@Test
public void testTransactionAtomicity_whenMultiMapGetIsUsed_withTransaction()
throws InterruptedException {
final HazelcastInstance hz = Hazelcast.newHazelcastInstance(createConfigWithDummyTxService());
final String name = HazelcastTestSupport.generateRandomString(5);
Thread producerThread = startProducerThread(hz, name);
try {
IQueue<String> q = hz.getQueue(name);
for (int i = 0; i < 1000; i++) {
String id = q.poll();
if (id != null) {
TransactionContext tx = hz.newTransactionContext();
try {
tx.beginTransaction();
TransactionalMultiMap<Object, Object> multiMap = tx.getMultiMap(name);
Collection<Object> values = multiMap.get(id);
assertFalse(values.isEmpty());
multiMap.remove(id);
tx.commitTransaction();
} catch (TransactionException e) {
tx.rollbackTransaction();
e.printStackTrace();
}
} else {
LockSupport.parkNanos(100);
}
}
} finally {
stopProducerThread(producerThread);
}
}
@Test
public void testPutWithTTL() {
final String mapName = randomString();
final int ttlSeconds = 1;
final String key = "key";
final String value = "Value";
final IMap map = client.getMap(mapName);
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
final TransactionalMap<Object, Object> txnMap = context.getMap(mapName);
txnMap.put(key, value, ttlSeconds, TimeUnit.SECONDS);
Object resultFromClientWhileTxnInProgress = map.get(key);
context.commitTransaction();
assertNull(resultFromClientWhileTxnInProgress);
assertEquals(value, map.get(key));
// waite for ttl to expire
sleepSeconds(ttlSeconds + 1);
assertNull(map.get(key));
}
@Test
public void testTnxMapReplaceKeyValue() throws Exception {
final String mapName = randomString();
final String key1 = "key1";
final String oldValue1 = "old1";
final String newValue1 = "new1";
final String key2 = "key2";
final String oldValue2 = "old2";
IMap map = client.getMap(mapName);
map.put(key1, oldValue1);
map.put(key2, oldValue2);
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
final TransactionalMap txMap = context.getMap(mapName);
txMap.replace(key1, oldValue1, newValue1);
txMap.replace(key2, "NOT_OLD_VALUE", "NEW_VALUE_CANT_BE_THIS");
context.commitTransaction();
assertEquals(newValue1, map.get(key1));
assertEquals(oldValue2, map.get(key2));
}
@Test
public void testTransactionalQueueGetsOfferedItems_whenBlockedOnPoll()
throws InterruptedException {
final String item = "offered1";
final String queueName = randomString();
final IQueue queue1 = client.getQueue(queueName);
final CountDownLatch justBeforeBlocked = new CountDownLatch(1);
new Thread() {
public void run() {
try {
justBeforeBlocked.await();
sleepSeconds(1);
queue1.offer(item);
} catch (InterruptedException e) {
fail("failed" + e);
}
}
}.start();
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
TransactionalQueue txnQueue1 = context.getQueue(queueName);
justBeforeBlocked.countDown();
Object result = txnQueue1.poll(5, TimeUnit.SECONDS);
assertEquals(
"TransactionalQueue while blocked in pol should get item offered from client queue",
item,
result);
context.commitTransaction();
}
@Test
public void testKeysetAndValuesWithPredicates() throws Exception {
final String mapName = randomString();
IMap map = client.getMap(mapName);
final SampleObjects.Employee emp1 = new SampleObjects.Employee("abc-123-xvz", 34, true, 10D);
final SampleObjects.Employee emp2 = new SampleObjects.Employee("abc-123-xvz", 20, true, 10D);
map.put(emp1, emp1);
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
final TransactionalMap txMap = context.getMap(mapName);
assertNull(txMap.put(emp2, emp2));
assertEquals(2, txMap.size());
assertEquals(2, txMap.keySet().size());
assertEquals(0, txMap.keySet(new SqlPredicate("age = 10")).size());
assertEquals(0, txMap.values(new SqlPredicate("age = 10")).size());
assertEquals(2, txMap.keySet(new SqlPredicate("age >= 10")).size());
assertEquals(2, txMap.values(new SqlPredicate("age >= 10")).size());
context.commitTransaction();
assertEquals(2, map.size());
assertEquals(2, map.values().size());
}
@Test(expected = NullPointerException.class)
public void testKeyValuesPredicateNull() throws Exception {
final String mapName = randomString();
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
final TransactionalMap<Object, Object> txMap = context.getMap(mapName);
txMap.values(null);
}
@Test
public void testTnxMapIsEmpty() throws Exception {
final String mapName = randomString();
IMap map = client.getMap(mapName);
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
final TransactionalMap txMap = context.getMap(mapName);
assertTrue(txMap.isEmpty());
context.commitTransaction();
}
@Test
public void testTransactionalOfferAndPollWithTimeout() throws InterruptedException {
final String item = "offered";
final String name = randomString();
