| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.ignite.internal.processors.cache; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Set; |
| import java.util.concurrent.Callable; |
| import java.util.concurrent.ConcurrentHashMap; |
| import java.util.concurrent.ConcurrentMap; |
| import org.apache.ignite.IgniteCache; |
| import org.apache.ignite.IgniteCheckedException; |
| import org.apache.ignite.internal.IgniteInternalFuture; |
| import org.apache.ignite.testframework.GridTestUtils; |
| import org.apache.ignite.transactions.Transaction; |
| import org.apache.ignite.transactions.TransactionConcurrency; |
| import org.apache.ignite.transactions.TransactionIsolation; |
| import org.apache.ignite.transactions.TransactionOptimisticException; |
| import org.jetbrains.annotations.Nullable; |
| import org.junit.Test; |
| |
| import static org.apache.ignite.transactions.TransactionConcurrency.OPTIMISTIC; |
| import static org.apache.ignite.transactions.TransactionConcurrency.PESSIMISTIC; |
| import static org.apache.ignite.transactions.TransactionIsolation.READ_COMMITTED; |
| import static org.apache.ignite.transactions.TransactionIsolation.REPEATABLE_READ; |
| import static org.apache.ignite.transactions.TransactionIsolation.SERIALIZABLE; |
| |
| /** |
| * Tests for local transactions. |
| */ |
| public abstract class IgniteTxMultiThreadedAbstractTest extends IgniteTxAbstractTest { |
| /** |
| * @return Thread count. |
| */ |
| protected abstract int threadCount(); |
| |
| /** |
| * @param concurrency Concurrency. |
| * @param isolation Isolation. |
| * @throws Exception If check failed. |
| */ |
| protected void checkCommitMultithreaded(final TransactionConcurrency concurrency, |
| final TransactionIsolation isolation) throws Exception { |
| GridTestUtils.runMultiThreaded(new Callable<Object>() { |
| @Nullable @Override public Object call() throws Exception { |
| Thread t = Thread.currentThread(); |
| |
| t.setName(t.getName() + "-id-" + t.getId()); |
| |
| info("Starting commit thread: " + Thread.currentThread().getName()); |
| |
| try { |
| checkCommit(concurrency, isolation); |
| } |
| finally { |
| info("Finished commit thread: " + Thread.currentThread().getName()); |
| } |
| |
| return null; |
| } |
| }, threadCount(), concurrency + "-" + isolation); |
| } |
| |
| /** |
| * @param concurrency Concurrency. |
| * @param isolation Isolation. |
| * @throws Exception If check failed. |
| */ |
| protected void checkRollbackMultithreaded(final TransactionConcurrency concurrency, |
| final TransactionIsolation isolation) throws Exception { |
| final ConcurrentMap<Integer, String> map = new ConcurrentHashMap<>(); |
| GridTestUtils.runMultiThreaded(new Callable<Object>() { |
| @Nullable @Override public Object call() throws Exception { |
| Thread t = Thread.currentThread(); |
| |
| t.setName(t.getName() + "-id-" + t.getId()); |
| |
| info("Starting rollback thread: " + Thread.currentThread().getName()); |
| |
| try { |
| checkRollback(map, concurrency, isolation); |
| |
| return null; |
| } |
| finally { |
| info("Finished rollback thread: " + Thread.currentThread().getName()); |
| } |
| } |
| }, threadCount(), concurrency + "-" + isolation); |
| } |
| |
| /** |
| * @throws IgniteCheckedException If test failed. |
| */ |
| @Test |
| public void testPessimisticReadCommittedCommitMultithreaded() throws Exception { |
| checkCommitMultithreaded(PESSIMISTIC, READ_COMMITTED); |
| |
| finalChecks(); |
| } |
| |
| /** |
| * @throws IgniteCheckedException If test failed. |
| */ |
| @Test |
| public void testPessimisticRepeatableReadCommitMultithreaded() throws Exception { |
| checkCommitMultithreaded(PESSIMISTIC, REPEATABLE_READ); |
| |
| finalChecks(); |
| } |
| |
| /** |
| * @throws IgniteCheckedException If test failed. |
| */ |
| @Test |
| public void testPessimisticSerializableCommitMultithreaded() throws Exception { |
| checkCommitMultithreaded(PESSIMISTIC, SERIALIZABLE); |
| |
| finalChecks(); |
| } |
| |
| /** |
| * @throws IgniteCheckedException If test failed. |
| */ |
| @Test |
| public void testOptimisticReadCommittedCommitMultithreaded() throws Exception { |
| checkCommitMultithreaded(OPTIMISTIC, READ_COMMITTED); |
| |
| finalChecks(); |
| } |
| |
| /** |
| * @throws IgniteCheckedException If test failed. |
| */ |
| @Test |
