| /** |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.activemq; |
| |
| import javax.jms.MessageConsumer; |
| import javax.jms.MessageProducer; |
| import javax.jms.Session; |
| import javax.jms.TextMessage; |
| |
| import junit.framework.Test; |
| |
| import org.apache.activemq.command.ActiveMQQueue; |
| |
| /** |
| * Test cases used to test the JMS message exclusive consumers. |
| * |
| * |
| */ |
| public class RedeliveryPolicyTest extends JmsTestSupport { |
| |
| public static Test suite() { |
| return suite(RedeliveryPolicyTest.class); |
| } |
| |
| public static void main(String[] args) { |
| junit.textui.TestRunner.run(suite()); |
| } |
| |
| /** |
| * @throws Exception |
| */ |
| public void testExponentialRedeliveryPolicyDelaysDeliveryOnRollback() throws Exception { |
| |
| // Receive a message with the JMS API |
| RedeliveryPolicy policy = connection.getRedeliveryPolicy(); |
| policy.setInitialRedeliveryDelay(0); |
| policy.setRedeliveryDelay(500); |
| policy.setBackOffMultiplier((short) 2); |
| policy.setUseExponentialBackOff(true); |
| |
| connection.start(); |
| Session session = connection.createSession(true, Session.AUTO_ACKNOWLEDGE); |
| ActiveMQQueue destination = new ActiveMQQueue(getName()); |
| MessageProducer producer = session.createProducer(destination); |
| |
| MessageConsumer consumer = session.createConsumer(destination); |
| |
| // Send the messages |
| producer.send(session.createTextMessage("1st")); |
| producer.send(session.createTextMessage("2nd")); |
| session.commit(); |
| |
| TextMessage m; |
| m = (TextMessage)consumer.receive(1000); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| session.rollback(); |
| |
| // No delay on first rollback.. |
| m = (TextMessage)consumer.receive(100); |
| assertNotNull(m); |
| session.rollback(); |
| |
| // Show subsequent re-delivery delay is incrementing. |
| m = (TextMessage)consumer.receive(100); |
| assertNull(m); |
| |
| m = (TextMessage)consumer.receive(700); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| session.rollback(); |
| |
| // Show re-delivery delay is incrementing exponentially |
| m = (TextMessage)consumer.receive(100); |
| assertNull(m); |
| m = (TextMessage)consumer.receive(500); |
| assertNull(m); |
| m = (TextMessage)consumer.receive(700); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| |
| } |
| |
| |
| /** |
| * @throws Exception |
| */ |
| public void testNornalRedeliveryPolicyDelaysDeliveryOnRollback() throws Exception { |
| |
| // Receive a message with the JMS API |
| RedeliveryPolicy policy = connection.getRedeliveryPolicy(); |
| policy.setInitialRedeliveryDelay(0); |
| policy.setRedeliveryDelay(500); |
| |
| connection.start(); |
| Session session = connection.createSession(true, Session.AUTO_ACKNOWLEDGE); |
| ActiveMQQueue destination = new ActiveMQQueue(getName()); |
| MessageProducer producer = session.createProducer(destination); |
| |
| MessageConsumer consumer = session.createConsumer(destination); |
| |
| // Send the messages |
| producer.send(session.createTextMessage("1st")); |
| producer.send(session.createTextMessage("2nd")); |
| session.commit(); |
| |
| TextMessage m; |
| m = (TextMessage)consumer.receive(1000); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| session.rollback(); |
| |
| // No delay on first rollback.. |
| m = (TextMessage)consumer.receive(100); |
| assertNotNull(m); |
| session.rollback(); |
| |
| // Show subsequent re-delivery delay is incrementing. |
| m = (TextMessage)consumer.receive(100); |
| assertNull(m); |
| m = (TextMessage)consumer.receive(700); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| session.rollback(); |
| |
| // The message gets redelivered after 500 ms every time since |
| // we are not using exponential backoff. |
| m = (TextMessage)consumer.receive(100); |
| assertNull(m); |
| m = (TextMessage)consumer.receive(700); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| |
| } |
| |
| /** |
| * @throws Exception |
| */ |
| public void testDLQHandling() throws Exception { |
| |
| // Receive a message with the JMS API |
| RedeliveryPolicy policy = connection.getRedeliveryPolicy(); |
| policy.setInitialRedeliveryDelay(100); |
| policy.setUseExponentialBackOff(false); |
| policy.setMaximumRedeliveries(2); |
| |
| connection.start(); |
| Session session = connection.createSession(true, Session.AUTO_ACKNOWLEDGE); |
| ActiveMQQueue destination = new ActiveMQQueue("TEST"); |
| MessageProducer producer = session.createProducer(destination); |
| |
| MessageConsumer consumer = session.createConsumer(destination); |
| MessageConsumer dlqConsumer = session.createConsumer(new ActiveMQQueue("ActiveMQ.DLQ")); |
| |
| // Send the messages |
