protected void publish(String text, String subject) throws JMSException {
Session session = createSession();
Destination destination = createDestination(session, subject);
MessageProducer publisher = session.createProducer(destination);
if (isDurable()) {
publisher.setDeliveryMode(DeliveryMode.PERSISTENT);
} else {
publisher.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
}
System.out.println(
"Starting publisher on : " + destination + " of type: " + destination.getClass().getName());
System.out.println("Message length: " + text.length());
if (loops <= 0) {
while (true) {
publishLoop(session, publisher, text);
}
} else {
for (int i = 0; i < loops; i++) {
publishLoop(session, publisher, text);
}
}
}
public static void main(String args[]) {
Connection connection = null;
try {
// JNDI lookup of JMS Connection Factory and JMS Destination
Context context = new InitialContext();
ConnectionFactory factory = (ConnectionFactory) context.lookup(CONNECTION_FACTORY_NAME);
Destination destination = (Destination) context.lookup(DESTINATION_NAME);
connection = factory.createConnection();
connection.start();
Session session = connection.createSession(NON_TRANSACTED, Session.AUTO_ACKNOWLEDGE);
MessageConsumer consumer = session.createConsumer(destination);
LOG.info(
"Start consuming messages from "
+ destination.toString()
+ " with "
+ MESSAGE_TIMEOUT_MILLISECONDS
+ "ms timeout");
// Synchronous message consumer
int i = 1;
while (true) {
Message message = consumer.receive(MESSAGE_TIMEOUT_MILLISECONDS);
if (message != null) {
if (message instanceof TextMessage) {
String text = ((TextMessage) message).getText();
LOG.info("Got " + (i++) + ". message: " + text);
}
} else {
break;
}
}
consumer.close();
session.close();
} catch (Throwable t) {
LOG.error("Error receiving message", t);
} finally {
// Cleanup code
// In general, you should always close producers, consumers,
// sessions, and connections in reverse order of creation.
// For this simple example, a JMS connection.close will
// clean up all other resources.
if (connection != null) {
try {
connection.close();
} catch (JMSException e) {
LOG.error("Error closing connection", e);
}
}
}
}
public void removeMessageConsumer(ProxyMessageConsumer messageConsumer) {
Destination destination = messageConsumer.getDestination();
String destinationName = destination.toString();
List<ProxyMessageConsumer> messageConsumers = messageConsumerMap.get(destinationName);
if (messageConsumers == null) {
return;
}
messageConsumers.remove(messageConsumer);
}
/**
* Returns a new JMS Message Consumer.
*
* @param session A JMS Session
* @return A JMS Message Consumer
* @throws JMSException
*/
public javax.jms.MessageConsumer newConsumer(Session session) throws JMSException {
if (session == null) {
logger.error(nameString() + " cannot create JMS Consumer. Invalid session.");
return null;
}
if (!createDestIfAbsent(session)) {
logger.error(
nameString() + " cannot create JMS Consumer. " + "Destination queue is invalid.");
return null;
}
javax.jms.MessageConsumer consumer;
if (isVersion11) {
consumer = session.createConsumer(queue);
} else {
consumer = ((QueueSession) session).createReceiver((Queue) queue);
}
if (logger.isDebugEnabled()) {
logger.debug(
nameString()
+ " created JMS Message Consumer to destination ["
+ queue.toString()
+ "].");
}
return consumer;
}
public void sendObject(
Destination destination, final Serializable object, final String type, final String value) {
try {
jmsTemplate.send(
destination,
new MessageCreator() {
@Override
public Message createMessage(Session session) throws JMSException {
ObjectMessage objectMessage = session.createObjectMessage(object);
objectMessage.setStringProperty(type, value);
return objectMessage;
}
});
} catch (Exception e) {
logger.debug("消息发送失败" + destination.toString() + ":" + object);
e.printStackTrace();
FailedJms failedJms = new FailedJms();
failedJms.setId(ObjectId.get());
failedJms.setDestination(destination);
failedJms.setMessage(object);
failedJms.setFailedTime(new Date());
Map<String, String> properties = new HashMap<String, String>();
properties.put(type, value);
failedJms.setProperties(properties);
saveFailedJms(failedJms);
}
}
// ~ ==================================================
public void sendMessage(Destination destination, String text) {
String destinationName = destination.toString();
if (destination instanceof Topic) {
sendTopic(destinationName, text);
} else {
sendQueue(destinationName, text);
}
}
/**
* Test if all the messages sent are being received.
