/**
* 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.store;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import java.net.URI;
import java.util.Enumeration;
import java.util.Random;
import java.util.concurrent.atomic.AtomicLong;
import javax.jms.BytesMessage;
import javax.jms.Connection;
import javax.jms.DeliveryMode;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.MessageProducer;
import javax.jms.Queue;
import javax.jms.QueueBrowser;
import javax.jms.QueueSession;
import javax.jms.Session;
import javax.jms.Topic;
import javax.jms.TopicSession;
import javax.jms.TopicSubscriber;
import javax.management.ObjectName;
import javax.management.openmbean.CompositeData;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.broker.jmx.DurableSubscriptionViewMBean;
import org.apache.activemq.broker.region.Destination;
import org.apache.activemq.command.ActiveMQDestination;
import org.apache.activemq.command.ActiveMQMessage;
import org.apache.activemq.command.ActiveMQQueue;
import org.apache.activemq.command.ActiveMQTopic;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
*
*
*/
public abstract class AbstractStoreStatTestSupport {
protected static final Logger LOG = LoggerFactory
.getLogger(AbstractStoreStatTestSupport.class);
protected static int defaultMessageSize = 1000;
protected abstract BrokerService getBroker();
protected abstract URI getBrokerConnectURI();
protected Destination consumeTestQueueMessages(String queueName) throws Exception {
// create a new queue
final ActiveMQDestination activeMqQueue = new ActiveMQQueue(
queueName);
Destination dest = getBroker().getDestination(activeMqQueue);
// Start the connection
Connection connection = new ActiveMQConnectionFactory(getBrokerConnectURI())
.createConnection();
connection.setClientID("clientId2" + queueName);
connection.start();
Session session = connection.createSession(false,
QueueSession.AUTO_ACKNOWLEDGE);
Queue queue = session.createQueue(queueName);
try {
MessageConsumer consumer = session.createConsumer(queue);
for (int i = 0; i < 200; i++) {
consumer.receive();
}
} finally {
connection.stop();
}
return dest;
}
protected Destination browseTestQueueMessages(String queueName) throws Exception {
// create a new queue
final ActiveMQDestination activeMqQueue = new ActiveMQQueue(
queueName);
Destination dest = getBroker().getDestination(activeMqQueue);
// Start the connection
Connection connection = new ActiveMQConnectionFactory(getBrokerConnectURI())
.createConnection();
connection.setClientID("clientId2" + queueName);
connection.start();
Session session = connection.createSession(false,
QueueSession.AUTO_ACKNOWLEDGE);
Queue queue = session.createQueue(queueName);
try {
QueueBrowser queueBrowser = session.createBrowser(queue);
@SuppressWarnings("unchecked")
Enumeration<Message> messages = queueBrowser.getEnumeration();
while (messages.hasMoreElements()) {
messages.nextElement();
}
} finally {
connection.stop();
}
return dest;
}
protected Destination consumeDurableTestMessages(Connection connection, String sub,
int size, String topicName, AtomicLong publishedMessageSize) throws Exception {
// create a new queue
final ActiveMQDestination activeMqTopic = new ActiveMQTopic(
topicName);
Destination dest = getBroker().getDestination(activeMqTopic);
Session session = connection.createSession(false,
QueueSession.AUTO_ACKNOWLEDGE);
Topic topic = session.createTopic(topicName);
try {
TopicSubscriber consumer = session.createDurableSubscriber(topic, sub);
for (int i = 0; i < size; i++) {
ActiveMQMessage message = (ActiveMQMessage) consumer.receive();
if (publishedMessageSize != null) {
publishedMessageSize.addAndGet(-message.getSize());
}
}
} finally {
session.close();
}
return dest;
}
protected org.apache.activemq.broker.region.Queue publishTestQueueMessages(int count, String queueName,
int deliveryMode, int messageSize, AtomicLong publishedMessageSize) throws Exception {
