants.CONNECTION_READ_WRITE);
log.debug("Folder is open.");
} catch (Throwable e) {
log.debug("nevermind go on");
// nevermind go on...
}
}
if (useCache) {
try {
imapUserFolders.put(folder, myFold);
imapFolders.put(auth.getUsername(), imapUserFolders);
} catch (Exception e) {
e.printStackTrace();
}
}
}
return myFold;
}
public void scanWholeFolder() throws MessagingException {
if (folder.isOpen() == false) {
folder.open(Folder.READ_WRITE);
}
// Bulk-fetch the message envelopes.
Message[] newMessages = folder.getMessages();
FetchProfile fetchProfile = new FetchProfile();
// FIXME: add CONTENT_INFO if we start to display the size
// fetchProfile.add(FetchProfile.Item.CONTENT_INFO);
fetchProfile.add(FetchProfile.Item.ENVELOPE);
fetchProfile.add(FetchProfile.Item.FLAGS);
folder.fetch(newMessages, fetchProfile);
this.messages = new ArrayList<Message>();
messages.addAll(Arrays.asList(newMessages));
fireTableDataChanged();
}
@Override
protected void doConnect() throws Exception {
if (folder == null || !folder.isOpen()) {
Store store = castConnector().getSessionDetails(endpoint).newStore();
EndpointURI uri = endpoint.getEndpointURI();
String encoding = endpoint.getEncoding();
String user = (uri.getUser() != null ? URLDecoder.decode(uri.getUser(), encoding) : null);
String pass =
(uri.getPassword() != null ? URLDecoder.decode(uri.getPassword(), encoding) : null);
store.connect(uri.getHost(), uri.getPort(), user, pass);
folder = store.getFolder(castConnector().getMailboxFolder());
ensureFolderIsOpen(folder);
if (castConnector().getMoveToFolder() != null) {
moveToFolder = store.getFolder(castConnector().getMoveToFolder());
ensureFolderIsOpen(moveToFolder);
}
}
}
protected void initialise(UMOEndpointURI endpoint) throws MessagingException {
if (!initialised.get()) {
String inbox = null;
if (connector.getProtocol().equals("imap") && endpoint.getParams().get("folder") != null) {
inbox = (String) endpoint.getParams().get("folder");
} else {
inbox = Pop3Connector.MAILBOX;
}
URLName url =
new URLName(
endpoint.getScheme(),
endpoint.getHost(),
endpoint.getPort(),
inbox,
endpoint.getUsername(),
endpoint.getPassword());
session = MailUtils.createMailSession(url);
session.setDebug(logger.isDebugEnabled());
Store store = session.getStore(url);
store.connect();
folder = store.getFolder(inbox);
if (!folder.isOpen()) {
try {
// Depending on Server implementation it's not always
// necessary
// to open the folder to check it
// Opening folders can be exprensive!