*
* @throws Exception
*/
public void testSendReceive() throws Exception {
super.testSendReceive();
messages.clear();
Destination consumerDestination = consumeSession.createQueue("FOO.BAR.HUMBUG2");
LOG.info(
"Created consumer destination: "
+ consumerDestination
+ " of type: "
+ consumerDestination.getClass());
MessageConsumer consumer = null;
if (durable) {
LOG.info("Creating durable consumer");
consumer = consumeSession.createDurableSubscriber((Topic) consumerDestination, getName());
} else {
consumer = consumeSession.createConsumer(consumerDestination);
}
consumer.setMessageListener(this);
assertMessagesAreReceived();
LOG.info("" + data.length + " messages(s) received, closing down connections");
}
public MessageConsumer createConsumer(Destination destination, ProxySession session) {
String destinationName = destination.toString();
List<ProxyMessageConsumer> messageConsumers = messageConsumerMap.get(destinationName);
if (messageConsumers == null) {
messageConsumers = new ArrayList<ProxyMessageConsumer>();
messageConsumerMap.put(destinationName, messageConsumers);
}
ProxyMessageConsumer messageConsumer = new ProxyMessageConsumer(session);
messageConsumer.setDestination(destination);
messageConsumers.add(messageConsumer);
return messageConsumer;
}
/**
* Sends a message to a destination or manage subscriptions. If the the content type of the POST
* is <code>application/x-www-form-urlencoded</code>, then the form parameters "destination",
* "message" and "type" are used to pass a message or a subscription. If multiple messages or
* subscriptions are passed in a single post, then additional parameters are shortened to "dN",
* "mN" and "tN" where N is an index starting from 1. The type is either "send", "listen" or
* "unlisten". For send types, the message is the text of the TextMessage, otherwise it is the ID
* to be used for the subscription. If the content type is not <code>
* application/x-www-form-urlencoded</code>, then the body of the post is sent as the message to a
* destination that is derived from a query parameter, the URL or the default destination.
*
* @param request
* @param response
* @throws ServletException
* @throws IOException
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
// lets turn the HTTP post into a JMS Message
AjaxWebClient client = getAjaxWebClient(request);
String messageIds = "";
synchronized (client) {
if (LOG.isDebugEnabled()) {
LOG.debug(
"POST client="
+ client
+ " session="
+ request.getSession().getId()
+ " clientId="
+ request.getParameter("clientId")
+ " info="
+ request.getPathInfo()
+ " contentType="
+ request.getContentType());
// dump(request.getParameterMap());
}
int messages = 0;
// loop until no more messages
while (true) {
// Get the message parameters. Multiple messages are encoded
// with more compact parameter names.
String destinationName =
request.getParameter(messages == 0 ? "destination" : ("d" + messages));
if (destinationName == null) {
destinationName = request.getHeader("destination");
}
String message = request.getParameter(messages == 0 ? "message" : ("m" + messages));
String type = request.getParameter(messages == 0 ? "type" : ("t" + messages));
if (destinationName == null || message == null || type == null) {
break;
}
try {
Destination destination = getDestination(client, request, destinationName);
if (LOG.isDebugEnabled()) {
LOG.debug(
messages
+ " destination="
+ destinationName
+ " message="
+ message
+ " type="
+ type);
LOG.debug(destination + " is a " + destination.getClass().getName());
}
messages++;
if ("listen".equals(type)) {
AjaxListener listener = client.getListener();
Map<MessageAvailableConsumer, String> consumerIdMap = client.getIdMap();
Map<MessageAvailableConsumer, String> consumerDestinationNameMap =
client.getDestinationNameMap();
client.closeConsumer(destination); // drop any existing
// consumer.
MessageAvailableConsumer consumer =
(MessageAvailableConsumer)
client.getConsumer(destination, request.getHeader(WebClient.selectorName));
consumer.setAvailableListener(listener);
consumerIdMap.put(consumer, message);
consumerDestinationNameMap.put(consumer, destinationName);
if (LOG.isDebugEnabled()) {
LOG.debug("Subscribed: " + consumer + " to " + destination + " id=" + message);
}
} else if ("unlisten".equals(type)) {
Map<MessageAvailableConsumer, String> consumerIdMap = client.getIdMap();
Map<MessageAvailableConsumer, String> consumerDestinationNameMap =
client.getDestinationNameMap();
MessageAvailableConsumer consumer =
(MessageAvailableConsumer)
client.getConsumer(destination, request.getHeader(WebClient.selectorName));
consumer.setAvailableListener(null);
consumerIdMap.remove(consumer);
consumerDestinationNameMap.remove(consumer);
client.closeConsumer(destination);
if (LOG.isDebugEnabled()) {
LOG.debug("Unsubscribed: " + consumer);
}
} else if ("send".equals(type)) {
TextMessage text = client.getSession().createTextMessage(message);
appendParametersToMessage(request, text);
client.send(destination, text);
messageIds += text.getJMSMessageID() + "\n";
if (LOG.isDebugEnabled()) {
LOG.debug("Sent " + message + " to " + destination);
}
} else {
LOG.warn("unknown type " + type);
}
} catch (JMSException e) {
LOG.warn("jms", e);
}
}
}
if ("true".equals(request.getParameter("poll"))) {
