Java Code Examples for org.apache.activemq.RedeliveryPolicy#setUseExponentialBackOff()

The following examples show how to use org.apache.activemq.RedeliveryPolicy#setUseExponentialBackOff() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: RedeliveryPolicyTest.java From activemq-artemis with Apache License 2.0

6 votes

@Test
public void testGetNext() throws Exception {

   RedeliveryPolicy policy = new RedeliveryPolicy();
   policy.setInitialRedeliveryDelay(0);
   policy.setRedeliveryDelay(500);
   policy.setBackOffMultiplier((short) 2);
   policy.setUseExponentialBackOff(true);

   long delay = policy.getNextRedeliveryDelay(0);
   assertEquals(500, delay);
   delay = policy.getNextRedeliveryDelay(delay);
   assertEquals(500 * 2, delay);
   delay = policy.getNextRedeliveryDelay(delay);
   assertEquals(500 * 4, delay);

   policy.setUseExponentialBackOff(false);
   delay = policy.getNextRedeliveryDelay(delay);
   assertEquals(500, delay);
}

Example 2

Source File: NonBlockingConsumerRedeliveryTest.java From activemq-artemis with Apache License 2.0

6 votes

@Before
public void startBroker() throws Exception {
   broker = new BrokerService();
   broker.setDeleteAllMessagesOnStartup(true);
   broker.setPersistent(false);
   broker.setUseJmx(false);
   broker.addConnector("tcp://0.0.0.0:0");
   broker.start();
   broker.waitUntilStarted();

   connectionUri = broker.getTransportConnectors().get(0).getPublishableConnectString();
   connectionFactory = new ActiveMQConnectionFactory(connectionUri);
   connectionFactory.setNonBlockingRedelivery(true);

   RedeliveryPolicy policy = connectionFactory.getRedeliveryPolicy();
   policy.setInitialRedeliveryDelay(TimeUnit.SECONDS.toMillis(2));
   policy.setBackOffMultiplier(-1);
   policy.setRedeliveryDelay(TimeUnit.SECONDS.toMillis(2));
   policy.setMaximumRedeliveryDelay(-1);
   policy.setUseExponentialBackOff(false);
   policy.setMaximumRedeliveries(-1);
}

Example 3

Source File: ActiveMQAutoConfiguration.java From mykit-delay with Apache License 2.0

5 votes

@Bean
public RedeliveryPolicy activeMQRedeliveryPolicy(){
    RedeliveryPolicy policy = new RedeliveryPolicy();
    policy.setUseExponentialBackOff(properties.isUseExponentialBackOff());
    policy.setMaximumRedeliveries(properties.getMaximumRedeliveries());
    policy.setInitialRedeliveryDelay(properties.getInitialRedeliveryDelay());
    policy.setBackOffMultiplier(properties.getBackOffMultiplier());
    policy.setMaximumRedeliveryDelay(properties.getMaximumRedeliveryDelay());
    return policy;
}

Example 4

Source File: MessageListenerRedeliveryTest.java From activemq-artemis with Apache License 2.0

5 votes

protected RedeliveryPolicy getRedeliveryPolicy() {
   RedeliveryPolicy redeliveryPolicy = new RedeliveryPolicy();
   redeliveryPolicy.setInitialRedeliveryDelay(0);
   redeliveryPolicy.setRedeliveryDelay(1000);
   redeliveryPolicy.setMaximumRedeliveries(3);
   redeliveryPolicy.setBackOffMultiplier((short) 2);
   redeliveryPolicy.setUseExponentialBackOff(true);
   return redeliveryPolicy;
}

Example 5

Source File: MessageListenerDeadLetterTest.java From activemq-artemis with Apache License 2.0

5 votes

@Override
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;
}

Example 6

Source File: DeadLetterTest.java From activemq-artemis with Apache License 2.0

5 votes

@Override
protected ActiveMQConnectionFactory createConnectionFactory() throws Exception {
   ActiveMQConnectionFactory answer = super.createConnectionFactory();
   RedeliveryPolicy policy = new RedeliveryPolicy();
   policy.setMaximumRedeliveries(3);
   policy.setBackOffMultiplier((short) 1);
   policy.setInitialRedeliveryDelay(10);
   policy.setUseExponentialBackOff(false);
   answer.setRedeliveryPolicy(policy);
   return answer;
}

Example 7

Source File: RollbacksWhileConsumingLargeQueueTest.java From activemq-artemis with Apache License 2.0

5 votes

@Override
protected ConnectionFactory createConnectionFactory() throws Exception {
   ActiveMQConnectionFactory answer = (ActiveMQConnectionFactory) super.createConnectionFactory();
   RedeliveryPolicy policy = new RedeliveryPolicy();
   policy.setMaximumRedeliveries(3);
   policy.setRedeliveryDelay(0);
   policy.setInitialRedeliveryDelay(0);
   policy.setUseExponentialBackOff(false);
   answer.setRedeliveryPolicy(policy);
   return answer;
}