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
TransactionalQueue<String> txnQueue = context.getQueue(name);
assertTrue(txnQueue.offer(item));
assertEquals(1, txnQueue.size());
assertEquals(item, txnQueue.poll(5, TimeUnit.SECONDS));
context.commitTransaction();
}
@Test
public void testUnlockAfterRollback() {
final String mapName = randomString();
final String key = "key";
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
final TransactionalMap<Object, Object> map = context.getMap(mapName);
map.put(key, "value");
context.rollbackTransaction();
assertFalse(client.getMap(mapName).isLocked(key));
}
@Test
public void testTransactionalOfferPoll() {
final String item = "offered";
final String queueName = randomString();
final IQueue queue = client.getQueue(queueName);
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
TransactionalQueue txnQueue = context.getQueue(queueName);
txnQueue.offer(item);
assertEquals(item, txnQueue.poll());
context.commitTransaction();
}
@Test
public void testTransactionalOfferRoleBack() {
final String name = randomString();
final IQueue queue = client.getQueue(name);
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
TransactionalQueue<String> qTxn = context.getQueue(name);
qTxn.offer("ITEM");
context.rollbackTransaction();
assertEquals(0, queue.size());
}
@Test
public void testDeadLockFromClientInstance() throws InterruptedException {
final String mapName = randomString();
final String key = "key";
final AtomicBoolean running = new AtomicBoolean(true);
Thread t =
new Thread() {
public void run() {
while (running.get()) {
client.getMap(mapName).get(key);
}
}
};
t.start();
CBAuthorisation cb = new CBAuthorisation();
cb.setAmount(15000);
try {
TransactionContext context = client.newTransactionContext();
context.beginTransaction();
TransactionalMap mapTransaction = context.getMap(mapName);
// init data
mapTransaction.put(key, cb);
// start test deadlock, 3 set and concurrent, get deadlock
cb.setAmount(12000);
mapTransaction.set(key, cb);
cb.setAmount(10000);
mapTransaction.set(key, cb);
cb.setAmount(900);
mapTransaction.set(key, cb);
cb.setAmount(800);
mapTransaction.set(key, cb);
cb.setAmount(700);
mapTransaction.set(key, cb);
context.commitTransaction();
} catch (TransactionException e) {
e.printStackTrace();
fail();
}
running.set(false);
t.join();
}
@Test
public void testAddAndRoleBack() throws Exception {
final String listName = randomString();
final IList l = client.getList(listName);
l.add("item1");
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
final TransactionalList<Object> list = context.getList(listName);
list.add("item2");
context.rollbackTransaction();
assertEquals(1, l.size());
}
@Test
public void testPutAndRoleBack() throws Exception {
final String mapName = randomString();
final String key = "key";
final String value = "value";
final IMap map = client.getMap(mapName);
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
final TransactionalMap<Object, Object> mapTxn = context.getMap(mapName);
mapTxn.put(key, value);
context.rollbackTransaction();
assertNull(map.get(key));
}
@Test
public void testTxnMapPut_BeforeCommit() throws Exception {
final String mapName = randomString();
final String key = "key";
final String value = "Value";
final IMap map = client.getMap(mapName);
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
final TransactionalMap<Object, Object> txnMap = context.getMap(mapName);
assertNull(txnMap.put(key, value));
context.commitTransaction();
}
@Test
public void testTnxMapContainsKey() throws Exception {
final String mapName = randomString();
IMap map = client.getMap(mapName);
map.put("key1", "value1");
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
final TransactionalMap txMap = context.getMap(mapName);
txMap.put("key2", "value2");
assertTrue(txMap.containsKey("key1"));
assertTrue(txMap.containsKey("key2"));
assertFalse(txMap.containsKey("key3"));
context.commitTransaction();
}
@Test
public void testPutAndRoleBack() throws Exception {
final String mapName = randomString();
final String key = "key";
final String value = "value";
final MultiMap multiMap = client.getMultiMap(mapName);
TransactionContext tx = client.newTransactionContext();
tx.beginTransaction();
TransactionalMultiMap mulitMapTxn = tx.getMultiMap(mapName);
mulitMapTxn.put(key, value);
mulitMapTxn.put(key, value);
tx.rollbackTransaction();
assertEquals(Collections.EMPTY_LIST, multiMap.get(key));
}
@Test
public void testTransactionalQueueSize() {
final String item = "offered";
final String name = randomString();
final IQueue queue = client.getQueue(name);
queue.offer(item);
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
TransactionalQueue<String> txnQueue = context.getQueue(name);
