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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:
* Eike Stepper - initial API and implementation
*/
package org.eclipse.emf.cdo.workspace;
import org.eclipse.emf.cdo.CDOObject;
import org.eclipse.emf.cdo.common.branch.CDOBranchPoint;
import org.eclipse.emf.cdo.common.id.CDOID;
import org.eclipse.emf.cdo.common.revision.CDORevision;
import org.eclipse.emf.cdo.internal.workspace.FolderCDOWorkspaceBase;
import org.eclipse.emf.cdo.internal.workspace.WorkspaceProperties;
import org.eclipse.emf.cdo.server.IStore;
import org.eclipse.emf.cdo.session.CDOSessionConfigurationFactory;
import org.eclipse.emf.cdo.util.CDOUtil;
import org.eclipse.emf.cdo.view.CDOView;
import org.eclipse.net4j.util.event.IListener;
import org.eclipse.net4j.util.properties.IProperties;
import org.eclipse.emf.ecore.EObject;
import java.io.File;
import java.util.Set;
/**
* Various static helper methods for dealing with {@link CDOWorkspace workspaces}.
*
* @author Eike Stepper
*/
public final class CDOWorkspaceUtil
{
private CDOWorkspaceUtil()
{
}
/**
* @since 4.1
*/
public static IProperties<CDOWorkspace> getProperties()
{
return WorkspaceProperties.INSTANCE;
}
/**
* @since 4.1
*/
public static CDOWorkspace getWorkspace(EObject object)
{
CDOView view = CDOUtil.getCDOObject(object).cdoView();
if (view == null || view.isClosed())
{
return null;
}
IListener[] listeners = view.getListeners();
if (listeners != null)
{
for (int i = 0; i < listeners.length; i++)
{
IListener listener = listeners[i];
if (listener instanceof org.eclipse.emf.cdo.internal.workspace.CDOWorkspaceImpl.ViewAdapter)
{
org.eclipse.emf.cdo.internal.workspace.CDOWorkspaceImpl.ViewAdapter adapter = (org.eclipse.emf.cdo.internal.workspace.CDOWorkspaceImpl.ViewAdapter)listener;
return adapter.getWorkspace();
}
}
}
return null;
}
/**
* @since 4.1
*/
public static boolean isDirty(EObject object)
{
CDOObject cdoObject = CDOUtil.getCDOObject(object);
if (object == null)
{
return false;
}
CDOWorkspace workspace = getWorkspace(cdoObject);
CDOWorkspaceBase2 base = getWorkspaceBase2(workspace.getBase());
return base.containsID(cdoObject.cdoID());
}
/**
* @since 4.1
*/
public static CDOWorkspaceBase2 getWorkspaceBase2(final CDOWorkspaceBase base)
{
if (base instanceof CDOWorkspaceBase2)
{
return (CDOWorkspaceBase2)base;
}
return new DelegatingWorkspaceBase2(base);
}
public static CDOWorkspaceBase createFolderWorkspaceBase(File folder)
{
return new FolderCDOWorkspaceBase(folder);
}
/**
* @since 4.1
*/
public static CDOWorkspaceConfiguration createWorkspaceConfiguration()
{
return new org.eclipse.emf.cdo.internal.workspace.CDOWorkspaceConfigurationImpl();
}
/**
* @deprecated Use {@link #createWorkspaceConfiguration()} and {@link CDOWorkspaceConfiguration#open()}
*/
@Deprecated
public static CDOWorkspace open(IStore local, CDOWorkspaceBase base, CDOSessionConfigurationFactory remote)
{
CDOWorkspaceConfiguration config = createWorkspaceConfiguration();
config.setStore(local);
config.setBase(base);
config.setRemote(remote);
return config.open();
}
/**
* @deprecated Use {@link #createWorkspaceConfiguration()} and {@link CDOWorkspaceConfiguration#checkout()}
*/
@Deprecated
public static CDOWorkspace checkout(IStore local, CDOWorkspaceBase base, CDOSessionConfigurationFactory remote)
{
return checkout(local, base, remote, null);
}
/**
* @deprecated Use {@link #createWorkspaceConfiguration()} and {@link CDOWorkspaceConfiguration#checkout()}
*/
@Deprecated
public static CDOWorkspace checkout(IStore local, CDOWorkspaceBase base, CDOSessionConfigurationFactory remote,
String branchPath)
{
return checkout(local, base, remote, branchPath, CDOBranchPoint.UNSPECIFIED_DATE);
}
/**
* @deprecated Use {@link #createWorkspaceConfiguration()} and {@link CDOWorkspaceConfiguration#checkout()}
*/
@Deprecated
public static CDOWorkspace checkout(IStore local, CDOWorkspaceBase base, CDOSessionConfigurationFactory remote,
long timeStamp)
{
return checkout(local, base, remote, null, timeStamp);
}
/**
* @deprecated Use {@link #createWorkspaceConfiguration()} and {@link CDOWorkspaceConfiguration#checkout()}
*/
@Deprecated
public static CDOWorkspace checkout(IStore local, CDOWorkspaceBase base, CDOSessionConfigurationFactory remote,
String branchPath, long timeStamp)
{
CDOWorkspaceConfiguration config = createWorkspaceConfiguration();
config.setStore(local);
config.setBase(base);
config.setRemote(remote);
config.setBranchPath(branchPath);
config.setTimeStamp(timeStamp);
return config.checkout();
}
/**
* @author Eike Stepper
*/
private static final class DelegatingWorkspaceBase2 implements CDOWorkspaceBase2
{
private final CDOWorkspaceBase delegate;
private DelegatingWorkspaceBase2(CDOWorkspaceBase base)
{
delegate = base;
}
public CDOWorkspace getWorkspace()
{
return delegate.getWorkspace();
}
public Set<CDOID> getIDs()
{
return delegate.getIDs();
}
public CDORevision getRevision(CDOID id)
{
return delegate.getRevision(id);
}
public boolean isEmpty()
{
return getIDs().isEmpty();
}
public boolean containsID(CDOID id)
{
return getIDs().contains(id);
}
}
}
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