/**
* 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.usage;
import java.io.File;
import javax.jms.Connection;
import javax.jms.Destination;
import javax.jms.Message;
import javax.jms.Session;
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;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class JobSchedulerStoreUsageTest extends EmbeddedBrokerTestSupport {
private static final Logger LOG = LoggerFactory.getLogger(JobSchedulerStoreUsageTest.class);
final int WAIT_TIME_MILLS = 20*1000;
@Override
protected BrokerService createBroker() throws Exception {
File schedulerDirectory = new File("target/scheduler");
IOHelper.mkdirs(schedulerDirectory);
IOHelper.deleteChildren(schedulerDirectory);
BrokerService broker = super.createBroker();
broker.setSchedulerSupport(true);
broker.setSchedulerDirectoryFile(schedulerDirectory);
broker.getSystemUsage().getJobSchedulerUsage().setLimit(7 * 1024);
broker.deleteAllMessages();
return broker;
}
@Override
protected boolean isPersistent() {
return true;
}
public void testJmx() throws Exception {
LOG.info("Initial scheduler usage: {}", broker.getAdminView().getJobSchedulerStorePercentUsage());
ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory("vm://localhost");
Connection conn = factory.createConnection();
conn.start();
Session sess = conn.createSession(false, Session.AUTO_ACKNOWLEDGE);
Destination dest = sess.createQueue(this.getClass().getName());
final ProducerThread producer = new ProducerThread(sess, dest) {
@Override
protected Message createMessage(int i) throws Exception {
Message message = super.createMessage(i);
message.setLongProperty(ScheduledMessage.AMQ_SCHEDULED_DELAY, WAIT_TIME_MILLS / 2);
return message;
}
};
producer.setMessageCount(100);
producer.start();
assertEquals(7 * 1024, broker.getAdminView().getJobSchedulerStoreLimit());
// wait for the producer to block
Thread.sleep(WAIT_TIME_MILLS / 2);
assertTrue(broker.getAdminView().getJobSchedulerStorePercentUsage() > 100);
broker.getAdminView().setJobSchedulerStoreLimit(1024 * 1024 * 33);
Thread.sleep(WAIT_TIME_MILLS);
Wait.waitFor(new Wait.Condition() {
@Override
public boolean isSatisified() throws Exception {
return producer.getSentCount() == producer.getMessageCount();
}
}, WAIT_TIME_MILLS * 2);
assertEquals("Producer didn't send all messages", producer.getMessageCount(), producer.getSentCount());
LOG.info("Final scheduler usage: {}", broker.getAdminView().getJobSchedulerStorePercentUsage());
assertTrue(broker.getAdminView().getJobSchedulerStorePercentUsage() < 100);
}
}