blob: b0bf711c4790ac4f9f44ff2f484e98062746d19e (
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
|
/*
* Copyright (c) 2004 - 2012 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.server.internal.net4j.protocol;
import org.eclipse.emf.cdo.common.lock.IDurableLockingManager.LockArea;
import org.eclipse.emf.cdo.common.protocol.CDODataInput;
import org.eclipse.emf.cdo.common.protocol.CDODataOutput;
import org.eclipse.emf.cdo.common.protocol.CDOProtocolConstants;
import org.eclipse.emf.cdo.spi.server.InternalLockManager;
import org.eclipse.emf.cdo.spi.server.InternalView;
import java.io.IOException;
/**
* @author Eike Stepper
*/
public class LockAreaIndication extends CDOServerWriteIndication
{
private String result;
public LockAreaIndication(CDOServerProtocol protocol)
{
super(protocol, CDOProtocolConstants.SIGNAL_LOCK_AREA);
}
@Override
protected void indicating(CDODataInput in) throws IOException
{
InternalLockManager lockManager = getRepository().getLockingManager();
int viewID = in.readInt();
InternalView view = getSession().getView(viewID);
boolean create = in.readBoolean();
if (create)
{
LockArea area = lockManager.createLockArea(view);
result = area.getDurableLockingID();
view.setDurableLockingID(result);
}
else
{
String durableLockingID = view.getDurableLockingID();
lockManager.deleteLockArea(durableLockingID);
}
}
@Override
protected void responding(CDODataOutput out) throws IOException
{
out.writeString(result);
}
}
|