txnQueue.offer(item);
assertEquals(2, txnQueue.size());
context.rollbackTransaction();
}
@Test
public void testTxnMultiValueCount() throws Exception {
final String mapName = randomString();
final String key = "key";
final String value = "value";
final MultiMap multiMap = client.getMultiMap(mapName);
multiMap.put(key, value);
TransactionContext tx = client.newTransactionContext();
tx.beginTransaction();
TransactionalMultiMap mulitMapTxn = tx.getMultiMap(mapName);
mulitMapTxn.put(key, "newValue");
assertEquals(2, mulitMapTxn.valueCount(key));
tx.commitTransaction();
}
@Test
public void testTnxMapDelete() throws Exception {
final String mapName = randomString();
final String key = "key1";
final String value = "old1";
IMap map = client.getMap(mapName);
map.put(key, value);
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
final TransactionalMap txMap = context.getMap(mapName);
txMap.delete(key);
context.commitTransaction();
assertNull(map.get(key));
}
@Test
public void testRemoveAll() throws Exception {
final String mapName = randomString();
final String key = "key";
MultiMap multiMap = client.getMultiMap(mapName);
for (int i = 0; i < 10; i++) {
multiMap.put(key, i);
}
TransactionContext tx = client.newTransactionContext();
tx.beginTransaction();
TransactionalMultiMap txnMultiMap = tx.getMultiMap(mapName);
txnMultiMap.remove(key);
tx.commitTransaction();
assertEquals(Collections.EMPTY_LIST, multiMap.get(key));
}
@Test
public void testAddRemove() throws Exception {
String listName = randomString();
final IList l = client.getList(listName);
l.add("item1");
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
final TransactionalList<Object> list = context.getList(listName);
assertTrue(list.add("item2"));
assertEquals(2, list.size());
assertEquals(1, l.size());
assertFalse(list.remove("item3"));
assertTrue(list.remove("item1"));
context.commitTransaction();
assertEquals(1, l.size());
}
@Test
public void testRemove() throws Exception {
final String mapName = randomString();
final String key = "key";
final String val = "value";
MultiMap multiMap = client.getMultiMap(mapName);
multiMap.put(key, val);
TransactionContext tx = client.newTransactionContext();
tx.beginTransaction();
TransactionalMultiMap txnMultiMap = tx.getMultiMap(mapName);
txnMultiMap.remove(key, val);
tx.commitTransaction();
assertEquals(Collections.EMPTY_LIST, client.getMultiMap(mapName).get(key));
}
@Test
public void testTnxMapPutIfAbsent() throws Exception {
final String mapName = randomString();
IMap map = client.getMap(mapName);
final String keyValue1 = "keyValue1";
final String keyValue2 = "keyValue2";
map.put(keyValue1, keyValue1);
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
final TransactionalMap txMap = context.getMap(mapName);
txMap.putIfAbsent(keyValue1, "NOT_THIS");
txMap.putIfAbsent(keyValue2, keyValue2);
context.commitTransaction();
assertEquals(keyValue1, map.get(keyValue1));
assertEquals(keyValue2, map.get(keyValue2));
}
@Test
public void testKeySetValues() throws Exception {
final String mapName = randomString();
IMap map = client.getMap(mapName);
map.put("key1", "value1");
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
final TransactionalMap<Object, Object> txMap = context.getMap(mapName);
assertNull(txMap.put("key2", "value2"));
assertEquals(2, txMap.size());
assertEquals(2, txMap.keySet().size());
assertEquals(2, txMap.values().size());
context.commitTransaction();
assertEquals(2, map.size());
assertEquals(2, map.keySet().size());
assertEquals(2, map.values().size());
}
@Test
public void testTnxMapReplace() throws Exception {
final String mapName = randomString();
IMap map = client.getMap(mapName);
final String key1 = "key1";
final String key2 = "key2";
final String replaceValue = "replaceValue";
map.put(key1, "OLD_VALUE");
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
final TransactionalMap txMap = context.getMap(mapName);
txMap.replace(key1, replaceValue);
txMap.replace(key2, "NOT_POSSIBLE");
context.commitTransaction();
assertEquals(replaceValue, map.get(key1));
assertNull(map.get(key2));
}
@Test
public void testTnxMapRemoveKeyValue() throws Exception {
final String mapName = randomString();
final String key1 = "key1";
final String oldValue1 = "old1";
final String key2 = "key2";
final String oldValue2 = "old2";
IMap map = client.getMap(mapName);
map.put(key1, oldValue1);
map.put(key2, oldValue2);
final TransactionContext context = client.newTransactionContext();
context.beginTransaction();
final TransactionalMap txMap = context.getMap(mapName);
txMap.remove(key1, oldValue1);
txMap.remove(key2, "NO_REMOVE_AS_NOT_VALUE");
context.commitTransaction();
assertNull(map.get(key1));
assertEquals(oldValue2, map.get(key2));
}