Example usage for javax.jms Session createProducer

Introduction

In this page you can find the example usage for javax.jms Session createProducer.

Prototype

MessageProducer createProducer(Destination destination) throws JMSException;

Source Link

Document

Creates a MessageProducer to send messages to the specified destination.

Usage

From source file:de.elomagic.carafile.server.bl.SeedBean.java

public void seedChunk(final InputStream inputStream, final String chunkId)
        throws IOException, GeneralSecurityException, JMSException {
    LOG.debug("Seeding chunk " + chunkId);
    Chunk chunk = chunkDAO.findByIdentifier(chunkId);

    if (chunk == null) {
        throw new FileNotFoundException(
                "Chunk id " + chunkId + " not found. File already registered at registry?");
    }//ww  w  . j  a v  a2 s .c o  m

    byte[] buf = new byte[chunk.getFileMeta().getChunkSize()];
    int bufferSize;
    try (InputStream in = inputStream) {
        bufferSize = readBlock(in, buf);
    } catch (IOException ex) {
        throw ex;
    }

    // Check SHA-1
    String sha1 = Hex.encodeHexString(DigestUtils.sha1(Arrays.copyOf(buf, bufferSize)));
    if (!chunk.getHash().equalsIgnoreCase(sha1)) {
        throw new GeneralSecurityException(
                "Chunk SHA-1 validation failed (Expected " + chunk.getHash() + ", but is " + sha1 + ")");
    }

    repositoryBean.writeChunk(chunkId, buf, bufferSize);

    LOG.debug("Chunk id " + chunkId + " seed");

    // Initiate to register at tracker
    LOG.debug("Queue up new file for registration.");
    Connection connection = connectionFactory.createConnection();
    Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    MessageProducer messageProducer = session.createProducer(chunkQueue);

    TextMessage message = session.createTextMessage(chunkId);
    messageProducer.send(message);
    connection.close();
}

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From source file:de.elomagic.carafile.server.bl.SeedBean.java

public MetaData seedFile(final InputStream inputStream, final String filename)
        throws IOException, GeneralSecurityException, JMSException {
    LOG.debug("Seeding file " + filename);
    MetaData md;/* w ww .  j  a v  a2  s.c o  m*/
    md = new MetaData();
    md.setFilename(filename);
    md.setCreationDate(new Date());
    md.setChunkSize(DEFAULT_PIECE_SIZE);
    md.setRegistryURI(UriBuilder.fromUri(registryURI).build());

    MessageDigest messageDigest = DigestUtils.getSha1Digest();
    long totalBytes = 0;

    try (DigestInputStream dis = new DigestInputStream(inputStream, messageDigest)) {
        byte[] buffer = new byte[md.getChunkSize()];
        int bytesRead;
        while ((bytesRead = readBlock(dis, buffer)) > 0) {
            totalBytes += bytesRead;
            String chunkId = Hex
                    .encodeHexString(DigestUtils.sha1(new ByteArrayInputStream(buffer, 0, bytesRead)));

            repositoryBean.writeChunk(chunkId, buffer, bytesRead);

            URI uri = UriBuilder.fromUri(ownURI).build();

            ChunkData chunkData = new ChunkData(chunkId, uri);
            md.addChunk(chunkData);
        }
    }

    md.setSize(totalBytes);
    md.setId(Hex.encodeHexString(messageDigest.digest()));

    LOG.debug("File id of seed file is " + md.getId() + "; Size=" + md.getSize() + "; Chunks="
            + md.getChunks().size());

    // Initiate to register at tracker
    LOG.debug("Queue up new file for registration.");
    Connection connection = connectionFactory.createConnection();
    Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    MessageProducer messageProducer = session.createProducer(fileQueue);

    ObjectMessage message = session.createObjectMessage(md);

    messageProducer.send(message);

    connection.close();

    return md;
}

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From source file:org.logicblaze.lingo.jmx.remote.jms.activemq.ActiveMQServerListenerInfo.java

ActiveMQServerListenerInfo(String id, Map holder, Destination replyTo, Session session) throws JMSException {
    this.id = id;
    this.holder = holder;
    this.replyTo = replyTo;
    this.session = session;
    this.producer = session.createProducer(replyTo);
    Topic advisoryTopic = AdvisorySupport.getConsumerAdvisoryTopic((ActiveMQDestination) replyTo);
    advisoryConsumer = session.createConsumer(advisoryTopic);
    advisoryConsumer.setMessageListener(this); //
}

---

From source file:org.logicblaze.lingo.jmx.remote.jms.ServerListenerInfo.java

ServerListenerInfo(String id, Map holder, Destination replyTo, Session session) throws JMSException {
    this.id = id;
    this.holder = holder;
    this.replyTo = replyTo;
    this.session = session;
    this.producer = session.createProducer(replyTo);
    Topic advisoryTopic = AdvisorySupport.getConsumerAdvisoryTopic((ActiveMQDestination) replyTo);
    advisoryConsumer = session.createConsumer(advisoryTopic);
    advisoryConsumer.setMessageListener(this);
}

---

From source file:eu.domibus.submission.jms.BackendJMSImpl.java

private Boolean submitToBackend(final String messageId) {
    Connection connection;//from w  ww  . ja v a  2  s  .  co m
    MessageProducer producer;

    try {
        connection = this.cf.createConnection();
        final Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        producer = session.createProducer(this.receivingQueue);
        producer.setDeliveryMode(DeliveryMode.PERSISTENT);
        final MapMessage resMessage = session.createMapMessage();
        this.downloadMessage(messageId, resMessage);
        producer.send(resMessage);
        producer.close();
        session.close();

        connection.close();
    } catch (JMSException | ValidationException e) {
        BackendJMSImpl.LOG.error("", e);
        return false;
    }
    return true;
}

