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Java > Open Source Codes > org > eclipse > team > internal > ccvs > core > filehistory > CVSFileHistoryProvider


1 /*******************************************************************************
2  * Copyright (c) 2000, 2007 IBM Corporation and others.
3  * All rights reserved. This program and the accompanying materials
4  * are made available under the terms of the Eclipse Public License v1.0
5  * which accompanies this distribution, and is available at
6  * http://www.eclipse.org/legal/epl-v10.html
7  *
8  * Contributors:
9  * IBM Corporation - initial API and implementation
10  *******************************************************************************/
11
12 package org.eclipse.team.internal.ccvs.core.filehistory;
13
14 import org.eclipse.core.filesystem.IFileStore;
15 import org.eclipse.core.resources.IResource;
16 import org.eclipse.core.runtime.IProgressMonitor;
17 import org.eclipse.team.core.TeamException;
18 import org.eclipse.team.core.history.*;
19 import org.eclipse.team.core.history.provider.FileHistoryProvider;
20 import org.eclipse.team.internal.ccvs.core.*;
21 import org.eclipse.team.internal.ccvs.core.client.listeners.LogEntry;
22 import org.eclipse.team.internal.ccvs.core.filesystem.CVSFileStore;
23 import org.eclipse.team.internal.ccvs.core.resources.CVSWorkspaceRoot;
24 import org.eclipse.team.internal.ccvs.core.resources.RemoteFile;
25 import org.eclipse.team.internal.ccvs.core.syncinfo.ResourceSyncInfo;
26
27 public class CVSFileHistoryProvider extends FileHistoryProvider {
28
29     /**
30      * see <code>org.eclipse.team.core.IFileHistoryProvider</code>
31      */
32     public IFileHistory getFileHistoryFor(IResource resource, int flags, IProgressMonitor monitor) {
33         ICVSRemoteResource remoteResource;
34         try {
35             monitor.beginTask(null, 100);
36             if ((flags == IFileHistoryProvider.SINGLE_REVISION) || ((flags == IFileHistoryProvider.SINGLE_LINE_OF_DESCENT))) {
37                 remoteResource = CVSWorkspaceRoot.getRemoteResourceFor(resource);
38                 monitor.worked(40);
39                 CVSFileHistory remoteFile = null;
40                 if (remoteResource instanceof ICVSFile) {
41                     remoteFile = new CVSFileHistory((ICVSFile) remoteResource, flags);
42                     remoteFile.refresh(CVSFileHistory.REFRESH_ALL, monitor);
43                 }
44                 return remoteFile;
45             } else {
46                 // TODO need to complete the revision
47 remoteResource = CVSWorkspaceRoot.getRemoteResourceFor(resource);
48                 monitor.worked(40);
49                 CVSFileHistory remoteFile = null;
50                 if (remoteResource instanceof ICVSFile) {
51                     remoteFile = new CVSFileHistory((ICVSFile) remoteResource);
52                     remoteFile.refresh(CVSFileHistory.REFRESH_ALL, monitor);
53                 }
54                 return remoteFile;
55             }
56         } catch (CVSException e) {
57         } catch (TeamException e) {
58         } finally {
59             monitor.done();
60         }
61
62         return null;
63     }
64
65     public IFileRevision getWorkspaceFileRevision(IResource resource) {
66         
67         ICVSRemoteResource remoteResource;
68         try {
69             remoteResource = CVSWorkspaceRoot.getRemoteResourceFor(resource);
70             if (remoteResource != null &&
71                 remoteResource instanceof RemoteFile){
72                 ResourceSyncInfo syncInfo = remoteResource.getSyncInfo();
73                 LogEntry cvsEntry = new LogEntry((RemoteFile) remoteResource, syncInfo.getRevision(), "", null,"","", new CVSTag[0]); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
74 return new CVSFileRevision(cvsEntry);
75             }
76         } catch (CVSException e) {
77         }
78         
79         return null;
80     }
81
82     public IFileHistory getFileHistoryFor(IFileStore store, int flags, IProgressMonitor monitor) {
83         if (store instanceof CVSFileStore) {
84             
85             CVSFileStore fileStore = (CVSFileStore) store;
86             ICVSRemoteFile file = fileStore.getCVSURI().toFile();
87             if (file != null){
88                 try{
89                 if ((flags == IFileHistoryProvider.SINGLE_REVISION) || ((flags == IFileHistoryProvider.SINGLE_LINE_OF_DESCENT))) {
90                     CVSFileHistory history = new CVSFileHistory(file, flags);
91                     history.refresh(CVSFileHistory.REFRESH_ALL, monitor);
92                     return history;
93                 } else{
94                     CVSFileHistory history = new CVSFileHistory(file);
95                     history.refresh(CVSFileHistory.REFRESH_ALL, monitor);
96                     return history;
97                 } } catch (TeamException ex){}
98             }
99         }
100         return null;
101     }
102
103 }
104
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