blob: 49eba75985f56809b3b5e43a711531b8ea90c6b3 (
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
|
/*
* 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:
* Simon McDuff - initial API and implementation
* Eike Stepper - maintenance
* Caspar De Groot - maintenance
*/
package org.eclipse.emf.cdo.server.internal.net4j.protocol;
import org.eclipse.emf.cdo.common.lock.CDOLockState;
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.common.revision.CDORevisionKey;
import org.eclipse.emf.cdo.server.IView;
import org.eclipse.emf.cdo.spi.server.InternalRepository;
import org.eclipse.emf.cdo.spi.server.InternalView;
import org.eclipse.net4j.util.concurrent.IRWLockManager.LockType;
import org.eclipse.emf.spi.cdo.CDOSessionProtocol.LockObjectsResult;
import java.io.IOException;
import java.util.LinkedList;
import java.util.List;
/**
* @author Simon McDuff
*/
public class LockObjectsIndication extends CDOServerWriteIndication
{
private LockObjectsResult result;
public LockObjectsIndication(CDOServerProtocol protocol)
{
super(protocol, CDOProtocolConstants.SIGNAL_LOCK_OBJECTS);
}
protected LockObjectsIndication(CDOServerProtocol protocol, short signalID)
{
super(protocol, signalID);
}
@Override
protected void indicating(CDODataInput in) throws IOException
{
int viewID = in.readInt();
LockType lockType = in.readCDOLockType();
boolean recursive = in.readBoolean();
long timeout = in.readLong();
int nRevisions = in.readInt();
List<CDORevisionKey> revisionKeys = new LinkedList<CDORevisionKey>();
for (int i = 0; i < nRevisions; i++)
{
revisionKeys.add(in.readCDORevisionKey());
}
InternalRepository repository = getRepository();
IView view = getView(viewID);
result = repository.lock((InternalView)view, lockType, revisionKeys, recursive, timeout);
}
protected IView getView(int viewID)
{
return getSession().getView(viewID);
}
@Override
protected void responding(CDODataOutput out) throws IOException
{
out.writeBoolean(result.isSuccessful());
out.writeBoolean(result.isTimedOut());
out.writeBoolean(result.isWaitForUpdate());
out.writeLong(result.getRequiredTimestamp());
CDORevisionKey[] staleRevisions = result.getStaleRevisions();
out.writeInt(staleRevisions.length);
for (CDORevisionKey revKey : staleRevisions)
{
out.writeCDORevisionKey(revKey);
}
out.writeLong(result.getTimestamp());
CDOLockState[] newLockStates = result.getNewLockStates();
out.writeInt(newLockStates.length);
for (CDOLockState lockState : newLockStates)
{
out.writeCDOLockState(lockState);
}
}
}
|