Package org.apache.activemq

Examples of org.apache.activemq.RedeliveryPolicy

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    };

    protected ActiveMQConnectionFactory createConnectionFactory()
            throws Exception {
        ActiveMQConnectionFactory answer = super.createConnectionFactory();
        RedeliveryPolicy policy = new RedeliveryPolicy();
        policy.setMaximumRedeliveries(3);
        policy.setBackOffMultiplier((short) 1);
        policy.setRedeliveryDelay(0);
        policy.setInitialRedeliveryDelay(0);
        policy.setUseExponentialBackOff(false);
        answer.setRedeliveryPolicy(policy);
        return answer;
    }
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     * Returns the redelivery policy; not using bean properties to avoid
     * breaking compatibility with JCA configuration in J2EE
     */
    public RedeliveryPolicy redeliveryPolicy() {
        if (redeliveryPolicy == null) {
            redeliveryPolicy = new RedeliveryPolicy();
        }
        return redeliveryPolicy;
    }
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            }
        }
        ActiveMQConnection physicalConnection = (ActiveMQConnection) cf.createConnection(userName, password);

        // have we configured a redelivery policy
        RedeliveryPolicy redeliveryPolicy = activationSpec.redeliveryPolicy();
        if (redeliveryPolicy != null) {
            physicalConnection.setRedeliveryPolicy(redeliveryPolicy);
        }
        return physicalConnection;
    }
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        startBroker(true);
        sendMessage(0);

        ActiveMQConnection consumerConnection = (ActiveMQConnection) createConnection();
        RedeliveryPolicy redeliveryPolicy = new RedeliveryPolicy();
        redeliveryPolicy.setInitialRedeliveryDelay(0);
        redeliveryPolicy.setMaximumRedeliveries(0);
        consumerConnection.setRedeliveryPolicy(redeliveryPolicy);
        consumerConnection.start();
        Session consumerSession = consumerConnection.createSession(true, Session.SESSION_TRANSACTED);
        MessageConsumer consumer = consumerSession.createConsumer(destination);
        Message message = consumer.receive(1000);
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        broker.setSchedulerSupport(true);


        RedeliveryPlugin redeliveryPlugin = new RedeliveryPlugin();

        RedeliveryPolicy brokerRedeliveryPolicy = new RedeliveryPolicy();
        brokerRedeliveryPolicy.setRedeliveryDelay(redeliveryDelayMillis);
        brokerRedeliveryPolicy.setInitialRedeliveryDelay(redeliveryDelayMillis);
        brokerRedeliveryPolicy.setMaximumRedeliveries(maxBrokerRedeliveries);

        RedeliveryPolicyMap redeliveryPolicyMap = new RedeliveryPolicyMap();
        redeliveryPolicyMap.setDefaultEntry(brokerRedeliveryPolicy);
        redeliveryPlugin.setRedeliveryPolicyMap(redeliveryPolicyMap);
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    public void testScheduledRedelivery() throws Exception {

        sendMessage();

        ActiveMQConnection consumerConnection = (ActiveMQConnection) createConnection();
        RedeliveryPolicy redeliveryPolicy = new RedeliveryPolicy();
        redeliveryPolicy.setInitialRedeliveryDelay(0);
        redeliveryPolicy.setMaximumRedeliveries(0);
        consumerConnection.setRedeliveryPolicy(redeliveryPolicy);
        consumerConnection.start();
        Session consumerSession = consumerConnection.createSession(true, Session.SESSION_TRANSACTED);
        MessageConsumer consumer = consumerSession.createConsumer(destination);
        Message message = consumer.receive(1000);
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        broker.setSchedulerSupport(true);


        RedeliveryPlugin redeliveryPlugin = new RedeliveryPlugin();

        RedeliveryPolicy brokerRedeliveryPolicy = new RedeliveryPolicy();
        brokerRedeliveryPolicy.setRedeliveryDelay(redeliveryDelayMillis);
        brokerRedeliveryPolicy.setInitialRedeliveryDelay(redeliveryDelayMillis);
        brokerRedeliveryPolicy.setMaximumRedeliveries(maxBrokerRedeliveries);

        RedeliveryPolicyMap redeliveryPolicyMap = new RedeliveryPolicyMap();
        redeliveryPolicyMap.setDefaultEntry(brokerRedeliveryPolicy);
        redeliveryPlugin.setRedeliveryPolicyMap(redeliveryPolicyMap);
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     * by the destination so a delay is vital to avoid resending before it has been consumed
     */
    private void validatePolicyDelay(long limit) {
        final ActiveMQDestination matchAll = new AnyDestination(new ActiveMQDestination[]{new ActiveMQQueue(">"), new ActiveMQTopic(">")});
        for (Object entry : redeliveryPolicyMap.get(matchAll)) {
            RedeliveryPolicy redeliveryPolicy = (RedeliveryPolicy) entry;
            validateLimit(limit, redeliveryPolicy);
        }
        RedeliveryPolicy defaultEntry = redeliveryPolicyMap.getDefaultEntry();
        if (defaultEntry != null) {
            validateLimit(limit, defaultEntry);
        }
    }
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        if (next.get().isExpired(messageReference)) {
            // there are two uses of  sendToDeadLetterQueue, we are only interested in valid messages
            super.sendToDeadLetterQueue(context, messageReference, subscription);
        } else {
            try {
                final RedeliveryPolicy redeliveryPolicy = redeliveryPolicyMap.getEntryFor(messageReference.getRegionDestination().getActiveMQDestination());
                if (redeliveryPolicy != null) {
                    int redeliveryCount = messageReference.getRedeliveryCounter();
                    if (redeliveryCount < redeliveryPolicy.getMaximumRedeliveries()) {

                        long delay = ( redeliveryCount == 0 ?
                                redeliveryPolicy.getInitialRedeliveryDelay() :
                                redeliveryPolicy.getNextRedeliveryDelay(getExistingDelay(messageReference)));

                        scheduleRedelivery(context, messageReference, delay, ++redeliveryCount);
                    } else if (isSendToDlqIfMaxRetriesExceeded()) {
                        super.sendToDeadLetterQueue(context, messageReference, subscription);
                    } else {
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        connection.start();
        return connection;
    }

    private RedeliveryPolicy redeliveryPolicy() {
        RedeliveryPolicy redeliveryPolicy = new RedeliveryPolicy();
        redeliveryPolicy.setRedeliveryDelay(1000);
        redeliveryPolicy.setMaximumRedeliveries(1);
        return redeliveryPolicy;
    }
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Related Classes of org.apache.activemq.RedeliveryPolicy

  • org.apache.activemq.broker.BrokerRedeliveryTest
  • org.apache.activemq.broker.policy.DeadLetterTest
  • org.apache.activemq.broker.policy.MessageListenerDeadLetterTest
  • org.apache.activemq.broker.policy.NoRetryDeadLetterTest
  • org.apache.activemq.broker.region.policy.RedeliveryPolicyMap
  • org.apache.activemq.broker.util.RedeliveryPlugin
  • org.apache.activemq.broker.util.RedeliveryPluginTest
  • org.apache.activemq.broker.virtual.VirtualTopicDLQTest$TestConsumer
  • org.apache.activemq.bugs.AMQ1853Test$TestConsumer
  • org.apache.activemq.bugs.AMQ2102Test$Consumer
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