/**
* 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.Connection;
import javax.jms.ConnectionFactory;
import javax.jms.JMSException;
import javax.jms.MessageConsumer;
import javax.jms.MessageProducer;
import javax.jms.Session;
import javax.jms.TextMessage;
import javax.jms.Topic;
import java.net.URI;
import java.util.Iterator;
import java.util.Set;
import org.apache.activemq.advisory.DestinationSource;
import org.apache.activemq.artemis.api.core.SimpleString;
import org.apache.activemq.artemis.core.postoffice.PostOffice;
import org.apache.activemq.broker.BrokerFactory;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.broker.artemiswrapper.ArtemisBrokerWrapper;
import org.apache.activemq.command.ActiveMQDestination;
import org.apache.activemq.command.ActiveMQTopic;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
public class RemoveDestinationTest {
private static final String TCP_BROKER_URL = "tcp://localhost:61616?create=false";
private static final String BROKER_URL = "broker:tcp://localhost:61616?broker.persistent=false&broker.useJmx=true";
BrokerService broker;
@Before
public void setUp() throws Exception {
BrokerService.disableWrapper = true;
broker = BrokerFactory.createBroker(new URI(BROKER_URL));
broker.start();
broker.waitUntilStarted();
}
@After
public void tearDown() throws Exception {
BrokerService.disableWrapper = false;
broker.stop();
broker.waitUntilStopped();
broker = null;
}
private Connection createConnection(final boolean start) throws JMSException {
ConnectionFactory cf = new ActiveMQConnectionFactory(TCP_BROKER_URL);
Connection conn = cf.createConnection();
if (start) {
conn.start();
}
return conn;
}
@Test
public void testRemoveDestinationWithoutSubscriber() throws Exception {
ActiveMQConnection amqConnection = (ActiveMQConnection) createConnection(true);
DestinationSource destinationSource = amqConnection.getDestinationSource();
Session session = amqConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);
Topic topic = session.createTopic("TEST.FOO");
MessageProducer producer = session.createProducer(topic);
MessageConsumer consumer = session.createConsumer(topic);
TextMessage msg = session.createTextMessage("Hellow World");
producer.send(msg);
assertNotNull(consumer.receive(5000));
Thread.sleep(1000);
ActiveMQTopic amqTopic = (ActiveMQTopic) topic;
assertTrue(destinationSource.getTopics().contains(amqTopic));
consumer.close();
producer.close();
session.close();
Thread.sleep(3000);
amqConnection.destroyDestination((ActiveMQDestination) topic);
Thread.sleep(3000);
assertFalse(destinationSource.getTopics().contains(amqTopic));
}
@Test
public void testRemoveDestinationWithSubscriber() throws Exception {
ActiveMQConnection amqConnection = (ActiveMQConnection) createConnection(true);
DestinationSource destinationSource = amqConnection.getDestinationSource();
Session session = amqConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);
Topic topic = session.createTopic("TEST.FOO");
MessageProducer producer = session.createProducer(topic);
MessageConsumer consumer = session.createConsumer(topic);
TextMessage msg = session.createTextMessage("Hellow World");
producer.send(msg);
assertNotNull(consumer.receive(5000));
Thread.sleep(1000);
ActiveMQTopic amqTopic = (ActiveMQTopic) topic;
assertTrue(destinationPresentInAdminView(amqTopic));
assertTrue(destinationSource.getTopics().contains(amqTopic));
// This line generates a broker error since the consumer is still active.
try {
amqConnection.destroyDestination((ActiveMQDestination) topic);
fail("expect exception on destroy if comsumer present");
} catch (JMSException expected) {
assertTrue(expected.getMessage().indexOf(amqTopic.getTopicName()) != -1);
}
Thread.sleep(3000);
assertTrue(destinationSource.getTopics().contains(amqTopic));
assertTrue(destinationPresentInAdminView(amqTopic));
consumer.close();
producer.close();
session.close();
Thread.sleep(3000);
// The destination will not be removed with this call, but if you remove
// the call above that generates the error it will.
amqConnection.destroyDestination(amqTopic);
Thread.sleep(3000);
assertFalse(destinationSource.getTopics().contains(amqTopic));
assertFalse(destinationPresentInAdminView(amqTopic));
}
private boolean destinationPresentInAdminView(ActiveMQTopic amqTopic) throws Exception {
boolean found = false;
ArtemisBrokerWrapper wrapper = (ArtemisBrokerWrapper) broker.getBroker();
PostOffice po = wrapper.getServer().getPostOffice();
Set<SimpleString> addressSet = po.getAddresses();
Iterator<SimpleString> iter = addressSet.iterator();
String addressToFind = amqTopic.getPhysicalName();
while (iter.hasNext()) {
if (addressToFind.equals(iter.next().toString())) {
found = true;
break;
}
}
return found;
}
}