try {
// TODO return message IDs
doMessages(client, request, response);
} catch (JMSException e) {
throw new ServletException("JMS problem: " + e, e);
}
} else {
// handle simple POST of a message
if (request.getContentLength() != 0
&& (request.getContentType() == null
|| !request
.getContentType()
.toLowerCase()
.startsWith("application/x-www-form-urlencoded"))) {
try {
Destination destination = getDestination(client, request);
String body = getPostedMessageBody(request);
TextMessage message = client.getSession().createTextMessage(body);
appendParametersToMessage(request, message);
client.send(destination, message);
if (LOG.isDebugEnabled()) {
LOG.debug("Sent to destination: " + destination + " body: " + body);
}
messageIds += message.getJMSMessageID() + "\n";
} catch (JMSException e) {
throw new ServletException(e);
}
}
response.setContentType("text/plain");
response.setHeader("Cache-Control", "no-cache");
response.getWriter().print(messageIds);
}
}
@Override
public void processReplyTo(MuleEvent event, MuleMessage returnMessage, Object replyTo)
throws MuleException {
Destination replyToDestination = null;
MessageProducer replyToProducer = null;
Session session = null;
try {
// now we need to send the response
if (replyTo instanceof Destination) {
replyToDestination = (Destination) replyTo;
}
if (replyToDestination == null) {
super.processReplyTo(event, returnMessage, replyTo);
return;
}
// This is a work around for JmsTransformers where the current endpoint needs
// to be set on the transformer so that a JMSMessage can be created correctly (the transformer
// needs a Session)
Class srcType = returnMessage.getPayload().getClass();
for (Iterator iterator = getTransformers().iterator(); iterator.hasNext(); ) {
Transformer t = (Transformer) iterator.next();
if (t.isSourceDataTypeSupported(DataTypeFactory.create(srcType))) {
if (t.getEndpoint() == null) {
t.setEndpoint(getEndpoint(event, "jms://temporary"));
break;
}
}
}
returnMessage.applyTransformers(getTransformers());
Object payload = returnMessage.getPayload();
if (replyToDestination instanceof Topic
&& replyToDestination instanceof Queue
&& connector.getJmsSupport() instanceof Jms102bSupport) {
logger.error(
StringMessageUtils.getBoilerPlate(
"ReplyTo destination implements both Queue and Topic "
+ "while complying with JMS 1.0.2b specification. "
+ "Please report your application server or JMS vendor name and version "
+ "to dev<_at_>mule.codehaus.org or http://mule.mulesource.org/jira"));
}
final boolean topic = connector.getTopicResolver().isTopic(replyToDestination);
session = connector.getSession(false, topic);
Message replyToMessage = JmsMessageUtils.toMessage(payload, session);
processMessage(replyToMessage, event);
if (logger.isDebugEnabled()) {
logger.debug(
"Sending jms reply to: "
+ replyToDestination
+ "("
+ replyToDestination.getClass().getName()
+ ")");
}
replyToProducer =
connector.getJmsSupport().createProducer(session, replyToDestination, topic);
// QoS support
MuleMessage eventMsg = event.getMessage();
String ttlString = (String) eventMsg.removeProperty(JmsConstants.TIME_TO_LIVE_PROPERTY);
String priorityString = (String) eventMsg.removeProperty(JmsConstants.PRIORITY_PROPERTY);
String persistentDeliveryString =
(String) eventMsg.removeProperty(JmsConstants.PERSISTENT_DELIVERY_PROPERTY);
String correlationIDString = replyToMessage.getJMSCorrelationID();
if (StringUtils.isBlank(correlationIDString)) {
correlationIDString = (String) eventMsg.getProperty(JmsConstants.JMS_MESSAGE_ID);
replyToMessage.setJMSCorrelationID(correlationIDString);
}
event.getService().getStatistics().incSentReplyToEvent();
final ImmutableEndpoint endpoint = event.getEndpoint();
if (ttlString == null && priorityString == null && persistentDeliveryString == null) {
connector.getJmsSupport().send(replyToProducer, replyToMessage, topic, endpoint);
} else {
long ttl = Message.DEFAULT_TIME_TO_LIVE;
int priority = Message.DEFAULT_PRIORITY;
if (ttlString != null) {
ttl = Long.parseLong(ttlString);
}
if (priorityString != null) {
priority = Integer.parseInt(priorityString);
}
boolean persistent =
StringUtils.isNotBlank(persistentDeliveryString)
? Boolean.valueOf(persistentDeliveryString)
: connector.isPersistentDelivery();
connector
.getJmsSupport()
.send(replyToProducer, replyToMessage, persistent, priority, ttl, topic, endpoint);
}
logger.info(
"Reply Message sent to: "
+ replyToDestination
+ " with correlationID:"
+ correlationIDString);
} catch (Exception e) {
throw new DispatchException(
JmsMessages.failedToCreateAndDispatchResponse(replyToDestination),
returnMessage,
null,
e);
} finally {
connector.closeQuietly(replyToProducer);
final Transaction transaction = TransactionCoordination.getInstance().getTransaction();
if (transaction == null) {
if (logger.isDebugEnabled()) {
logger.debug("Closing non-TX replyTo session: " + session);
}
connector.closeQuietly(session);
} else if (logger.isDebugEnabled()) {
logger.debug("Not closing TX replyTo session: " + session);
}
}
}
public JMSProducerStatsImpl(JMSSessionStatsImpl sessionStats, Destination destination) {
super(sessionStats);
if (destination != null) {
this.destination = destination.toString();
}
}
public String toString() {
return (dest_ != null) ? dest_.toString() : "null";
}