// folder.open(Folder.READ_ONLY);
folder.open(Folder.READ_WRITE);
} catch (MessagingException e) {
logger.warn("Failed to open folder: " + folder.getFullName(), e);
}
}
}
}
@Override
protected Iterator<MultiValueHashMap<String, Object>> getSubDataEntitiesInformation(
InputStream stream, ContentHandler handler, Metadata metadata, ParseContext context)
throws Exception {
// imap url schema: imap[s]://uname@hostname:port/folder;uidvalidity=385759045/;uid=20. Examples
// (incl. message-referenzierung)
// http://xml.resource.org/public/rfc/html/rfc2192.html#anchor10
// allerdings nimmt der Java ImapStore auch URLs mit Passwörtern an. Dann geht auch
// imap[s]://uname:pwd@hostname:port/folder;uidvalidity=385759045/;uid=20
CrawlerContext crawlerContext = context.get(CrawlerContext.class, new CrawlerContext());
String strContainerURL = metadata.get(Metadata.SOURCE);
URLName containerURLName = new URLName(strContainerURL);
if (m_mailStore == null) m_mailStore = connect2Server(containerURLName, context);
// wenn kein directory angegeben wird, dann crawlen wir einfach den default folder und die inbox
LinkedList<Folder> llFolderz2Crawl = new LinkedList<Folder>();
if (containerURLName.getFile() != null) {
Folder folder = m_mailStore.getFolder(containerURLName.getFile());
if (folder != null && folder.exists()) llFolderz2Crawl.add(folder);
else throw new FileNotFoundException("Can't find imap folder '" + folder.getFullName() + "'");
} else {
Folder folder = m_mailStore.getDefaultFolder();
if (folder != null && folder.exists()) llFolderz2Crawl.add(folder);
folder = m_mailStore.getFolder("INBOX");
if (folder != null && folder.exists()) llFolderz2Crawl.add(folder);
}
LinkedList<MultiValueHashMap<String, Object>> llEntityInfo =
new LinkedList<MultiValueHashMap<String, Object>>();
for (Folder folder2crawl : llFolderz2Crawl) {
// Jetzt haben wir die Containerobjekte - nun geben wir die Daten zu den SubEntities zurück
// die subfolder
boolean bFolderCanHaveSubFolders =
(folder2crawl.getType() & Folder.HOLDS_FOLDERS) == Folder.HOLDS_FOLDERS;
if (bFolderCanHaveSubFolders) {
folder2crawl.open(Folder.READ_ONLY);
Folder[] subFolders = folder2crawl.list();
for (Folder subFolder : subFolders) {
URLName urlName = subFolder.getURLName();
URLName urlNameWithPassword =
new URLName(
containerURLName.getProtocol(),
urlName.getHost(),
urlName.getPort(),
urlName.getFile(),
urlName.getUsername(),
containerURLName.getPassword());
if (!checkIfInConstraints(urlName.toString(), null, context)) continue;
MultiValueHashMap<String, Object> hsEntityInformation =
new MultiValueHashMap<String, Object>();
hsEntityInformation.add(CrawlerParser.SOURCEID, urlName);
hsEntityInformation.add("urlNameWithPassword", urlNameWithPassword);
hsEntityInformation.add("folder", subFolder.getFullName());
llEntityInfo.add(hsEntityInformation);
}
}
// die messages
boolean bFolderCanHaveMessages =
(folder2crawl.getType() & Folder.HOLDS_MESSAGES) == Folder.HOLDS_MESSAGES;
if (bFolderCanHaveMessages) {
if (!folder2crawl.isOpen()) folder2crawl.open(Folder.READ_ONLY);
// wir holen uns alle nicht-deleted messages, und werfen noch die raus, die 'expunged' sind
Message[] relevantMessagesOfFolder =
folder2crawl.search(new FlagTerm(new Flags(Flags.Flag.DELETED), false));
ArrayList<Message> nonDelNonExpungedMessages = new ArrayList<Message>();
for (Message message : relevantMessagesOfFolder)
if (!message.isExpunged()) nonDelNonExpungedMessages.add(message);
relevantMessagesOfFolder = nonDelNonExpungedMessages.toArray(new Message[0]);
// die Daten die wir später benötigen holen wir uns effizient in einem Rutsch - deswegen
// benötigen wir auch keinen Thread mit dem
// OneAfterOneIterator, um Speicher zu sparen (siehe DirectoryCrawlerParser). Das Array
// haben wir hier eh. Entweder oder.
