home | career | drupal | java | mac | mysql | perl | scala | uml | unix  

ActiveMQ example source code file (XARecoveryBrokerTest.java)

This example ActiveMQ source code file (XARecoveryBrokerTest.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

activemqdestination, activemqdestination, connectioninfo, consumerinfo, exception, message, message, messageack, producerinfo, producerinfo, sessioninfo, sessioninfo, stubconnection, xatransactionid

The ActiveMQ XARecoveryBrokerTest.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.broker;

import junit.framework.Test;

import org.apache.activemq.command.ActiveMQDestination;
import org.apache.activemq.command.ActiveMQQueue;
import org.apache.activemq.command.ConnectionInfo;
import org.apache.activemq.command.ConsumerInfo;
import org.apache.activemq.command.DataArrayResponse;
import org.apache.activemq.command.Message;
import org.apache.activemq.command.MessageAck;
import org.apache.activemq.command.ProducerInfo;
import org.apache.activemq.command.Response;
import org.apache.activemq.command.SessionInfo;
import org.apache.activemq.command.TransactionId;
import org.apache.activemq.command.TransactionInfo;
import org.apache.activemq.command.XATransactionId;

/**
 * Used to simulate the recovery that occurs when a broker shuts down.
 * 
 * 
 */
public class XARecoveryBrokerTest extends BrokerRestartTestSupport {

    public void testPreparedTransactionRecoveredOnRestart() throws Exception {

        ActiveMQDestination destination = createDestination();

        // Setup the producer and send the message.
        StubConnection connection = createConnection();
        ConnectionInfo connectionInfo = createConnectionInfo();
        SessionInfo sessionInfo = createSessionInfo(connectionInfo);
        ProducerInfo producerInfo = createProducerInfo(sessionInfo);
        connection.send(connectionInfo);
        connection.send(sessionInfo);
        connection.send(producerInfo);
        ConsumerInfo consumerInfo = createConsumerInfo(sessionInfo, destination);
        connection.send(consumerInfo);

        // Prepare 4 message sends.
        for (int i = 0; i < 4; i++) {
            // Begin the transaction.
            XATransactionId txid = createXATransaction(sessionInfo);
            connection.send(createBeginTransaction(connectionInfo, txid));

            Message message = createMessage(producerInfo, destination);
            message.setPersistent(true);
            message.setTransactionId(txid);
            connection.send(message);

            // Prepare
            connection.send(createPrepareTransaction(connectionInfo, txid));
        }

        // Since prepared but not committed.. they should not get delivered.
        assertNoMessagesLeft(connection);
        connection.request(closeConnectionInfo(connectionInfo));

        // restart the broker.
        restartBroker();

        // Setup the consumer and receive the message.
        connection = createConnection();
        connectionInfo = createConnectionInfo();
        sessionInfo = createSessionInfo(connectionInfo);
        connection.send(connectionInfo);
        connection.send(sessionInfo);
        consumerInfo = createConsumerInfo(sessionInfo, destination);
        connection.send(consumerInfo);

        // Since prepared but not committed.. they should not get delivered.
        assertNoMessagesLeft(connection);

        Response response = connection.request(new TransactionInfo(connectionInfo.getConnectionId(), null, TransactionInfo.RECOVER));
        assertNotNull(response);
        DataArrayResponse dar = (DataArrayResponse)response;
        assertEquals(4, dar.getData().length);

        // Commit the prepared transactions.
        for (int i = 0; i < dar.getData().length; i++) {
            connection.send(createCommitTransaction2Phase(connectionInfo, (TransactionId)dar.getData()[i]));
        }

        // We should not get the committed transactions.
        for (int i = 0; i < 4; i++) {
            Message m = receiveMessage(connection);
            assertNotNull(m);
        }

        assertNoMessagesLeft(connection);
    }

    public void testQueuePersistentCommitedMessagesNotLostOnRestart() throws Exception {

        ActiveMQDestination destination = createDestination();

