package org.infinispan.partitionhandling;
import javax.transaction.Transaction;
import javax.transaction.TransactionManager;
import org.infinispan.Cache;
import org.infinispan.commands.tx.RollbackCommand;
import org.infinispan.commands.tx.TransactionBoundaryCommand;
import org.infinispan.util.logging.Log;
import org.infinispan.util.logging.LogFactory;
import org.testng.annotations.Test;
/**
* It tests multiple scenarios where a split can happen during a transaction.
*
* @author Pedro Ruivo
* @since 8.0
*/
@Test(groups = "functional", testName = "partitionhandling.PessimisticTxPartitionAndMergeDuringRollbackTest")
public class PessimisticTxPartitionAndMergeDuringRollbackTest extends BasePessimisticTxPartitionAndMergeTest {
private static final Log log = LogFactory.getLog(PessimisticTxPartitionAndMergeDuringRollbackTest.class);
public void testDegradedPartitionWithDiscard() throws Exception {
doTest(SplitMode.BOTH_DEGRADED, true, true);
}
public void testDegradedPartition() throws Exception {
doTest(SplitMode.BOTH_DEGRADED, true, false);
}
public void testOriginatorIsolatedPartitionWithDiscard() throws Exception {
doTest(SplitMode.ORIGINATOR_ISOLATED, true, true);
}
public void testOriginatorIsolatedPartition() throws Exception {
doTest(SplitMode.ORIGINATOR_ISOLATED, true, false);
}
public void testPrimaryOwnerIsolatedPartitionWithDiscard() throws Exception {
doTest(SplitMode.PRIMARY_OWNER_ISOLATED, true, true);
}
public void testPrimaryOwnerIsolatedPartition() throws Exception {
doTest(SplitMode.PRIMARY_OWNER_ISOLATED, true, false);
}
public void testSplitBeforeRollback() throws Exception {
//split happens before the commit() or rollback(). Locks are acquired
waitForClusterToForm(PESSIMISTIC_TX_CACHE_NAME);
final KeyInfo keyInfo = createKeys(PESSIMISTIC_TX_CACHE_NAME);
final Cache<Object, String> originator = cache(0, PESSIMISTIC_TX_CACHE_NAME);
final TransactionManager transactionManager = originator.getAdvancedCache().getTransactionManager();
transactionManager.begin();
keyInfo.putFinalValue(originator);
final Transaction transaction = transactionManager.suspend();
SplitMode.BOTH_DEGRADED.split(this);
transactionManager.resume(transaction);
transactionManager.rollback();
assertEventuallyNotLocked(cache(1, PESSIMISTIC_TX_CACHE_NAME), keyInfo.getKey1());
assertLocked(cache(2, PESSIMISTIC_TX_CACHE_NAME), keyInfo.getKey2());
mergeCluster(PESSIMISTIC_TX_CACHE_NAME);
finalAsserts(PESSIMISTIC_TX_CACHE_NAME, keyInfo, INITIAL_VALUE);
}
@Override
protected void checkLocksDuringPartition(SplitMode splitMode, KeyInfo keyInfo, boolean discard) {
if (splitMode == SplitMode.ORIGINATOR_ISOLATED) {
if (discard) {
//rollback is never received.
assertLocked(cache(1, PESSIMISTIC_TX_CACHE_NAME), keyInfo.getKey1());
} else {
//rollback can be delivered
assertEventuallyNotLocked(cache(1, PESSIMISTIC_TX_CACHE_NAME), keyInfo.getKey1());
}
} else {
//key is unlocked because the rollback is always received in cache1
assertEventuallyNotLocked(cache(1, PESSIMISTIC_TX_CACHE_NAME), keyInfo.getKey1());
}
if (discard) {
//rollback never received, so key is locked until the merge occurs.
assertLocked(cache(2, PESSIMISTIC_TX_CACHE_NAME), keyInfo.getKey2());
} else {
//rollback received, so key is unlocked
assertEventuallyNotLocked(cache(2, PESSIMISTIC_TX_CACHE_NAME), keyInfo.getKey2());
}
}
@Override
protected boolean forceRollback() {
return true;
}
@Override
protected Class<? extends TransactionBoundaryCommand> getCommandClass() {
return RollbackCommand.class;
}
@Override
protected Log getLog() {
return log;
}
}