/**
* 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.broker.scheduler;
import java.io.File;
import java.util.List;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import javax.jms.Connection;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.MessageListener;
import javax.jms.MessageProducer;
import javax.jms.Session;
import javax.jms.TextMessage;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.EmbeddedBrokerTestSupport;
import org.apache.activemq.ScheduledMessage;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.util.IOHelper;
import org.apache.activemq.util.ProducerThread;
import org.apache.activemq.util.Wait;
public class JmsSchedulerTest extends EmbeddedBrokerTestSupport {
public void testCron() throws Exception {
final int COUNT = 10;
final AtomicInteger count = new AtomicInteger();
Connection connection = createConnection();
Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
MessageConsumer consumer = session.createConsumer(destination);
final CountDownLatch latch = new CountDownLatch(COUNT);
consumer.setMessageListener(new MessageListener() {
public void onMessage(Message message) {
latch.countDown();
count.incrementAndGet();
}
});
connection.start();
MessageProducer producer = session.createProducer(destination);
TextMessage message = session.createTextMessage("test msg");
long time = 1000;
message.setStringProperty(ScheduledMessage.AMQ_SCHEDULED_CRON, "* * * * *");
message.setLongProperty(ScheduledMessage.AMQ_SCHEDULED_DELAY, time);
message.setLongProperty(ScheduledMessage.AMQ_SCHEDULED_PERIOD, 500);
message.setIntProperty(ScheduledMessage.AMQ_SCHEDULED_REPEAT, COUNT - 1);
producer.send(message);
producer.close();
Thread.sleep(500);
SchedulerBroker sb = (SchedulerBroker) this.broker.getBroker().getAdaptor(SchedulerBroker.class);
JobScheduler js = sb.getJobScheduler();
List<Job> list = js.getAllJobs();
assertEquals(1, list.size());
latch.await(240, TimeUnit.SECONDS);
assertEquals(COUNT, count.get());
}
public void testSchedule() throws Exception {
final int COUNT = 1;
Connection connection = createConnection();
Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
MessageConsumer consumer = session.createConsumer(destination);
final CountDownLatch latch = new CountDownLatch(COUNT);
consumer.setMessageListener(new MessageListener() {
public void onMessage(Message message) {
latch.countDown();
}
});
connection.start();
long time = 5000;
MessageProducer producer = session.createProducer(destination);
TextMessage message = session.createTextMessage("test msg");
message.setLongProperty(ScheduledMessage.AMQ_SCHEDULED_DELAY, time);
producer.send(message);
producer.close();
// make sure the message isn't delivered early
Thread.sleep(2000);
assertEquals(latch.getCount(), COUNT);
latch.await(5, TimeUnit.SECONDS);
assertEquals(latch.getCount(), 0);
}
public void testTransactedSchedule() throws Exception {
final int COUNT = 1;
Connection connection = createConnection();
final Session session = connection.createSession(true, Session.SESSION_TRANSACTED);
MessageConsumer consumer = session.createConsumer(destination);
final CountDownLatch latch = new CountDownLatch(COUNT);
consumer.setMessageListener(new MessageListener() {
public void onMessage(Message message) {
try {
session.commit();
} catch (JMSException e) {
e.printStackTrace();
}
latch.countDown();
}
});
connection.start();
long time = 5000;
MessageProducer producer = session.createProducer(destination);
TextMessage message = session.createTextMessage("test msg");
message.setLongProperty(ScheduledMessage.AMQ_SCHEDULED_DELAY, time);
producer.send(message);
session.commit();
producer.close();
// make sure the message isn't delivered early
Thread.sleep(2000);
assertEquals(latch.getCount(), COUNT);
latch.await(5, TimeUnit.SECONDS);
assertEquals(latch.getCount(), 0);
}
public void testScheduleRepeated() throws Exception {
final int NUMBER = 10;
final AtomicInteger count = new AtomicInteger();
Connection connection = createConnection();
Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
MessageConsumer consumer = session.createConsumer(destination);
final CountDownLatch latch = new CountDownLatch(NUMBER);
consumer.setMessageListener(new MessageListener() {
public void onMessage(Message message) {
latch.countDown();
count.incrementAndGet();
}
});
connection.start();
MessageProducer producer = session.createProducer(destination);
