@Test
public void testConfigFileHonorsClusteringOff() {
final CacheManager cacheManager =
new CacheManager(
CacheManager.class.getResourceAsStream("/terracotta/ehcache-event-replication.xml"));
try {
final Cache cache = cacheManager.getCache("replication");
assertThat(cache, notNullValue());
final TerracottaConfiguration terracottaConfiguration =
cache.getCacheConfiguration().getTerracottaConfiguration();
assertThat(terracottaConfiguration, notNullValue());
assertThat(terracottaConfiguration.isClustered(), is(false));
final List eventListenerConfigurations =
cache.getCacheConfiguration().getCacheEventListenerConfigurations();
assertThat(eventListenerConfigurations, notNullValue());
assertThat(eventListenerConfigurations.size(), is(1));
assertThat(
((CacheConfiguration.CacheEventListenerFactoryConfiguration)
eventListenerConfigurations.get(0))
.getFullyQualifiedClassPath(),
equalTo(TerracottaCacheEventReplicationFactory.class.getName()));
cache.put(new Element("key", "value"));
assertThat((String) cache.get("key").getValue(), equalTo("value"));
} finally {
cacheManager.shutdown();
}
}
@Around("findAllComPendendias()")
public Object findAllTurmasComPendenciasMethodInterceptor(ProceedingJoinPoint joinPoint)
throws Throwable {
Object result = null;
CacheManager cacheManager =
CacheManager.create(new ClassPathResource("echache.xml").getInputStream());
Cache cache = cacheManager.getCache("turmas-pendencias-cache");
Object[] args = joinPoint.getArgs();
if (args[0] == null || args[1] == null) {
result = joinPoint.proceed();
return result;
}
SimpleDateFormat df = new SimpleDateFormat("yyyy");
String exercicio = df.format((Date) args[0]);
String organizacao = ((Long) args[1]).toString();
String key = exercicio + "-" + organizacao;
Element element = cache.get(key);
if (element == null) {
result = joinPoint.proceed();
cache.put(new Element(key, result));
} else {
Logger.getLogger(this.getClass().getName())
.log(Level.INFO, "Dados presentes no cache, não foi necessário acesso ao banco de dados");
result = element.getValue();
}
return result;
}
/** @see com.dianping.cache.core.CacheClient#clear() */
@Override
public void clear() {
defaultBlockingCache.removeAll();
for (String cacheName : manager.getCacheNames()) {
manager.getCache(cacheName).removeAll();
}
}
/** Drive everything to point of breakage within a 64MB VM. */
public void xTestHugePutsBreaksAsynchronous() throws CacheException, InterruptedException {
// Give everything a chance to startup
StopWatch stopWatch = new StopWatch();
Integer index = null;
for (int i = 0; i < 500; i++) {
for (int j = 0; j < 1000; j++) {
index = Integer.valueOf(((1000 * i) + j));
cache1.put(
new Element(
index,
"AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
+ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
+ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
+ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
+ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"));
}
}
long elapsed = stopWatch.getElapsedTime();
long putTime = ((elapsed / 1000));
LOG.info("Put Elapsed time: " + putTime);
// assertTrue(putTime < 8);
assertEquals(100000, cache1.getSize());
Thread.sleep(100000);
assertEquals(20000, manager2.getCache("sampleCache1").getSize());
assertEquals(20000, manager3.getCache("sampleCache1").getSize());
assertEquals(20000, manager4.getCache("sampleCache1").getSize());
assertEquals(20000, manager5.getCache("sampleCache1").getSize());
}
/**
* {@inheritDoc} Sets up two caches: cache1 is local. cache2 is to be receive updates
*
* @throws Exception
*/
@Override
@Before
public void setUp() throws Exception {
// Required to get SoftReference tests to pass. The VM clean up SoftReferences rather than
// allocating
// memory to -Xmx!
