/*
* Copyright (c) 2011-2013 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.util;
import org.eclipse.emf.cdo.common.protocol.CDOProtocol.CommitNotificationInfo;
import org.eclipse.emf.cdo.internal.server.SessionManager;
import org.eclipse.net4j.util.concurrent.ConcurrencyUtil;
import java.util.concurrent.CountDownLatch;
/**
* @author Caspar De Groot
*/
public class TestSessionManager extends SessionManager
{
/**
* Prevents other threads from changing/resetting the commitNotificationDelay while we are just about to execute the
* delay.
*/
private Object lock = new Object();
private long commitNotificationDelay;
/**
* Allows tests to wait until the delay is about to commence
*/
private CountDownLatch delayLatch;
public void setCommitNotificationDelay(long millis)
{
synchronized (lock)
{
commitNotificationDelay = millis;
if (commitNotificationDelay > 0)
{
delayLatch = new CountDownLatch(1);
}
}
}
public CountDownLatch getDelayLatch()
{
return delayLatch;
}
@Override
public void sendCommitNotification(CommitNotificationInfo info)
{
synchronized (lock)
{
if (commitNotificationDelay != 0)
{
delayLatch.countDown();
Thread.yield();
ConcurrencyUtil.sleep(commitNotificationDelay);
}
}
super.sendCommitNotification(info);
}
}