FetchProfile profile = new FetchProfile();
profile.add(UIDFolder.FetchProfileItem.UID);
profile.add("Message-ID");
folder2crawl.fetch(relevantMessagesOfFolder, profile);
for (int i = 0;
i < relevantMessagesOfFolder.length && !crawlerContext.stopRequested();
i++) {
MimeMessage message = (MimeMessage) relevantMessagesOfFolder[i];
// hier brauchen wir noch eine URL mit und eine ohne Passwort
URLName urlName = getMessageUrl(folder2crawl, message);
URLName urlNameWithPassword =
new URLName(
containerURLName.getProtocol(),
urlName.getHost(),
urlName.getPort(),
urlName.getFile(),
urlName.getUsername(),
containerURLName.getPassword());
if (!checkIfInConstraints(urlName.toString(), message, context)) continue;
MultiValueHashMap<String, Object> hsEntityInformation =
new MultiValueHashMap<String, Object>();
hsEntityInformation.add(CrawlerParser.SOURCEID, urlName);
hsEntityInformation.add("urlNameWithPassword", urlNameWithPassword);
hsEntityInformation.add("Message-ID", message.getHeader("Message-ID")[0]);
hsEntityInformation.add("folder", folder2crawl.getFullName());
llEntityInfo.add(hsEntityInformation);
}
}
// wir haben die folder abgearbeitet, dann können wir diesen Speicher wieder frei geben
m_hsImapFolder2Stickyness.clear();
if (folder2crawl.isOpen()) folder2crawl.close(false);
}
return llEntityInfo.iterator();
}
private PollStatus readTestMessage(final MailTransportParameters mailParms) {
LOG.debug("readTestMessage: Beginning read mail test.");
PollStatus status = PollStatus.unavailable("Test not completed.");
final long interval = mailParms.getReadTestAttemptInterval();
if (mailParms.isEnd2EndTestInProgress()) {
LOG.debug(
"Initially delaying read test: {} because end to end test is in progress.",
mailParms.getReadTestAttemptInterval());
if (delayTest(status, interval) == PollStatus.SERVICE_UNKNOWN) {
return status;
}
}
Store mailStore = null;
Folder mailFolder = null;
try {
final JavaMailer readMailer = new JavaMailer(mailParms.getJavamailProperties());
setReadMailProperties(mailParms, readMailer);
final TimeoutTracker tracker =
new TimeoutTracker(
mailParms.getParameterMap(), mailParms.getRetries(), mailParms.getTimeout());
for (tracker.reset(); tracker.shouldRetry(); tracker.nextAttempt()) {
tracker.startAttempt();
if (tracker.getAttempt() > 0) {
if (delayTest(status, interval) == PollStatus.SERVICE_UNKNOWN) {
LOG.warn("readTestMessage: Status set to: {} during delay, exiting test.", status);
break;
}
}
LOG.debug(
"readTestMessage: reading mail attempt: {}, elapsed time: {}ms.",
(tracker.getAttempt() + 1),
String.format("%.2f", tracker.elapsedTimeInMillis()));
try {
mailStore = readMailer.getSession().getStore();
mailFolder = retrieveMailFolder(mailParms, mailStore);
mailFolder.open(Folder.READ_WRITE);
} catch (final MessagingException e) {
if (tracker.shouldRetry()) {
LOG.warn("readTestMessage: error reading INBOX", e);
closeStore(mailStore, mailFolder);
continue; // try again to get mail Folder from Store
} else {
LOG.warn("readTestMessage: error reading INBOX", e);
return PollStatus.down(e.getLocalizedMessage());
}
}
if (mailFolder.isOpen()
&& (mailParms.getReadTest().getSubjectMatch() != null
|| mailParms.isEnd2EndTestInProgress())) {
status = processMailSubject(mailParms, mailFolder);
if (status.getStatusCode() == PollStatus.SERVICE_AVAILABLE) {
break;
}
}
}
} catch (final JavaMailerException e) {
status = PollStatus.down(e.getLocalizedMessage());
} finally {
closeStore(mailStore, mailFolder);
}
return status;
}
/**
* After a mailbox has been opened, search through the retrieved messages for a matching subject.
*
* @param mailParms
* @param mailFolder
* @return a PollStatus indicative of the success of matching a subject or just retieving mail
* folder contents... dependent on configuration.
