/*
* Copyright (c) 2008-2017, Hazelcast, Inc. All Rights Reserved.
*
* 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 com.hazelcast.xa;
import com.atomikos.datasource.xa.XID;
import com.hazelcast.core.HazelcastInstance;
import com.hazelcast.core.TransactionalMap;
import com.hazelcast.test.HazelcastParallelClassRunner;
import com.hazelcast.test.HazelcastTestSupport;
import com.hazelcast.test.TestHazelcastInstanceFactory;
import com.hazelcast.test.annotation.ParallelTest;
import com.hazelcast.test.annotation.QuickTest;
import com.hazelcast.transaction.HazelcastXAResource;
import com.hazelcast.transaction.TransactionContext;
import org.junit.Before;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.runner.RunWith;
import javax.transaction.xa.XAException;
import javax.transaction.xa.XAResource;
import javax.transaction.xa.Xid;
import java.util.concurrent.CountDownLatch;
import static javax.transaction.xa.XAResource.TMNOFLAGS;
import static javax.transaction.xa.XAResource.TMSUCCESS;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
@RunWith(HazelcastParallelClassRunner.class)
@Category({QuickTest.class, ParallelTest.class})
public class HazelcastXACompatibilityTest extends HazelcastTestSupport {
private HazelcastInstance instance, secondInstance;
private HazelcastXAResource xaResource, secondXaResource;
private Xid xid;
private static Xid createXid() throws InterruptedException {
return new XID(randomString(), "test");
}
@Before
public void setUp() throws Exception {
TestHazelcastInstanceFactory factory = createHazelcastInstanceFactory(2);
instance = factory.newHazelcastInstance();
secondInstance = factory.newHazelcastInstance();
xaResource = instance.getXAResource();
secondXaResource = secondInstance.getXAResource();
xid = createXid();
}
@Test
public void testRecoveryRequiresRollbackOfPreparedXidOnSecondXAResource() throws Exception {
doSomeWorkWithXa(xaResource);
performPrepareWithXa(xaResource);
performRollbackWithXa(secondXaResource);
}
@Test
public void testRecoveryRequiresCommitOfPreparedXidOnSecondXAResource() throws Exception {
doSomeWorkWithXa(xaResource);
performPrepareWithXa(xaResource);
performCommitWithXa(secondXaResource);
}
@Test
public void testRecoveryReturnsPreparedXidOnSecondXAResource() throws Exception {
doSomeWorkWithXa(xaResource);
performPrepareWithXa(xaResource);
assertRecoversXid(secondXaResource);
}
@Test
public void testRecoveryReturnsPreparedXidOnXAResource() throws Exception {
doSomeWorkWithXa(xaResource);
performPrepareWithXa(xaResource);
assertRecoversXid(xaResource);
}
private void assertRecoversXid(XAResource xaResource) throws XAException {
Xid[] xids = xaResource.recover(XAResource.TMSTARTRSCAN | XAResource.TMENDRSCAN);
assertTrue("" + xids.length, xids.length == 1);
}
@Test
public void testRecoveryRequiresRollbackOfUnknownXid() throws Exception {
performRollbackWithXa(xaResource);
}
@Test
public void testIsSameRm() throws Exception {
assertTrue(xaResource.isSameRM(secondXaResource));
}
private void performCommitWithXa(XAResource xaResource) throws XAException {
xaResource.commit(xid, false);
}
private void performRollbackWithXa(XAResource xaResource) throws XAException {
try {
xaResource.rollback(xid);
} catch (XAException xaerr) {
assertTrue("rollback of unknown xid gives unexpected errorCode: " + xaerr.errorCode, ((XAException.XA_RBBASE <= xaerr.errorCode) && (xaerr.errorCode <= XAException.XA_RBEND))
|| xaerr.errorCode == XAException.XAER_NOTA);
}
}
private void doSomeWorkWithXa(HazelcastXAResource xaResource) throws Exception {
xaResource.start(xid, TMNOFLAGS);
TransactionContext context = xaResource.getTransactionContext();
TransactionalMap<Object, Object> map = context.getMap("map");
map.put("key", "value");
xaResource.end(xid, XAResource.TMSUCCESS);
}
private void performPrepareWithXa(XAResource xaResource) throws XAException {
xaResource.prepare(xid);
}
@Test
public void testRecoveryAllowedAtAnyTime() throws Exception {
recover(xaResource);
doSomeWorkWithXa(xaResource);
recover(xaResource);
performPrepareWithXa(xaResource);
recover(xaResource);
performCommitWithXa(xaResource);
recover(xaResource);
}
@Test(expected = UnsupportedOperationException.class)
public void testManualBeginShouldThrowException() throws Exception {
xaResource.start(xid, TMNOFLAGS);
TransactionContext transactionContext = xaResource.getTransactionContext();
transactionContext.beginTransaction();
}
@Test(expected = UnsupportedOperationException.class)
public void testManualCommitShouldThrowException() throws Exception {
xaResource.start(xid, TMNOFLAGS);
TransactionContext transactionContext = xaResource.getTransactionContext();
transactionContext.commitTransaction();
}
@Test(expected = UnsupportedOperationException.class)
public void testManualRollbackShouldThrowException() throws Exception {
xaResource.start(xid, TMNOFLAGS);
TransactionContext transactionContext = xaResource.getTransactionContext();
transactionContext.rollbackTransaction();
}
private void recover(XAResource xaResource) throws XAException {
xaResource.recover(XAResource.TMSTARTRSCAN | XAResource.TMENDRSCAN);
}
@Test
public void testTransactionTimeout() throws XAException {
boolean timeoutSet = xaResource.setTransactionTimeout(2);
assertTrue(timeoutSet);
xaResource.start(xid, TMNOFLAGS);
TransactionContext context = xaResource.getTransactionContext();
TransactionalMap<Object, Object> map = context.getMap("map");
map.put("key", "val");
xaResource.end(xid, TMSUCCESS);
sleepSeconds(3);
try {
xaResource.commit(xid, true);
fail();
} catch (XAException e) {
assertEquals(XAException.XA_RBTIMEOUT, e.errorCode);
}
}
@Test
public void testRollbackWithoutPrepare() throws Exception {
doSomeWorkWithXa(xaResource);
performRollbackWithXa(xaResource);
}
@Test
public void testRollbackWithoutPrepare_EmptyTransactionLog() throws Exception {
xaResource.start(xid, XAResource.TMNOFLAGS);
xaResource.end(xid, XAResource.TMSUCCESS);
performRollbackWithXa(xaResource);
}
@Test
public void testRollbackWithoutPrepare_SecondXAResource() throws Exception {
doSomeWorkWithXa(xaResource);
performRollbackWithXa(secondXaResource);
}
@Test
public void testRollbackWithoutPrepare_SecondXAResource_EmptyTransactionLog() throws Exception {
xaResource.start(xid, XAResource.TMNOFLAGS);
xaResource.end(xid, XAResource.TMSUCCESS);
performRollbackWithXa(secondXaResource);
}
@Test
public void testEnd_FromDifferentThread() throws Exception {
xaResource.start(xid, TMNOFLAGS);
TransactionContext context = xaResource.getTransactionContext();
TransactionalMap<Object, Object> map = context.getMap("map");
map.put("key", "value");
final CountDownLatch latch = new CountDownLatch(1);
new Thread() {
@Override
public void run() {
try {
xaResource.end(xid, XAResource.TMFAIL);
latch.countDown();
} catch (XAException e) {
e.printStackTrace();
}
}
}.start();
assertOpenEventually(latch, 10);
}
}