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* Copyright 2012 Red Hat Inc. and/or its affiliates and other
* contributors as indicated by the @author tags. All rights reserved.
* See the copyright.txt in the distribution for a full listing of
* individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.infinispan.loaders.decorators;
import java.util.concurrent.locks.ReentrantLock;
import org.infinispan.Cache;
import org.infinispan.configuration.cache.ConfigurationBuilder;
import org.infinispan.configuration.cache.CacheStoreConfigurationBuilder;
import org.infinispan.container.entries.InternalCacheEntry;
import org.infinispan.eviction.EvictionStrategy;
import org.infinispan.loaders.CacheLoaderConfig;
import org.infinispan.loaders.CacheLoaderMetadata;
import org.infinispan.loaders.dummy.DummyInMemoryCacheStore;
import org.infinispan.test.CacheManagerCallable;
import org.infinispan.test.TestingUtil;
import org.infinispan.test.fwk.TestCacheManagerFactory;
import org.testng.annotations.Test;
@Test(groups = "unit", testName = "loaders.decorators.AsyncTest")
public class AsyncStoreEvictionTest {
// set to false to fix all the tests
private static final boolean USE_ASYNC_STORE = true;
private static ConfigurationBuilder config(boolean passivation, int threads) {
ConfigurationBuilder config = new ConfigurationBuilder();
config.expiration().wakeUpInterval(100);
config.eviction().maxEntries(1).strategy(EvictionStrategy.LRU);
CacheStoreConfigurationBuilder store = config.loaders().passivation(passivation).addStore().cacheStore(new LockableCacheStore());
if (USE_ASYNC_STORE)
store.async().enable().threadPoolSize(threads);
return config;
}
private final static ThreadLocal<LockableCacheStore> STORE = new ThreadLocal<LockableCacheStore>();
public static class LockableCacheStoreConfig extends DummyInMemoryCacheStore.Cfg {
private static final long serialVersionUID = 1L;
public LockableCacheStoreConfig() {
setCacheLoaderClassName(LockableCacheStore.class.getName());
}
}
@CacheLoaderMetadata(configurationClass = LockableCacheStoreConfig.class)
public static class LockableCacheStore extends DummyInMemoryCacheStore {
private final ReentrantLock lock = new ReentrantLock();
public LockableCacheStore() {
super();
STORE.set(this);
}
@Override
public Class<? extends CacheLoaderConfig> getConfigurationClass() {
return LockableCacheStoreConfig.class;
}
@Override
public void store(InternalCacheEntry ed) {
lock.lock();
try {
super.store(ed);
} finally {
lock.unlock();
}
}
@Override
public boolean remove(Object key) {
lock.lock();
try {
return super.remove(key);
} finally {
lock.unlock();
}
}
}
private static abstract class CacheCallable extends CacheManagerCallable {
protected final Cache<String, String> cache;
protected final LockableCacheStore store;
CacheCallable(ConfigurationBuilder builder) {
super(TestCacheManagerFactory.createCacheManager(builder));
cache = cm.getCache();
store = STORE.get();
}
}
public void testEndToEndEvictionPassivation() throws Exception {
testEndToEndEviction(true);
}
public void testEndToEndEviction() throws Exception {
testEndToEndEviction(false);
}
private void testEndToEndEviction(boolean passivation) throws Exception {
TestingUtil.withCacheManager(new CacheCallable(config(passivation, 1)) {
@Override
public void call() {
// simulate slow back end store
store.lock.lock();
try {
cache.put("k1", "v1");
cache.put("k2", "v2"); // force eviction of "k1"
TestingUtil.sleepThread(100); // wait until the only AsyncProcessor thread is blocked
cache.put("k3", "v3");
cache.put("k4", "v4"); // force eviction of "k3"
assert "v3".equals(cache.get("k3")) : "cache must return k3 == v3 (was: " + cache.get("k3") + ")";
} finally {
store.lock.unlock();
}
}
});
}
public void testEndToEndUpdatePassivation() throws Exception {
testEndToEndUpdate(true);
}
public void testEndToEndUpdate() throws Exception {
testEndToEndUpdate(false);
}