TextMessage message = session.createTextMessage("test msg");
long time = 1000;
message.setLongProperty(ScheduledMessage.AMQ_SCHEDULED_DELAY, time);
message.setLongProperty(ScheduledMessage.AMQ_SCHEDULED_PERIOD, 500);
message.setIntProperty(ScheduledMessage.AMQ_SCHEDULED_REPEAT, NUMBER - 1);
producer.send(message);
producer.close();
assertEquals(latch.getCount(), NUMBER);
latch.await(10, TimeUnit.SECONDS);
assertEquals(0, latch.getCount());
// wait a little longer - make sure we only get NUMBER of replays
Thread.sleep(1000);
assertEquals(NUMBER, count.get());
}
public void testScheduleRestart() throws Exception {
// send a message
Connection connection = createConnection();
Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
connection.start();
MessageProducer producer = session.createProducer(destination);
TextMessage message = session.createTextMessage("test msg");
long time = 5000;
message.setLongProperty(ScheduledMessage.AMQ_SCHEDULED_DELAY, time);
producer.send(message);
producer.close();
//restart broker
broker.stop();
broker.waitUntilStopped();
broker = createBroker(false);
broker.start();
broker.waitUntilStarted();
// consume the message
connection = createConnection();
connection.start();
session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
MessageConsumer consumer = session.createConsumer(destination);
Message msg = consumer.receive(5000);
assertNotNull("Didn't receive the message", msg);
//send another message
producer = session.createProducer(destination);
message.setLongProperty(ScheduledMessage.AMQ_SCHEDULED_DELAY, time);
producer.send(message);
producer.close();
}
public void testJobSchedulerStoreUsage() throws Exception {
// Shrink the store limit down so we get the producer to block
broker.getSystemUsage().getJobSchedulerUsage().setLimit(10 * 1024);
ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory("vm://localhost");
Connection conn = factory.createConnection();
conn.start();
Session sess = conn.createSession(false, Session.AUTO_ACKNOWLEDGE);
final long time = 5000;
final ProducerThread producer = new ProducerThread(sess, destination) {
@Override
protected Message createMessage(int i) throws Exception {
Message message = super.createMessage(i);
message.setLongProperty(ScheduledMessage.AMQ_SCHEDULED_DELAY, time);
return message;
}
};
producer.setMessageCount(100);
producer.start();
MessageConsumer consumer = sess.createConsumer(destination);
final CountDownLatch latch = new CountDownLatch(100);
consumer.setMessageListener(new MessageListener() {
public void onMessage(Message message) {
latch.countDown();
}
});
// wait for the producer to block, which should happen immediately, and also wait long
// enough for the delay to elapse. We should see no deliveries as the send should block
// on the first message.
Thread.sleep(10000l);
assertEquals(100, latch.getCount());
// Increase the store limit so the producer unblocks. Everything should enqueue at this point.
broker.getSystemUsage().getJobSchedulerUsage().setLimit(1024 * 1024 * 33);
// Wait long enough that the messages are enqueued and the delivery delay has elapsed.
Thread.sleep(10000l);
// Make sure we sent all the messages we expected to send
Wait.waitFor(new Wait.Condition() {
public boolean isSatisified() throws Exception {
return producer.getSentCount() == producer.getMessageCount();
}
}, 20000l);
assertEquals("Producer didn't send all messages", producer.getMessageCount(), producer.getSentCount());
// Make sure we got all the messages we expected to get
latch.await(20000l, TimeUnit.MILLISECONDS);
assertEquals("Consumer did not receive all messages.", 0, latch.getCount());
}
@Override
protected void setUp() throws Exception {
bindAddress = "vm://localhost";
super.setUp();
}
@Override
protected BrokerService createBroker() throws Exception {
return createBroker(true);
}
protected BrokerService createBroker(boolean delete) throws Exception {
File schedulerDirectory = new File("target/scheduler");
if (delete) {
IOHelper.mkdirs(schedulerDirectory);
IOHelper.deleteChildren(schedulerDirectory);
}
BrokerService answer = new BrokerService();
answer.setPersistent(isPersistent());
answer.setDeleteAllMessagesOnStartup(true);
answer.setDataDirectory("target");
answer.setSchedulerDirectoryFile(schedulerDirectory);
answer.setSchedulerSupport(true);
answer.setUseJmx(false);
answer.addConnector(bindAddress);
return answer;
}
}