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* 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.
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package org.apache.activemq.artemis.tests.integration.client;
import java.util.concurrent.atomic.AtomicBoolean;
import org.apache.activemq.artemis.api.core.SimpleString;
import org.apache.activemq.artemis.api.core.client.ClientConsumer;
import org.apache.activemq.artemis.api.core.client.ClientMessage;
import org.apache.activemq.artemis.api.core.client.ClientProducer;
import org.apache.activemq.artemis.api.core.client.ClientSession;
import org.apache.activemq.artemis.api.core.client.ClientSessionFactory;
import org.apache.activemq.artemis.api.core.client.MessageHandler;
import org.apache.activemq.artemis.api.core.client.ServerLocator;
import org.apache.activemq.artemis.core.config.Configuration;
import org.apache.activemq.artemis.core.server.ActiveMQServer;
import org.apache.activemq.artemis.core.server.Queue;
import org.apache.activemq.artemis.tests.util.ActiveMQTestBase;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
public class ReceiveImmediateTest extends ActiveMQTestBase {
private ActiveMQServer server;
private final SimpleString QUEUE = new SimpleString("ReceiveImmediateTest.queue");
private final SimpleString ADDRESS = new SimpleString("ReceiveImmediateTest.address");
private ServerLocator locator;
@Override
@Before
public void setUp() throws Exception {
super.setUp();
Configuration config = createDefaultInVMConfig();
server = createServer(false, config);
server.start();
locator = createInVMNonHALocator();
}
private ClientSessionFactory sf;
@Test
public void testConsumerReceiveImmediateWithNoMessages() throws Exception {
doConsumerReceiveImmediateWithNoMessages(false);
}
@Test
public void testConsumerReceiveImmediate() throws Exception {
doConsumerReceiveImmediate(false);
}
@Test
public void testBrowserReceiveImmediateWithNoMessages() throws Exception {
doConsumerReceiveImmediateWithNoMessages(true);
}
@Test
public void testBrowserReceiveImmediate() throws Exception {
doConsumerReceiveImmediate(true);
}
@Test
public void testConsumerReceiveImmediateWithSessionStop() throws Exception {
locator.setBlockOnNonDurableSend(true).setBlockOnAcknowledge(true).setAckBatchSize(0);
sf = createSessionFactory(locator);
ClientSession session = sf.createSession(false, true, true);
session.createQueue(ADDRESS, QUEUE, null, false);
ClientConsumer consumer = session.createConsumer(QUEUE, null, false);
session.start();
session.stop();
Assert.assertNull(consumer.receiveImmediate());
session.start();
long start = System.currentTimeMillis();
ClientMessage msg = consumer.receive(2000);
long end = System.currentTimeMillis();
Assert.assertNull(msg);
// we waited for at least 2000ms
Assert.assertTrue("waited only " + (end - start), end - start >= 2000);
consumer.close();
session.close();
}
// https://jira.jboss.org/browse/HORNETQ-450
@Test
public void testReceivedImmediateFollowedByReceive() throws Exception {
locator.setBlockOnNonDurableSend(true);
sf = createSessionFactory(locator);
ClientSession session = sf.createSession(false, true, true);
session.createQueue(ADDRESS, QUEUE, null, false);
ClientProducer producer = session.createProducer(ADDRESS);
ClientMessage message = session.createMessage(false);
producer.send(message);
ClientConsumer consumer = session.createConsumer(QUEUE, null, false);
session.start();
ClientMessage received = consumer.receiveImmediate();
assertNotNull(received);
received.acknowledge();
received = consumer.receive(1);
assertNull(received);
session.close();
}
// https://jira.jboss.org/browse/HORNETQ-450
@Test
public void testReceivedImmediateFollowedByAsyncConsume() throws Exception {
locator.setBlockOnNonDurableSend(true);
sf = createSessionFactory(locator);
ClientSession session = sf.createSession(false, true, true);
session.createQueue(ADDRESS, QUEUE, null, false);
ClientProducer producer = session.createProducer(ADDRESS);
ClientMessage message = session.createMessage(false);
producer.send(message);
ClientConsumer consumer = session.createConsumer(QUEUE, null, false);
session.start();
ClientMessage received = consumer.receiveImmediate();
assertNotNull(received);
received.acknowledge();
final AtomicBoolean receivedAsync = new AtomicBoolean(false);
consumer.setMessageHandler(new MessageHandler() {
@Override
public void onMessage(ClientMessage message) {
receivedAsync.set(true);
}
});
Thread.sleep(1000);
assertFalse(receivedAsync.get());
session.close();
}
private void doConsumerReceiveImmediateWithNoMessages(final boolean browser) throws Exception {
locator.setBlockOnNonDurableSend(true).setBlockOnAcknowledge(true).setAckBatchSize(0);
sf = createSessionFactory(locator);
ClientSession session = sf.createSession(false, true, false);
session.createQueue(ADDRESS, QUEUE, null, false);
ClientConsumer consumer = session.createConsumer(QUEUE, null, browser);
session.start();
ClientMessage message = consumer.receiveImmediate();
Assert.assertNull(message);
session.close();
}
private void doConsumerReceiveImmediate(final boolean browser) throws Exception {
locator.setBlockOnNonDurableSend(true).setBlockOnAcknowledge(true).setAckBatchSize(0);
sf = createSessionFactory(locator);
ClientSession session = sf.createSession(false, true, true);
session.createQueue(ADDRESS, QUEUE, null, false);
ClientProducer producer = session.createProducer(ADDRESS);
final int numMessages = 100;
for (int i = 0; i < numMessages; i++) {
ClientMessage message = createTextMessage(session, "m" + i);
producer.send(message);
}
ClientConsumer consumer = session.createConsumer(QUEUE, null, browser);
session.start();
for (int i = 0; i < numMessages; i++) {
ClientMessage message2 = consumer.receiveImmediate();
Assert.assertNotNull("did not receive message " + i, message2);
Assert.assertEquals("m" + i, message2.getBodyBuffer().readString());
if (!browser) {
message2.acknowledge();
}
}
Assert.assertEquals(0, ((Queue) server.getPostOffice().getBinding(QUEUE).getBindable()).getDeliveringCount());
Assert.assertNull(consumer.receiveImmediate());
Assert.assertEquals(0, ((Queue) server.getPostOffice().getBinding(QUEUE).getBindable()).getDeliveringCount());
int messagesOnServer = browser ? numMessages : 0;
Assert.assertEquals(messagesOnServer, getMessageCount(((Queue) server.getPostOffice().getBinding(QUEUE).getBindable())));
consumer.close();
session.close();
}
}