| /* |
| * 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.concurrent.atomic.AtomicInteger; |
| import org.apache.ignite.IgniteCache; |
| import org.apache.ignite.IgniteException; |
| import org.apache.ignite.cache.CacheMode; |
| import org.apache.ignite.cache.CacheWriteSynchronizationMode; |
| import org.apache.ignite.cluster.ClusterNode; |
| import org.apache.ignite.configuration.CacheConfiguration; |
| import org.apache.ignite.configuration.IgniteConfiguration; |
| import org.apache.ignite.configuration.NearCacheConfiguration; |
| import org.apache.ignite.internal.managers.communication.GridIoMessage; |
| import org.apache.ignite.internal.processors.cache.distributed.GridDistributedLockRequest; |
| import org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtLockRequest; |
| import org.apache.ignite.internal.processors.cache.distributed.near.GridNearLockRequest; |
| import org.apache.ignite.lang.IgniteInClosure; |
| import org.apache.ignite.plugin.extensions.communication.Message; |
| import org.apache.ignite.spi.IgniteSpiException; |
| import org.apache.ignite.spi.communication.tcp.TcpCommunicationSpi; |
| import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; |
| import org.apache.ignite.transactions.Transaction; |
| import org.junit.Test; |
| |
| import static org.apache.ignite.cache.CacheAtomicityMode.TRANSACTIONAL; |
| import static org.apache.ignite.transactions.TransactionConcurrency.PESSIMISTIC; |
| import static org.apache.ignite.transactions.TransactionIsolation.REPEATABLE_READ; |
| |
| /** |
| * Tests reentry in pessimistic repeatable read tx. |
| */ |
| public abstract class IgniteTxReentryAbstractSelfTest extends GridCommonAbstractTest { |
| /** @return Cache mode. */ |
| protected abstract CacheMode cacheMode(); |
| |
| /** @return Near enabled. */ |
| protected abstract boolean nearEnabled(); |
| |
| /** @return Grid count. */ |
| protected abstract int gridCount(); |
| |
| /** @return Test key. */ |
| protected abstract int testKey(); |
| |
| /** @return Expected number of near lock requests. */ |
| protected abstract int expectedNearLockRequests(); |
| |
| /** @return Expected number of near lock requests. */ |
| protected abstract int expectedDhtLockRequests(); |
| |
| /** @return Expected number of near lock requests. */ |
| protected abstract int expectedDistributedLockRequests(); |
| |
| /** {@inheritDoc} */ |
| @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception { |
| IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName); |
| |
| cfg.setCommunicationSpi(new CountingCommunicationSpi()); |
| |
| CacheConfiguration cacheCfg = defaultCacheConfiguration(); |
| |
| cacheCfg.setCacheMode(cacheMode()); |
| cacheCfg.setWriteSynchronizationMode(CacheWriteSynchronizationMode.FULL_SYNC); |
| cacheCfg.setAtomicityMode(TRANSACTIONAL); |
| |
| if (nearEnabled()) |
| cacheCfg.setNearConfiguration(new NearCacheConfiguration()); |
| |
| cfg.setCacheConfiguration(cacheCfg); |
| |
| return cfg; |
| } |
| |
| /** @throws Exception If failed. */ |
| @Test |
| public void testLockReentry() throws Exception { |
| startGridsMultiThreaded(gridCount(), true); |
| |
| try { |
| IgniteCache<Object, Object> cache = grid(0).cache(DEFAULT_CACHE_NAME); |
| |
| // Find test key. |
| int key = testKey(); |
| |
| try (Transaction tx = grid(0).transactions().txStart(PESSIMISTIC, REPEATABLE_READ)) { |
| // One near lock request. |
| cache.get(key); |
| |
| // No more requests. |
| cache.remove(key); |
| |
| tx.commit(); |
| } |
| |
| CountingCommunicationSpi commSpi = (CountingCommunicationSpi)grid(0).configuration().getCommunicationSpi(); |
| |
| assertEquals(expectedNearLockRequests(), commSpi.nearLocks()); |
| assertEquals(expectedDhtLockRequests(), commSpi.dhtLocks()); |
| assertEquals(expectedDistributedLockRequests(), commSpi.distributedLocks()); |
| } |
| finally { |
| stopAllGrids(); |
| } |
| } |
| |
| /** Counting communication SPI. */ |
| protected static class CountingCommunicationSpi extends TcpCommunicationSpi { |
| /** Distributed lock requests. */ |
| private AtomicInteger distLocks = new AtomicInteger(); |
| |
| /** Near lock requests. */ |
| private AtomicInteger nearLocks = new AtomicInteger(); |
| |
| /** Dht locks. */ |
| private AtomicInteger dhtLocks = new AtomicInteger(); |
| |
| /** {@inheritDoc} */ |
| @Override public void sendMessage(ClusterNode node, Message msg, IgniteInClosure<IgniteException> ackClosure) |
| throws IgniteSpiException { |
| countMsg((GridIoMessage)msg); |
| |
| super.sendMessage(node, msg, ackClosure); |
| } |
| |
| /** |
| * Unmarshals the message and increments counters. |
| * |
| * @param msg Message to check. |
| */ |
| private void countMsg(GridIoMessage msg) { |
| Object origMsg = msg.message(); |
| |
| if (origMsg instanceof GridDistributedLockRequest) { |
| distLocks.incrementAndGet(); |
| |
| if (origMsg instanceof GridNearLockRequest) |
| nearLocks.incrementAndGet(); |
| else if (origMsg instanceof GridDhtLockRequest) |
| dhtLocks.incrementAndGet(); |
| } |
| } |
| |
| /** @return Number of recorded distributed locks. */ |
| public int distributedLocks() { |
| return distLocks.get(); |
| } |
| |
| /** @return Number of recorded distributed locks. */ |
| public int nearLocks() { |
| return nearLocks.get(); |
| } |
| |
| /** @return Number of recorded distributed locks. */ |
| public int dhtLocks() { |
| return dhtLocks.get(); |
| } |
| } |
| } |