ActiveMQ example source code file (PersistenceAdapterTestSupport.java)

This example ActiveMQ source code file (PersistenceAdapterTestSupport.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

activemqqueue, activemqtextmessage, activemqtextmessage, atomicinteger, brokerservice, connectioncontext, exception, exception, id:localhost-56913-1254499826208-0:0:1:1:1, messageid, messageid, override, persistenceadapter, persistenceadapter

The ActiveMQ PersistenceAdapterTestSupport.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.store;

import java.util.concurrent.atomic.AtomicInteger;

import junit.framework.TestCase;

import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.broker.ConnectionContext;
import org.apache.activemq.command.ActiveMQQueue;
import org.apache.activemq.command.ActiveMQTextMessage;
import org.apache.activemq.command.Message;
import org.apache.activemq.command.MessageId;

/**
 * 
 * @author <a href="http://hiramchirino.com">Hiram Chirino
 */
abstract public class PersistenceAdapterTestSupport extends TestCase {

    protected PersistenceAdapter pa;
    protected BrokerService brokerService = new BrokerService();

    abstract protected PersistenceAdapter createPersistenceAdapter(boolean delete) throws Exception;

    @Override
    protected void setUp() throws Exception {
        pa = createPersistenceAdapter(true);
        pa.start();
    }
    
    @Override
    protected void tearDown() throws Exception {
        if( pa!=null ) {
            pa.stop();
            pa=null;
        }
    }
    
    public void testStoreCanHandleDupMessages() throws Exception {

        
        MessageStore ms = pa.createQueueMessageStore(new ActiveMQQueue("TEST"));
        ConnectionContext context = new ConnectionContext();

        ActiveMQTextMessage message = new ActiveMQTextMessage();
        message.setText("test");
        MessageId messageId = new MessageId("ID:localhost-56913-1254499826208-0:0:1:1:1");
        messageId.setBrokerSequenceId(1);
        message.setMessageId(messageId);
        ms.addMessage(context, message);

        // here comes the dup...
        message = new ActiveMQTextMessage();
        message.setText("test");
        messageId = new MessageId("ID:localhost-56913-1254499826208-0:0:1:1:1");
        messageId.setBrokerSequenceId(2);
        message.setMessageId(messageId);
        ms.addMessage(context, message);

        final AtomicInteger recovered = new AtomicInteger();
        ms.recover(new MessageRecoveryListener() {
            public boolean hasSpace() {
                return true;
            }

            public boolean isDuplicate(MessageId ref) {
                return false;
            }

            public boolean recoverMessage(Message message) throws Exception {
                recovered.incrementAndGet();
                return true;
            }

            public boolean recoverMessageReference(MessageId ref) throws Exception {
                recovered.incrementAndGet();
                return true;
            }
        });
        assertEquals(1, recovered.get());

    }

}