        // Setup the producer and send the message.
        StubConnection connection = createConnection();
        ConnectionInfo connectionInfo = createConnectionInfo();
        SessionInfo sessionInfo = createSessionInfo(connectionInfo);
        ProducerInfo producerInfo = createProducerInfo(sessionInfo);
        connection.send(connectionInfo);
        connection.send(sessionInfo);
        connection.send(producerInfo);

        // Begin the transaction.
        XATransactionId txid = createXATransaction(sessionInfo);
        connection.send(createBeginTransaction(connectionInfo, txid));

        for (int i = 0; i < 4; i++) {
            Message message = createMessage(producerInfo, destination);
            message.setPersistent(true);
            message.setTransactionId(txid);
            connection.send(message);
        }

        // Commit
        connection.send(createCommitTransaction1Phase(connectionInfo, txid));
        connection.request(closeConnectionInfo(connectionInfo));
        // restart the broker.
        restartBroker();

        // Setup the consumer and receive the message.
        connection = createConnection();
        connectionInfo = createConnectionInfo();
        sessionInfo = createSessionInfo(connectionInfo);
        connection.send(connectionInfo);
        connection.send(sessionInfo);
        ConsumerInfo consumerInfo = createConsumerInfo(sessionInfo, destination);
        connection.send(consumerInfo);

        for (int i = 0; i < 4; i++) {
            Message m = receiveMessage(connection);
            assertNotNull(m);
        }

        assertNoMessagesLeft(connection);
    }

    public void testQueuePersistentCommitedAcksNotLostOnRestart() throws Exception {

        ActiveMQDestination destination = createDestination();

        // Setup the producer and send the message.
        StubConnection connection = createConnection();
        ConnectionInfo connectionInfo = createConnectionInfo();
        SessionInfo sessionInfo = createSessionInfo(connectionInfo);
        ProducerInfo producerInfo = createProducerInfo(sessionInfo);
        connection.send(connectionInfo);
        connection.send(sessionInfo);
        connection.send(producerInfo);

        for (int i = 0; i < 4; i++) {
            Message message = createMessage(producerInfo, destination);
            message.setPersistent(true);
            connection.send(message);
        }

        // Setup the consumer and receive the message.
        ConsumerInfo consumerInfo = createConsumerInfo(sessionInfo, destination);
        connection.send(consumerInfo);

        // Begin the transaction.
        XATransactionId txid = createXATransaction(sessionInfo);
        connection.send(createBeginTransaction(connectionInfo, txid));
        for (int i = 0; i < 4; i++) {
            Message m = receiveMessage(connection);
            assertNotNull(m);
            MessageAck ack = createAck(consumerInfo, m, 1, MessageAck.STANDARD_ACK_TYPE);
            ack.setTransactionId(txid);
            connection.send(ack);
        }
        // Commit
        connection.request(createCommitTransaction1Phase(connectionInfo, txid));

        // restart the broker.
        restartBroker();

        // Setup the consumer and receive the message.
        connection = createConnection();
        connectionInfo = createConnectionInfo();
        sessionInfo = createSessionInfo(connectionInfo);
        connection.send(connectionInfo);
        connection.send(sessionInfo);
        consumerInfo = createConsumerInfo(sessionInfo, destination);
        connection.send(consumerInfo);

        // No messages should be delivered.
        assertNoMessagesLeft(connection);

        Message m = receiveMessage(connection);
        assertNull(m);
    }
    
    public void testQueuePersistentPreparedAcksNotLostOnRestart() throws Exception {

        ActiveMQDestination destination = createDestination();

        // Setup the producer and send the message.
        StubConnection connection = createConnection();
        ConnectionInfo connectionInfo = createConnectionInfo();
        SessionInfo sessionInfo = createSessionInfo(connectionInfo);
        ProducerInfo producerInfo = createProducerInfo(sessionInfo);
        connection.send(connectionInfo);
        connection.send(sessionInfo);
        connection.send(producerInfo);

        for (int i = 0; i < 4; i++) {
            Message message = createMessage(producerInfo, destination);
            message.setPersistent(true);
            connection.send(message);
        }