---

From source file:org.wso2.andes.systest.TestingBaseCase.java

/**
 * Create and start an asynchrounous publisher that will send MAX_QUEUE_MESSAGE_COUNT
 * messages to the provided destination. Messages are sent in a new connection
 * on a transaction. Any error is captured and the test is signalled to exit.
 *
 * @param destination//from  ww w  .  j av a 2 s.  c o  m
 */
private void startPublisher(final Destination destination) {
    _publisher = new Thread(new Runnable() {

        public void run() {
            try {
                Connection connection = getConnection();
                Session session = connection.createSession(true, Session.SESSION_TRANSACTED);

                MessageProducer publisher = session.createProducer(destination);

                for (int count = 0; count < MAX_QUEUE_MESSAGE_COUNT; count++) {
                    publisher.send(createNextMessage(session, count));
                    session.commit();
                }
            } catch (Exception e) {
                _publisherError = e;
                _disconnectionLatch.countDown();
            }
        }
    });

    _publisher.start();
}

---

From source file:org.logicblaze.lingo.jms.impl.DefaultJmsProducer.java

public DefaultJmsProducer(Connection connection, Session session, JmsProducerConfig config,
        boolean ownsConnection) throws JMSException {
    this.connection = connection;
    this.session = session;
    this.ownsConnection = ownsConnection;
    this.producer = session.createProducer(null);
    config.configure(producer);/*from  www  . ja  v  a  2s . c o  m*/
}

---

From source file:eu.domibus.submission.jms.BackendJMSImpl.java

private Boolean submitErrorMessage(String messageId) {
    Connection connection;//from www  .  j a v  a 2 s  . c  om
    MessageProducer producer;
    List<ErrorLogEntry> errors = this.errorLogDao.getUnnotifiedErrorsForMessage(messageId);

    try {
        connection = this.cf.createConnection();
        final Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        producer = session.createProducer(this.receivingQueue);
        producer.setDeliveryMode(DeliveryMode.PERSISTENT);
        final MapMessage resMessage = session.createMapMessage();
        for (int i = 0; i < errors.size(); ++i) {
            resMessage.setString(String.valueOf(i), errors.get(i).toString());
            errors.get(i).setNotified(new Date());
            this.errorLogDao.update(errors.get(i));
        }

        producer.send(resMessage);
        producer.close();
        session.close();

        connection.close();
    } catch (JMSException e) {
        BackendJMSImpl.LOG.error("", e);
        return false;
    }
    return true;
}

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From source file:org.apache.activemq.broker.jmx.ConcurrentMoveTest.java

public void testConcurrentMove() throws Exception {

    // Send some messages
    connection = connectionFactory.createConnection();
    connection.start();/*from   w ww .j a v  a2  s.  c  o m*/
    Session session = connection.createSession(transacted, authMode);
    destination = createDestination();
    MessageProducer producer = session.createProducer(destination);
    for (int i = 0; i < messageCount; i++) {
        Message message = session.createTextMessage("Message: " + i);
        producer.send(message);
    }

    long usageBeforMove = broker.getPersistenceAdapter().size();
    LOG.info("Store usage:" + usageBeforMove);

    // Now get the QueueViewMBean and purge
    String objectNameStr = broker.getBrokerObjectName().toString();
    objectNameStr += ",destinationType=Queue,destinationName=" + getDestinationString();
    ObjectName queueViewMBeanName = assertRegisteredObjectName(objectNameStr);
    final QueueViewMBean proxy = (QueueViewMBean) MBeanServerInvocationHandler.newProxyInstance(mbeanServer,
            queueViewMBeanName, QueueViewMBean.class, true);

    final ActiveMQQueue to = new ActiveMQQueue("TO");
    ((RegionBroker) broker.getRegionBroker()).addDestination(broker.getAdminConnectionContext(), to, false);

    ExecutorService executorService = Executors.newCachedThreadPool();
    for (int i = 0; i < 50; i++) {
        executorService.execute(new Runnable() {
            @Override
            public void run() {
                try {
                    proxy.moveMatchingMessagesTo(null, to.getPhysicalName());
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        });
    }

    executorService.shutdown();
    executorService.awaitTermination(5, TimeUnit.MINUTES);

    long count = proxy.getQueueSize();
    assertEquals("Queue size", count, 0);
    assertEquals("Browse size", proxy.browseMessages().size(), 0);

    objectNameStr = broker.getBrokerObjectName().toString();
    objectNameStr += ",destinationType=Queue,destinationName=" + to.getQueueName();
    queueViewMBeanName = assertRegisteredObjectName(objectNameStr);
    QueueViewMBean toProxy = (QueueViewMBean) MBeanServerInvocationHandler.newProxyInstance(mbeanServer,
            queueViewMBeanName, QueueViewMBean.class, true);

    count = toProxy.getQueueSize();
    assertEquals("Queue size", count, messageCount);

    long usageAfterMove = broker.getPersistenceAdapter().size();
    LOG.info("Store usage, before: " + usageBeforMove + ", after:" + usageAfterMove);
    LOG.info("Store size increase:" + FileUtils.byteCountToDisplaySize(usageAfterMove - usageBeforMove));

    assertTrue("Usage not more than doubled", usageAfterMove < (usageBeforMove * 3));

    producer.close();
}

---

From source file:org.jbpm.jms.JmsConnectorService.java

final void sendMessage(Job job) throws JMSException {
    Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    try {/*from  w w w  . j ava  2 s  .co m*/
        Message message = session.createMessage();
        populateMessage(message, job);

        MessageProducer messageProducer = session.createProducer(serviceFactory.getDestination());
        messageProducer.send(message);
    } finally {
        // there is no need to close the producers of a closed session
        session.close();
    }
}

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