// forceVMGrowth();
// System.gc();
MulticastKeepaliveHeartbeatSender.setHeartBeatInterval(1000);
manager1 = new CacheManager(AbstractCachePerfTest.TEST_CONFIG_DIR + "ehcache-distributed1.xml");
manager2 = new CacheManager(AbstractCachePerfTest.TEST_CONFIG_DIR + "ehcache-distributed2.xml");
manager3 = new CacheManager(AbstractCachePerfTest.TEST_CONFIG_DIR + "ehcache-distributed3.xml");
manager4 = new CacheManager(AbstractCachePerfTest.TEST_CONFIG_DIR + "ehcache-distributed4.xml");
manager5 = new CacheManager(AbstractCachePerfTest.TEST_CONFIG_DIR + "ehcache-distributed5.xml");
// manager6 = new CacheManager(AbstractCacheTest.TEST_CONFIG_DIR +
// "distribution/ehcache-distributed-jndi6.xml");
// allow cluster to be established
Thread.sleep(1020);
cache1 = manager1.getCache(cacheName);
cache1.removeAll();
cache2 = manager2.getCache(cacheName);
cache2.removeAll();
// enable distributed removeAlls to finish
Thread.sleep(1500);
}
@PostConstruct
public void initialize() {
stats = new Stats();
boolean cacheExists = cacheManager.cacheExists(getName());
if (cacheExists) {
if (failOnDuplicateCache) {
throw new RuntimeException("A previous cache with name [" + getName() + "] exists.");
} else {
log.warn("skip duplicate cache " + getName());
ehcache = cacheManager.getCache(getName());
}
}
if (!cacheExists) {
ehcache =
new Cache(
getName(),
getMaxElementsInMemory(),
getMemoryStoreEvictionPolicy(),
isOverflowToDisk(),
getDiskStorePath(),
isEternal(),
getTimeToLiveSeconds(),
getTimeToIdleSeconds(),
isDiskPersistent(),
getDiskExpiryThreadIntervalSeconds(),
null);
cacheManager.addCache(ehcache);
ehcache.setStatisticsEnabled(statisticsEnabled);
}
}
/** ** Private Methods ** */
private CacheEntry getCache(ProceedingJoinPoint pjp) {
String name = getCacheName(pjp);
CacheEntry entry = _entries.get(name);
if (entry == null) {
Method method = _cacheableMethodKeyFactoryManager.getMatchingMethodForJoinPoint(pjp);
CacheableMethodKeyFactory keyFactory = getKeyFactory(pjp, method);
boolean valueSerializable = isValueSerializable(pjp, method);
Cache cache = _cacheManager.getCache(name);
if (cache == null) {
cache = createCache(pjp, name);
if (cache == null) {
_cacheManager.addCache(name);
cache = _cacheManager.getCache(name);
} else {
_cacheManager.addCache(cache);
}
}
entry = new CacheEntry(keyFactory, valueSerializable, cache);
_entries.put(name, entry);
}
return entry;
}
@Bean
public CacheManager cacheManager() {
log.debug("Starting Ehcache");
cacheManager = net.sf.ehcache.CacheManager.create();
cacheManager
.getConfiguration()
.setMaxBytesLocalHeap(
env.getProperty("cache.ehcache.maxBytesLocalHeap", String.class, "16M"));
log.debug("Registering Ehcache Metrics gauges");
Set<EntityType<?>> entities = entityManager.getMetamodel().getEntities();
for (EntityType<?> entity : entities) {
String name = entity.getName();
if (name == null || entity.getJavaType() != null) {
name = entity.getJavaType().getName();
}
Assert.notNull(name, "entity cannot exist without a identifier");
net.sf.ehcache.Cache cache = cacheManager.getCache(name);
if (cache != null) {
cache
.getCacheConfiguration()
.setTimeToLiveSeconds(env.getProperty("cache.timeToLiveSeconds", Long.class, 3600L));
net.sf.ehcache.Ehcache decoratedCache =
InstrumentedEhcache.instrument(metricRegistry, cache);
cacheManager.replaceCacheWithDecoratedCache(cache, decoratedCache);
}
}
EhCacheCacheManager ehCacheManager = new EhCacheCacheManager();
ehCacheManager.setCacheManager(cacheManager);
return ehCacheManager;
}
protected static CacheManager getCacheManagerMaxbytes() {
Configuration configuration = new Configuration();
configuration.setName("testCacheManagerProgrammatic");
configuration.setMaxBytesLocalDisk("10M");