        // Setup the consumer and receive the message.
        ConsumerInfo consumerInfo = createConsumerInfo(sessionInfo, destination);
        connection.send(consumerInfo);

        // Begin the transaction.
        XATransactionId txid = createXATransaction(sessionInfo);
        connection.send(createBeginTransaction(connectionInfo, txid));
        for (int i = 0; i < 4; i++) {
            Message m = receiveMessage(connection);
            assertNotNull(m);
            MessageAck ack = createAck(consumerInfo, m, 1, MessageAck.STANDARD_ACK_TYPE);
            ack.setTransactionId(txid);
            connection.send(ack);
        }
        
        connection.request(createPrepareTransaction(connectionInfo, txid));

        // restart the broker.
        restartBroker();

        // Setup the consumer and receive the message.
        connection = createConnection();
        connectionInfo = createConnectionInfo();
        sessionInfo = createSessionInfo(connectionInfo);
        connection.send(connectionInfo);
        connection.send(sessionInfo);
        consumerInfo = createConsumerInfo(sessionInfo, destination);
        connection.send(consumerInfo);
        
        // All messages should be re-delivered.
        for (int i = 0; i < 4; i++) {
            Message m = receiveMessage(connection);
            assertNotNull(m);
        }

        assertNoMessagesLeft(connection);
    }

    public void testQueuePersistentUncommittedAcksLostOnRestart() throws Exception {

        ActiveMQDestination destination = createDestination();

        // Setup the producer and send the message.
        StubConnection connection = createConnection();
        ConnectionInfo connectionInfo = createConnectionInfo();
        SessionInfo sessionInfo = createSessionInfo(connectionInfo);
        ProducerInfo producerInfo = createProducerInfo(sessionInfo);
        connection.send(connectionInfo);
        connection.send(sessionInfo);
        connection.send(producerInfo);

        for (int i = 0; i < 4; i++) {
            Message message = createMessage(producerInfo, destination);
            message.setPersistent(true);
            connection.send(message);
        }

        // Setup the consumer and receive the message.
        ConsumerInfo consumerInfo = createConsumerInfo(sessionInfo, destination);
        connection.send(consumerInfo);

        // Begin the transaction.
        XATransactionId txid = createXATransaction(sessionInfo);
        connection.send(createBeginTransaction(connectionInfo, txid));
        for (int i = 0; i < 4; i++) {
            Message m = receiveMessage(connection);
            assertNotNull(m);
            MessageAck ack = createAck(consumerInfo, m, 1, MessageAck.STANDARD_ACK_TYPE);
            ack.setTransactionId(txid);
            connection.send(ack);
        }
        // Don't commit

        // restart the broker.
        restartBroker();

        // Setup the consumer and receive the message.
        connection = createConnection();
        connectionInfo = createConnectionInfo();
        sessionInfo = createSessionInfo(connectionInfo);
        connection.send(connectionInfo);
        connection.send(sessionInfo);
        consumerInfo = createConsumerInfo(sessionInfo, destination);
        connection.send(consumerInfo);

        // All messages should be re-delivered.
        for (int i = 0; i < 4; i++) {
            Message m = receiveMessage(connection);
            assertNotNull(m);
        }

        assertNoMessagesLeft(connection);
    }

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

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

    protected ActiveMQDestination createDestination() {
        return new ActiveMQQueue(getClass().getName() + "." + getName());
    }

}

Other ActiveMQ examples (source code examples)

Here is a short list of links related to this ActiveMQ XARecoveryBrokerTest.java source code file:

new blog posts

 

Copyright 1998-2016 Alvin Alexander, alvinalexander.com
All Rights Reserved.

A percentage of advertising revenue from
pages under the /java/jwarehouse URI on this website is
paid back to open source projects.