| public void testOptimisticRepeatableReadCommitMultithreaded() throws Exception { |
| checkCommitMultithreaded(OPTIMISTIC, REPEATABLE_READ); |
| |
| finalChecks(); |
| } |
| |
| /** |
| * @throws IgniteCheckedException If test failed. |
| */ |
| @Test |
| public void testOptimisticSerializableCommitMultithreaded() throws Exception { |
| checkCommitMultithreaded(OPTIMISTIC, SERIALIZABLE); |
| |
| finalChecks(); |
| } |
| |
| /** |
| * @throws IgniteCheckedException If test failed. |
| */ |
| @Test |
| public void testPessimisticReadCommittedRollbackMultithreaded() throws Exception { |
| checkRollbackMultithreaded(PESSIMISTIC, READ_COMMITTED); |
| |
| finalChecks(); |
| } |
| |
| /** |
| * @throws IgniteCheckedException If test failed. |
| */ |
| @Test |
| public void testPessimisticRepeatableReadRollbackMultithreaded() throws Exception { |
| checkRollbackMultithreaded(PESSIMISTIC, REPEATABLE_READ); |
| |
| finalChecks(); |
| } |
| |
| /** |
| * @throws IgniteCheckedException If test failed. |
| */ |
| @Test |
| public void testPessimisticSerializableRollbackMultithreaded() throws Exception { |
| checkRollbackMultithreaded(PESSIMISTIC, SERIALIZABLE); |
| |
| finalChecks(); |
| } |
| |
| /** |
| * @throws IgniteCheckedException If test failed. |
| */ |
| @Test |
| public void testOptimisticReadCommittedRollbackMultithreaded() throws Exception { |
| checkRollbackMultithreaded(OPTIMISTIC, READ_COMMITTED); |
| |
| finalChecks(); |
| } |
| |
| /** |
| * @throws IgniteCheckedException If test failed. |
| */ |
| @Test |
| public void testOptimisticRepeatableReadRollbackMultithreaded() throws Exception { |
| checkRollbackMultithreaded(OPTIMISTIC, REPEATABLE_READ); |
| |
| finalChecks(); |
| } |
| |
| /** |
| * @throws IgniteCheckedException If test failed. |
| */ |
| @Test |
| public void testOptimisticSerializableRollbackMultithreaded() throws Exception { |
| checkRollbackMultithreaded(OPTIMISTIC, SERIALIZABLE); |
| |
| finalChecks(); |
| } |
| |
| /** |
| * @throws Exception If failed. |
| */ |
| @Test |
| public void testOptimisticSerializableConsistency() throws Exception { |
| final IgniteCache<Integer, Long> cache = grid(0).cache(DEFAULT_CACHE_NAME); |
| |
| final int THREADS = 3; |
| |
| final int ITERATIONS = 100; |
| |
| for (int key0 = 100_000; key0 < 100_000 + 20; key0++) { |
| final int key = key0; |
| |
| cache.put(key, 0L); |
| |
| List<IgniteInternalFuture<Collection<Long>>> futs = new ArrayList<>(THREADS); |
| |
| for (int i = 0; i < THREADS; i++) { |
| futs.add(GridTestUtils.runAsync(new Callable<Collection<Long>>() { |
| @Override public Collection<Long> call() throws Exception { |
| Collection<Long> res = new ArrayList<>(); |
| |
| for (int i = 0; i < ITERATIONS; i++) { |
| while (true) { |
| try (Transaction tx = grid(0).transactions().txStart(OPTIMISTIC, SERIALIZABLE)) { |
| long val = cache.get(key); |
| |
| cache.put(key, val + 1); |
| |
| tx.commit(); |
| |
| assertTrue(res.add(val + 1)); |
| |
| break; |
| } |
| catch (TransactionOptimisticException ignored) { |
| // Retry. |
| } |
| } |
| } |
| |
| return res; |
| } |
| })); |
| } |
| |
| long total = 0; |
| |
| List<Collection<Long>> cols = new ArrayList<>(THREADS); |
| |
| for (IgniteInternalFuture<Collection<Long>> fut : futs) { |
| Collection<Long> col = fut.get(); |
| |
| assertEquals(ITERATIONS, col.size()); |
| |
| total += col.size(); |
| |
| cols.add(col); |
| } |
| |
| log.info("Cache value: " + cache.get(key)); |
| |
| Set<Long> duplicates = new HashSet<>(); |
| |
| for (Collection<Long> col1 : cols) { |
| for (Long val1 : col1) { |
| for (Collection<Long> col2 : cols) { |
| if (col1 == col2) |
| continue; |
| |
| for (Long val2 : col2) { |
| if (val1.equals(val2)) { |
| duplicates.add(val2); |
| |
| break; |
| } |
| } |
| } |
| } |
| } |
| |
| assertTrue("Found duplicated values: " + duplicates, duplicates.isEmpty()); |
| |
| assertEquals((long)THREADS * ITERATIONS, total); |
| |
| // Try to update one more time to make sure cache is in consistent state. |
| try (Transaction tx = grid(0).transactions().txStart(OPTIMISTIC, SERIALIZABLE)) { |
| long val = cache.get(key); |
| |
| cache.put(key, val); |
| |
| tx.commit(); |
| } |
| |
| for (int i = 0; i < gridCount(); i++) |
| assertEquals(total, grid(i).cache(DEFAULT_CACHE_NAME).get(key)); |
| } |
| } |
| } |