/*
* 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.map.impl.tx;
import com.hazelcast.core.HazelcastInstance;
import com.hazelcast.core.IMap;
import com.hazelcast.core.TransactionalMap;
import com.hazelcast.test.HazelcastParallelClassRunner;
import com.hazelcast.test.HazelcastTestSupport;
import com.hazelcast.test.annotation.ParallelTest;
import com.hazelcast.test.annotation.QuickTest;
import com.hazelcast.transaction.TransactionException;
import com.hazelcast.transaction.TransactionalTask;
import com.hazelcast.transaction.TransactionalTaskContext;
import org.junit.Before;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.runner.RunWith;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
@RunWith(HazelcastParallelClassRunner.class)
@Category({QuickTest.class, ParallelTest.class})
public class MapTransactionLockingTest extends HazelcastTestSupport {
String mapName;
String key;
String value;
@Before
public void setUp() throws Exception {
mapName = randomMapName();
key = randomString();
value = randomString();
}
@Test
public void testTxnReplace_whenReplaceIfSameFails_keyShouldRemainUnlocked() throws InterruptedException {
HazelcastInstance hazelcastInstance = createHazelcastInstance(getConfig());
IMap<String, Object> map = hazelcastInstance.getMap(mapName);
map.put(key, value);
hazelcastInstance.executeTransaction(new TransactionalTask<Object>() {
@Override
public Object execute(TransactionalTaskContext transactionContext) throws TransactionException {
TransactionalMap<String, Object> transactionalMap = transactionContext.getMap(mapName);
transactionalMap.replace(key, value + "other", value);
return null;
}
});
assertFalse("Key remains locked!", map.isLocked(key));
}
@Test
public void testTxnReplace_whenReplaceIfSameFails_keyShouldRemainUnlockedDuringTransaction() throws InterruptedException {
final HazelcastInstance hazelcastInstance = createHazelcastInstance(getConfig());
final IMap<String, Object> map = hazelcastInstance.getMap(mapName);
hazelcastInstance.executeTransaction(new TransactionalTask<Object>() {
@Override
public Object execute(TransactionalTaskContext transactionContext) throws TransactionException {
TransactionalMap<String, Object> transactionalMap = transactionContext.getMap(mapName);
boolean replace = transactionalMap.replace(key, value + "other", value);
assertFalse(replace);
assertFalse("Key remains locked!", map.isLocked(key));
return null;
}
});
}
@Test
public void testTxnReplace_whenReplaceIfSameFails_keyShouldRemainLocked_whenExplicitlyLocked() throws InterruptedException {
final HazelcastInstance hazelcastInstance = createHazelcastInstance(getConfig());
final IMap<String, Object> map = hazelcastInstance.getMap(mapName);
hazelcastInstance.executeTransaction(new TransactionalTask<Object>() {
@Override
public Object execute(TransactionalTaskContext transactionContext) throws TransactionException {
TransactionalMap<String, Object> transactionalMap = transactionContext.getMap(mapName);
transactionalMap.getForUpdate(key);
boolean replace = transactionalMap.replace(key, value + "other", value);
assertFalse(replace);
assertTrue("Key remains unlocked!", map.isLocked(key));
return null;
}
});
}
@Test
public void testTxnReplace_whenReplaceFails_keyShouldRemainUnlocked() throws InterruptedException {
HazelcastInstance hazelcastInstance = createHazelcastInstance(getConfig());
IMap<String, Object> map = hazelcastInstance.getMap(mapName);
hazelcastInstance.executeTransaction(new TransactionalTask<Object>() {
@Override
public Object execute(TransactionalTaskContext transactionContext) throws TransactionException {
TransactionalMap<String, Object> transactionalMap = transactionContext.getMap(mapName);
transactionalMap.replace(key, value);
return null;
}
});
assertFalse("Key remains locked!", map.isLocked(key));
}
@Test
public void testTxnReplace_whenReplaceFails_keyShouldRemainUnlockedDuringTransaction() throws InterruptedException {
final HazelcastInstance hazelcastInstance = createHazelcastInstance(getConfig());
final IMap<String, Object> map = hazelcastInstance.getMap(mapName);
hazelcastInstance.executeTransaction(new TransactionalTask<Object>() {
@Override
public Object execute(TransactionalTaskContext transactionContext) throws TransactionException {
TransactionalMap<String, Object> transactionalMap = transactionContext.getMap(mapName);
transactionalMap.replace(key, value);
assertFalse("Key remains locked!", map.isLocked(key));
return null;
}
});
}
@Test
public void testTxnReplace_whenReplaceFails_keyShouldRemainLocked_whenExplicitlyLocked() throws InterruptedException {
