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/***************************************************************************
* Copyright (c) 2004 - 2008 Eike Stepper, Germany.
* 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:
* Eike Stepper - initial API and implementation
* Simon McDuff - http://bugs.eclipse.org/201266
* Simon McDuff - http://bugs.eclipse.org/202725
**************************************************************************/
package org.eclipse.emf.cdo.internal.server;
import org.eclipse.emf.cdo.common.id.CDOIDAndVersion;
import org.eclipse.emf.cdo.common.revision.delta.CDORevisionDelta;
import org.eclipse.emf.cdo.internal.server.bundle.OM;
import org.eclipse.emf.cdo.internal.server.protocol.CDOServerProtocol;
import org.eclipse.emf.cdo.server.ISession;
import org.eclipse.emf.cdo.server.ISessionManager;
import org.eclipse.emf.cdo.server.SessionCreationException;
import org.eclipse.net4j.util.container.Container;
import org.eclipse.net4j.util.om.trace.ContextTracer;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/**
* @author Eike Stepper
*/
public class SessionManager extends Container<ISession> implements ISessionManager
{
private static final ContextTracer TRACER = new ContextTracer(OM.DEBUG_SESSION, SessionManager.class);
private Repository repository;
private Map<Integer, Session> sessions = new HashMap<Integer, Session>();
private int lastSessionID;
public SessionManager(Repository repository)
{
this.repository = repository;
}
public Repository getRepository()
{
return repository;
}
public Session[] getSessions()
{
synchronized (sessions)
{
return sessions.values().toArray(new Session[sessions.size()]);
}
}
public ISession[] getElements()
{
return getSessions();
}
@Override
public boolean isEmpty()
{
synchronized (sessions)
{
return sessions.isEmpty();
}
}
public Session openSession(CDOServerProtocol protocol, boolean legacySupportEnabled) throws SessionCreationException
{
int id = ++lastSessionID;
if (TRACER.isEnabled())
{
TRACER.trace("Opening session " + id);
}
Session session = new Session(this, protocol, id, legacySupportEnabled);
synchronized (sessions)
{
sessions.put(id, session);
}
fireElementAddedEvent(session);
return session;
}
public void sessionClosed(Session session)
{
int sessionID = session.getSessionID();
ISession removeSession = null;
synchronized (sessions)
{
removeSession = sessions.remove(sessionID);
}
if (removeSession != null)
{
fireElementRemovedEvent(session);
}
}
/**
* @since 2.0
*/
public void handleCommitNotification(long timeStamp, List<CDOIDAndVersion> dirtyIDs, List<CDORevisionDelta> deltas,
Session excludedSession)
{
for (Session session : getSessions())
{
if (session != excludedSession)
{
session.handleCommitNotification(timeStamp, dirtyIDs, deltas);
}
}
}
}
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