/**
* 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;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
import java.util.concurrent.atomic.AtomicInteger;
import javax.jms.TransactionRolledBackException;
import org.apache.activemq.transaction.Synchronization;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
public class TransactionContextTest {
TransactionContext underTest;
ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory("vm://localhost");
ActiveMQConnection connection;
@Before
public void setup() throws Exception {
connection = factory.createActiveMQConnection();
underTest = new TransactionContext(connection);
}
@After
public void tearDown() throws Exception {
connection.close();
}
@Test
public void testSyncBeforeEndCalledOnceOnRollback() throws Exception {
final AtomicInteger beforeEndCountA = new AtomicInteger(0);
final AtomicInteger beforeEndCountB = new AtomicInteger(0);
final AtomicInteger rollbackCountA = new AtomicInteger(0);
final AtomicInteger rollbackCountB = new AtomicInteger(0);
underTest.addSynchronization(new Synchronization() {
@Override
public void beforeEnd() throws Exception {
if (beforeEndCountA.getAndIncrement() == 0) {
throw new TransactionRolledBackException("force rollback");
}
}
@Override
public void afterCommit() throws Exception {
fail("exepcted rollback exception");
}
@Override
public void afterRollback() throws Exception {
rollbackCountA.incrementAndGet();
}
});
underTest.addSynchronization(new Synchronization() {
@Override
public void beforeEnd() throws Exception {
beforeEndCountB.getAndIncrement();
}
@Override
public void afterCommit() throws Exception {
fail("exepcted rollback exception");
}
@Override
public void afterRollback() throws Exception {
rollbackCountB.incrementAndGet();
}
});
try {
underTest.commit();
fail("exepcted rollback exception");
} catch (TransactionRolledBackException expected) {
}
assertEquals("beforeEnd A called once", 1, beforeEndCountA.get());
assertEquals("beforeEnd B called once", 1, beforeEndCountA.get());
assertEquals("rollbackCount B 0", 1, rollbackCountB.get());
assertEquals("rollbackCount A B", rollbackCountA.get(), rollbackCountB.get());
}
@Test
public void testSyncIndexCleared() throws Exception {
final AtomicInteger beforeEndCountA = new AtomicInteger(0);
final AtomicInteger rollbackCountA = new AtomicInteger(0);
Synchronization sync = new Synchronization() {
@Override
public void beforeEnd() throws Exception {
beforeEndCountA.getAndIncrement();
}
@Override
public void afterCommit() throws Exception {
fail("exepcted rollback exception");
}
@Override
public void afterRollback() throws Exception {
rollbackCountA.incrementAndGet();
}
};
underTest.begin();
underTest.addSynchronization(sync);
underTest.rollback();
assertEquals("beforeEnd", 1, beforeEndCountA.get());
assertEquals("rollback", 1, rollbackCountA.get());
// do it again
underTest.begin();
underTest.addSynchronization(sync);
underTest.rollback();
assertEquals("beforeEnd", 2, beforeEndCountA.get());
assertEquals("rollback", 2, rollbackCountA.get());
}
}