| /* |
| * 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.io.Serializable; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.concurrent.Callable; |
| import javax.cache.Cache; |
| import javax.cache.configuration.FactoryBuilder; |
| import javax.cache.integration.CacheLoaderException; |
| import javax.cache.integration.CacheWriterException; |
| import org.apache.ignite.IgniteCache; |
| import org.apache.ignite.cache.CacheAtomicityMode; |
| import org.apache.ignite.cache.CacheMode; |
| import org.apache.ignite.cache.CachePeekMode; |
| import org.apache.ignite.cache.eviction.lru.LruEvictionPolicy; |
| import org.apache.ignite.cache.store.CacheStoreAdapter; |
| import org.apache.ignite.configuration.CacheConfiguration; |
| import org.apache.ignite.configuration.IgniteConfiguration; |
| import org.apache.ignite.internal.IgniteEx; |
| import org.apache.ignite.internal.IgniteInternalFuture; |
| import org.apache.ignite.internal.util.typedef.PA; |
| import org.apache.ignite.lang.IgniteBiInClosure; |
| import org.apache.ignite.testframework.GridTestUtils; |
| import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; |
| import org.jetbrains.annotations.Nullable; |
| import org.junit.Test; |
| |
| /** |
| * |
| */ |
| public class IgniteCacheLoadRebalanceEvictionSelfTest extends GridCommonAbstractTest { |
| /** */ |
| public static final int LRU_MAX_SIZE = 10; |
| |
| /** */ |
| private static final int ENTRIES_CNT = 10000; |
| |
| /** {@inheritDoc} */ |
| @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception { |
| IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName); |
| |
| LruEvictionPolicy evictionPolicy = new LruEvictionPolicy<>(); |
| evictionPolicy.setMaxSize(LRU_MAX_SIZE); |
| |
| CacheConfiguration<String, byte[]> cacheCfg = new CacheConfiguration<>(DEFAULT_CACHE_NAME); |
| cacheCfg.setAtomicityMode(CacheAtomicityMode.ATOMIC); |
| cacheCfg.setCacheMode(CacheMode.PARTITIONED); |
| cacheCfg.setBackups(1); |
| cacheCfg.setReadFromBackup(true); |
| cacheCfg.setEvictionPolicy(evictionPolicy); |
| cacheCfg.setOnheapCacheEnabled(true); |
| cacheCfg.setStatisticsEnabled(true); |
| |
| cacheCfg.setWriteThrough(false); |
| cacheCfg.setReadThrough(false); |
| |
| cacheCfg.setCacheStoreFactory(new FactoryBuilder.SingletonFactory(new Storage())); |
| |
| cfg.setCacheConfiguration(cacheCfg); |
| |
| return cfg; |
| } |
| |
| /** |
| * @throws Exception If failed. |
| */ |
| @Test |
| public void testStartRebalancing() throws Exception { |
| List<IgniteInternalFuture<Object>> futs = new ArrayList<>(); |
| |
| int gridCnt = 4; |
| |
| for (int i = 0; i < gridCnt; i++) { |
| final IgniteEx ig = startGrid(i); |
| |
| futs.add(GridTestUtils.runAsync(new Callable<Object>() { |
| @Override public Object call() throws Exception { |
| ig.cache(DEFAULT_CACHE_NAME).localLoadCache(null); |
| |
| return null; |
| } |
| })); |
| } |
| |
| try { |
| for (IgniteInternalFuture<Object> fut : futs) |
| fut.get(); |
| |
| for (int i = 0; i < gridCnt; i++) { |
| IgniteEx grid = grid(i); |
| |
| final IgniteCache<Object, Object> cache = grid.cache(DEFAULT_CACHE_NAME); |
| |
| GridTestUtils.waitForCondition(new PA() { |
| @Override public boolean apply() { |
| return cache.localSize(CachePeekMode.ONHEAP) <= 10; |
| } |
| }, getTestTimeout()); |
| } |
| } |
| finally { |
| stopAllGrids(); |
| } |
| } |
| |
| /** |
| * |
| */ |
| private static class Storage extends CacheStoreAdapter<Integer, byte[]> implements Serializable { |
| /** */ |
| private static final byte[] data = new byte[1024]; |
| |
| /** {@inheritDoc} */ |
| @Override public void write(Cache.Entry<? extends Integer, ? extends byte[]> e) throws CacheWriterException { |
| throw new UnsupportedOperationException("Unsupported"); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void writeAll(Collection<Cache.Entry<? extends Integer, ? extends byte[]>> entries) |
| throws CacheWriterException { |
| throw new UnsupportedOperationException("Unsupported"); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void delete(Object key) throws CacheWriterException { |
| throw new UnsupportedOperationException("Unsupported"); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void deleteAll(Collection<?> keys) throws CacheWriterException { |
| throw new UnsupportedOperationException("Unsupported"); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public byte[] load(Integer key) throws CacheLoaderException { |
| return data; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public Map<Integer, byte[]> loadAll(Iterable<? extends Integer> keys) throws CacheLoaderException { |
| Map<Integer, byte[]> res = new HashMap<>(); |
| |
| for (Integer key : keys) |
| res.put(key, data); |
| |
| return res; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void loadCache(IgniteBiInClosure<Integer, byte[]> clo, |
| @Nullable Object... args) throws CacheLoaderException { |
| |
| for (int i = 0; i < ENTRIES_CNT; i++) |
| clo.apply(i, data); |
| } |
| } |
| } |