| /* |
| * 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.distributed; |
| |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.concurrent.Callable; |
| import java.util.concurrent.atomic.AtomicInteger; |
| import javax.cache.processor.EntryProcessor; |
| import javax.cache.processor.EntryProcessorResult; |
| import javax.cache.processor.MutableEntry; |
| import org.apache.ignite.IgniteCache; |
| import org.apache.ignite.IgniteTransactions; |
| import org.apache.ignite.configuration.CacheConfiguration; |
| import org.apache.ignite.internal.IgniteInternalFuture; |
| import org.apache.ignite.internal.processors.cache.GridCacheAbstractSelfTest; |
| import org.apache.ignite.testframework.GridTestUtils; |
| import org.apache.ignite.testframework.MvccFeatureChecker; |
| import org.apache.ignite.transactions.Transaction; |
| import org.apache.ignite.transactions.TransactionConcurrency; |
| import org.apache.ignite.transactions.TransactionIsolation; |
| import org.jetbrains.annotations.Nullable; |
| import org.junit.Test; |
| |
| import static org.apache.ignite.cache.CacheRebalanceMode.ASYNC; |
| import static org.apache.ignite.cache.CacheWriteSynchronizationMode.FULL_SYNC; |
| import static org.apache.ignite.transactions.TransactionConcurrency.OPTIMISTIC; |
| import static org.apache.ignite.transactions.TransactionConcurrency.PESSIMISTIC; |
| |
| /** |
| * Tests transaction during cache preloading. |
| */ |
| public abstract class IgniteTxPreloadAbstractTest extends GridCacheAbstractSelfTest { |
| /** */ |
| private static final int GRID_CNT = 6; |
| |
| /** */ |
| private static volatile boolean keyNotLoaded; |
| |
| /** {@inheritDoc} */ |
| @Override protected void beforeTest() throws Exception { |
| keyNotLoaded = false; |
| |
| startGrid(0); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected void afterTest() throws Exception { |
| stopAllGrids(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected void beforeTestsStarted() throws Exception { |
| // No-op. |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected int gridCount() { |
| return GRID_CNT; |
| } |
| |
| /** |
| * @throws Exception If failed. |
| */ |
| @Test |
| public void testRemoteTxPreloading() throws Exception { |
| IgniteCache<String, Integer> cache = jcache(0); |
| |
| for (int i = 0; i < 10_000; i++) |
| cache.put(String.valueOf(i), 0); |
| |
| final AtomicInteger gridIdx = new AtomicInteger(1); |
| |
| IgniteInternalFuture<?> fut = GridTestUtils.runMultiThreadedAsync( |
| new Callable<Object>() { |
| @Nullable @Override public Object call() throws Exception { |
| int idx = gridIdx.getAndIncrement(); |
| |
| startGrid(idx); |
| |
| return null; |
| } |
| }, |
| GRID_CNT - 1, |
| "grid-starter-" + getName() |
| ); |
| |
| waitForRemoteNodes(grid(0), 2); |
| |
| Set<String> keys = new HashSet<>(); |
| |
| for (int i = 0; i < 10; i++) |
| keys.add(String.valueOf(i * 1000)); |
| |
| Map<String, EntryProcessorResult<Integer>> resMap = cache.invokeAll(keys, |
| new EntryProcessor<String, Integer, Integer>() { |
| @Override public Integer process(MutableEntry<String, Integer> e, Object... args) { |
| Integer val = e.getValue(); |
| |
| if (val == null) { |
| keyNotLoaded = true; |
| |
| e.setValue(1); |
| |
| return null; |
| } |
| |
| e.setValue(val + 1); |
| |
| return val; |
| } |
| } |
| ); |
| |
| assertFalse(keyNotLoaded); |
| |
| for (String key : keys) { |
| EntryProcessorResult<Integer> res = resMap.get(key); |
| |
| assertNotNull(res); |
| assertEquals(0, (Object)res.get()); |
| } |
| |
| fut.get(); |
| |
| for (int i = 0; i < GRID_CNT; i++) { |
| for (String key : keys) |
| assertEquals("Unexpected value for cache " + i, (Integer)1, jcache(i).get(key)); |
| } |
| } |
| |
| /** |
| * @throws Exception If failed. |
| */ |
| @Test |
| public void testLocalTxPreloadingOptimistic() throws Exception { |
| if (!MvccFeatureChecker.forcedMvcc()) // Do not check optimistic tx for mvcc. |
| testLocalTxPreloading(OPTIMISTIC); |
| } |
| |
| /** |
| * @throws Exception If failed. |
| */ |
| @Test |
| public void testLocalTxPreloadingPessimistic() throws Exception { |
| testLocalTxPreloading(PESSIMISTIC); |
| } |
| |
| /** |
| * Tries to execute transaction doing transform when target key is not yet preloaded. |
| * |
| * @param txConcurrency Transaction concurrency; |
| * @throws Exception If failed. |
| */ |
| private void testLocalTxPreloading(TransactionConcurrency txConcurrency) throws Exception { |
| Map<String, Integer> map = new HashMap<>(); |
| |
| for (int i = 0; i < 10000; i++) |
| map.put(String.valueOf(i), 0); |
| |
| IgniteCache<String, Integer> cache0 = jcache(0); |
| |
| cache0.putAll(map); |
| |
| final String TX_KEY = "9000"; |
| |
| int expVal = 0; |
| |
| for (int i = 1; i < GRID_CNT; i++) { |
| assertEquals((Integer)expVal, cache0.get(TX_KEY)); |
| |
| startGrid(i); |
| |
| IgniteCache<String, Integer> cache = jcache(i); |
| |
| IgniteTransactions txs = ignite(i).transactions(); |
| |
| try (Transaction tx = txs.txStart(txConcurrency, TransactionIsolation.REPEATABLE_READ)) { |
| cache.invoke(TX_KEY, new EntryProcessor<String, Integer, Void>() { |
| @Override public Void process(MutableEntry<String, Integer> e, Object... args) { |
| Integer val = e.getValue(); |
| |
| if (val == null) { |
| keyNotLoaded = true; |
| |
| e.setValue(1); |
| |
| return null; |
| } |
| |
| e.setValue(val + 1); |
| |
| return null; |
| } |
| }); |
| |
| tx.commit(); |
| } |
| |
| assertFalse(keyNotLoaded); |
| |
| expVal++; |
| |
| assertEquals((Integer)expVal, cache.get(TX_KEY)); |
| } |
| |
| for (int i = 0; i < GRID_CNT; i++) |
| assertEquals("Unexpected value for cache " + i, (Integer)expVal, jcache(i).get(TX_KEY)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected CacheConfiguration cacheConfiguration(String igniteInstanceName) throws Exception { |
| CacheConfiguration cfg = super.cacheConfiguration(igniteInstanceName); |
| |
| cfg.setRebalanceMode(ASYNC); |
| cfg.setWriteSynchronizationMode(FULL_SYNC); |
| cfg.setCacheStoreFactory(null); |
| cfg.setReadThrough(false); |
| cfg.setWriteThrough(false); |
| |
| return cfg; |
| } |
| } |