activemq-unit-tests/src/test/java/org/apache/activemq/broker/virtual/VirtualTopicWildcardTest.java

/**
 * 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
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package org.apache.activemq.broker.virtual;

import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.broker.region.DestinationInterceptor;
import org.apache.activemq.broker.region.virtual.VirtualDestination;
import org.apache.activemq.broker.region.virtual.VirtualDestinationInterceptor;
import org.apache.activemq.broker.region.virtual.VirtualTopic;
import org.apache.activemq.command.ActiveMQQueue;
import org.apache.activemq.command.ActiveMQTopic;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.spring.ConsumerBean;
import org.apache.activemq.util.Wait;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import javax.jms.Connection;
import javax.jms.Destination;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.MessageProducer;
import javax.jms.Session;

import static junit.framework.TestCase.assertEquals;
import static junit.framework.TestCase.assertNotNull;
import static org.junit.Assert.assertTrue;

// https://issues.apache.org/jira/browse/AMQ-6643
public class VirtualTopicWildcardTest {
    
    private static final Logger LOG = LoggerFactory.getLogger(VirtualTopicWildcardTest.class);

    protected int total = 3;
    protected Connection connection;
    BrokerService brokerService;

    @Before
    public void init() throws Exception {
        brokerService = createBroker();
        brokerService.start();
        connection = createConnection();
        connection.start();
    }

    @After
    public void afer() throws Exception {
        connection.close();
        brokerService.stop();
    }

    @Test
    public void testWildcardAndSimpleConsumerShareMessages() throws Exception {

        ConsumerBean messageList1 = new ConsumerBean("1:");
        ConsumerBean messageList2 = new ConsumerBean("2:");
        ConsumerBean messageList3 = new ConsumerBean("3:");

        messageList1.setVerbose(true);
        messageList2.setVerbose(true);
        messageList3.setVerbose(true);

        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);

        Destination producerDestination = new ActiveMQTopic("VirtualTopic.TEST.A.IT");
        Destination destination1 = new ActiveMQQueue("Consumer.1.VirtualTopic.TEST.>");
        Destination destination2 = new ActiveMQQueue("Consumer.1.VirtualTopic.TEST.A.IT");
        Destination destination3 = new ActiveMQQueue("Consumer.1.VirtualTopic.TEST.B.IT");

        LOG.info("Sending to: " + producerDestination);
        LOG.info("Consuming from: " + destination1 + " and " + destination2 + ", and " + destination3);

        MessageConsumer c1 = session.createConsumer(destination1, null);
        MessageConsumer c2 = session.createConsumer(destination2, null);
        // this consumer should get no messages
        MessageConsumer c3 = session.createConsumer(destination3, null);

        c1.setMessageListener(messageList1);
        c2.setMessageListener(messageList2);
        c3.setMessageListener(messageList3);

        // create topic producer
        MessageProducer producer = session.createProducer(producerDestination);
        assertNotNull(producer);

        for (int i = 0; i < total; i++) {
            producer.send(createMessage(session, i));
        }

        assertMessagesArrived(messageList1, messageList2);
        assertEquals(0, messageList3.getMessages().size());

    }

    private Message createMessage(Session session, int i) throws JMSException {
        return session.createTextMessage("val=" + i);
    }

    private Connection createConnection() throws Exception {
        ActiveMQConnectionFactory cf = new ActiveMQConnectionFactory(brokerService.getVmConnectorURI());
        cf.setWatchTopicAdvisories(false);
        return cf.createConnection();
    }

    protected void assertMessagesArrived(final ConsumerBean messageList1, final ConsumerBean messageList2) {
        try {
            assertTrue("expected", Wait.waitFor(new Wait.Condition() {
                @Override
                public boolean isSatisified() throws Exception {
                    LOG.info("One: " + messageList1.getMessages().size() + ", Two:" + messageList2.getMessages().size());
                    return messageList1.getMessages().size() + messageList2.getMessages().size() == 2 * total;
                }
            }));
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    protected BrokerService createBroker() throws Exception {

        BrokerService broker = new BrokerService();
        broker.setAdvisorySupport(false);
        broker.setPersistent(false);

        VirtualTopic virtualTopic = new VirtualTopic();
        VirtualDestinationInterceptor interceptor = new VirtualDestinationInterceptor();
        interceptor.setVirtualDestinations(new VirtualDestination[]{virtualTopic});
        broker.setDestinationInterceptors(new DestinationInterceptor[]{interceptor});
        return broker;
    }
}