// create a new queue
final ActiveMQDestination activeMqQueue = new ActiveMQQueue(
queueName);
Destination dest = getBroker().getDestination(activeMqQueue);
// Start the connection
Connection connection = new ActiveMQConnectionFactory(getBrokerConnectURI())
.createConnection();
connection.setClientID("clientId" + queueName);
connection.start();
Session session = connection.createSession(false,
QueueSession.AUTO_ACKNOWLEDGE);
Queue queue = session.createQueue(queueName);
try {
// publish a bunch of non-persistent messages to fill up the temp
// store
MessageProducer prod = session.createProducer(queue);
prod.setDeliveryMode(deliveryMode);
for (int i = 0; i < count; i++) {
prod.send(createMessage(i, session, messageSize, publishedMessageSize));
}
} finally {
connection.close();
}
return (org.apache.activemq.broker.region.Queue) dest;
}
protected org.apache.activemq.broker.region.Topic publishTestMessagesDurable(Connection connection, String[] subNames, String topicName,
int publishSize, int expectedSize, int messageSize, AtomicLong publishedMessageSize,
boolean verifyBrowsing) throws Exception {
return this.publishTestMessagesDurable(connection, subNames, topicName, publishSize, expectedSize, messageSize,
publishedMessageSize, verifyBrowsing, DeliveryMode.PERSISTENT);
}
protected org.apache.activemq.broker.region.Topic publishTestMessagesDurable(Connection connection, String[] subNames, String topicName,
int publishSize, int expectedSize, int messageSize, AtomicLong publishedMessageSize,
boolean verifyBrowsing, int deliveryMode) throws Exception {
// create a new queue
final ActiveMQDestination activeMqTopic = new ActiveMQTopic(
topicName);
Destination dest = getBroker().getDestination(activeMqTopic);
// Start the connection
Session session = connection.createSession(false,
TopicSession.AUTO_ACKNOWLEDGE);
Topic topic = session.createTopic(topicName);
for (String subName : subNames) {
session.createDurableSubscriber(topic, subName);
}
ObjectName[] subs = null;
if (verifyBrowsing) {
// browse the durable sub - this test is to verify that browsing (which calls createTopicMessageStore)
//in KahaDBStore will not create a brand new store (ie uses the cache) If the cache is not used,
//then the statistics won't be updated properly because a new store would overwrite the old store
//which is still in use
subs = getBroker().getAdminView().getDurableTopicSubscribers();
}
try {
// publish a bunch of non-persistent messages to fill up the temp
// store
MessageProducer prod = session.createProducer(topic);
prod.setDeliveryMode(deliveryMode);
for (int i = 0; i < publishSize; i++) {
prod.send(createMessage(i, session, messageSize, publishedMessageSize));
}
//verify the view has expected messages
if (verifyBrowsing) {
assertNotNull(subs);
assertEquals(subNames.length, subs.length);
ObjectName subName = subs[0];
DurableSubscriptionViewMBean sub = (DurableSubscriptionViewMBean)
getBroker().getManagementContext().newProxyInstance(subName, DurableSubscriptionViewMBean.class, true);
CompositeData[] data = sub.browse();
assertNotNull(data);
assertEquals(expectedSize, data.length);
}
} finally {
session.close();
}
return (org.apache.activemq.broker.region.Topic) dest;
}
/**
* Generate random messages between 100 bytes and maxMessageSize
* @param session
* @return
* @throws JMSException
*/
protected BytesMessage createMessage(int count, Session session, int maxMessageSize, AtomicLong publishedMessageSize) throws JMSException {
final BytesMessage message = session.createBytesMessage();
final Random randomSize = new Random();
int size = randomSize.nextInt((maxMessageSize - 100) + 1) + 100;
LOG.info("Creating message to publish: " + count + ", size: " + size);
if (publishedMessageSize != null) {
publishedMessageSize.addAndGet(size);
}
final byte[] data = new byte[size];
final Random rng = new Random();
rng.nextBytes(data);
message.writeBytes(data);
return message;
}
}