package org.infinispan.context;
import static java.util.concurrent.TimeUnit.SECONDS;
import static org.testng.AssertJUnit.assertEquals;
import static org.testng.AssertJUnit.assertTrue;
import static org.testng.AssertJUnit.fail;
import java.util.LinkedList;
import java.util.List;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.Future;
import javax.transaction.HeuristicRollbackException;
import javax.transaction.RollbackException;
import javax.transaction.Transaction;
import javax.transaction.TransactionManager;
import org.infinispan.Cache;
import org.infinispan.commons.CacheException;
import org.infinispan.configuration.cache.ConfigurationBuilder;
import org.infinispan.notifications.Listener;
import org.infinispan.notifications.cachelistener.annotation.CacheEntryCreated;
import org.infinispan.notifications.cachelistener.annotation.CacheEntryModified;
import org.infinispan.notifications.cachelistener.event.CacheEntryEvent;
import org.infinispan.notifications.cachelistener.event.CacheEntryModifiedEvent;
import org.infinispan.test.MultipleCacheManagersTest;
import org.infinispan.test.fwk.TestCacheManagerFactory;
import org.infinispan.transaction.LockingMode;
import org.infinispan.util.logging.Log;
import org.infinispan.util.logging.LogFactory;
import org.testng.annotations.Test;
@Test(groups = {"functional"}, testName = "context.InvocationContextTest")
public class InvocationContextTest extends MultipleCacheManagersTest {
private static final Log log = LogFactory.getLog(InvocationContextTest.class);
public InvocationContextTest() {
cleanup = CleanupPhase.AFTER_METHOD;
}
@Override
protected void createCacheManagers() throws Throwable {
ConfigurationBuilder builder = TestCacheManagerFactory.getDefaultCacheConfiguration(true);
builder.transaction()
.lockingMode(LockingMode.PESSIMISTIC)
// TODO: Default values have for synchronization and recovery have changed
// These two calls are requires to make test behave as before
// (more info: https://issues.jboss.org/browse/ISPN-2651)
.useSynchronization(false)
.recovery().enabled(false);
createClusteredCaches(1, "timestamps", builder);
// Keep old configuration commented as reference for ISPN-2651
//
// Configuration cfg = TestCacheManagerFactory.getDefaultConfiguration(true);
// cfg.setSyncCommitPhase(true);
// cfg.setSyncRollbackPhase(true);
// cfg.fluent().transaction().lockingMode(LockingMode.PESSIMISTIC);
// createClusteredCaches(1, "timestamps", cfg);
}
public void testMishavingListenerResumesContext() {
Cache<String, String> cache = cache(0, "timestamps");
cache.addListener(new CacheListener());
try {
cache.getAdvancedCache().withFlags(Flag.CACHE_MODE_LOCAL).put("k", "v");
fail("Should have failed with an exception");
} catch (CacheException ce) {
Throwable cause = ce.getCause();
assertTrue("Unexpected exception cause " + cause,
cause instanceof RollbackException || cause instanceof HeuristicRollbackException);
}
}
public void testThreadInterruptedDuringLocking() throws Throwable {
final Cache<String, String> cache = cache(0, "timestamps");
cache.put("k", "v");
// now acquire a lock on k so that subsequent threads will block
TransactionManager tm = cache.getAdvancedCache().getTransactionManager();
tm.begin();
cache.put("k", "v2");
Transaction tx = tm.suspend();
final List<Throwable> throwables = new LinkedList<>();
Thread th = new Thread(() -> {
try {
cache.put("k", "v3");
} catch (Throwable th1) {
throwables.add(th1);
}
});
th.start();
// th will now block trying to acquire the lock.
th.interrupt();
th.join();
tm.resume(tx);
tm.rollback();
assertEquals(1, throwables.size());
assertTrue(throwables.get(0) instanceof CacheException);
assertTrue(throwables.get(0).getCause() instanceof InterruptedException);
}
public void testThreadInterruptedAfterLocking() throws Throwable {
final Cache<String, String> cache = cache(0, "timestamps");
cache.put("k", "v");
CountDownLatch willTimeoutLatch = new CountDownLatch(1);
CountDownLatch lockAquiredSignal = new CountDownLatch(1);
DelayingListener dl = new DelayingListener(lockAquiredSignal, willTimeoutLatch);
cache.addListener(dl);
final List<Throwable> throwables = new LinkedList<>();
Future<?> future = fork(() -> {
try {
cache.put("k", "v3");
} catch (Throwable th) {
throwables.add(th);
}
});
// wait for th to acquire the lock
lockAquiredSignal.await();
// and now throw the exception
dl.waitLatch.countDown();
future.get(10, SECONDS);
assert throwables.size() == 1;
assert throwables.get(0) instanceof CacheException;
}
@Listener
public static class DelayingListener {
CountDownLatch lockAcquiredLatch, waitLatch;
public DelayingListener(CountDownLatch lockAcquiredLatch, CountDownLatch waitLatch) {
this.lockAcquiredLatch = lockAcquiredLatch;
this.waitLatch = waitLatch;
}
@CacheEntryModified
@SuppressWarnings("unused")
public void entryModified(CacheEntryModifiedEvent event) {
if (!event.isPre()) {
lockAcquiredLatch.countDown();
try {
waitLatch.await(10, SECONDS);
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
throw new RuntimeException("Induced exception");
}
}
}
@Listener
public static class CacheListener {
@CacheEntryCreated
@CacheEntryModified
@SuppressWarnings("unused")
public void entryModified(CacheEntryEvent event) {
if (!event.isPre()) {
log.debugf("Entry modified: %s, let's throw an exception!!", event);
throw new RuntimeException("Testing exception handling");
}
}
}
}