/*
* 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.artemis.tests.integration.jms.connection;
import javax.jms.Connection;
import javax.jms.Session;
import java.lang.ref.WeakReference;
import java.util.Iterator;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import org.apache.activemq.artemis.api.core.TransportConfiguration;
import org.apache.activemq.artemis.api.jms.ActiveMQJMSClient;
import org.apache.activemq.artemis.api.jms.JMSFactoryType;
import org.apache.activemq.artemis.core.remoting.CloseListener;
import org.apache.activemq.artemis.jms.client.ActiveMQConnectionFactory;
import org.apache.activemq.artemis.spi.core.protocol.RemotingConnection;
import org.apache.activemq.artemis.tests.util.ActiveMQTestBase;
import org.apache.activemq.artemis.tests.util.JMSTestBase;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
/**
* A CloseConnectionOnGCTest
*/
public class CloseConnectionOnGCTest extends JMSTestBase {
private ActiveMQConnectionFactory cf;
@Override
@Before
public void setUp() throws Exception {
super.setUp();
cf = ActiveMQJMSClient.createConnectionFactoryWithoutHA(JMSFactoryType.CF, new TransportConfiguration(INVM_CONNECTOR_FACTORY));
cf.setBlockOnDurableSend(true);
cf.setPreAcknowledge(true);
}
@Test
public void testCloseOneConnectionOnGC() throws Exception {
// Debug - don't remove this until intermittent failure with this test is fixed
int initialConns = server.getRemotingService().getConnections().size();
Assert.assertEquals(0, initialConns);
Connection conn = cf.createConnection();
WeakReference<Connection> wr = new WeakReference<>(conn);
Assert.assertEquals(1, server.getRemotingService().getConnections().size());
final CountDownLatch latch = new CountDownLatch(1);
Iterator<RemotingConnection> connectionIterator = server.getRemotingService().getConnections().iterator();
connectionIterator.next().addCloseListener(new CloseListener() {
@Override
public void connectionClosed() {
latch.countDown();
}
});
conn = null;
ActiveMQTestBase.checkWeakReferences(wr);
latch.await(5000, TimeUnit.MILLISECONDS);
Assert.assertEquals(0, server.getRemotingService().getConnections().size());
}
@Test
public void testCloseSeveralConnectionOnGC() throws Exception {
Connection conn1 = cf.createConnection();
Connection conn2 = cf.createConnection();
Connection conn3 = cf.createConnection();
WeakReference<Connection> wr1 = new WeakReference<>(conn1);
WeakReference<Connection> wr2 = new WeakReference<>(conn2);
WeakReference<Connection> wr3 = new WeakReference<>(conn3);
Assert.assertEquals(3, server.getRemotingService().getConnections().size());
final CountDownLatch latch = new CountDownLatch(3);
Iterator<RemotingConnection> connectionIterator = server.getRemotingService().getConnections().iterator();
while (connectionIterator.hasNext()) {
RemotingConnection remotingConnection = connectionIterator.next();
remotingConnection.addCloseListener(new CloseListener() {
@Override
public void connectionClosed() {
latch.countDown();
}
});
}
conn1 = null;
conn2 = null;
conn3 = null;
ActiveMQTestBase.checkWeakReferences(wr1, wr2, wr3);
latch.await(5000, TimeUnit.MILLISECONDS);
Assert.assertEquals(0, server.getRemotingService().getConnections().size());
}
@Test
public void testCloseSeveralConnectionsWithSessionsOnGC() throws Exception {
Connection conn1 = cf.createConnection();
Connection conn2 = cf.createConnection();
Connection conn3 = cf.createConnection();
WeakReference<Connection> wr1 = new WeakReference<>(conn1);
WeakReference<Connection> wr2 = new WeakReference<>(conn2);
WeakReference<Connection> wr3 = new WeakReference<>(conn3);
Session sess1 = conn1.createSession(false, Session.AUTO_ACKNOWLEDGE);
Session sess2 = conn1.createSession(false, Session.AUTO_ACKNOWLEDGE);
Session sess3 = conn2.createSession(false, Session.AUTO_ACKNOWLEDGE);
Session sess4 = conn2.createSession(false, Session.AUTO_ACKNOWLEDGE);
Session sess5 = conn3.createSession(false, Session.AUTO_ACKNOWLEDGE);
Session sess6 = conn3.createSession(false, Session.AUTO_ACKNOWLEDGE);
Session sess7 = conn3.createSession(false, Session.AUTO_ACKNOWLEDGE);
final CountDownLatch latch = new CountDownLatch(3);
Iterator<RemotingConnection> connectionIterator = server.getRemotingService().getConnections().iterator();
while (connectionIterator.hasNext()) {
RemotingConnection remotingConnection = connectionIterator.next();
remotingConnection.addCloseListener(new CloseListener() {
@Override
public void connectionClosed() {
latch.countDown();
}
});
}
sess1 = sess2 = sess3 = sess4 = sess5 = sess6 = sess7 = null;
conn1 = null;
conn2 = null;
conn3 = null;
ActiveMQTestBase.checkWeakReferences(wr1, wr2, wr3);
latch.await(5000, TimeUnit.MILLISECONDS);
Assert.assertEquals(0, server.getRemotingService().getConnections().size());
}
}