*/
private PollStatus processMailSubject(
final MailTransportParameters mailParms, final Folder mailFolder) {
PollStatus status = PollStatus.unknown();
try {
final String subject = computeMatchingSubject(mailParms);
if (mailFolder.isOpen() && subject != null) {
final Message[] mailMessages = mailFolder.getMessages();
final SearchTerm searchTerm = new SubjectTerm(subject);
final SearchTerm deleteTerm = new HeaderTerm(MTM_HEADER_KEY, m_headerValue);
LOG.debug(
"searchMailSubject: searching {} message(s) for subject '{}'",
mailMessages.length,
subject);
boolean delete = false;
boolean found = false;
for (int i = 1; i <= mailMessages.length; i++) {
final Message mailMessage = mailFolder.getMessage(i);
LOG.debug("searchMailSubject: retrieved message subject '{}'", mailMessage.getSubject());
if (mailMessage.match(searchTerm)) {
found = true;
LOG.debug("searchMailSubject: message with subject '{}' found.", subject);
if (mailParms.isEnd2EndTestInProgress()) {
if (!delete)
LOG.debug(
"searchMailSubject: flagging message with subject '{}' for deletion for end2end test.",
subject);
delete = true;
}
}
final boolean deleteAllMail = mailParms.getReadTest().isDeleteAllMail();
final boolean foundMTMHeader = mailMessage.match(deleteTerm);
LOG.debug(
"searchMailSubject: deleteAllMail = {}, MTM header found = {}",
Boolean.toString(deleteAllMail),
Boolean.toString(foundMTMHeader));
if (deleteAllMail) {
if (!delete)
LOG.debug(
"searchMailSubject: flagging message with subject '{}' for deletion because deleteAllMail is set.",
subject);
delete = true;
} else if (foundMTMHeader) {
if (!delete)
LOG.debug(
"searchMailSubject: flagging message with subject '{}' for deletion because we sent it (found header {}={})",
subject,
MTM_HEADER_KEY,
m_headerValue);
delete = true;
}
if (delete) {
mailMessage.setFlag(Flag.DELETED, true);
}
// since we want to delete old messages matchin MTM_HEADER_KEY, we can't break early
// if (found) break;
}
if (!found) {
LOG.debug("searchMailSubject: message with subject: '{}' NOT found.", subject);
status =
PollStatus.down(
"searchMailSubject: matching test message: '" + subject + "', not found.");
} else {
status = PollStatus.available();
}
}
} catch (final MessagingException e) {
return PollStatus.down(e.getLocalizedMessage());
}
return status;
}
private void reopen() throws Exception {
if (!folder.isOpen()) {
folder.open(Folder.READ_WRITE);
}
}
public void run() {
Thread.currentThread().setContextClassLoader(getClass().getClassLoader());
if (!circuitBreaker.isOn()) return; // Don't try - circuit breaker is off
boolean expunge = config.configuration().deleteMailOnInboxClose().get();
if (config.configuration().debug().get()) {
logger.info("Checking email");
logger.info("Delete mail on close - " + expunge);
}
Session session = javax.mail.Session.getInstance(props, authenticator);
session.setDebug(config.configuration().debug().get());
Usecase usecase = newUsecase("Receive Mail");
UnitOfWork uow = null;
Store store = null;
Folder inbox = null;
Folder archive = null;
boolean archiveExists = false;
List<Message> copyToArchive = new ArrayList<Message>();
MimeMessage internalMessage = null;
try {
store = session.getStore(url);
store.connect();
inbox = store.getFolder("INBOX");
inbox.open(Folder.READ_WRITE);
javax.mail.Message[] messages = inbox.getMessages();
FetchProfile fp = new FetchProfile();
// fp.add( "In-Reply-To" );
inbox.fetch(messages, fp);
// check if the archive folder is configured and exists
if (!Strings.empty(config.configuration().archiveFolder().get())
&& config.configuration().protocol().get().startsWith("imap")) {
archive = store.getFolder(config.configuration().archiveFolder().get());
// if not exists - create
if (!archive.exists()) {
archive.create(Folder.HOLDS_MESSAGES);
archiveExists = true;
} else {
archiveExists = true;
}
archive.open(Folder.READ_WRITE);
}
for (javax.mail.Message message : messages) {
int tries = 0;
while (tries < 3) {
uow = module.unitOfWorkFactory().newUnitOfWork(usecase);
ValueBuilder<EmailValue> builder =
module.valueBuilderFactory().newValueBuilder(EmailValue.class);
try {
// Force a complete fetch of the message by cloning it to a internal MimeMessage
// to avoid "javax.mail.MessagingException: Unable to load BODYSTRUCTURE" problems
// f.ex. experienced if the message contains a windows .eml file as attachment!
