use of com.hazelcast.internal.nearcache.NearCacheRecordStore in project hazelcast by hazelcast.
the class ClientCacheInvalidationMemberAddRemoveTest method ensure_nearCachedClient_and_member_data_sync_eventually.
@Test
public void ensure_nearCachedClient_and_member_data_sync_eventually() {
final AtomicBoolean stopTest = new AtomicBoolean();
final Config config = createConfig();
secondNode = hazelcastFactory.newHazelcastInstance(config);
CachingProvider provider = createServerCachingProvider(serverInstance);
final CacheManager serverCacheManager = provider.getCacheManager();
// populated from member
final Cache<Integer, Integer> memberCache = serverCacheManager.createCache(DEFAULT_CACHE_NAME, createCacheConfig(BINARY));
for (int i = 0; i < KEY_COUNT; i++) {
memberCache.put(i, i);
}
ClientConfig clientConfig = createClientConfig().addNearCacheConfig(createNearCacheConfig(BINARY));
HazelcastClientProxy client = (HazelcastClientProxy) hazelcastFactory.newHazelcastClient(clientConfig);
CachingProvider clientCachingProvider = createClientCachingProvider(client);
final Cache<Integer, Integer> clientCache = clientCachingProvider.getCacheManager().createCache(DEFAULT_CACHE_NAME, createCacheConfig(BINARY));
ArrayList<Thread> threads = new ArrayList<Thread>();
// continuously adds and removes member
Thread shadowMember = new Thread(new Runnable() {
@Override
public void run() {
while (!stopTest.get()) {
HazelcastInstance member = hazelcastFactory.newHazelcastInstance(config);
sleepSeconds(5);
member.getLifecycleService().terminate();
}
}
});
threads.add(shadowMember);
for (int i = 0; i < NEAR_CACHE_POPULATE_THREAD_COUNT; i++) {
// populates client Near Cache
Thread populateClientNearCache = new Thread(new Runnable() {
public void run() {
int i = 0;
while (!stopTest.get()) {
clientCache.get(i++);
if (i == KEY_COUNT) {
i = 0;
}
}
}
});
threads.add(populateClientNearCache);
}
// updates data from member
Thread putFromMember = new Thread(new Runnable() {
public void run() {
while (!stopTest.get()) {
int key = getInt(KEY_COUNT);
int value = getInt(Integer.MAX_VALUE);
memberCache.put(key, value);
sleepAtLeastMillis(2);
}
}
});
threads.add(putFromMember);
Thread clearFromMember = new Thread(new Runnable() {
public void run() {
while (!stopTest.get()) {
memberCache.clear();
sleepSeconds(3);
}
}
});
threads.add(clearFromMember);
// start threads
for (Thread thread : threads) {
thread.start();
}
// stress system some seconds
sleepSeconds(TEST_RUN_SECONDS);
// stop threads
stopTest.set(true);
for (Thread thread : threads) {
assertJoinable(thread);
}
assertTrueEventually(new AssertTask() {
@Override
public void run() {
for (int i = 0; i < KEY_COUNT; i++) {
Integer valueSeenFromMember = memberCache.get(i);
Integer valueSeenFromClient = clientCache.get(i);
String msg = createFailureMessage(i);
assertEquals(msg, valueSeenFromMember, valueSeenFromClient);
}
}
@SuppressWarnings("unchecked")
private String createFailureMessage(int i) {
int partitionId = getPartitionService(serverInstance).getPartitionId(i);
NearCacheRecordStore nearCacheRecordStore = getNearCacheRecordStore();
NearCacheRecord record = nearCacheRecordStore.getRecord(i);
long recordSequence = record == null ? NO_SEQUENCE : record.getInvalidationSequence();
// member-1
MetaDataGenerator metaDataGenerator1 = getMetaDataGenerator(serverInstance);
long memberSequence1 = metaDataGenerator1.currentSequence("/hz/" + DEFAULT_CACHE_NAME, partitionId);
UUID memberUuid1 = metaDataGenerator1.getUuidOrNull(partitionId);
// member-2
MetaDataGenerator metaDataGenerator2 = getMetaDataGenerator(secondNode);
long memberSequence2 = metaDataGenerator2.currentSequence("/hz/" + DEFAULT_CACHE_NAME, partitionId);
UUID memberUuid2 = metaDataGenerator2.getUuidOrNull(partitionId);
StaleReadDetector staleReadDetector = getStaleReadDetector(nearCacheRecordStore);
MetaDataContainer metaDataContainer = staleReadDetector.getMetaDataContainer(partitionId);
return format("On client: [uuid=%s, partition=%d, onRecordSequence=%d, latestSequence=%d, staleSequence=%d]," + "%nOn members: [memberUuid1=%s, memberSequence1=%d, memberUuid2=%s, memberSequence2=%d]", metaDataContainer.getUuid(), partitionId, recordSequence, metaDataContainer.getSequence(), metaDataContainer.getStaleSequence(), memberUuid1, memberSequence1, memberUuid2, memberSequence2);
}
private MetaDataGenerator getMetaDataGenerator(HazelcastInstance node) {
CacheService service = getNodeEngineImpl(node).getService(CacheService.SERVICE_NAME);
CacheEventHandler cacheEventHandler = service.getCacheEventHandler();
return cacheEventHandler.getMetaDataGenerator();
}
private NearCacheRecordStore getNearCacheRecordStore() {
NearCache nearCache = ((NearCachedClientCacheProxy) clientCache).getNearCache();
DefaultNearCache defaultNearCache = (DefaultNearCache) nearCache.unwrap(DefaultNearCache.class);
return defaultNearCache.getNearCacheRecordStore();
}
});
}
use of com.hazelcast.internal.nearcache.NearCacheRecordStore in project hazelcast by hazelcast.
the class MapNearCacheRecordStateStressTest method assertNearCacheRecordStates.
@SuppressWarnings("unchecked")
public static void assertNearCacheRecordStates(DefaultNearCache nearCache, int keySpace) {
NearCacheRecordStore nearCacheRecordStore = nearCache.getNearCacheRecordStore();
if (nearCacheRecordStore.size() == 0) {
return;
}
boolean recordFound = false;
for (int i = 0; i < keySpace; i++) {
NearCacheRecord record = nearCacheRecordStore.getRecord(i);
if (record != null) {
assertEquals(record.toString(), READ_PERMITTED, record.getReservationId());
recordFound = true;
}
}
// this is a fail-safe check, to be sure that we used the correct in-memory format for the key
assertTrue("We should have found at least one NearCacheRecord", recordFound);
}
use of com.hazelcast.internal.nearcache.NearCacheRecordStore in project hazelcast by hazelcast.
the class NearCacheTestUtils method getRecordFromNearCache.
/**
* Returns a {@link NearCacheRecord} directly from the Near Cache.
*
* @param context the {@link NearCacheTestContext} to retrieve the Near Cache from
* @param key the key to get the value from
* @return the {@link NearCacheRecord} of the given key from the Near Cache or {@code null} if record store cannot be casted
*/
@SuppressWarnings("unchecked")
public static NearCacheRecord getRecordFromNearCache(NearCacheTestContext<?, ?, ?, ?> context, Object key) {
DefaultNearCache nearCache = (DefaultNearCache) context.nearCache;
NearCacheRecordStore nearCacheRecordStore = nearCache.getNearCacheRecordStore();
return nearCacheRecordStore.getRecord(key);
}
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