| producer.send(session.createTextMessage("1st")); |
| producer.send(session.createTextMessage("2nd")); |
| session.commit(); |
| |
| TextMessage m; |
| m = (TextMessage)consumer.receive(1000); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| session.rollback(); |
| |
| m = (TextMessage)consumer.receive(1000); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| session.rollback(); |
| |
| m = (TextMessage)consumer.receive(1000); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| session.rollback(); |
| |
| // The last rollback should cause the 1st message to get sent to the DLQ |
| m = (TextMessage)consumer.receive(1000); |
| assertNotNull(m); |
| assertEquals("2nd", m.getText()); |
| session.commit(); |
| |
| // We should be able to get the message off the DLQ now. |
| m = (TextMessage)dlqConsumer.receive(1000); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| session.commit(); |
| |
| } |
| |
| |
| /** |
| * @throws Exception |
| */ |
| public void testInfiniteMaximumNumberOfRedeliveries() throws Exception { |
| |
| // Receive a message with the JMS API |
| RedeliveryPolicy policy = connection.getRedeliveryPolicy(); |
| policy.setInitialRedeliveryDelay(100); |
| policy.setUseExponentialBackOff(false); |
| // let's set the maximum redeliveries to no maximum (ie. infinite) |
| policy.setMaximumRedeliveries(-1); |
| |
| |
| connection.start(); |
| Session session = connection.createSession(true, Session.AUTO_ACKNOWLEDGE); |
| ActiveMQQueue destination = new ActiveMQQueue("TEST"); |
| MessageProducer producer = session.createProducer(destination); |
| |
| MessageConsumer consumer = session.createConsumer(destination); |
| |
| // Send the messages |
| producer.send(session.createTextMessage("1st")); |
| producer.send(session.createTextMessage("2nd")); |
| session.commit(); |
| |
| TextMessage m; |
| |
| m = (TextMessage)consumer.receive(1000); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| session.rollback(); |
| |
| //we should be able to get the 1st message redelivered until a session.commit is called |
| m = (TextMessage)consumer.receive(1000); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| session.rollback(); |
| |
| m = (TextMessage)consumer.receive(1000); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| session.rollback(); |
| |
| m = (TextMessage)consumer.receive(1000); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| session.rollback(); |
| |
| m = (TextMessage)consumer.receive(1000); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| session.rollback(); |
| |
| m = (TextMessage)consumer.receive(1000); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| session.commit(); |
| |
| m = (TextMessage)consumer.receive(1000); |
| assertNotNull(m); |
| assertEquals("2nd", m.getText()); |
| session.commit(); |
| |
| } |
| |
| /** |
| * @throws Exception |
| */ |
| public void testMaximumRedeliveryDelay() throws Exception { |
| |
| // Receive a message with the JMS API |
| RedeliveryPolicy policy = connection.getRedeliveryPolicy(); |
| policy.setInitialRedeliveryDelay(10); |
| policy.setUseExponentialBackOff(true); |
| policy.setMaximumRedeliveries(-1); |
| policy.setRedeliveryDelay(50); |
| policy.setMaximumRedeliveryDelay(1000); |
| policy.setBackOffMultiplier((short) 2); |
| policy.setUseExponentialBackOff(true); |
| |
| connection.start(); |
| Session session = connection.createSession(true, Session.AUTO_ACKNOWLEDGE); |
| ActiveMQQueue destination = new ActiveMQQueue("TEST"); |
| MessageProducer producer = session.createProducer(destination); |
| |
| MessageConsumer consumer = session.createConsumer(destination); |
| |
| // Send the messages |
| producer.send(session.createTextMessage("1st")); |
| producer.send(session.createTextMessage("2nd")); |
| session.commit(); |
| |
| TextMessage m; |
| |
| for(int i = 0; i < 10; ++i) { |
| // we should be able to get the 1st message redelivered until a session.commit is called |
| m = (TextMessage)consumer.receive(2000); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| session.rollback(); |
| } |
| |
| m = (TextMessage)consumer.receive(2000); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| session.commit(); |
| |
| m = (TextMessage)consumer.receive(2000); |
| assertNotNull(m); |
| assertEquals("2nd", m.getText()); |
| session.commit(); |
| |
| assertTrue(policy.getNextRedeliveryDelay(Long.MAX_VALUE) == 1000 ); |
| } |
| |
| /** |
| * @throws Exception |
| */ |
| public void testZeroMaximumNumberOfRedeliveries() throws Exception { |
| |
| // Receive a message with the JMS API |
| RedeliveryPolicy policy = connection.getRedeliveryPolicy(); |
| policy.setInitialRedeliveryDelay(100); |
| policy.setUseExponentialBackOff(false); |