configuration.setMaxBytesLocalHeap("5M");
TerracottaClientConfiguration terracottaConfiguration =
new TerracottaClientConfiguration().url(CLUSTER_URL);
configuration.addTerracottaConfig(terracottaConfiguration);
CacheConfiguration myCache =
new CacheConfiguration()
.eternal(false)
.name("testCache2")
.terracotta(new TerracottaConfiguration());
configuration.addCache(myCache);
ManagementRESTServiceConfiguration managementRESTServiceConfiguration =
new ManagementRESTServiceConfiguration();
managementRESTServiceConfiguration.setBind("0.0.0.0:" + STANDALONE_REST_AGENT_PORT);
managementRESTServiceConfiguration.setEnabled(true);
configuration.addManagementRESTService(managementRESTServiceConfiguration);
CacheManager mgr = new CacheManager(configuration);
Cache exampleCache = mgr.getCache("testCache2");
assert (exampleCache != null);
return mgr;
}
@Test
public void testBasicReplication() throws Exception {
LOG.info("START TEST");
final Ehcache cache1 = manager1.getEhcache(cacheName);
final Ehcache cache2 = manager2.getEhcache(cacheName);
final Ehcache cache3 = manager3.getEhcache(cacheName);
final Ehcache cache4 = manager4.getEhcache(cacheName);
for (int i = 0; i < NBR_ELEMENTS; i++) {
cache1.put(new Element(i, "testdat"));
}
// Wait up to 3 seconds for the caches to become coherent
CacheTestUtilities.waitForReplication(NBR_ELEMENTS, MAX_WAIT_TIME, cache2, cache3, cache4);
assertEquals(NBR_ELEMENTS, cache1.getKeys().size());
assertEquals(NBR_ELEMENTS, cache2.getKeys().size());
assertEquals(NBR_ELEMENTS, cache3.getKeys().size());
assertEquals(NBR_ELEMENTS, cache4.getKeys().size());
cache1.removeAll();
// Wait up to 3 seconds for the caches to become coherent
CacheTestUtilities.waitForReplication(0, MAX_WAIT_TIME, cache2, cache3, cache4);
assertEquals(0, cache1.getKeys().size());
assertEquals(0, cache2.getKeys().size());
assertEquals(0, cache3.getKeys().size());
assertEquals(0, cache4.getKeys().size());
LOG.info("END TEST");
}
@Bean
public net.sf.ehcache.CacheManager customEhCacheCacheManager() {
net.sf.ehcache.CacheManager cacheManager = mock(net.sf.ehcache.CacheManager.class);
given(cacheManager.getStatus()).willReturn(Status.STATUS_ALIVE);
given(cacheManager.getCacheNames()).willReturn(new String[0]);
return cacheManager;
}
public void testSimultaneousPutRemove() throws InterruptedException {
cacheName = SAMPLE_CACHE2; // Synced one
Ehcache cache1 = manager1.getEhcache(cacheName);
Ehcache cache2 = manager2.getEhcache(cacheName);
Serializable key = "1";
Serializable value = new Date();
Element element = new Element(key, value);
// Put
cache1.put(element);
Thread.currentThread().sleep(1000);
cache2.remove(element.getKey());
Thread.currentThread().sleep(1000);
assertNull(cache1.get(element.getKey()));
manager1.clearAll();
Thread.currentThread().sleep(1000);
cache2.put(element);
cache2.remove(element.getKey());
Thread.currentThread().sleep(1000);
cache1.put(element);
Thread.currentThread().sleep(1000);
assertNotNull(cache2.get(element.getKey()));
manager1.clearAll();
Thread.currentThread().sleep(1000);
}
protected static CacheManager getCacheManagerMaxEntries() {
Configuration configuration = new Configuration();
configuration.setName("testCacheManager");
configuration.addTerracottaConfig(new TerracottaClientConfiguration().url(CLUSTER_URL));
CacheConfiguration defaultCacheConfiguration =
new CacheConfiguration()
.eternal(true)
.terracotta(new TerracottaConfiguration())
.maxEntriesLocalHeap(10000);
CacheConfiguration cacheConfiguration =
new CacheConfiguration()
.name("testCache")
.terracotta(new TerracottaConfiguration())
.maxEntriesLocalHeap(10000);
configuration.setDefaultCacheConfiguration(defaultCacheConfiguration);
configuration.addCache(cacheConfiguration);
