Mercurial > jhg

annotate src/org/tmatesoft/hg/core/HgFileRevision.java @ 341:75c452fdd76a

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Merging state not detected when there's no conflicts to resolve (no merge/state file)
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Thu, 17 Nov 2011 07:04:58 +0100
parents ee6b467c1a5f
children 58725dd511b3
rev   line source
231
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1 /*
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
2 * Copyright (c) 2011 TMate Software Ltd
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
3 *
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
4 * This program is free software; you can redistribute it and/or modify
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
5 * it under the terms of the GNU General Public License as published by
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
6 * the Free Software Foundation; version 2 of the License.
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
7 *
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
8 * This program is distributed in the hope that it will be useful,
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
11 * GNU General Public License for more details.
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
12 *
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
13 * For information on how to redistribute this software under
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
14 * the terms of a license other than GNU General Public License
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
15 * contact TMate Software at support@hg4j.com
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
16 */
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
17 package org.tmatesoft.hg.core;
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
18
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
19 import org.tmatesoft.hg.repo.HgDataFile;
316
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
20 import org.tmatesoft.hg.repo.HgInternals;
231
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
21 import org.tmatesoft.hg.repo.HgRepository;
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
22 import org.tmatesoft.hg.util.ByteChannel;
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
23 import org.tmatesoft.hg.util.CancelledException;
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
24 import org.tmatesoft.hg.util.Path;
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
25
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
26 /**
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
27 * Keeps together information about specific file revision
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
28 *
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
29 * @author Artem Tikhomirov
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
30 * @author TMate Software Ltd.
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
31 */
249
4c3b9f679412 Deprecated HgLogCommand.FileRevision gone, top-level HgFileRevision is bright and shiny replacement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 237
diff changeset
32 public final class HgFileRevision {
231
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
33 private final HgRepository repo;
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
34 private final Nodeid revision;
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
35 private final Path path;
316
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
36 private Path origin;
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
37 private Boolean isCopy = null; // null means not yet known
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
38
231
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
39 public HgFileRevision(HgRepository hgRepo, Nodeid rev, Path p) {
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
40 if (hgRepo == null || rev == null || p == null) {
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
41 // since it's package local, it is our code to blame for non validated arguments
316
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
42 throw new IllegalArgumentException();
231
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
43 }
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
44 repo = hgRepo;
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
45 revision = rev;
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
46 path = p;
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
47 }
316
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
48
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
49 // this cons shall be used when we know whether p was a copy. Perhaps, shall pass Map<Path,Path> instead to stress orig argument is not optional
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
50 HgFileRevision(HgRepository hgRepo, Nodeid rev, Path p, Path orig) {
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
51 this(hgRepo, rev, p);
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
52 isCopy = Boolean.valueOf(orig == null);
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
53 origin = orig;
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
54 }
231
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
55
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
56 public Path getPath() {
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
57 return path;
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
58 }
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
59 public Nodeid getRevision() {
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
60 return revision;
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
61 }
316
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
62 public boolean wasCopied() {
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
63 if (isCopy == null) {
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
64 checkCopy();
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
65 }
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
66 return isCopy.booleanValue();
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
67 }
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
68 /**
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
69 * @return <code>null</code> if {@link #wasCopied()} is <code>false</code>, name of the copy source otherwise.
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
70 */
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
71 public Path getOriginIfCopy() {
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
72 if (wasCopied()) {
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
73 return origin;
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
74 }
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
75 return null;
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
76 }
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
77
237
6e1373b54e9b Allow access to working copy content through HgDataFile. Give access to repository's working dir
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 231
diff changeset
78 public void putContentTo(ByteChannel sink) throws HgDataStreamException, CancelledException {
231
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
79 HgDataFile fn = repo.getFileNode(path);
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
80 int localRevision = fn.getLocalRevision(revision);
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
81 fn.contentWithFilters(localRevision, sink);
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
82 }
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
83
316
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
84 private void checkCopy() {
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
85 HgDataFile fn = repo.getFileNode(path);
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
86 try {
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
87 if (fn.isCopy()) {
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
88 if (fn.getRevision(0).equals(revision)) {
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
89 // this HgFileRevision represents first revision of the copy
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
90 isCopy = Boolean.TRUE;
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
91 origin = fn.getCopySourceName();
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
92 return;
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
93 }
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
94 }
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
95 } catch (HgDataStreamException ex) {
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
96 HgInternals.getContext(repo).getLog().error(getClass(), ex, null);
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
97 }
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
98 isCopy = Boolean.FALSE;
ee6b467c1a5f Supply HGFileRevision with copy information when possible, calculate it otherwise
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 249
diff changeset
99 }
231
1792b37650f2 Introduced access to conflict resolution information (merge state)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
100 }