blob: 7a7139609b2cdab391033784edd084478a6541df (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
|
/***************************************************************************
* Copyright (c) 2004-2007 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;
import org.eclipse.emf.cdo.internal.protocol.model.resource.CDOPathFeatureImpl;
import org.eclipse.emf.cdo.internal.protocol.revision.CDORevisionImpl;
import org.eclipse.emf.cdo.internal.protocol.revision.CDORevisionResolverImpl;
import org.eclipse.emf.cdo.protocol.CDOID;
import org.eclipse.emf.cdo.server.IRevisionManager;
import org.eclipse.emf.cdo.server.IStoreReader;
import org.eclipse.emf.cdo.server.IStoreWriter;
import org.eclipse.net4j.util.transaction.ITransaction;
import org.eclipse.net4j.util.transaction.ITransactionalOperation;
/**
* @author Eike Stepper
*/
public class RevisionManager extends CDORevisionResolverImpl implements IRevisionManager
{
private Repository repository;
private CDOPathFeatureImpl cdoPathFeature;
public RevisionManager(Repository repository)
{
this.repository = repository;
cdoPathFeature = repository.getPackageManager().getCDOResourcePackage().getCDOResourceClass().getCDOPathFeature();
}
public Repository getRepository()
{
return repository;
}
public void addRevision(ITransaction<IStoreWriter> storeTransaction, CDORevisionImpl revision)
{
storeTransaction.execute(new AddRevisionOperation(revision));
}
@Override
protected CDORevisionImpl loadRevision(CDOID id)
{
IStoreReader storeReader = StoreUtil.getReader();
CDORevisionImpl revision = (CDORevisionImpl)storeReader.readRevision(id);
repository.getTypeManager().registerObjectType(revision.getID(), revision.getCDOClass().createClassRef());
return revision;
}
@Override
protected CDORevisionImpl loadRevision(CDOID id, long timeStamp)
{
IStoreReader storeReader = StoreUtil.getReader();
CDORevisionImpl revision = (CDORevisionImpl)storeReader.readRevision(id, timeStamp);
repository.getTypeManager().registerObjectType(revision.getID(), revision.getCDOClass().createClassRef());
return revision;
}
/**
* @author Eike Stepper
*/
private final class AddRevisionOperation implements ITransactionalOperation<IStoreWriter>
{
private CDORevisionImpl revision;
private AddRevisionOperation(CDORevisionImpl revision)
{
this.revision = revision;
}
public void phase1(IStoreWriter storeWriter) throws Exception
{
storeWriter.writeRevision(revision);
}
public void phase2(IStoreWriter storeWriter)
{
repository.getTypeManager().registerObjectType(revision.getID(), revision.getCDOClass().createClassRef());
addRevision(revision);
if (revision.isResource())
{
String path = (String)revision.getData().get(cdoPathFeature, -1);
repository.getResourceManager().registerResource(revision.getID(), path);
}
}
public void undoPhase1(IStoreWriter storeWriter)
{
}
}
}
|