| /* |
| * |
| * 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.qpid.systests.jms_1_1.extensions.consumerpriority; |
| |
| import static junit.framework.TestCase.assertNull; |
| import static org.hamcrest.CoreMatchers.equalTo; |
| import static org.hamcrest.CoreMatchers.is; |
| import static org.hamcrest.CoreMatchers.not; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assume.assumeThat; |
| |
| import javax.jms.Connection; |
| import javax.jms.JMSException; |
| import javax.jms.Message; |
| import javax.jms.MessageConsumer; |
| import javax.jms.MessageProducer; |
| import javax.jms.Queue; |
| import javax.jms.Session; |
| import javax.jms.TextMessage; |
| |
| import org.junit.Test; |
| |
| import org.apache.qpid.server.model.Protocol; |
| import org.apache.qpid.systests.JmsTestBase; |
| |
| |
| public class ConsumerPriorityTest extends JmsTestBase |
| { |
| private static final String LEGACY_BINDING_URL = "BURL:direct://amq.direct/%s/%s?x-priority='%d'"; |
| private static final String LEGACY_ADDRESS_URL = "ADDR:%s; { create: always, node: { type: queue }," |
| + "link : { x-subscribe: { arguments : { x-priority : '%d' } } } }"; |
| |
| @Test |
| public void testLowPriorityConsumerReceivesMessages() throws Exception |
| { |
| assumeThat("Only legacy client implements this feature", getProtocol(), is(not(equalTo(Protocol.AMQP_1_0)))); |
| |
| final String queueName = getTestName(); |
| final Queue queue = createQueue(queueName); |
| final Connection consumingConnection = getConnection(); |
| try |
| { |
| final Connection producingConnection = getConnectionBuilder().setSyncPublish(true).build(); |
| try |
| { |
| final Session consumingSession = consumingConnection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| consumingConnection.start(); |
| |
| final Queue consumerDestination = |
| consumingSession.createQueue(String.format(LEGACY_BINDING_URL, queueName, queueName, 10)); |
| final MessageConsumer consumer = consumingSession.createConsumer(consumerDestination); |
| assertNull("There should be no messages in the queue", consumer.receive(getShortReceiveTimeout())); |
| |
| Session producingSession = producingConnection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| final MessageProducer producer = producingSession.createProducer(queue); |
| producer.send(producingSession.createTextMessage(getTestName())); |
| assertNotNull("Expected message is not received", consumer.receive(getReceiveTimeout())); |
| } |
| finally |
| { |
| producingConnection.close(); |
| } |
| } |
| finally |
| { |
| consumingConnection.close(); |
| } |
| } |
| |
| @Test |
| public void testLowPriorityConsumerDoesNotReceiveMessagesIfHigherPriorityConsumerAvailable() throws Exception |
| { |
| assumeThat("Only legacy client implements this feature", getProtocol(), is(not(equalTo(Protocol.AMQP_1_0)))); |
| |
| final String queueName = getTestName(); |
| final String consumerQueue = String.format(LEGACY_BINDING_URL, queueName, queueName, 10); |
| doTestLowPriorityConsumerDoesNotReceiveMessagesIfHigherPriorityAvailable(queueName, consumerQueue); |
| } |
| |
| @Test |
| public void testLowPriorityConsumerDoesNotReceiveMessagesIfHigherPriorityConsumerAvailableUsingADDR() |
| throws Exception |
| { |
| assumeThat("Only legacy client implements this feature", getProtocol(), is(not(equalTo(Protocol.AMQP_1_0)))); |
| |
| final String queueName = getTestName(); |
| String consumerQueue = String.format(LEGACY_ADDRESS_URL, queueName, 10); |
| doTestLowPriorityConsumerDoesNotReceiveMessagesIfHigherPriorityAvailable(queueName, consumerQueue); |
| } |
| |
| private void doTestLowPriorityConsumerDoesNotReceiveMessagesIfHigherPriorityAvailable(final String queueName, |
| final String consumerQueue) |
| throws Exception |
| { |
| final Queue queue = createQueue(queueName); |
| final Connection consumingConnection = getConnection(); |
| try |
| { |
| final Connection producingConnection = getConnectionBuilder().setSyncPublish(true).build(); |
| try |
| { |
| final Session consumingSession = consumingConnection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| consumingConnection.start(); |
| |
| final MessageConsumer consumer = |
| consumingSession.createConsumer(consumingSession.createQueue(consumerQueue)); |
| assertNull("There should be no messages in the queue", consumer.receive(getShortReceiveTimeout())); |
| |
| final Connection secondConsumingConnection = getConnection(); |
| try |
| { |
| final Session secondConsumingSession = |
| secondConsumingConnection.createSession(false, Session.CLIENT_ACKNOWLEDGE); |
| secondConsumingConnection.start(); |
| |
| final MessageConsumer standardPriorityConsumer = secondConsumingSession.createConsumer(queue); |
| assertNull("There should be no messages in the queue", |
| standardPriorityConsumer.receive(getShortReceiveTimeout())); |
| |
| final Session producingSession = producingConnection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| final MessageProducer producer = producingSession.createProducer(queue); |
| producer.send(producingSession.createTextMessage(getTestName())); |
| assertNull("Message should not go to the low priority consumer", |
| consumer.receive(getShortReceiveTimeout())); |
| producer.send(producingSession.createTextMessage(getTestName() + " 2")); |
| assertNull("Message should not go to the low priority consumer", |
| consumer.receive(getShortReceiveTimeout())); |
| |
| assertNotNull(standardPriorityConsumer.receive(getReceiveTimeout())); |
| assertNotNull(standardPriorityConsumer.receive(getReceiveTimeout())); |
| } |
| finally |
| { |
| secondConsumingConnection.close(); |
