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
128
129
130
131
132
133
134
|
/**
* Copyright (c) 2004 - 2011 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
* Simon McDuff - bug 226778
* Simon McDuff - bug 230832
* Simon McDuff - bug 233490
* Simon McDuff - bug 213402
* Victor Roldan Betancort - maintenance
*/
package org.eclipse.emf.internal.cdo.session;
import org.eclipse.emf.cdo.common.branch.CDOBranch;
import org.eclipse.emf.cdo.common.branch.CDOBranchPoint;
import org.eclipse.emf.cdo.transaction.CDOTransaction;
import org.eclipse.emf.cdo.transaction.CDOTransactionContainer;
import org.eclipse.emf.cdo.view.CDOView;
import org.eclipse.emf.internal.cdo.transaction.CDOTransactionImpl;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.spi.cdo.InternalCDOTransaction;
import org.eclipse.emf.spi.cdo.InternalCDOView;
import java.util.ArrayList;
import java.util.List;
/**
* @author Eike Stepper
*/
public abstract class CDOTransactionContainerImpl extends CDOViewContainerImpl implements CDOTransactionContainer
{
public CDOTransactionContainerImpl()
{
}
public InternalCDOTransaction getTransaction(int viewID)
{
CDOView view = getView(viewID);
if (view instanceof InternalCDOTransaction)
{
return (InternalCDOTransaction)view;
}
return null;
}
public InternalCDOTransaction[] getTransactions()
{
checkActive();
List<InternalCDOTransaction> result = new ArrayList<InternalCDOTransaction>();
for (InternalCDOView view : getViews())
{
if (view instanceof InternalCDOTransaction)
{
result.add((InternalCDOTransaction)view);
}
}
return result.toArray(new InternalCDOTransaction[result.size()]);
}
public CDOTransaction openTransaction(CDOBranchPoint target, ResourceSet resourceSet)
{
checkArg(target.getTimeStamp() == CDOBranchPoint.UNSPECIFIED_DATE, "Target is not head of a branch: " + target);
return null;
}
public CDOTransaction openTransaction(CDOBranchPoint target)
{
return openTransaction(target, createResourceSet());
}
public InternalCDOTransaction openTransaction(CDOBranch branch, ResourceSet resourceSet)
{
checkActive();
InternalCDOTransaction transaction = createTransaction(branch);
initView(transaction, resourceSet);
return transaction;
}
public InternalCDOTransaction openTransaction(ResourceSet resourceSet)
{
return openTransaction(getMainBranch(), resourceSet);
}
public InternalCDOTransaction openTransaction(CDOBranch branch)
{
return openTransaction(branch, createResourceSet());
}
/**
* @since 2.0
*/
public InternalCDOTransaction openTransaction()
{
return openTransaction(getMainBranch());
}
public CDOTransaction openTransaction(String durableLockingID)
{
return openTransaction(durableLockingID, createResourceSet());
}
public CDOTransaction openTransaction(String durableLockingID, ResourceSet resourceSet)
{
checkActive();
InternalCDOTransaction transaction = createTransaction(durableLockingID);
initView(transaction, resourceSet);
return transaction;
}
/**
* @since 2.0
*/
protected InternalCDOTransaction createTransaction(CDOBranch branch)
{
return new CDOTransactionImpl(branch);
}
/**
* @since 4.0
*/
protected InternalCDOTransaction createTransaction(String durableLockingID)
{
return new CDOTransactionImpl(durableLockingID);
}
}
|
