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
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
|
/***************************************************************************
* Copyright (c) 2004 - 2008 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.internal.cdo.protocol;
import org.eclipse.emf.cdo.protocol.CDOProtocolConstants;
import org.eclipse.emf.cdo.protocol.id.CDOIDLibraryDescriptor;
import org.eclipse.emf.cdo.protocol.id.CDOIDMetaRange;
import org.eclipse.emf.cdo.protocol.id.CDOIDUtil;
import org.eclipse.emf.cdo.util.ServerException;
import org.eclipse.emf.internal.cdo.bundle.OM;
import org.eclipse.net4j.channel.IChannel;
import org.eclipse.net4j.internal.util.om.trace.ContextTracer;
import org.eclipse.net4j.signal.RequestWithConfirmation;
import org.eclipse.net4j.util.io.ExtendedDataInputStream;
import org.eclipse.net4j.util.io.ExtendedDataOutputStream;
import java.io.IOException;
import java.text.MessageFormat;
/**
* @author Eike Stepper
*/
public class OpenSessionRequest extends RequestWithConfirmation<OpenSessionResult>
{
private static final ContextTracer PROTOCOL = new ContextTracer(OM.DEBUG_PROTOCOL, OpenSessionRequest.class);
private String repositoryName;
private boolean disableLegacyObjects;
public OpenSessionRequest(IChannel channel, String repositoryName, boolean disableLegacyObjects)
{
super(channel);
this.repositoryName = repositoryName;
this.disableLegacyObjects = disableLegacyObjects;
}
@Override
protected short getSignalID()
{
return CDOProtocolConstants.SIGNAL_OPEN_SESSION;
}
@Override
protected void requesting(ExtendedDataOutputStream out) throws IOException
{
if (PROTOCOL.isEnabled())
{
PROTOCOL.format("Writing repositoryName: {0}", repositoryName);
}
out.writeString(repositoryName);
if (PROTOCOL.isEnabled())
{
PROTOCOL.format("Writing disableLegacyObjects: {0}", disableLegacyObjects);
}
out.writeBoolean(disableLegacyObjects);
}
@Override
protected OpenSessionResult confirming(ExtendedDataInputStream in) throws IOException
{
int sessionID = in.readInt();
if (sessionID == CDOProtocolConstants.ERROR_REPOSITORY_NOT_FOUND)
{
String msg = MessageFormat.format("Repository {0} not found", repositoryName);
throw new ServerException(msg);
}
if (sessionID == CDOProtocolConstants.ERROR_NO_SESSION)
{
String msg = MessageFormat.format("Failed to open session for repository {0}", repositoryName);
throw new ServerException(msg);
}
if (PROTOCOL.isEnabled())
{
PROTOCOL.format("Read sessionID: {0}", sessionID);
}
String repositoryUUID = in.readString();
if (PROTOCOL.isEnabled())
{
PROTOCOL.format("Read repositoryUUID: {0}", repositoryUUID);
}
CDOIDLibraryDescriptor libraryDescriptor = CDOIDUtil.readLibraryDescriptor(in);
if (PROTOCOL.isEnabled())
{
PROTOCOL.format("Read libraryDescriptor: {0}", libraryDescriptor);
}
OpenSessionResult result = new OpenSessionResult(sessionID, repositoryUUID, libraryDescriptor);
for (;;)
{
String packageURI = in.readString();
if (packageURI == null)
{
break;
}
boolean dynamic = in.readBoolean();
CDOIDMetaRange metaIDRange = CDOIDUtil.readMetaRange(in);
String parentURI = in.readString();
if (PROTOCOL.isEnabled())
{
PROTOCOL.format("Read package info: uri={0}, dynamic={1}, metaIDRange={2}, parentURI={3}", packageURI, dynamic,
metaIDRange, parentURI);
}
result.addPackageInfo(packageURI, dynamic, metaIDRange, parentURI);
}
return result;
}
}
|