| //let's set the maximum redeliveries to 0 |
| policy.setMaximumRedeliveries(0); |
| |
| connection.start(); |
| Session session = connection.createSession(true, Session.AUTO_ACKNOWLEDGE); |
| ActiveMQQueue destination = new ActiveMQQueue("TEST"); |
| MessageProducer producer = session.createProducer(destination); |
| |
| MessageConsumer consumer = session.createConsumer(destination); |
| |
| // Send the messages |
| producer.send(session.createTextMessage("1st")); |
| producer.send(session.createTextMessage("2nd")); |
| session.commit(); |
| |
| TextMessage m; |
| m = (TextMessage)consumer.receive(1000); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| session.rollback(); |
| |
| //the 1st message should not be redelivered since maximumRedeliveries is set to 0 |
| m = (TextMessage)consumer.receive(1000); |
| assertNotNull(m); |
| assertEquals("2nd", m.getText()); |
| session.commit(); |
| |
| |
| |
| } |
| |
| |
| public void testInitialRedeliveryDelayZero() throws Exception { |
| |
| // Receive a message with the JMS API |
| RedeliveryPolicy policy = connection.getRedeliveryPolicy(); |
| policy.setInitialRedeliveryDelay(0); |
| policy.setUseExponentialBackOff(false); |
| policy.setMaximumRedeliveries(1); |
| |
| connection.start(); |
| Session session = connection.createSession(true, Session.AUTO_ACKNOWLEDGE); |
| ActiveMQQueue destination = new ActiveMQQueue("TEST"); |
| MessageProducer producer = session.createProducer(destination); |
| |
| MessageConsumer consumer = session.createConsumer(destination); |
| |
| // Send the messages |
| producer.send(session.createTextMessage("1st")); |
| producer.send(session.createTextMessage("2nd")); |
| session.commit(); |
| |
| TextMessage m; |
| m = (TextMessage)consumer.receive(100); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| session.rollback(); |
| |
| m = (TextMessage)consumer.receive(100); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| |
| m = (TextMessage)consumer.receive(100); |
| assertNotNull(m); |
| assertEquals("2nd", m.getText()); |
| session.commit(); |
| |
| session.commit(); |
| } |
| |
| |
| public void testInitialRedeliveryDelayOne() throws Exception { |
| |
| // Receive a message with the JMS API |
| RedeliveryPolicy policy = connection.getRedeliveryPolicy(); |
| policy.setInitialRedeliveryDelay(1000); |
| policy.setUseExponentialBackOff(false); |
| policy.setMaximumRedeliveries(1); |
| |
| connection.start(); |
| Session session = connection.createSession(true, Session.AUTO_ACKNOWLEDGE); |
| ActiveMQQueue destination = new ActiveMQQueue("TEST"); |
| MessageProducer producer = session.createProducer(destination); |
| |
| MessageConsumer consumer = session.createConsumer(destination); |
| |
| // Send the messages |
| producer.send(session.createTextMessage("1st")); |
| producer.send(session.createTextMessage("2nd")); |
| session.commit(); |
| |
| TextMessage m; |
| m = (TextMessage)consumer.receive(100); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| session.rollback(); |
| |
| m = (TextMessage)consumer.receive(100); |
| assertNull(m); |
| |
| m = (TextMessage)consumer.receive(2000); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| |
| m = (TextMessage)consumer.receive(100); |
| assertNotNull(m); |
| assertEquals("2nd", m.getText()); |
| session.commit(); |
| } |
| |
| public void testRedeliveryDelayOne() throws Exception { |
| |
| // Receive a message with the JMS API |
| RedeliveryPolicy policy = connection.getRedeliveryPolicy(); |
| policy.setInitialRedeliveryDelay(0); |
| policy.setRedeliveryDelay(1000); |
| policy.setUseExponentialBackOff(false); |
| policy.setMaximumRedeliveries(2); |
| |
| connection.start(); |
| Session session = connection.createSession(true, Session.AUTO_ACKNOWLEDGE); |
| ActiveMQQueue destination = new ActiveMQQueue("TEST"); |
| MessageProducer producer = session.createProducer(destination); |
| |
| MessageConsumer consumer = session.createConsumer(destination); |
| |
| // Send the messages |
| producer.send(session.createTextMessage("1st")); |
| producer.send(session.createTextMessage("2nd")); |
| session.commit(); |
| |
| TextMessage m; |
| m = (TextMessage)consumer.receive(100); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| session.rollback(); |
| |
| m = (TextMessage)consumer.receive(100); |
| assertNotNull("first immediate redelivery", m); |
| session.rollback(); |
| |
| m = (TextMessage)consumer.receive(100); |
| assertNull("second delivery delayed: " + m, m); |
| |
| m = (TextMessage)consumer.receive(2000); |
| assertNotNull(m); |
| assertEquals("1st", m.getText()); |
| |
| m = (TextMessage)consumer.receive(100); |
| assertNotNull(m); |
| assertEquals("2nd", m.getText()); |
| session.commit(); |
| } |
| } |