| /* |
| * 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.concurrent.atomic.AtomicInteger; |
| import javax.cache.Cache; |
| import javax.cache.configuration.Factory; |
| import javax.cache.integration.CacheLoaderException; |
| import org.apache.ignite.Ignite; |
| import org.apache.ignite.IgniteException; |
| import org.apache.ignite.cache.store.CacheStoreAdapter; |
| import org.apache.ignite.configuration.CacheConfiguration; |
| import org.apache.ignite.configuration.IgniteConfiguration; |
| import org.apache.ignite.lang.IgniteFuture; |
| import org.apache.ignite.lang.IgniteRunnable; |
| import org.apache.ignite.resources.IgniteInstanceResource; |
| import org.apache.ignite.testframework.MvccFeatureChecker; |
| import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| /** |
| * Test was added to check fix for IGNITE-4465. |
| */ |
| public class CacheConcurrentReadThroughTest extends GridCommonAbstractTest { |
| /** */ |
| private static final int SYS_THREADS = 16; |
| |
| /** */ |
| private static boolean client; |
| |
| /** */ |
| @Before |
| public void beforeCacheConcurrentReadThroughTest() { |
| MvccFeatureChecker.skipIfNotSupported(MvccFeatureChecker.Feature.CACHE_STORE); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected IgniteConfiguration getConfiguration(String gridName) throws Exception { |
| IgniteConfiguration cfg = super.getConfiguration(gridName); |
| |
| cfg.setClientMode(client); |
| |
| if (!client) { |
| cfg.setPublicThreadPoolSize(SYS_THREADS); |
| cfg.setSystemThreadPoolSize(SYS_THREADS); |
| } |
| |
| return cfg; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected void afterTest() throws Exception { |
| super.afterTest(); |
| |
| stopAllGrids(); |
| } |
| |
| /** |
| * @throws Exception If failed. |
| */ |
| @Test |
| public void testConcurrentReadThrough() throws Exception { |
| startGrid(0); |
| |
| client = true; |
| |
| Ignite client = startGrid(1); |
| |
| assertTrue(client.configuration().isClientMode()); |
| |
| for (int iter = 0; iter < 10; iter++) { |
| CacheConfiguration ccfg = new CacheConfiguration(DEFAULT_CACHE_NAME); |
| |
| final String cacheName = "test-" + iter; |
| |
| ccfg.setName(cacheName); |
| ccfg.setReadThrough(true); |
| ccfg.setCacheStoreFactory(new TestStoreFactory()); |
| ccfg.setStatisticsEnabled(true); |
| |
| client.createCache(ccfg); |
| |
| final Integer key = 1; |
| |
| TestCacheStore.loadCnt.set(0); |
| |
| Collection<IgniteFuture<?>> futs = new ArrayList<>(); |
| |
| for (int i = 0; i < SYS_THREADS * 3; i++) { |
| futs.add(client.compute().runAsync(new IgniteRunnable() { |
| @IgniteInstanceResource |
| private transient Ignite ignite; |
| |
| @Override public void run() { |
| assertFalse(ignite.configuration().isClientMode()); |
| |
| Object v = ignite.<Integer, Integer>cache(cacheName).get(key); |
| |
| if (v == null) |
| throw new IgniteException("Failed to get value"); |
| } |
| })); |
| } |
| |
| for (IgniteFuture<?> fut : futs) |
| fut.get(); |
| |
| int loadCnt = TestCacheStore.loadCnt.get(); |
| |
| long misses = ignite(1).cache(cacheName).metrics().getCacheMisses(); |
| |
| log.info("Iteration [iter=" + iter + ", loadCnt=" + loadCnt + ", misses=" + misses + ']'); |
| |
| assertTrue("Unexpected loadCnt: " + loadCnt, loadCnt > 0 && loadCnt <= SYS_THREADS); |
| assertTrue("Unexpected misses: " + misses, misses > 0 && misses <= SYS_THREADS); |
| |
| client.destroyCache(cacheName); |
| } |
| } |
| |
| /** |
| * |
| */ |
| private static class TestStoreFactory implements Factory<TestCacheStore> { |
| /** {@inheritDoc} */ |
| @Override public TestCacheStore create() { |
| return new TestCacheStore(); |
| } |
| } |
| |
| /** |
| * |
| */ |
| private static class TestCacheStore extends CacheStoreAdapter<Integer, Integer> { |
| /** */ |
| private static final AtomicInteger loadCnt = new AtomicInteger(); |
| |
| /** {@inheritDoc} */ |
| @Override public Integer load(Integer key) throws CacheLoaderException { |
| loadCnt.incrementAndGet(); |
| |
| try { |
| Thread.sleep(1000); |
| } |
| catch (InterruptedException e) { |
| e.printStackTrace(); |
| } |
| |
| return key; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void write(Cache.Entry<? extends Integer, ? extends Integer> entry) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void delete(Object key) { |
| // No-op. |
| } |
| } |
| } |