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* Copyright 2011 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,
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* 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
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package org.infinispan.tx;
import org.infinispan.Cache;
import org.infinispan.manager.EmbeddedCacheManager;
import org.infinispan.test.SingleCacheManagerTest;
import org.infinispan.test.TestingUtil;
import org.infinispan.test.fwk.TestCacheManagerFactory;
import org.testng.annotations.Test;
import javax.transaction.TransactionManager;
import java.lang.reflect.Method;
import java.util.concurrent.Callable;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.CyclicBarrier;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import java.util.concurrent.TimeUnit;
import static org.infinispan.test.TestingUtil.k;
import static org.infinispan.test.TestingUtil.v;
/**
* Test that verifies that Cache.stop() waits for on-going transactions to
* finish before making the cache unavailable.
*
* @author Galder ZamarreƱo
* @since 4.2
* @since 5.0
*/
@Test(groups = "functional", testName = "tx.TerminatedCacheWhileInTxTest")
public class TerminatedCacheWhileInTxTest extends SingleCacheManagerTest {
@Override
protected EmbeddedCacheManager createCacheManager() throws Exception {
return TestCacheManagerFactory.createLocalCacheManager(true);
}
public void testStopWhileInTx(Method m) throws Throwable {
stopCacheCalls(m, false);
}
/**
* The aim of this test is to make sure that invocations not belonging to
* on-going transactions or non-transactional invocations are not allowed
* once the cache is in stopping mode.
*/
@Test(expectedExceptions = IllegalStateException.class)
public void testNotAllowCallsWhileStopping(Method m) throws Throwable {
stopCacheCalls(m, true);
}
private void stopCacheCalls(final Method m, boolean withCallStoppingCache) throws Throwable {
final Cache cache = cacheManager.getCache("cache-" + m.getName());
final ExecutorService executorService = Executors.newCachedThreadPool();
final CyclicBarrier barrier = new CyclicBarrier(2);
final CountDownLatch latch = new CountDownLatch(1);
final TransactionManager tm = TestingUtil.getTransactionManager(cache);
Callable<Void> waitAfterModCallable = new Callable<Void>() {
@Override
public Void call() throws Exception {
log.debug("Wait for all executions paths to be ready to perform calls.");
tm.begin();
cache.put(k(m, 1), v(m, 1));
log.debug("Cache modified, wait for cache to be stopped.");
barrier.await();
latch.await(10, TimeUnit.SECONDS);
tm.commit();
return null;
}
};
Future waitAfterModFuture = executorService.submit(waitAfterModCallable);
barrier.await(); // wait for all threads to have done their modifications
Future callStoppingCacheFuture = null;
if (withCallStoppingCache) {
Callable<Void> callStoppingCache = new Callable<Void>() {
@Override
public Void call() throws Exception {
log.debug("Wait very briefly and then make call.");
Thread.sleep(1000);
cache.put(k(m, 2), v(m, 2));
return null;
}
};
callStoppingCacheFuture = executorService.submit(callStoppingCache);
}
cache.stop(); // now stop the cache
latch.countDown(); // now that cache has been stopped, let the thread continue
log.debug("All threads finished, let's shutdown the executor and check whether any exceptions were reported");
waitAfterModFuture.get();
if (callStoppingCacheFuture != null) {
try {
callStoppingCacheFuture.get();
} catch (ExecutionException e) {
throw e.getCause();
}
}
executorService.shutdownNow();
}
}