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ActiveMQ example source code file (AMQ2736Test.java)

This example ActiveMQ source code file (AMQ2736Test.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

activemqconnectionfactory, activemqconnectionfactory, activemqqueue, amq2736test, brokerservice, brokerservice, defaultioexceptionhandler, exception, exception, kahadbpersistenceadapter, kahadbpersistenceadapter, kahadbstore, messageproducer, tx

The ActiveMQ AMQ2736Test.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.bugs;

import javax.jms.Connection;
import javax.jms.MessageProducer;
import javax.jms.Session;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.command.ActiveMQQueue;
import org.apache.activemq.store.kahadb.KahaDBPersistenceAdapter;
import org.apache.activemq.store.kahadb.KahaDBStore;
import org.apache.activemq.util.DefaultIOExceptionHandler;
import org.junit.After;
import org.junit.Test;


import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;

public class AMQ2736Test {
    BrokerService broker;

    @Test
    public void testRollbackOnRecover() throws Exception {
        broker = createAndStartBroker(true);
        DefaultIOExceptionHandler ignoreAllExceptionsIOExHandler = new DefaultIOExceptionHandler();
        ignoreAllExceptionsIOExHandler.setIgnoreAllErrors(true);
        broker.setIoExceptionHandler(ignoreAllExceptionsIOExHandler);

        ActiveMQConnectionFactory f = new ActiveMQConnectionFactory("vm://localhost?async=false");
        f.setAlwaysSyncSend(true);
        Connection c = f.createConnection();
        c.start();
        Session s = c.createSession(true, Session.SESSION_TRANSACTED);
        MessageProducer p = s.createProducer(new ActiveMQQueue("Tx"));
        p.send(s.createTextMessage("aa"));

        // kill journal without commit
        KahaDBPersistenceAdapter pa = (KahaDBPersistenceAdapter) broker.getPersistenceAdapter();
        KahaDBStore store = pa.getStore();

        assertNotNull("last tx location is present " + store.getFirstInProgressTxLocation());

        // test hack, close the journal to ensure no further journal updates when broker stops
        // mimic kill -9 in terms of no normal shutdown sequence
        store.getJournal().close();
        try {
            store.close();
        } catch (Exception expectedLotsAsJournalBorked) {
        }
        store.getLockFile().unlock();

        broker.stop();
        broker.waitUntilStopped();

        // restart with recovery
        broker = createAndStartBroker(false);

        pa = (KahaDBPersistenceAdapter) broker.getPersistenceAdapter();
        store = pa.getStore();

        // inflight non xa tx should be rolledback on recovery
        assertNull("in progress tx location is present ", store.getFirstInProgressTxLocation());

    }

    @After
    public void stopBroker() throws Exception {
        if (broker != null) {
            broker.stop();
        }
    }

    private BrokerService createAndStartBroker(boolean deleteAll) throws Exception {
        BrokerService broker = new BrokerService();
        broker.setDeleteAllMessagesOnStartup(deleteAll);
        broker.setUseJmx(false);
        broker.getManagementContext().setCreateConnector(false);
        broker.start();
        return broker;
    }
}

Other ActiveMQ examples (source code examples)

Here is a short list of links related to this ActiveMQ AMQ2736Test.java source code file:

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