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/**
* Copyright (c) 2004 - 2010 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:
* Simon McDuff - initial API and implementation
* Eike Stepper - maintenance
*/
package org.eclipse.emf.cdo.internal.server;
import org.eclipse.emf.cdo.server.ISession;
import org.eclipse.emf.cdo.server.ISessionManager;
import org.eclipse.emf.cdo.server.IView;
import org.eclipse.emf.cdo.spi.server.InternalLockManager;
import org.eclipse.emf.cdo.spi.server.InternalRepository;
import org.eclipse.net4j.util.ReflectUtil.ExcludeFromDump;
import org.eclipse.net4j.util.concurrent.RWLockManager;
import org.eclipse.net4j.util.container.ContainerEventAdapter;
import org.eclipse.net4j.util.container.IContainer;
import org.eclipse.net4j.util.event.IListener;
/**
* @author Simon McDuff
* @since 3.0
*/
public class LockManager extends RWLockManager<Object, IView> implements InternalLockManager
{
private InternalRepository repository;
@ExcludeFromDump
private transient IListener sessionListener = new ContainerEventAdapter<IView>()
{
@Override
protected void onRemoved(IContainer<IView> container, IView view)
{
unlock(view);
}
// @Override
// protected void notifyOtherEvent(IEvent event)
// {
// if (event instanceof ILifecycleEvent)
// {
// ILifecycleEvent e = (ILifecycleEvent)event;
// if (e.getKind() == ILifecycleEvent.Kind.ABOUT_TO_DEACTIVATE)
// {
// ISession session = (ISession)e.getSource();
// for (IView view : session.getElements())
// {
// unlock(view);
// }
// }
// }
// }
};
@ExcludeFromDump
private transient IListener sessionManagerListener = new ContainerEventAdapter<ISession>()
{
@Override
protected void onAdded(IContainer<ISession> container, ISession session)
{
session.addListener(sessionListener);
}
@Override
protected void onRemoved(IContainer<ISession> container, ISession session)
{
session.removeListener(sessionListener);
}
};
public LockManager()
{
}
public InternalRepository getRepository()
{
return repository;
}
public void setRepository(InternalRepository repository)
{
this.repository = repository;
}
public Object getLockEntryObject(Object key)
{
LockEntry<Object, IView> lockEntry = getLockEntry(key);
return lockEntry.getObject();
}
@Override
protected void doActivate() throws Exception
{
super.doActivate();
getRepository().getSessionManager().addListener(sessionManagerListener);
}
@Override
protected void doDeactivate() throws Exception
{
ISessionManager sessionManager = getRepository().getSessionManager();
sessionManager.removeListener(sessionManagerListener);
for (ISession session : sessionManager.getSessions())
{
session.removeListener(sessionListener);
}
super.doDeactivate();
}
}
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