Package org.apache.activemq.command

Examples of org.apache.activemq.command.ConsumerInfo

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        StubConnection connection2 = createRemoteConnection();
        ConnectionInfo connectionInfo2 = createConnectionInfo();
        SessionInfo sessionInfo2 = createSessionInfo(connectionInfo2);
        connection2.send(connectionInfo2);
        connection2.send(sessionInfo2);
        ConsumerInfo consumerInfo = createConsumerInfo(sessionInfo2, destination);
        connection2.send(consumerInfo);

        // Give demand forwarding bridge a chance to finish forwarding the
        // subscriptions.
        try {
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        // Start a normal consumer on the local broker
        StubConnection connection1 = createConnection();
        ConnectionInfo connectionInfo1 = createConnectionInfo();
        SessionInfo sessionInfo1 = createSessionInfo(connectionInfo1);
        ConsumerInfo consumerInfo1 = createConsumerInfo(sessionInfo1, destination);
        connection1.send(connectionInfo1);
        connection1.send(sessionInfo1);
        connection1.request(consumerInfo1);

        // Start a normal consumer on a remote broker
        StubConnection connection2 = createRemoteConnection();
        ConnectionInfo connectionInfo2 = createConnectionInfo();
        SessionInfo sessionInfo2 = createSessionInfo(connectionInfo2);
        ConsumerInfo consumerInfo2 = createConsumerInfo(sessionInfo2, destination);
        connection2.send(connectionInfo2);
        connection2.send(sessionInfo2);
        connection2.request(consumerInfo2);

        // Start a failover publisher.
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    protected int countMessagesInQueue(StubConnection connection, ConnectionInfo connectionInfo, ActiveMQDestination destination) throws Exception {

        SessionInfo sessionInfo = createSessionInfo(connectionInfo);
        connection.send(sessionInfo);
        ConsumerInfo consumerInfo = createConsumerInfo(sessionInfo, destination);
        consumerInfo.setPrefetchSize(1);
        consumerInfo.setBrowser(true);
        connection.send(consumerInfo);

        ArrayList<Object> skipped = new ArrayList<Object>();

        // Now get the messages.
        Object m = connection.getDispatchQueue().poll(maxWait, TimeUnit.MILLISECONDS);
        int i = 0;
        while (m != null) {
            if (m instanceof MessageDispatch && ((MessageDispatch)m).getConsumerId().equals(consumerInfo.getConsumerId())) {
                MessageDispatch md = (MessageDispatch)m;
                if (md.getMessage() != null) {
                    i++;
                    connection.send(createAck(consumerInfo, md.getMessage(), 1, MessageAck.STANDARD_ACK_TYPE));
                } else {
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        SessionInfo sessionInfo2 = createSessionInfo(connectionInfo2);
        connection2.send(connectionInfo2);
        connection2.send(sessionInfo2);

        destination = createDestinationInfo(connection2, connectionInfo2, destinationType);
        ConsumerInfo consumerInfo2 = createConsumerInfo(sessionInfo2, destination);
        consumerInfo2.setPrefetchSize(1);
        connection2.request(consumerInfo2);

        // Reduce the limit so that only 1 message can flow through the broker
        // at a time.
        broker.getSystemUsage().getMemoryUsage().setLimit(1);
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        connection.send(sessionInfo);
        connection.send(producerInfo);

        destination = createDestinationInfo(connection, connectionInfo, destinationType);

        ConsumerInfo consumerInfo = createConsumerInfo(sessionInfo, destination);
        consumerInfo.setPrefetchSize(1000);
        connection.send(consumerInfo);

        // Start the tx..
        LocalTransactionId txid = createLocalTransaction(sessionInfo);
        connection.send(createBeginTransaction(connectionInfo, txid));
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        connection.send(sessionInfo);
        connection.send(producerInfo);

        destination = createDestinationInfo(connection, connectionInfo, destinationType);

        ConsumerInfo consumerInfo = createConsumerInfo(sessionInfo, destination);
        consumerInfo.setPrefetchSize(1);
        connection.send(consumerInfo);

        // m1 and m3 should not expire.. but the others should.
        Message m1 = createMessage(producerInfo, destination, deliveryMode);
        connection.send(m1);
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        }
    }

    protected boolean addConsumerInfo(final ConsumerInfo consumerInfo) throws IOException {
        boolean result = false;
        ConsumerInfo info = consumerInfo.copy();
        addRemoteBrokerToBrokerPath(info);
        DemandSubscription sub = createDemandSubscription(info);
        if (sub != null) {
            addSubscription(sub);
            result = true;
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        configureDemandSubscription(info, result);
        return result;
    }

    final protected DemandSubscription createDemandSubscription(ActiveMQDestination destination){
        ConsumerInfo info = new ConsumerInfo();
        info.setDestination(destination);
        // the remote info held by the DemandSubscription holds the original
        // consumerId,
        // the local info get's overwritten
      
        info.setConsumerId(new ConsumerId(localSessionInfo.getSessionId(), consumerIdGenerator.getNextSequenceId()));
        DemandSubscription result = null;
        try {
            result = createDemandSubscription(info);
        } catch (IOException e) {
           LOG.error("Failed to create DemandSubscription ",e);
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        String subscriptionId = headers.get(Stomp.Headers.Subscribe.ID);
        String destination = headers.get(Stomp.Headers.Subscribe.DESTINATION);

        ActiveMQDestination actualDest = translator.convertDestination(this, destination);
        ConsumerId id = new ConsumerId(sessionId, consumerIdGenerator.getNextSequenceId());
        ConsumerInfo consumerInfo = new ConsumerInfo(id);
        consumerInfo.setPrefetchSize(1000);
        consumerInfo.setDispatchAsync(true);

        String selector = headers.remove(Stomp.Headers.Subscribe.SELECTOR);
        consumerInfo.setSelector(selector);

        IntrospectionSupport.setProperties(consumerInfo, headers, "activemq.");

        consumerInfo.setDestination(translator.convertDestination(this, destination));

        StompSubscription stompSubscription = new StompSubscription(this, subscriptionId, consumerInfo, headers.get(Stomp.Headers.TRANSFORMATION));
        stompSubscription.setDestination(actualDest);

        String ackMode = headers.get(Stomp.Headers.Subscribe.ACK_MODE);
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                producerInfo = new ProducerInfo(remoteSessionInfo, 1);
                producerInfo.setResponseRequired(false);
                remoteBroker.oneway(producerInfo);
                // Listen to consumer advisory messages on the remote broker to
                // determine demand.
                demandConsumerInfo = new ConsumerInfo(remoteSessionInfo, 1);
                demandConsumerInfo.setDispatchAsync(configuration.isDispatchAsync());
                String advisoryTopic = AdvisorySupport.CONSUMER_ADVISORY_TOPIC_PREFIX + configuration.getDestinationFilter();
                if (configuration.isBridgeTempDestinations()) {
                    advisoryTopic += "," + AdvisorySupport.TEMP_DESTINATION_COMPOSITE_ADVISORY_TOPIC;
                }
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Related Classes of org.apache.activemq.command.ConsumerInfo

  • org.apache.activemq.ActiveMQConnection
  • org.apache.activemq.ActiveMQInputStream
  • org.apache.activemq.ActiveMQMessageConsumer
  • org.apache.activemq.advisory.AdvisoryBroker
  • org.apache.activemq.AdvisoryConsumer
  • 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.ConcurrentConnectSimulationTest
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