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ActiveMQ example source code file (DemandForwardingBridgeTest.java)

This example ActiveMQ source code file (DemandForwardingBridgeTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - ActiveMQ tags/keywords

connectioninfo, consumerinfo, demandforwardingbridge, exception, exception, message, networkbridgeconfiguration, object, object, producerinfo, sessioninfo, sessioninfo, stubconnection, stubconnection

The ActiveMQ DemandForwardingBridgeTest.java source code

/**
 * 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.network;

import javax.jms.DeliveryMode;

import junit.framework.Test;
import org.apache.activemq.broker.StubConnection;
import org.apache.activemq.command.ActiveMQDestination;
import org.apache.activemq.command.ConnectionInfo;
import org.apache.activemq.command.ConsumerInfo;
import org.apache.activemq.command.Message;
import org.apache.activemq.command.ProducerInfo;
import org.apache.activemq.command.SessionInfo;
import org.apache.activemq.util.Wait;

public class DemandForwardingBridgeTest extends NetworkTestSupport {

    public ActiveMQDestination destination;
    public byte destinationType;
    public int deliveryMode;
    private DemandForwardingBridge bridge;

    public void initCombosForTestSendThenAddConsumer() {
        addCombinationValues("deliveryMode", new Object[] {new Integer(DeliveryMode.NON_PERSISTENT), new Integer(DeliveryMode.PERSISTENT)});
        addCombinationValues("destinationType", new Object[] {new Byte(ActiveMQDestination.QUEUE_TYPE)});
    }

    public void testSendThenAddConsumer() throws Exception {

        // Start a producer on local broker
        StubConnection connection1 = createConnection();
        ConnectionInfo connectionInfo1 = createConnectionInfo();
        SessionInfo sessionInfo1 = createSessionInfo(connectionInfo1);
        ProducerInfo producerInfo = createProducerInfo(sessionInfo1);
        connection1.send(connectionInfo1);
        connection1.send(sessionInfo1);
        connection1.send(producerInfo);

        destination = createDestinationInfo(connection1, connectionInfo1, destinationType);

        // Start a consumer on a remote broker
        final StubConnection connection2 = createRemoteConnection();
        ConnectionInfo connectionInfo2 = createConnectionInfo();
        SessionInfo sessionInfo2 = createSessionInfo(connectionInfo2);
        connection2.send(connectionInfo2);
        connection2.send(sessionInfo2);

        // Send the message to the local broker.
        connection1.send(createMessage(producerInfo, destination, deliveryMode));

        // Verify that the message stayed on the local broker.
        ConsumerInfo consumerInfo1 = createConsumerInfo(sessionInfo1, destination);
        connection1.send(consumerInfo1);
        Message m = receiveMessage(connection1);
        assertNotNull(m);
        // Close consumer to cause the message to rollback.
        connection1.send(consumerInfo1.createRemoveCommand());

        // Now create remote consumer that should cause message to move to this
        // remote consumer.
        ConsumerInfo consumerInfo2 = createConsumerInfo(sessionInfo2, destination);
        connection2.request(consumerInfo2);

        // Make sure the message was delivered via the remote.
        assertTrue("message was received", Wait.waitFor(new Wait.Condition() {
            public boolean isSatisified() throws Exception {
                return receiveMessage(connection2) != null;
            }            
        }));
    }

    public void initCombosForTestAddConsumerThenSend() {
        addCombinationValues("deliveryMode", new Object[] {new Integer(DeliveryMode.NON_PERSISTENT), new Integer(DeliveryMode.PERSISTENT)});
        addCombinationValues("destinationType", new Object[] {new Byte(ActiveMQDestination.QUEUE_TYPE), new Byte(ActiveMQDestination.TOPIC_TYPE)});
    }

    public void testAddConsumerThenSend() throws Exception {

        // Start a producer on local broker
        StubConnection connection1 = createConnection();
        ConnectionInfo connectionInfo1 = createConnectionInfo();
        SessionInfo sessionInfo1 = createSessionInfo(connectionInfo1);
        ProducerInfo producerInfo = createProducerInfo(sessionInfo1);
        connection1.send(connectionInfo1);
        connection1.send(sessionInfo1);
        connection1.send(producerInfo);

        destination = createDestinationInfo(connection1, connectionInfo1, destinationType);

        // Start a consumer on a remote broker
        StubConnection connection2 = createRemoteConnection();
        ConnectionInfo connectionInfo2 = createConnectionInfo();
        SessionInfo sessionInfo2 = createSessionInfo(connectionInfo2);
        connection2.send(connectionInfo2);
        connection2.send(sessionInfo2);
        ConsumerInfo consumerInfo = createConsumerInfo(sessionInfo2, destination);
        connection2.send(consumerInfo);

        // Give demand forwarding bridge a chance to finish forwarding the
        // subscriptions.
        try {
            Thread.sleep(1000);
        } catch (InterruptedException ie) {
            ie.printStackTrace();
        }

        // Send the message to the local boker.
        connection1.request(createMessage(producerInfo, destination, deliveryMode));
        // Make sure the message was delivered via the remote.
        Message m = receiveMessage(connection2);
    }

    protected void setUp() throws Exception {
        super.setUp();
        NetworkBridgeConfiguration config = new NetworkBridgeConfiguration();
        config.setBrokerName("local");
        config.setDispatchAsync(false);
        bridge = new DemandForwardingBridge(config, createTransport(), createRemoteTransport());
        bridge.setBrokerService(broker);
        bridge.start();
    }

    protected void tearDown() throws Exception {
        bridge.stop();
        super.tearDown();
    }

    public static Test suite() {
        return suite(DemandForwardingBridgeTest.class);
    }

    public static void main(String[] args) {
        junit.textui.TestRunner.run(suite());
    }

}

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