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/**
* Copyright (c) 2004 - 2011 Eike Stepper (Berlin, Germany) and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Caspar De Groot - initial API and implementation
*/
package org.eclipse.emf.cdo.tests.bugzilla;
import org.eclipse.emf.cdo.CDOObject;
import org.eclipse.emf.cdo.common.commit.CDOCommitInfo;
import org.eclipse.emf.cdo.eresource.CDOResource;
import org.eclipse.emf.cdo.session.CDOSession;
import org.eclipse.emf.cdo.tests.AbstractCDOTest;
import org.eclipse.emf.cdo.tests.model1.Category;
import org.eclipse.emf.cdo.tests.model1.Model1Factory;
import org.eclipse.emf.cdo.tests.util.TestSessionManager;
import org.eclipse.emf.cdo.transaction.CDOTransaction;
import org.eclipse.emf.cdo.util.CDOUtil;
import org.eclipse.emf.cdo.util.CommitException;
/**
* @author Caspar De Groot
*/
public class Bugzilla_341995_Test extends AbstractCDOTest
{
public void test() throws CommitException, InterruptedException
{
CDOSession session = openSession();
CDOTransaction tx = session.openTransaction();
CDOResource resource = tx.createResource(getResourcePath("test"));
Model1Factory factory = getModel1Factory();
Category cat = factory.createCategory();
resource.getContents().add(cat);
tx.commit();
CDOObject cdoCat = CDOUtil.getCDOObject(cat);
msg(cdoCat.cdoRevision().getVersion());
long delay = 2000L;
TestSessionManager sessionManager = (TestSessionManager)getRepository().getSessionManager();
sessionManager.setCommitNotificationDelay(delay);
try
{
doSecondSessionAsync();
sessionManager.getDelayLatch().await(); // Wait until the delay commences
long time1 = System.currentTimeMillis();
// Attempt the lock; this must block for a while, because it needs to receive
// the commitNotification from the commit in the other session, which we are
// artificially delaying
cdoCat.cdoWriteLock().lock();
long timeTaken = System.currentTimeMillis() - time1;
// We verify that there really was a delay
assertEquals("timeTaken == " + timeTaken, true, timeTaken >= delay);
tx.close();
session.close();
}
finally
{
sessionManager.setCommitNotificationDelay(0L);
}
}
private void doSecondSessionAsync() throws CommitException
{
Runnable r = new Runnable()
{
public void run()
{
CDOSession session = openSession();
CDOTransaction tx = session.openTransaction();
CDOResource resource = tx.getResource(getResourcePath("test"));
Category cat = (Category)resource.getContents().get(0);
cat.setName("dirty");
CDOCommitInfo info;
try
{
info = tx.commit();
}
catch (CommitException ex)
{
throw new RuntimeException(ex);
}
msg(info.getTimeStamp());
tx.close();
session.close();
}
};
new Thread(r).start();
}
}
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