/**
* 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.plist;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.broker.region.*;
import org.apache.activemq.broker.region.cursors.FilePendingMessageCursor;
import org.apache.activemq.broker.region.cursors.FilePendingMessageCursorTestSupport;
import org.apache.activemq.command.ActiveMQMessage;
import org.apache.activemq.command.ActiveMQQueue;
import org.apache.activemq.command.MessageId;
import org.apache.activemq.store.kahadb.disk.page.PageFile;
import org.apache.activemq.usage.SystemUsage;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
/**
* @author <a href="http://hiramchirino.com">Hiram Chirino</a>
*/
public class KahaDBFilePendingMessageCursorTest extends FilePendingMessageCursorTestSupport {
@Test
public void testAddRemoveAddIndexSize() throws Exception {
brokerService = new BrokerService();
brokerService.setUseJmx(false);
SystemUsage usage = brokerService.getSystemUsage();
usage.getMemoryUsage().setLimit(1024*150);
String body = new String(new byte[1024]);
Destination destination = new Queue(brokerService, new ActiveMQQueue("Q"), null, new DestinationStatistics(), null);
brokerService.start();
underTest = new FilePendingMessageCursor(brokerService.getBroker(), "test", false);
underTest.setSystemUsage(usage);
LOG.info("start");
final PageFile pageFile = ((PListImpl)underTest.getDiskList()).getPageFile();
LOG.info("page count: " +pageFile.getPageCount());
LOG.info("free count: " + pageFile.getFreePageCount());
LOG.info("content size: " +pageFile.getPageContentSize());
final long initialPageCount = pageFile.getPageCount();
final int numMessages = 1000;
for (int j=0; j<10; j++) {
// ensure free pages are reused
for (int i=0; i< numMessages; i++) {
ActiveMQMessage mqMessage = new ActiveMQMessage();
mqMessage.setStringProperty("body", body);
mqMessage.setMessageId(new MessageId("1:2:3:" + i));
mqMessage.setMemoryUsage(usage.getMemoryUsage());
mqMessage.setRegionDestination(destination);
underTest.addMessageLast(new IndirectMessageReference(mqMessage));
}
assertFalse("cursor is not full " + usage.getTempUsage(), underTest.isFull());
underTest.reset();
long receivedCount = 0;
while(underTest.hasNext()) {
MessageReference ref = underTest.next();
underTest.remove();
ref.decrementReferenceCount();
assertEquals("id is correct", receivedCount++, ref.getMessageId().getProducerSequenceId());
}
assertEquals("got all messages back", receivedCount, numMessages);
LOG.info("page count: " +pageFile.getPageCount());
LOG.info("free count: " + pageFile.getFreePageCount());
LOG.info("content size: " + pageFile.getPageContentSize());
}
assertEquals("expected page usage", initialPageCount, pageFile.getPageCount() - pageFile.getFreePageCount() );
LOG.info("Destroy");
underTest.destroy();
LOG.info("page count: " + pageFile.getPageCount());
LOG.info("free count: " + pageFile.getFreePageCount());
LOG.info("content size: " + pageFile.getPageContentSize());
assertEquals("expected page usage", initialPageCount -1, pageFile.getPageCount() - pageFile.getFreePageCount() );
}
}