| /** |
| * 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.kahadb; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotNull; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.util.Arrays; |
| import java.util.Collection; |
| |
| import org.apache.activemq.broker.BrokerService; |
| import org.apache.activemq.command.ActiveMQQueue; |
| import org.apache.activemq.command.ActiveMQTextMessage; |
| import org.apache.activemq.command.MessageId; |
| import org.apache.activemq.store.MessageStore; |
| import org.apache.activemq.store.kahadb.MessageDatabase.StoredDestination; |
| import org.apache.activemq.store.kahadb.data.KahaDestination; |
| import org.apache.activemq.store.kahadb.data.KahaUpdateMessageCommand; |
| import org.apache.activemq.store.kahadb.disk.journal.Location; |
| import org.apache.activemq.store.kahadb.disk.page.Transaction; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.TemporaryFolder; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| @RunWith(Parameterized.class) |
| public class MessageDatabaseSizeTest { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(MessageDatabaseSizeTest.class); |
| |
| @Parameters(name = "subStatsEnabled={0}") |
| public static Collection<Object[]> data() { |
| return Arrays.asList(new Object[][] { |
| // Subscription stats on |
| {true}, |
| // Subscription stats off |
| {false} |
| }); |
| } |
| |
| @Rule |
| public TemporaryFolder dataDir = new TemporaryFolder(new File("target")); |
| private final String payload = new String(new byte[1024]); |
| |
| private BrokerService broker = null; |
| private final ActiveMQQueue destination = new ActiveMQQueue("Test"); |
| private KahaDBPersistenceAdapter adapter; |
| private boolean subStatsEnabled; |
| |
| public MessageDatabaseSizeTest(boolean subStatsEnabled) { |
| super(); |
| this.subStatsEnabled = subStatsEnabled; |
| } |
| |
| |
| protected void startBroker() throws Exception { |
| broker = new BrokerService(); |
| broker.setDeleteAllMessagesOnStartup(true); |
| broker.setPersistent(true); |
| broker.setUseJmx(true); |
| broker.setDataDirectory(dataDir.getRoot().getAbsolutePath()); |
| adapter = (KahaDBPersistenceAdapter) broker.getPersistenceAdapter(); |
| adapter.setEnableSubscriptionStatistics(subStatsEnabled); |
| broker.start(); |
| LOG.info("Starting broker.."); |
| } |
| |
| @Before |
| public void start() throws Exception { |
| startBroker(); |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| if (broker != null) { |
| broker.stop(); |
| broker.waitUntilStopped(); |
| } |
| } |
| |
| /** |
| * Test that when only updating the index and not rewriting the message to the journal |
| * that the size doesn't change |
| * |
| * This was broken before AMQ-6356 |
| */ |
| @Test |
| public void testUpdateMessageSameLocation() throws Exception { |
| final KahaDBStore store = adapter.getStore(); |
| MessageId messageId = new MessageId("111:222:333"); |
| ActiveMQTextMessage textMessage = getMessage(new MessageId("111:222:333")); |
| |
| //Add a single message and update once so we can compare the size consistently |
| MessageStore messageStore = store.createQueueMessageStore(destination); |
| messageStore.start(); |
| messageStore.addMessage(broker.getAdminConnectionContext(), textMessage); |
| messageStore.updateMessage(textMessage); |
| |
| Location location = findMessageLocation(messageId.toString(), store.convert(destination)); |
| long existingSize = messageStore.getMessageSize(); |
| |
| //Process the update command for the index and verify the size doesn't change |
| KahaUpdateMessageCommand updateMessageCommand = (KahaUpdateMessageCommand) store.load(location); |
| store.process(updateMessageCommand, location); |
| assertEquals(existingSize, messageStore.getMessageSize()); |
| } |
| |
| @Test |
| public void testUpdateMessageSameLocationDifferentSize() throws Exception { |
| final KahaDBStore store = adapter.getStore(); |
| MessageId messageId = new MessageId("111:222:333"); |
| ActiveMQTextMessage textMessage = getMessage(new MessageId("111:222:333")); |
| |
| //Add a single message and update once so we can compare the size consistently |
| MessageStore messageStore = store.createQueueMessageStore(destination); |
| messageStore.start(); |
| messageStore.addMessage(broker.getAdminConnectionContext(), textMessage); |
| textMessage.setText("new size of message"); |
| messageStore.updateMessage(textMessage); |
| |
| assertNotNull(findMessageLocation(messageId.toString(), store.convert(destination))); |
| |
| } |
| |
| /** |
| * Test that when updating an existing message to a different location in the |
| * journal that the index size doesn't change |
| */ |
| @Test |
| public void testUpdateMessageDifferentLocation() throws Exception { |
| final KahaDBStore store = adapter.getStore(); |
| ActiveMQTextMessage textMessage = getMessage(new MessageId("111:222:333")); |
| |
| //Add a single message and update once so we can compare the size consistently |
| MessageStore messageStore = store.createQueueMessageStore(destination); |
| messageStore.addMessage(broker.getAdminConnectionContext(), textMessage); |
| messageStore.updateMessage(textMessage); |
| |
| //Update again and make sure the size is the same |
| long existingSize = messageStore.getMessageSize(); |
| messageStore.updateMessage(textMessage); |
| assertEquals(existingSize, messageStore.getMessageSize()); |
| } |
| |
| private ActiveMQTextMessage getMessage(final MessageId messageId) throws Exception { |
| ActiveMQTextMessage textMessage = new ActiveMQTextMessage(); |
| textMessage.setMessageId(messageId); |
| textMessage.setText(payload); |
| |
| return textMessage; |
| } |
| |
| private Location findMessageLocation(final String key, final KahaDestination destination) throws IOException { |
| final KahaDBStore store = adapter.getStore(); |
| return store.pageFile.tx().execute(new Transaction.CallableClosure<Location, IOException>() { |
| @Override |
| public Location execute(Transaction tx) throws IOException { |
| StoredDestination sd = store.getStoredDestination(destination, tx); |
| Long sequence = sd.messageIdIndex.get(tx, key); |
| if (sequence == null) { |
| return null; |
| } |
| return sd.orderIndex.get(tx, sequence).location; |
| } |
| }); |
| } |
| |
| } |