| } |
| } |
| finally |
| { |
| producingConnection.close(); |
| } |
| } |
| finally |
| { |
| consumingConnection.close(); |
| } |
| } |
| |
| @Test |
| public void testLowPriorityConsumerReceiveMessagesIfHigherPriorityConsumerHasNoCredit() throws Exception |
| { |
| assumeThat("Only legacy client implements this feature", getProtocol(), is(not(equalTo(Protocol.AMQP_1_0)))); |
| |
| final String queueName = getTestName(); |
| final Queue queue = createQueue(queueName); |
| final Connection consumingConnection = getConnection(); |
| try |
| { |
| final Connection producingConnection = getConnectionBuilder().setSyncPublish(true).build(); |
| try |
| { |
| final Session consumingSession = consumingConnection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| consumingConnection.start(); |
| final Queue consumerDestination = |
| consumingSession.createQueue(String.format(LEGACY_BINDING_URL, queueName, queueName, 10)); |
| final MessageConsumer consumer = consumingSession.createConsumer(consumerDestination); |
| assertNull("There should be no messages in the queue", consumer.receive(getShortReceiveTimeout())); |
| |
| final Connection secondConsumingConnection = getConnectionBuilder().setPrefetch(2).build(); |
| try |
| { |
| final Session secondConsumingSession = |
| secondConsumingConnection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| secondConsumingConnection.start(); |
| final MessageConsumer standardPriorityConsumer = secondConsumingSession.createConsumer(queue); |
| assertNull("There should be no messages in the queue", |
| standardPriorityConsumer.receive(getShortReceiveTimeout())); |
| |
| final Session producingSession = producingConnection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| final MessageProducer producer = producingSession.createProducer(queue); |
| |
| producer.send(createTextMessage(1, producingSession)); |
| assertNull("Message should not go to the low priority consumer", |
| consumer.receive(getShortReceiveTimeout())); |
| producer.send(createTextMessage(2, producingSession)); |
| assertNull("Message should not go to the low priority consumer", |
| consumer.receive(getShortReceiveTimeout())); |
| producer.send(createTextMessage(3, producingSession)); |
| final Message message = consumer.receive(getReceiveTimeout()); |
| assertNotNull( |
| "Message should go to the low priority consumer as standard priority consumer has no credit", |
| message); |
| assertTrue("Message is not a text message", message instanceof TextMessage); |
| assertEquals(getTestName() + " 3", ((TextMessage) message).getText()); |
| } |
| finally |
| { |
| secondConsumingConnection.close(); |
| } |
| } |
| finally |
| { |
| producingConnection.close(); |
| } |
| } |
| finally |
| { |
| consumingConnection.close(); |
| } |
| } |
| |
| @Test |
| public void testLowPriorityConsumerReceiveMessagesIfHigherPriorityConsumerDoesNotSelect() throws Exception |
| { |
| assumeThat("Only legacy client implements this feature", getProtocol(), is(not(equalTo(Protocol.AMQP_1_0)))); |
| |
| final String queueName = getTestName(); |
| final Queue queue = createQueue(queueName); |
| Connection consumingConnection = getConnection(); |
| try |
| { |
| Connection producingConnection = getConnectionBuilder().setSyncPublish(true).build(); |
| try |
| { |
| Session consumingSession = consumingConnection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| consumingConnection.start(); |
| |
| Session producingSession = producingConnection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| |
| final Queue consumerDestination = |
| consumingSession.createQueue(String.format(LEGACY_BINDING_URL, queueName, queueName, 10)); |
| final MessageConsumer consumer = consumingSession.createConsumer(consumerDestination); |
| assertNull("There should be no messages in the queue", consumer.receive(getShortReceiveTimeout())); |
| |
| final Connection secondConsumingConnection = getConnection(); |
| try |
| { |
| final Session secondConsumingSession = |
| secondConsumingConnection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| secondConsumingConnection.start(); |
| final MessageConsumer standardPriorityConsumer = |
| secondConsumingSession.createConsumer(queue, |
| "msg <> 2"); |
| assertNull("There should be no messages in the queue", standardPriorityConsumer.receive( |
| getShortReceiveTimeout())); |
| |
| final MessageProducer producer = producingSession.createProducer(queue); |
| |
| producer.send(createTextMessage(1, producingSession)); |
| assertNull("Message should not go to the low priority consumer", consumer.receive( |
| getShortReceiveTimeout())); |
| producer.send(createTextMessage(2, producingSession)); |
| Message message = consumer.receive(getReceiveTimeout()); |
| assertNotNull( |
| "Message should go to the low priority consumer as standard priority consumer is not interested", |
| message); |
| assertTrue("Message is not a text message", message instanceof TextMessage); |
| assertEquals(getTestName() + " 2", ((TextMessage) message).getText()); |
| } |
| finally |
| { |
| secondConsumingConnection.close(); |
| } |
| } |
| finally |
| { |
| producingConnection.close(); |
| } |
| } |
| finally |
| { |
| consumingConnection.close(); |
| } |
| } |
| |
| private long getShortReceiveTimeout() |
| { |
| return getReceiveTimeout() / 4; |
| } |
| |
| |
| private TextMessage createTextMessage(final int msgId, final Session producingSession) throws JMSException |
| { |
| TextMessage textMessage = producingSession.createTextMessage(getTestName() + " " + msgId); |
| textMessage.setIntProperty("msg", msgId); |
| return textMessage; |
| } |
| } |