private void testEndToEndUpdate(boolean passivation) throws Exception {
TestingUtil.withCacheManager(new CacheCallable(config(passivation, 1)) {
@Override
public void call() {
cache.put("k1", "v0");
cache.put("k2", "v2"); // force eviction of "k1"
// wait for k1 == v1 to appear in store
while (store.load("k1") == null)
TestingUtil.sleepThread(10);
// simulate slow back end store
store.lock.lock();
try {
cache.put("k3", "v3");
cache.put("k4", "v4"); // force eviction of "k3"
TestingUtil.sleepThread(100); // wait until the only AsyncProcessor thread is blocked
cache.put("k1", "v1");
cache.put("k5", "v5"); // force eviction of "k1"
assert "v1".equals(cache.get("k1")) : "cache must return k1 == v1 (was: " + cache.get("k1") + ")";
} finally {
store.lock.unlock();
}
}
});
}
public void testEndToEndRemovePassivation() throws Exception {
testEndToEndRemove(true);
}
public void testEndToEndRemove() throws Exception {
testEndToEndRemove(false);
}
private void testEndToEndRemove(boolean passivation) throws Exception {
TestingUtil.withCacheManager(new CacheCallable(config(passivation, 2)) {
@Override
public void call() {
cache.put("k1", "v1");
cache.put("k2", "v2"); // force eviction of "k1"
// wait for "k1" to appear in store
while (store.load("k1") == null)
TestingUtil.sleepThread(10);
// simulate slow back end store
store.lock.lock();
try {
cache.remove("k1");
TestingUtil.sleepThread(100); // wait until the first AsyncProcessor thread is blocked
cache.remove("k1"); // make second AsyncProcessor thread burn asyncProcessorIds
TestingUtil.sleepThread(200); // wait for reaper to collect InternalNullEntry
assert null == cache.get("k1") : "cache must return k1 == null (was: " + cache.get("k1") + ")";
} finally {
store.lock.unlock();
}
}
});
}
public void testNPE() throws Exception {
TestingUtil.withCacheManager(new CacheCallable(config(false, 1)) {
@Override
public void call() {
cache.put("k1", "v1");
cache.remove("k1");
// this causes NPE in AsyncStore.isLocked(InternalNullEntry.getKey())
cache.put("k2", "v2");
}
});
}
public void testLIRS() throws Exception {
ConfigurationBuilder config = config(false, 1);
config.eviction().strategy(EvictionStrategy.LIRS).maxEntries(1);
TestingUtil.withCacheManager(new CacheCallable(config) {
@Override
public void call() {
cache.put("k1", "v1");
cache.put("k2", "v2");
cache.put("k1", "v3");
cache.put("k2", "v4");
cache.put("k3", "v3");
cache.put("k4", "v4");
}
});
}
public void testSize() throws Exception {
TestingUtil.withCacheManager(new CacheCallable(config(false, 1)) {
@Override
public void call() {
cache.put("k1", "v1");
cache.put("k2", "v2");
assert cache.size() == 1 : "cache size must be 1, was: " + cache.size();
}
});
}
public void testSizeAfterExpiration() throws Exception {
TestingUtil.withCacheManager(new CacheCallable(config(false, 1)) {
@Override
public void call() {
cache.put("k1", "v1");
cache.put("k2", "v2");
TestingUtil.sleepThread(200);
assert !(cache.size() == 2) : "expiry doesn't work even after expiration";
}
});
}
public void testSizeAfterEvict() throws Exception {
TestingUtil.withCacheManager(new CacheCallable(config(false, 1)) {
@Override
public void call() {
cache.put("k1", "v1");
cache.evict("k1");
assert cache.size() == 0 : "cache size must be 0, was: " + cache.size();
}
});
}
public void testSizeAfterRemove() throws Exception {
TestingUtil.withCacheManager(new CacheCallable(config(false, 1)) {
@Override
public void call() {
cache.put("k1", "v1");
cache.remove("k1");
assert cache.size() == 0 : "cache size must be 0, was: " + cache.size();
}
});
}
public void testSizeAfterRemoveAndExpiration() throws Exception {
TestingUtil.withCacheManager(new CacheCallable(config(false, 1)) {
@Override
public void call() {
cache.put("k1", "v1");
cache.remove("k1");
int size = cache.size();
TestingUtil.sleepThread(200);
assert !(size == 1 && cache.size() == 0) : "remove only works after expiration";
}
});
}
}