/*
* Copyright (C) Scott Cranton and Jakub Korab
* https://github.com/CamelCookbook
*
* Licensed 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.camelcookbook.transactions.jmsdatabasetransaction;
import org.apache.camel.component.mock.MockEndpoint;
import org.apache.camel.test.spring.CamelSpringTestSupport;
import org.camelcookbook.transactions.dao.AuditLogDao;
import org.camelcookbook.transactions.utils.ExceptionThrowingProcessor;
import org.junit.Test;
import org.springframework.context.support.AbstractApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
/**
* Demonstrates the use of a transaction manager with a JMS component.
*/
public class JmsDatabaseTransactionSpringTest extends CamelSpringTestSupport {
public static final int MAX_WAIT_TIME = 1000;
@Override
protected AbstractApplicationContext createApplicationContext() {
return new ClassPathXmlApplicationContext("META-INF/spring/jmsDatabaseTransaction-context.xml");
}
@Test
public void testTransactedExceptionThrown() throws InterruptedException {
AuditLogDao auditLogDao = getMandatoryBean(AuditLogDao.class, "auditLogDao");
String message = "this message will explode";
assertEquals(0, auditLogDao.getAuditCount(message));
MockEndpoint mockOut = getMockEndpoint("mock:out");
mockOut.whenAnyExchangeReceived(new ExceptionThrowingProcessor());
// even though the route throws an exception, we don't have to deal with it here as we
// don't send the message to the route directly, but to the broker, which acts as a middleman.
template.sendBody("jms:inbound", message);
// the consumption of the message is non-transacted
assertNull(consumer.receiveBody("jms:ActiveMQ.DLQ", MAX_WAIT_TIME, String.class));
// the send operation is performed while a database transaction is going on, so it is rolled back
// on exception
assertNull(consumer.receiveBody("jms:outbound", MAX_WAIT_TIME, String.class));
assertEquals(0, auditLogDao.getAuditCount(message)); // the insert is rolled back
}
}