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
|
/**
* 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:
* Eike Stepper - initial API and implementation
* Stefan Winkler - 271444: [DB] Multiple refactorings bug 271444
* Stefan Winkler - derived branch mapping from audit mapping
*/
package org.eclipse.emf.cdo.server.internal.db.mapping.horizontal;
import org.eclipse.emf.cdo.common.id.CDOID;
import org.eclipse.emf.cdo.common.id.CDOIDUtil;
import org.eclipse.emf.cdo.common.revision.CDORevision;
import org.eclipse.emf.cdo.server.db.IDBStoreAccessor;
import org.eclipse.emf.cdo.server.db.mapping.IMappingStrategy;
import org.eclipse.emf.cdo.server.internal.db.CDODBSchema;
import org.eclipse.net4j.db.DBType;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EStructuralFeature;
import java.sql.PreparedStatement;
import java.sql.SQLException;
/**
* This is a list-table mapping for audit mode. It has ID and version columns and no delta support.
*
* @author Eike Stepper
* @author Stefan Winkler
* @since 3.0
*/
public class BranchingListTableMapping extends AbstractListTableMapping
{
private static final FieldInfo[] KEY_FIELDS = { new FieldInfo(CDODBSchema.LIST_REVISION_ID, DBType.BIGINT),
new FieldInfo(CDODBSchema.LIST_REVISION_BRANCH, DBType.INTEGER),
new FieldInfo(CDODBSchema.LIST_REVISION_VERSION, DBType.INTEGER) };
public BranchingListTableMapping(IMappingStrategy mappingStrategy, EClass eClass, EStructuralFeature feature)
{
super(mappingStrategy, eClass, feature);
}
@Override
protected FieldInfo[] getKeyFields()
{
return KEY_FIELDS;
}
@Override
protected void setKeyFields(PreparedStatement stmt, CDORevision revision) throws SQLException
{
stmt.setLong(1, CDOIDUtil.getLong(revision.getID()));
stmt.setInt(2, revision.getBranch().getID());
stmt.setInt(3, revision.getVersion());
}
public void objectDetached(IDBStoreAccessor accessor, CDOID id, long revised)
{
// the audit list mapping does not care about revised references -> NOP
}
}
|