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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
**************************************************************************/
package org.eclipse.emf.cdo.internal.server.protocol;
import org.eclipse.emf.cdo.common.CDODataInput;
import org.eclipse.emf.cdo.common.CDODataOutput;
import org.eclipse.emf.cdo.common.CDOProtocolConstants;
import org.eclipse.emf.cdo.common.model.CDOPackage;
import org.eclipse.emf.cdo.internal.server.Repository;
import org.eclipse.emf.cdo.internal.server.Session;
import org.eclipse.emf.cdo.internal.server.SessionManager;
import org.eclipse.emf.cdo.internal.server.bundle.OM;
import org.eclipse.emf.cdo.server.IRepositoryProvider;
import org.eclipse.emf.cdo.server.RepositoryNotFoundException;
import org.eclipse.emf.cdo.server.SessionCreationException;
import org.eclipse.net4j.util.om.trace.ContextTracer;
import java.io.IOException;
/**
* @author Eike Stepper
*/
public class OpenSessionIndication extends RepositoryTimeIndication
{
private static final ContextTracer PROTOCOL_TRACER = new ContextTracer(OM.DEBUG_PROTOCOL, OpenSessionIndication.class);
private String repositoryName;
private boolean passiveUpdateEnabled;
private Repository repository;
private Session session;
public OpenSessionIndication(CDOServerProtocol protocol)
{
super(protocol, CDOProtocolConstants.SIGNAL_OPEN_SESSION);
}
@Override
protected Repository getRepository()
{
return repository;
}
@Override
protected Session getSession()
{
return session;
}
@Override
protected void indicating(CDODataInput in) throws IOException
{
super.indicating(in);
repositoryName = in.readString();
if (PROTOCOL_TRACER.isEnabled())
{
PROTOCOL_TRACER.format("Read repositoryName: {0}", repositoryName);
}
passiveUpdateEnabled = in.readBoolean();
if (PROTOCOL_TRACER.isEnabled())
{
PROTOCOL_TRACER.format("Read passiveUpdateEnabled: {0}", passiveUpdateEnabled);
}
}
@Override
protected void responding(CDODataOutput out) throws IOException
{
try
{
CDOServerProtocol protocol = getProtocol();
IRepositoryProvider repositoryProvider = protocol.getRepositoryProvider();
repository = (Repository)repositoryProvider.getRepository(repositoryName);
if (repository == null)
{
throw new RepositoryNotFoundException(repositoryName);
}
SessionManager sessionManager = repository.getSessionManager();
session = sessionManager.openSession(protocol);
session.setPassiveUpdateEnabled(passiveUpdateEnabled);
// Adjust the infra structure (was IRepositoryProvider)
protocol.setInfraStructure(session);
if (PROTOCOL_TRACER.isEnabled())
{
PROTOCOL_TRACER.format("Writing sessionID: {0}", session.getSessionID());
}
out.writeInt(session.getSessionID());
if (PROTOCOL_TRACER.isEnabled())
{
PROTOCOL_TRACER.format("Writing repositoryUUID: {0}", repository.getUUID());
}
out.writeString(repository.getUUID());
out.writeLong(repository.getCreationTime());
out.writeBoolean(repository.isSupportingAudits());
repository.getStore().getCDOIDLibraryDescriptor().write(out);
writePackageInfos(out);
}
catch (RepositoryNotFoundException ex)
{
if (PROTOCOL_TRACER.isEnabled())
{
PROTOCOL_TRACER.format("Repository {0} not found", repositoryName);
}
out.writeInt(CDOProtocolConstants.ERROR_REPOSITORY_NOT_FOUND);
}
catch (SessionCreationException ex)
{
if (PROTOCOL_TRACER.isEnabled())
{
PROTOCOL_TRACER.format("Failed to open session for repository {0}", repositoryName);
}
out.writeInt(CDOProtocolConstants.ERROR_NO_SESSION);
return;
}
super.responding(out);
}
private void writePackageInfos(CDODataOutput out) throws IOException
{
CDOPackage[] packages = getPackageManager().getPackages();
for (CDOPackage p : packages)
{
if (!p.isSystem())
{
if (PROTOCOL_TRACER.isEnabled())
{
PROTOCOL_TRACER.format("Writing package info: uri={0}, dynamic={1}, metaIDRange={2}, parentURI={3}", p
.getPackageURI(), p.isDynamic(), p.getMetaIDRange(), p.getParentURI());
}
out.writeBoolean(true);
out.writeCDOPackageURI(p.getPackageURI());
out.writeBoolean(p.isDynamic());
out.writeCDOIDMetaRange(p.getMetaIDRange());
out.writeCDOPackageURI(p.getParentURI());
}
}
out.writeBoolean(false);
}
}
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