Package org.apache.activemq.command

Examples of org.apache.activemq.command.Message

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                // Checkpoint the added messages.
                synchronized (JournalMessageStore.this) {
                    Iterator<Message> iterator = cpAddedMessageIds.values().iterator();
                    while (iterator.hasNext()) {
                        Message message = iterator.next();
                        try {
                            longTermStore.addMessage(context, message);
                        } catch (Throwable e) {
                            LOG.warn("Message could not be added to long term store: " + e.getMessage(), e);
                        }
                        size += message.getSize();
                        message.decrementReferenceCount();
                        // Commit the batch if it's getting too big
                        if (size >= maxCheckpointMessageAddSize) {
                            persitanceAdapter.commitTransaction(context);
                            persitanceAdapter.beginTransaction(context);
                            size = 0;
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    /**
     *
     */
    public Message getMessage(MessageId identity) throws IOException {
        Message answer = null;

        synchronized (this) {
            // Do we have a still have it in the journal?
            answer = messages.get(identity);
            if (answer == null && cpAddedMessageIds != null) {
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        public void add(RemoveMessageCommand ack) {
            acks.add(ack);
        }

        public Message[] getMessages() {
            Message rc[] = new Message[messages.size()];
            int count = 0;
            for (Iterator<AddMessageCommand> iter = messages.iterator(); iter.hasNext();) {
                AddMessageCommand cmd = iter.next();
                rc[count++] = cmd.getMessage();
            }
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                        if (dispatcher != null) {
                            // Copy in case a embedded broker is dispatching via
                            // vm://
                            // md.getMessage() == null to signal end of queue
                            // browse.
                            Message msg = md.getMessage();
                            if (msg != null) {
                                msg = msg.copy();
                                msg.setReadOnlyBody(true);
                                msg.setReadOnlyProperties(true);
                                msg.setRedeliveryCounter(md.getRedeliveryCounter());
                                msg.setConnection(ActiveMQConnection.this);
                                md.setMessage(msg);
                            }
                            dispatcher.dispatch(md);
                        }
                        return null;
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        String key = getSubscriptionKey(clientId, subscriptionName);
        TopicSubContainer container = subscriberMessages.get(key);
        if (container != null) {
            for (Iterator i = container.iterator(); i.hasNext();) {
                ConsumerMessageRef ref = (ConsumerMessageRef)i.next();
                Message msg = messageContainer.get(ref.getMessageEntry());
                if (msg != null) {
                    if (!recoverMessage(listener, msg)) {
                        break;
                    }
                }
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                }
            }
            if (entry != null) {
                do {
                    ConsumerMessageRef consumerRef = container.get(entry);
                    Message msg = messageContainer.getValue(consumerRef.getMessageEntry());
                    if (msg != null) {
                        recoverMessage(listener, msg);
                        count++;
                        container.setBatchEntry(msg.getMessageId().toString(), entry);
                    } else {
                        container.reset();
                    }

                    entry = container.getNextEntry(entry);
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        // While we have records in the journal.
        while ((pos = asyncDataManager.getNextLocation(pos)) != null) {
            ByteSequence data = asyncDataManager.read(pos);
            DataStructure c = (DataStructure)wireFormat.unmarshal(data);
            if (c instanceof Message) {
                Message message = (Message)c;
                AMQMessageStore store = (AMQMessageStore)createMessageStore(message.getDestination());
                if (message.isInTransaction()) {
                    transactionStore.addMessage(store, message, pos);
                } else {
                    if (store.replayAddMessage(context, message, pos)) {
                        redoCounter++;
                    }
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        }
        return false;
    }

    public boolean recoverMessageReference(MessageId ref) throws Exception {
        Message message = this.store.getMessage(ref);
        if (message != null) {
            return recoverMessage(message);
        } else {
            LOG.error("Message id " + ref + " could not be recovered from the data store!");
        }
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                        if (dispatcher != null) {
                            // Copy in case a embedded broker is dispatching via
                            // vm://
                            // md.getMessage() == null to signal end of queue
                            // browse.
                            Message msg = md.getMessage();
                            if (msg != null) {
                                msg = msg.copy();
                                msg.setReadOnlyBody(true);
                                msg.setReadOnlyProperties(true);
                                msg.setRedeliveryCounter(md.getRedeliveryCounter());
                                msg.setConnection(ActiveMQConnection.this);
                                md.setMessage(msg);
                            }
                            dispatcher.dispatch(md);
                        }
                        return null;
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    public static void resend(final ConnectionContext context, Message originalMessage, ActiveMQDestination deadLetterDestination) throws Exception {
        doResend(context, originalMessage, deadLetterDestination, true);
    }
   
    public static void doResend(final ConnectionContext context, Message originalMessage, ActiveMQDestination deadLetterDestination, boolean copy) throws Exception {      
        Message message = copy ? originalMessage.copy() : originalMessage;
        message.setOriginalDestination(message.getDestination());
        message.setOriginalTransactionId(message.getTransactionId());
        message.setDestination(deadLetterDestination);
        message.setTransactionId(null);
        message.setMemoryUsage(null);
        boolean originalFlowControl = context.isProducerFlowControl();
        try {
            context.setProducerFlowControl(false);
            ProducerInfo info = new ProducerInfo();
            ProducerState state = new ProducerState(info);
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Related Classes of org.apache.activemq.command.Message

  • org.apache.activemq.ActiveMQConnection
  • org.apache.activemq.advisory.AdvisoryBroker
  • org.apache.activemq.broker.advisory.AdvisoryBrokerTest
  • org.apache.activemq.broker.BrokerBenchmark
  • org.apache.activemq.broker.BrokerTest
  • org.apache.activemq.broker.BrokerTestSupport
  • org.apache.activemq.broker.DoubleSubscriptionTest
  • org.apache.activemq.broker.ft.MasterBroker
  • org.apache.activemq.broker.jmx.DestinationView
  • org.apache.activemq.broker.jmx.QueueView
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