| /* |
| * 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.Collection; |
| import java.util.HashMap; |
| import java.util.LinkedList; |
| import java.util.Map; |
| import java.util.concurrent.Callable; |
| import java.util.concurrent.atomic.AtomicInteger; |
| import java.util.concurrent.locks.Lock; |
| import org.apache.ignite.IgniteCache; |
| import org.apache.ignite.IgniteException; |
| import org.apache.ignite.internal.GridKernalContext; |
| import org.apache.ignite.internal.IgniteKernal; |
| import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; |
| import org.apache.ignite.transactions.Transaction; |
| 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; |
| |
| /** |
| * Nested transaction emulation. |
| */ |
| public abstract class GridCacheNestedTxAbstractTest extends GridCommonAbstractTest { |
| /** Counter key. */ |
| private static final String CNTR_KEY = "CNTR_KEY"; |
| |
| /** Grid count. */ |
| private static final int GRID_CNT = 3; |
| |
| /** Number of threads. */ |
| private static final int THREAD_CNT = 10; |
| |
| /** */ |
| private static final int RETRIES = 10; |
| |
| /** */ |
| private static final AtomicInteger globalCntr = new AtomicInteger(); |
| |
| /** {@inheritDoc} */ |
| @Override protected void beforeTestsStarted() throws Exception { |
| for (int i = 0; i < GRID_CNT; i++) |
| startGrid(i); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected void afterTest() throws Exception { |
| super.afterTest(); |
| |
| for (int i = 0; i < GRID_CNT; i++) { |
| grid(i).cache(DEFAULT_CACHE_NAME).removeAll(); |
| |
| assert grid(i).cache(DEFAULT_CACHE_NAME).localSize() == 0; |
| } |
| } |
| |
| /** |
| * Default constructor. |
| * |
| */ |
| protected GridCacheNestedTxAbstractTest() { |
| super(false /** Start grid. */); |
| } |
| |
| /** |
| * JUnit. |
| * |
| * @throws Exception If failed. |
| */ |
| @Test |
| public void testTwoTx() throws Exception { |
| final IgniteCache<String, Integer> c = grid(0).cache(DEFAULT_CACHE_NAME); |
| |
| GridKernalContext ctx = ((IgniteKernal)grid(0)).context(); |
| |
| c.put(CNTR_KEY, 0); |
| |
| for (int i = 0; i < 10; i++) { |
| try (Transaction tx = grid(0).transactions().txStart(PESSIMISTIC, REPEATABLE_READ)) { |
| c.get(CNTR_KEY); |
| |
| ctx.closure().callLocalSafe((new Callable<Boolean>() { |
| @Override public Boolean call() throws Exception { |
| assertFalse(((GridCacheAdapter)c).context().tm().inUserTx()); |
| |
| assertNull(((GridCacheAdapter)c).context().tm().userTx()); |
| |
| return true; |
| } |
| }), true); |
| |
| tx.commit(); |
| } |
| } |
| } |
| |
| /** |
| * JUnit. |
| * |
| * @throws Exception If failed. |
| */ |
| @Test |
| public void testLockAndTx() throws Exception { |
| final IgniteCache<String, Integer> c = grid(0).cache(DEFAULT_CACHE_NAME); |
| |
| Collection<Thread> threads = new LinkedList<>(); |
| |
| c.put(CNTR_KEY, 0); |
| |
| for (int i = 0; i < THREAD_CNT; i++) { |
| info("*** Init tx thread: " + i); |
| |
| threads.add(new Thread(new Runnable() { |
| @Override public void run() { |
| Transaction tx = grid(0).transactions().txStart(PESSIMISTIC, REPEATABLE_READ); |
| |
| try { |
| int cntr = c.get(CNTR_KEY); |
| |
| info("*** Cntr in tx thread: " + cntr); |
| |
| c.put(CNTR_KEY, ++cntr); |
| |
| tx.commit(); |
| } |
| catch (IgniteException e) { |
| error("Failed tx thread", e); |
| } |
| } |
| })); |
| } |
| |
| for (int i = 0; i < THREAD_CNT; i++) { |
| info("*** Init lock thread: " + i); |
| |
| threads.add(new Thread(new Runnable() { |
| @Override public void run() { |
| |
| Lock lock = c.lock(CNTR_KEY); |
| |
| try { |
| lock.lock(); |
| |
| int cntr = c.get(CNTR_KEY); |
| |
| info("*** Cntr in lock thread: " + cntr); |
| |
| c.put(CNTR_KEY, --cntr); |
| } |
| catch (Exception e) { |
| error("Failed lock thread", e); |
| } |
| finally { |
| lock.unlock(); |
| } |
| } |
| })); |
| } |
| |
| for (Thread t : threads) |
| t.start(); |
| |
| for (Thread t : threads) |
| t.join(); |
| |
| int cntr = c.get(CNTR_KEY); |
| |
| assertEquals(0, cntr); |
| |
| for (int i = 0; i < THREAD_CNT; i++) |
| assertNull(c.get(Integer.toString(i))); |
| } |
| |
| /** |
| * JUnit. |
| * |
| * @throws Exception If failed. |
| */ |
| @Test |
| public void testLockAndTx1() throws Exception { |
| final IgniteCache<String, Integer> c = grid(0).cache(DEFAULT_CACHE_NAME); |
| |
| final IgniteCache<Integer, Integer> c1 = grid(0).cache(DEFAULT_CACHE_NAME); |
| |
| Collection<Thread> threads = new LinkedList<>(); |
| |
| c.put(CNTR_KEY, 0); |
| |
| for (int i = 0; i < THREAD_CNT; i++) { |
| info("*** Init lock thread: " + i); |
| |
| threads.add(new Thread(new Runnable() { |
| @Override public void run() { |
| |
| Lock lock = c.lock(CNTR_KEY); |
| |
| try { |
| lock.lock(); |
| |
| int cntr = c.get(CNTR_KEY); |
| |
| info("*** Cntr in lock thread: " + cntr); |
| |
| Transaction tx = grid(0).transactions().txStart(OPTIMISTIC, READ_COMMITTED); |
| |
| try { |
| |
| Map<Integer, Integer> data = new HashMap<>(); |
| |
| for (int i = 0; i < RETRIES; i++) { |
| int val = globalCntr.getAndIncrement(); |
| |
| data.put(val, val); |
| } |
| |
| c1.putAll(data); |
| |
| tx.commit(); |
| } |
| catch (IgniteException e) { |
| error("Failed tx thread", e); |
| } |
| |
| c.put(CNTR_KEY, ++cntr); |
| } |
| catch (Exception e) { |
| error("Failed lock thread", e); |
| } |
| finally { |
| lock.unlock(); |
| } |
| } |
| })); |
| } |
| |
| for (Thread t : threads) |
| t.start(); |
| |
| for (Thread t : threads) |
| t.join(); |
| |
| int cntr = c.get(CNTR_KEY); |
| |
| assertEquals(THREAD_CNT, cntr); |
| |
| for (int i = 0; i < globalCntr.get(); i++) |
| assertNotNull(c1.get(i)); |
| } |
| } |