final HazelcastInstance hazelcastInstance = createHazelcastInstance(getConfig());
final IMap<String, Object> map = hazelcastInstance.getMap(mapName);
hazelcastInstance.executeTransaction(new TransactionalTask<Object>() {
@Override
public Object execute(TransactionalTaskContext transactionContext) throws TransactionException {
TransactionalMap<String, Object> transactionalMap = transactionContext.getMap(mapName);
transactionalMap.getForUpdate(key);
transactionalMap.replace(key, value);
assertTrue("Key remains unlocked!", map.isLocked(key));
return null;
}
});
}
@Test
public void testTxnPutIfAbsent_whenPutFails_keyShouldRemainUnlocked() throws InterruptedException {
HazelcastInstance hazelcastInstance = createHazelcastInstance(getConfig());
IMap<String, Object> map = hazelcastInstance.getMap(mapName);
map.put(key, value);
hazelcastInstance.executeTransaction(new TransactionalTask<Object>() {
@Override
public Object execute(TransactionalTaskContext transactionContext) throws TransactionException {
TransactionalMap<String, Object> transactionalMap = transactionContext.getMap(mapName);
transactionalMap.putIfAbsent(key, "t");
return null;
}
});
assertFalse("Key remains locked!", map.isLocked(key));
}
@Test
public void testTxnPutIfAbsent_whenPutFails_keyShouldRemainUnlockedDuringTransaction() throws InterruptedException {
final HazelcastInstance hazelcastInstance = createHazelcastInstance(getConfig());
final IMap<String, Object> map = hazelcastInstance.getMap(mapName);
map.put(key, value);
hazelcastInstance.executeTransaction(new TransactionalTask<Object>() {
@Override
public Object execute(TransactionalTaskContext transactionContext) throws TransactionException {
TransactionalMap<String, Object> transactionalMap = transactionContext.getMap(mapName);
transactionalMap.putIfAbsent(key, "t");
assertFalse("Key remains locked!", map.isLocked(key));
return null;
}
});
}
@Test
public void testTxnPutIfAbsent_whenPutFails_keyShouldRemainLocked_whenExplicitlyLocked() throws InterruptedException {
final HazelcastInstance hazelcastInstance = createHazelcastInstance(getConfig());
final IMap<String, Object> map = hazelcastInstance.getMap(mapName);
map.put(key, value);
hazelcastInstance.executeTransaction(new TransactionalTask<Object>() {
@Override
public Object execute(TransactionalTaskContext transactionContext) throws TransactionException {
TransactionalMap<String, Object> transactionalMap = transactionContext.getMap(mapName);
transactionalMap.getForUpdate(key);
transactionalMap.putIfAbsent(key, "t");
assertTrue("Key remains unlocked!", map.isLocked(key));
return null;
}
});
}
@Test
public void testTxnRemoveIfSame_whenRemoveFails_keyShouldRemainUnlocked() throws InterruptedException {
HazelcastInstance hazelcastInstance = createHazelcastInstance(getConfig());
IMap<String, Object> map = hazelcastInstance.getMap(mapName);
map.put(key, value);
hazelcastInstance.executeTransaction(new TransactionalTask<Object>() {
@Override
public Object execute(TransactionalTaskContext transactionContext) throws TransactionException {
TransactionalMap<String, Object> transactionalMap = transactionContext.getMap(mapName);
transactionalMap.remove(key, value + "other");
return null;
}
});
assertFalse("Key remains locked!", map.isLocked(key));
}
@Test
public void testTxnRemoveIfSame_whenRemoveFails_keyShouldRemainUnlockedDuringTransaction() throws InterruptedException {
final HazelcastInstance hazelcastInstance = createHazelcastInstance(getConfig());
final IMap<String, Object> map = hazelcastInstance.getMap(mapName);
map.put(key, value);
hazelcastInstance.executeTransaction(new TransactionalTask<Object>() {
@Override
public Object execute(TransactionalTaskContext transactionContext) throws TransactionException {
TransactionalMap<String, Object> transactionalMap = transactionContext.getMap(mapName);
transactionalMap.remove(key, "");
assertFalse("Key remains locked!", map.isLocked(key));
return null;
}
});
}
@Test
public void testTxnRemoveIfSame_whenRemoveFails_keyShouldRemainLocked_whenExplicitlyLocked() throws InterruptedException {
final HazelcastInstance hazelcastInstance = createHazelcastInstance(getConfig());
final IMap<String, Object> map = hazelcastInstance.getMap(mapName);
map.put(key, value);
hazelcastInstance.executeTransaction(new TransactionalTask<Object>() {
@Override
public Object execute(TransactionalTaskContext transactionContext) throws TransactionException {
TransactionalMap<String, Object> transactionalMap = transactionContext.getMap(mapName);
transactionalMap.getForUpdate(key);
transactionalMap.remove(key, "");
assertTrue("Key remains unlocked!", map.isLocked(key));
return null;
}
});
}
}