// Beware that all flag and folder operations have to be made on the original message
// and not on the internal one!!
internalMessage = new MimeMessage((MimeMessage) message);
Object content = internalMessage.getContent();
// Get email fields
builder
.prototype()
.from()
.set(((InternetAddress) internalMessage.getFrom()[0]).getAddress());
builder
.prototype()
.fromName()
.set(((InternetAddress) internalMessage.getFrom()[0]).getPersonal());
builder
.prototype()
.subject()
.set(internalMessage.getSubject() == null ? "" : internalMessage.getSubject());
// Get headers
for (Header header :
Iterables.iterable((Enumeration<Header>) internalMessage.getAllHeaders())) {
builder.prototype().headers().get().put(header.getName(), header.getValue());
}
// Get all recipients in order - TO, CC, BCC
// and provide it to the toaddress method to pick the first possible valid adress
builder
.prototype()
.to()
.set(
toaddress(
internalMessage.getAllRecipients(),
builder.prototype().headers().get().get("References")));
builder.prototype().messageId().set(internalMessage.getHeader("Message-ID")[0]);
// Get body and attachments
String body = "";
// set content initially so it never can become null
builder.prototype().content().set(body);
if (content instanceof String) {
body = content.toString();
builder.prototype().content().set(body);
String contentTypeString = cleanContentType(internalMessage.getContentType());
builder.prototype().contentType().set(contentTypeString);
if (Translator.HTML.equalsIgnoreCase(contentTypeString)) {
builder.prototype().contentHtml().set(body);
}
} else if (content instanceof Multipart) {
handleMultipart((Multipart) content, internalMessage, builder);
} else if (content instanceof InputStream) {
content = new MimeMessage(session, (InputStream) content).getContent();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
Inputs.byteBuffer((InputStream) content, 4096).transferTo(Outputs.byteBuffer(baos));
String data = new String(baos.toByteArray(), "UTF-8");
// Unknown content type - abort
// and create failure case
String subj = "Unkonwn content type: " + internalMessage.getSubject();
builder
.prototype()
.subject()
.set(subj.length() > 50 ? subj.substring(0, 50) : subj);
builder.prototype().content().set(body);
builder.prototype().contentType().set(internalMessage.getContentType());
systemDefaults.createCaseOnEmailFailure(builder.newInstance());
copyToArchive.add(message);
if (expunge) message.setFlag(Flags.Flag.DELETED, true);
uow.discard();
tries = 3;
continue;
} else {
// Unknown content type - abort
// and create failure case
String subj = "Unkonwn content type: " + internalMessage.getSubject();
builder
.prototype()
.subject()
.set(subj.length() > 50 ? subj.substring(0, 50) : subj);
builder.prototype().content().set(body);
builder.prototype().contentType().set(internalMessage.getContentType());
systemDefaults.createCaseOnEmailFailure(builder.newInstance());
copyToArchive.add(message);
if (expunge) message.setFlag(Flags.Flag.DELETED, true);
uow.discard();
logger.error(
"Could not parse emails: unknown content type " + content.getClass().getName());
tries = 3;
continue;
}
// make sure mail content fit's into statistic database - truncate on 65.500
// characters.