ManagementRESTServiceConfiguration managementRESTServiceConfiguration =
new ManagementRESTServiceConfiguration();
managementRESTServiceConfiguration.setBind("0.0.0.0:" + STANDALONE_REST_AGENT_PORT);
managementRESTServiceConfiguration.setEnabled(true);
configuration.addManagementRESTService(managementRESTServiceConfiguration);
CacheManager mgr = new CacheManager(configuration);
Cache exampleCache = mgr.getCache("testCache");
assert (exampleCache != null);
return mgr;
}
@Around("findTurmaEfetiva()")
public Object findTurmaEfetivaMethodInterceptor(ProceedingJoinPoint joinPoint) throws Throwable {
Object result = null;
CacheManager cacheManager =
CacheManager.create(new ClassPathResource("echache.xml").getInputStream());
Cache cache = cacheManager.getCache("turmas-efetivas-cache");
Object[] args = joinPoint.getArgs();
Long turmaId = (Long) args[0];
Element element = cache.get(turmaId);
if (element == null) {
result = joinPoint.proceed();
cache.put(new Element(turmaId, result));
} else {
Logger.getLogger(this.getClass().getName())
.log(
Level.INFO,
"Dados presentes no cache de turmas, não foi necessário acesso ao banco de dados");
result = element.getValue();
}
return result;
}
@Override
public EhCache buildCache(CacheSetting setting) throws CacheException {
String name = StringUtil.joinString(setting.getRegion(), setting.getConfigKey());
EhCache ehcache = cacheManager.get(name);
if (ehcache == null) {
try {
synchronized (cacheManager) {
ehcache = cacheManager.get(name);
if (ehcache == null) {
// log.debug("Could not find configuration [" + name
// + "]; using defaults.");
Ehcache ehcache2 = manager.addCacheIfAbsent(name);
if (ehcache2 != null) {
if (setting.getCacheExpire() == CacheExpire.SlidingTime) {
ehcache2.getCacheConfiguration().setTimeToIdleSeconds(setting.getExpireTime());
ehcache2.getCacheConfiguration().setTimeToLiveSeconds(0);
} else if (setting.getCacheExpire() == CacheExpire.AbsoluteTime) {
ehcache2.getCacheConfiguration().setTimeToLiveSeconds(setting.getExpireTime());
ehcache2.getCacheConfiguration().setTimeToIdleSeconds(0);
}
}
Cache cache = manager.getCache(name);
// log.debug("started EHCache region: " + name);
LoggerFactory.getLogger(this.getClass()).info("init ehcache " + cache);
ehcache = new EhCache(cache, setting);
cacheManager.put(name, ehcache);
}
}
} catch (Exception e) {
throw new CacheException(e);
}
}
return ehcache;
}
@Test
public void testParallelShutdown() throws Exception {
final CacheManager manager =
new CacheManager(
new Configuration()
.name("testEqualsDriver")
.cache(
new CacheConfiguration()
.name("parallel")
.maxBytesLocalHeap(64, MemoryUnit.MEGABYTES)));
Cache parallel = manager.getCache("parallel");
CacheDriver loadParallel =
CacheLoader.load(ehcache(parallel))
.using(StringGenerator.integers(), ByteArrayGenerator.fixedSize(128))
.sequentially()
.untilFilled();
final CacheDriver driver = ParallelDriver.inParallel(4, loadParallel);
await()
.atMost(20, TimeUnit.SECONDS)
.until(
new Callable<Boolean>() {
@Override
public Boolean call() throws Exception {
driver.run();
return true;
}
});
manager.shutdown();
}
/** Basically does the same as CacheManager.getCache() except that this method is lock free. */
private static CacheManager getCacheManager(String cacheManagerName) {
for (CacheManager cacheManager : CacheManager.ALL_CACHE_MANAGERS) {
if (cacheManager.getName().equals(cacheManagerName)) {
return cacheManager;
}
}
return null;
}
private void updateSchoolCache(SchoolAccount accnt) {
cacheManager
.getCache(CacheVariables.CACHE_SCHOOL_ACCOUNTS_BY_USERNAME)
.put(new Element(accnt.getUsername(), accnt));
cacheManager
.getCache(CacheVariables.CACHE_ACCOUNTS_BY_UUID)
.put(new Element(accnt.getUuid(), accnt));
