package org.infinispan.lock.singlelock;
import static org.testng.Assert.assertEquals;
import java.util.List;
import org.infinispan.commands.control.LockControlCommand;
import org.infinispan.commands.read.GetKeyValueCommand;
import org.infinispan.commands.tx.CommitCommand;
import org.infinispan.commands.tx.PrepareCommand;
import org.infinispan.commands.write.PutKeyValueCommand;
import org.infinispan.configuration.cache.CacheMode;
import org.infinispan.configuration.cache.ConfigurationBuilder;
import org.infinispan.context.InvocationContext;
import org.infinispan.context.impl.TxInvocationContext;
import org.infinispan.interceptors.base.CommandInterceptor;
import org.infinispan.remoting.transport.Address;
import org.infinispan.test.MultipleCacheManagersTest;
import org.infinispan.transaction.LockingMode;
import org.testng.annotations.Test;
/**
* Single phase commit is used with pessimistic caches.
*
* @author Mircea Markus
* @since 5.1
*/
@Test (groups = "functional", testName = "lock.singlelock.SinglePhaseCommitForPessimisticCachesTest")
public class SinglePhaseCommitForPessimisticCachesTest extends MultipleCacheManagersTest {
@Override
protected void createCacheManagers() throws Throwable {
final ConfigurationBuilder c = getDefaultClusteredCacheConfig(CacheMode.DIST_SYNC, true);
c
.clustering().hash().numOwners(3)
.transaction().lockingMode(LockingMode.PESSIMISTIC);
createCluster(c, 3);
waitForClusterToForm();
}
public void testSinglePhaseCommit() throws Exception {
final Object k0_1 = getKeyForCache(0);
final Object k0_2 = getKeyForCache(0);
final List<Address> members = advancedCache(0).getRpcManager().getTransport().getMembers();
assert advancedCache(0).getDistributionManager().locate(k0_1).containsAll(members);
assert advancedCache(0).getDistributionManager().locate(k0_2).containsAll(members);
TxCountInterceptor interceptor0 = new TxCountInterceptor();
TxCountInterceptor interceptor1 = new TxCountInterceptor();
advancedCache(0).addInterceptor(interceptor0, 1);
advancedCache(1).addInterceptor(interceptor1, 2);
tm(2).begin();
cache(2).put(k0_1, "v");
cache(2).put(k0_2, "v");
tm(2).commit();
assertEquals(interceptor0.lockCount, 2);
assertEquals(interceptor1.lockCount, 2);
assertEquals(interceptor0.prepareCount, 1);
assertEquals(interceptor1.prepareCount, 1);
assertEquals(interceptor0.commitCount, 0);
assertEquals(interceptor1.commitCount, 0);
}
public static class TxCountInterceptor extends CommandInterceptor {
public volatile int prepareCount;
public volatile int commitCount;
public volatile int lockCount;
public volatile int putCount;
public volatile int getCount;
@Override
public Object visitPrepareCommand(TxInvocationContext ctx, PrepareCommand command) throws Throwable {
prepareCount++;
return super.visitPrepareCommand(ctx, command);
}
@Override
public Object visitCommitCommand(TxInvocationContext ctx, CommitCommand command) throws Throwable {
commitCount++;
return super.visitCommitCommand(ctx, command);
}
@Override
public Object visitLockControlCommand(TxInvocationContext ctx, LockControlCommand command) throws Throwable {
lockCount++;
return super.visitLockControlCommand(ctx, command);
}
@Override
public Object visitPutKeyValueCommand(InvocationContext ctx, PutKeyValueCommand command) throws Throwable {
putCount++;
return super.visitPutKeyValueCommand(ctx, command);
}
@Override
public Object visitGetKeyValueCommand(InvocationContext ctx, GetKeyValueCommand command) throws Throwable {
getCount++;
return super.visitGetKeyValueCommand(ctx, command);
}
}
}