protected Message createBlobMessage(
URL fileURL,
String ID,
String checksum,
String domain,
String projectName,
String entryType,
String dateTime,
String experimentId,
ActiveMQSession session) {
BlobMessage message = null;
FileInputStream in = null;
String msgParam;
try {
msgParam =
createXMLParameter(ID, checksum, domain, projectName, entryType, dateTime, experimentId);
// in = new FileInputStream(fileLocation);
// message.setName(name);
// message = session.createBlobMessage(new File(fileLocation));
message = session.createBlobMessage(fileURL);
// message.setName(name);
message.setObjectProperty("msgParamXML", msgParam);
// message.setObjectProperty("checksum", checksum);
// message = session.createBlobMessage(in);
} catch (JMSException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (XMLStreamException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
} catch (FactoryConfigurationError e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
return message;
}
/**
* @see org.apache.james.queue.jms.JMSMailQueue#populateMailMimeMessage(javax.jms.Message,
* org.apache.mailet.Mail)
*/
protected void populateMailMimeMessage(Message message, Mail mail)
throws MessagingException, JMSException {
if (message instanceof BlobMessage) {
try {
BlobMessage blobMessage = (BlobMessage) message;
try {
// store URL and queueName for later usage
mail.setAttribute(JAMES_BLOB_URL, blobMessage.getURL());
mail.setAttribute(JAMES_QUEUE_NAME, queueName);
} catch (MalformedURLException e) {
// Ignore on error
logger.debug("Unable to get url from blobmessage for mail " + mail.getName());
}
MimeMessageSource source = new MimeMessageBlobMessageSource(blobMessage);
mail.setMessage(new MimeMessageCopyOnWriteProxy(source));
} catch (JMSException e) {
throw new MailQueueException(
"Unable to populate MimeMessage for mail " + mail.getName(), e);
}
} else {
super.populateMailMimeMessage(message, mail);
}
}
/** Produce the mail to the JMS Queue */
protected void produceMail(Session session, Map<String, Object> props, int msgPrio, Mail mail)
throws JMSException, MessagingException, IOException {
MessageProducer producer = null;
BlobMessage blobMessage = null;
boolean reuse = false;
try {
// check if we should use a blob message here
if (useBlob) {
ActiveMQSession amqSession = getAMQSession(session);
/*
* Remove this optimization as it could lead to problems when the same blob content
* is shared across different messages.
*
* I still think it would be a good idea to somehow do this but at the moment it's just
* safer to disable it.
*
* TODO: Re-Enable it again once it works!
*
* See JAMES-1240
if (wrapper instanceof MimeMessageCopyOnWriteProxy) {
wrapper = ((MimeMessageCopyOnWriteProxy) mm).getWrappedMessage();
}
if (wrapper instanceof MimeMessageWrapper) {
URL blobUrl = (URL) mail.getAttribute(JAMES_BLOB_URL);
String fromQueue = (String) mail.getAttribute(JAMES_QUEUE_NAME);
MimeMessageWrapper mwrapper = (MimeMessageWrapper) wrapper;
if (blobUrl != null && fromQueue != null && mwrapper.isModified() == false) {
// the message content was not changed so don't need to
// upload it again and can just point to the url
blobMessage = amqSession.createBlobMessage(blobUrl);
reuse = true;
}
}*/
if (blobMessage == null) {
// just use the MimeMessageInputStream which can read every
// MimeMessage implementation
blobMessage = amqSession.createBlobMessage(new MimeMessageInputStream(mail.getMessage()));
}
// store the queue name in the props
props.put(JAMES_QUEUE_NAME, queueName);
Queue queue = session.createQueue(queueName);
producer = session.createProducer(queue);
for (Map.Entry<String, Object> entry : props.entrySet()) {
blobMessage.setObjectProperty(entry.getKey(), entry.getValue());
}
producer.send(
blobMessage, Message.DEFAULT_DELIVERY_MODE, msgPrio, Message.DEFAULT_TIME_TO_LIVE);
} else {
super.produceMail(session, props, msgPrio, mail);
}
} catch (JMSException e) {
if (!reuse && blobMessage != null && blobMessage instanceof ActiveMQBlobMessage) {
((ActiveMQBlobMessage) blobMessage).deleteFile();
}
throw e;
} finally {
try {
if (producer != null) producer.close();
} catch (JMSException e) {
// ignore here
}
}
}