}
/** Does a down cache manager in the cluster get removed? */
@Test
public void testRemoteCachePeersDetectsDownCacheManager() throws InterruptedException {
// Drop a CacheManager from the cluster
manager3.shutdown();
// Allow change detection to occur. Heartbeat 1 second and is not stale until 5000
waitForClusterMembership(
11020, TimeUnit.MILLISECONDS, Arrays.asList(manager1.getCacheNames()), manager1, manager2);
}
static {
if (eternalCache == null) {
eternalCache = CacheManager.getInstance().getCache("eternalCache");
}
if (dictCache == null) {
dictCache = CacheManager.getInstance().getCache("dictCache");
}
}
public static synchronized Cache getInstance() {
if (ehCache == null) {
logger.info("The first time to create cache!");
CacheManager manager = CacheManager.create();
ehCache = manager.getCache("ehcache");
}
return ehCache;
}
private void clearChache() throws IOException {
CacheManager cacheManager =
CacheManager.create(new ClassPathResource("echache.xml").getInputStream());
Cache cache1 = cacheManager.getCache("turmas-efetivas-cache");
Cache cache2 = cacheManager.getCache("turmas-pendencias-cache");
cache1.removeAll();
cache2.removeAll();
}
/**
* 获得一个Cache，没有则创建一个。
*
* @param cacheName
* @return
*/
private static Cache getCache(String cacheName) {
Cache cache = cacheManager.getCache(cacheName);
if (cache == null) {
cacheManager.addCache(cacheName);
cache = cacheManager.getCache(cacheName);
cache.getCacheConfiguration().setEternal(true);
}
return cache;
}
private static Cache[] allCaches(CacheManager cacheManager) {
int i = 0;
Cache[] caches = new Cache[cacheManager.getCacheNames().length];
for (String name : cacheManager.getCacheNames()) {
caches[i++] = cacheManager.getCache(name);
}
return caches;
}
public Cache getEhCache() {
Cache cache = ehcacheManager.getCache(name);
if (null == cache) {
ehcacheManager.addCache(name);
return ehcacheManager.getCache(name);
} else {
return cache;
}
}
public void testConfig() throws InterruptedException {
cacheName = SAMPLE_CACHE_NOREP;
Ehcache cache1 = manager1.getEhcache(cacheName);
Ehcache cache2 = manager2.getEhcache(cacheName);
Element element = new Element(new Integer(1), new Date());
cache2.put(element);
Thread.currentThread().sleep(1000);
assertTrue(cache1.getKeys().size() == 0 && cache2.getKeys().size() == 1);
}
private void reconfigureCache(String name, JHipsterProperties jHipsterProperties) {
net.sf.ehcache.Cache cache = cacheManager.getCache(name);
if (cache != null) {
cache
.getCacheConfiguration()
.setTimeToLiveSeconds(jHipsterProperties.getCache().getTimeToLiveSeconds());
net.sf.ehcache.Ehcache decoratedCache = InstrumentedEhcache.instrument(metricRegistry, cache);
cacheManager.replaceCacheWithDecoratedCache(cache, decoratedCache);
}
}
/**
* 清除缓存
*
* @param cacheName
* @return
*/
public boolean clearCache(String cacheName) {
CacheManager cacheManagerObject = cacheManager.getObject();
Cache cache = cacheManagerObject.getCache(cacheName);
if (cache != null) {
cache.removeAll();
return Boolean.TRUE;
} else {
return Boolean.FALSE;
}
}
/** Does the RMI listener stop? */
@Test
public void testListenerShutsdown() {
CacheManagerPeerListener cachePeerListener = manager1.getCachePeerListener("RMI");
List cachePeers1 = cachePeerListener.getBoundCachePeers();
assertEquals(1, cachePeers1.size());
assertEquals(Status.STATUS_ALIVE, cachePeerListener.getStatus());
manager1.shutdown();
assertEquals(Status.STATUS_SHUTDOWN, cachePeerListener.getStatus());
}
public void tearDown() throws Exception {
LOG.debug("Tearing down cm1");
manager1.shutdown();
LOG.debug("Tearing down cm2");
manager2.shutdown();
LOG.debug("Tearing down cm3");
manager3.shutdown();
LOG.debug("Tearing down cm4");
manager4.shutdown();
}
