Package org.apache.activemq

Examples of org.apache.activemq.ActiveMQPrefetchPolicy

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        ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(connectionUri);

        // ensure more than on message can be pending when full
        factory.setProducerWindowSize(48*1024);
        // ensure messages are spooled to disk for this consumer
        ActiveMQPrefetchPolicy prefetch = new ActiveMQPrefetchPolicy();
        prefetch.setTopicPrefetch(10);
        factory.setPrefetchPolicy(prefetch);
        Connection consumerConnection = factory.createConnection();
        consumerConnection.start();

        Session consumerSession = consumerConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);
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        final long origTempUsage = broker.getSystemUsage().getTempUsage().getUsage();

        ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(connectionUri);
        // ensure messages are spooled to disk for this consumer
        ActiveMQPrefetchPolicy prefetch = new ActiveMQPrefetchPolicy();
        prefetch.setTopicPrefetch(10);
        factory.setPrefetchPolicy(prefetch);
        Connection consumerConnection = factory.createConnection();
        consumerConnection.start();

        Session consumerSession = consumerConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);
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    }

    protected ActiveMQConnectionFactory createConnectionFactory() throws Exception {
        ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(
            broker.getTransportConnectors().get(0).getPublishableConnectString());
        ActiveMQPrefetchPolicy prefetchPolicy = new ActiveMQPrefetchPolicy();
        prefetchPolicy.setAll(1);
        factory.setPrefetchPolicy(prefetchPolicy);

        factory.setDispatchAsync(true);
        return factory;
    }
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        final long origTempUsage = broker.getSystemUsage().getTempUsage().getUsage();

        ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory("tcp://localhost:61618");
        // ensure messages are spooled to disk for this consumer
        ActiveMQPrefetchPolicy prefetch = new ActiveMQPrefetchPolicy();
        prefetch.setTopicPrefetch(10);
        factory.setPrefetchPolicy(prefetch);
        Connection consumerConnection = factory.createConnection();
        consumerConnection.start();

        Session consumerSession = consumerConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);
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        return brokerService;
    }

    protected ActiveMQConnectionFactory createConnectionFactory() throws Exception {
        ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory("tcp://localhost:61616");
        ActiveMQPrefetchPolicy prefetchPolicy = new ActiveMQPrefetchPolicy();
        prefetchPolicy.setAll(1);
        factory.setPrefetchPolicy(prefetchPolicy);

        factory.setDispatchAsync(true);
        return factory;
    }
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        // URI failoverURI = new
        // URI("failover://"+remoteConnector.getServer().getConnectURI());
        URI failoverURI = new URI("failover://tcp://localhost:61616");

        ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(failoverURI);
        ActiveMQPrefetchPolicy prefetchPolicy = new ActiveMQPrefetchPolicy();

        // Prefetch size must be less than messages in the queue!!
        prefetchPolicy.setQueuePrefetch(MSG_COUNT - 10);
        factory.setPrefetchPolicy(prefetchPolicy);
        Connection connection = factory.createConnection();
        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        MessageProducer producer = session.createProducer(new ActiveMQQueue("Test"));
        for (int idx = 0; idx < MSG_COUNT; ++idx) {
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        throws Exception
    {
        // Create the connection to the broker.
        ActiveMQConnectionFactory connectionFactory =
                new ActiveMQConnectionFactory(CONNECTION_URL);
        ActiveMQPrefetchPolicy prefetchPolicy = new ActiveMQPrefetchPolicy();
        prefetchPolicy.setQueuePrefetch(QUEUE_PREFETCH_SIZE);
        connectionFactory.setPrefetchPolicy(prefetchPolicy);
        Connection connection = connectionFactory.createConnection();
        connection.start();

        Session masterSession = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
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        connectionFactory.setUseCompression(false);
        connectionFactory.setDispatchAsync(false);
        connectionFactory.setUseAsyncSend(false);
        connectionFactory.setOptimizeAcknowledge(false);
        connectionFactory.setWatchTopicAdvisories(true);
        ActiveMQPrefetchPolicy qPrefetchPolicy= new ActiveMQPrefetchPolicy();
        qPrefetchPolicy.setQueuePrefetch(100);
        qPrefetchPolicy.setTopicPrefetch(1000);
        connectionFactory.setPrefetchPolicy(qPrefetchPolicy);
        connectionFactory.setAlwaysSyncSend(true);
        return connectionFactory;
    }
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        broker.setDestinationPolicy(policyMap);
        broker.start();
        broker.waitUntilStarted();
       
        factory = new ActiveMQConnectionFactory("vm://priorityTest");
        ActiveMQPrefetchPolicy prefetch = new ActiveMQPrefetchPolicy();
        prefetch.setAll(prefetchVal);
        factory.setPrefetchPolicy(prefetch);
        factory.setWatchTopicAdvisories(false);
        factory.setDispatchAsync(dispatchAsync);
        conn = factory.createConnection();
        conn.setClientID("priority");
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    }

    public void testHighPriorityDelivery() throws Exception {

        // get zero prefetch
        ActiveMQPrefetchPolicy prefetch = new ActiveMQPrefetchPolicy();
        prefetch.setAll(0);
        factory.setPrefetchPolicy(prefetch);
        conn.close();
        conn = factory.createConnection();
        conn.setClientID("priority");
        conn.start();
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Related Classes of org.apache.activemq.ActiveMQPrefetchPolicy

  • org.apache.activemq.advisory.AdvisoryTests
  • org.apache.activemq.broker.policy.AbortSlowConsumer0Test
  • org.apache.activemq.bugs.AMQ2314Test
  • org.apache.activemq.bugs.AMQ2580Test
  • org.apache.activemq.bugs.AMQ4083Test
  • org.apache.activemq.bugs.AMQ4221Test
  • org.apache.activemq.bugs.MemoryUsageBlockResumeTest
  • org.apache.activemq.bugs.QueueWorkerPrefetchTest
  • org.apache.activemq.bugs.TempStorageBlockedBrokerTest
  • org.apache.activemq.network.NetworkBrokerDetachTest
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