if (builder.prototype().content().get().length() > 65000) {
builder
.prototype()
.content()
.set(builder.prototype().content().get().substring(0, 65000));
}
// try to reveal if it is a smpt error we are looking at
// X-Failed-Recipients is returned by Gmail
// X-FC-MachineGenerated is returned by FirstClass
// Exchange is following RFC 6522 - The Multipart/Report Media Type for
// the Reporting of Mail System Administrative Messages
boolean isSmtpErrorReport =
!Strings.empty(builder.prototype().headers().get().get("X-Failed-Recipients"))
|| (!Strings.empty(
builder.prototype().headers().get().get("X-FC-MachineGenerated"))
&& "true"
.equals(
builder.prototype().headers().get().get("X-FC-MachineGenerated")))
|| !Strings.empty(
new ContentType(builder.prototype().headers().get().get("Content-Type"))
.getParameter("report-type"));
if (isSmtpErrorReport) {
// This is a mail bounce due to SMTP error - create support case.
String subj = "Undeliverable mail: " + builder.prototype().subject().get();
builder
.prototype()
.subject()
.set(subj.length() > 50 ? subj.substring(0, 50) : subj);
systemDefaults.createCaseOnEmailFailure(builder.newInstance());
copyToArchive.add(message);
if (expunge) message.setFlag(Flags.Flag.DELETED, true);
uow.discard();
logger.error("Received a mail bounce reply: " + body);
tries = 3;
continue;
}
if (builder.prototype().to().get().equals("n/a")) {
// This is a mail has no to address - create support case.
String subj = "No TO address: " + builder.prototype().subject().get();
builder
.prototype()
.subject()
.set(subj.length() > 50 ? subj.substring(0, 50) : subj);
systemDefaults.createCaseOnEmailFailure(builder.newInstance());
copyToArchive.add(message);
if (expunge) message.setFlag(Flags.Flag.DELETED, true);
uow.discard();
logger.error("Received a mail without TO address: " + body);
tries = 3;
continue;
}
mailReceiver.receivedEmail(null, builder.newInstance());
try {
logger.debug("This is try " + tries);
uow.complete();
tries = 3;
} catch (ConcurrentEntityModificationException ceme) {
if (tries < 2) {
logger.debug("Encountered ConcurrentEntityModificationException - try again ");
// discard uow and try again
uow.discard();
tries++;
continue;
} else {
logger.debug("Rethrowing ConcurrentEntityModification.Exception");
tries++;
throw ceme;
}
}
copyToArchive.add(message);
// remove mail on success if expunge is true
if (expunge) message.setFlag(Flags.Flag.DELETED, true);
} catch (Throwable e) {
String subj = "Unknown error: " + internalMessage.getSubject();
builder.prototype().subject().set(subj.length() > 50 ? subj.substring(0, 50) : subj);
StringBuilder content = new StringBuilder();
content.append("Error Message: " + e.getMessage());
content.append("\n\rStackTrace:\n\r");
for (StackTraceElement trace : Arrays.asList(e.getStackTrace())) {
content.append(trace.toString() + "\n\r");
}
builder.prototype().content().set(content.toString());
// since we create the content of the message our self it's ok to set content type
// always to text/plain
builder.prototype().contentType().set("text/plain");
// Make sure to address has some value before vi create a case!!
if (builder.prototype().to().get() == null) {
builder.prototype().to().set("n/a");
}
systemDefaults.createCaseOnEmailFailure(builder.newInstance());
copyToArchive.add(message);
if (expunge) message.setFlag(Flags.Flag.DELETED, true);
uow.discard();
logger.error("Could not parse emails", e);
tries = 3;
}
}
}
// copy message to archive if archive exists
if (archiveExists) {
inbox.copyMessages(copyToArchive.toArray(new Message[0]), archive);
archive.close(false);
}
inbox.close(config.configuration().deleteMailOnInboxClose().get());
store.close();
if (config.configuration().debug().get()) {
logger.info("Checked email");
}
circuitBreaker.success();
} catch (Throwable e) {
logger.error("Error in mail receiver: ", e);
circuitBreaker.throwable(e);
try {
if (inbox != null && inbox.isOpen()) inbox.close(false);
if (store != null && store.isConnected()) store.close();
} catch (Throwable e1) {
logger.error("Could not close inbox", e1);
}
}
}
