annotate src/org/tmatesoft/hg/repo/HgManifest.java @ 669:b1a3a056d7e6

Pull: sample command-line utility
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Thu, 11 Jul 2013 20:49:33 +0200
parents 5d8798772cca
children 42b88709e41d
rev   line source
13
df8c67f3006a Basic manifest parsing to analyze what's in there
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 2
diff changeset
1 /*
537
5a455624be4f Update javadoc for HgManifest.Inspector and fix erroneous internal API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
2 * Copyright (c) 2010-2013 TMate Software Ltd
74
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 28
diff changeset
3 *
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 28
diff changeset
4 * This program is free software; you can redistribute it and/or modify
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 28
diff changeset
5 * it under the terms of the GNU General Public License as published by
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 28
diff changeset
6 * the Free Software Foundation; version 2 of the License.
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 28
diff changeset
7 *
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 28
diff changeset
8 * This program is distributed in the hope that it will be useful,
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 28
diff changeset
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 28
diff changeset
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 28
diff changeset
11 * GNU General Public License for more details.
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 28
diff changeset
12 *
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 28
diff changeset
13 * For information on how to redistribute this software under
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 28
diff changeset
14 * the terms of a license other than GNU General Public License
102
a3a2e5deb320 Updated contact address to support@hg4j.com
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 77
diff changeset
15 * contact TMate Software at support@hg4j.com
2
08db726a0fb7 Shaping out low-level Hg structures
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
16 */
74
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 28
diff changeset
17 package org.tmatesoft.hg.repo;
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 28
diff changeset
18
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
19 import static org.tmatesoft.hg.core.Nodeid.NULL;
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
20 import static org.tmatesoft.hg.repo.HgRepository.*;
456
909306e412e2 Refactor LogFacility and SessionContext, better API for both
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 431
diff changeset
21 import static org.tmatesoft.hg.util.LogFacility.Severity.Info;
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
22
157
d5268ca7715b Merged branch wrap-data-access into default for resource-friendly data access. Updated API to promote that friendliness to clients (channels, not byte[]). More exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 51 102
diff changeset
23 import java.io.IOException;
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
24 import java.util.Arrays;
157
d5268ca7715b Merged branch wrap-data-access into default for resource-friendly data access. Updated API to promote that friendliness to clients (channels, not byte[]). More exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 51 102
diff changeset
25
417
ccd7d25e5aea New and better name for HgFileInformer - HgChangesetFileSneaker. Explain (comments) ties between HgManifest, HgDataFile, HgChangesetFileSneaker and reasons for method placement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 415
diff changeset
26 import org.tmatesoft.hg.core.HgChangesetFileSneaker;
74
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 28
diff changeset
27 import org.tmatesoft.hg.core.Nodeid;
574
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
28 import org.tmatesoft.hg.internal.ByteVector;
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
29 import org.tmatesoft.hg.internal.Callback;
157
d5268ca7715b Merged branch wrap-data-access into default for resource-friendly data access. Updated API to promote that friendliness to clients (channels, not byte[]). More exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 51 102
diff changeset
30 import org.tmatesoft.hg.internal.DataAccess;
266
0a2f445de774 Improve manifest parsing: reduce number of arrays instantiated for Nodeid
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 264
diff changeset
31 import org.tmatesoft.hg.internal.DigestHelper;
320
678e326fd27c Issue 15: Exception accessing oddly named file from history
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 313
diff changeset
32 import org.tmatesoft.hg.internal.EncodingHelper;
574
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
33 import org.tmatesoft.hg.internal.IdentityPool;
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
34 import org.tmatesoft.hg.internal.IntMap;
597
c895b5556937 Wrap manifest revision map completion into single file access
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
35 import org.tmatesoft.hg.internal.IntVector;
312
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
36 import org.tmatesoft.hg.internal.IterateControlMediator;
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
37 import org.tmatesoft.hg.internal.Lifecycle;
600
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
38 import org.tmatesoft.hg.internal.RevisionLookup;
77
c677e1593919 Moved RevlogStream implementation into .internal
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 74
diff changeset
39 import org.tmatesoft.hg.internal.RevlogStream;
597
c895b5556937 Wrap manifest revision map completion into single file access
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
40 import org.tmatesoft.hg.repo.HgChangelog.RawChangeset;
312
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
41 import org.tmatesoft.hg.util.CancelSupport;
574
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
42 import org.tmatesoft.hg.util.LogFacility.Severity;
232
b7347daa50e3 Allow to cat a file with changeset revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 222
diff changeset
43 import org.tmatesoft.hg.util.Path;
312
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
44 import org.tmatesoft.hg.util.ProgressSupport;
74
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 28
diff changeset
45
2
08db726a0fb7 Shaping out low-level Hg structures
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
46
08db726a0fb7 Shaping out low-level Hg structures
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
47 /**
425
48f993aa2f41 FIXMEs: exceptions, javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 424
diff changeset
48 * Representation of Mercurial manifest file (list of file names and their revisions in a particular changeset)
48f993aa2f41 FIXMEs: exceptions, javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 424
diff changeset
49 *
48f993aa2f41 FIXMEs: exceptions, javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 424
diff changeset
50 * @see http://mercurial.selenic.com/wiki/Manifest
74
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 28
diff changeset
51 * @author Artem Tikhomirov
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 28
diff changeset
52 * @author TMate Software Ltd.
2
08db726a0fb7 Shaping out low-level Hg structures
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
53 */
426
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
54 public final class HgManifest extends Revlog {
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
55 private RevisionMapper revisionMap;
574
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
56 private final EncodingHelper encodingHelper;
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
57 private final Path.Source pathFactory;
607
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
58 private final RevlogStream.Observer revisionMapCleaner = new RevlogStream.Observer() {
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
59 public void reloaded(RevlogStream src) {
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
60 revisionMap = null;
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
61 // TODO RevlogDerivedCache<T> class, to wrap revisionMap and super.revisionLookup
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
62 // and their respective cleanup observers, or any other all-in-one alternative
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
63 // not to keep both field and it's cleaner
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
64 }
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
65 };
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
66
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
67 /**
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
68 * File flags recorded in manifest
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
69 */
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
70 public enum Flags {
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
71 /**
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
72 * Executable bit set
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
73 */
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
74 Exec,
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
75 /**
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
76 * Symbolic link
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
77 */
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
78 Link,
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
79 /**
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
80 * Regular file
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
81 */
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
82 RegularFile;
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
83
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
84 static Flags parse(String flags) {
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
85 if ("x".equalsIgnoreCase(flags)) {
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
86 return Exec;
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
87 }
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
88 if ("l".equalsIgnoreCase(flags)) {
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
89 return Link;
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
90 }
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
91 if (flags == null) {
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
92 return RegularFile;
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
93 }
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
94 throw new IllegalStateException(flags);
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
95 }
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
96
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
97 static Flags parse(byte[] data, int start, int length) {
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
98 if (length == 0) {
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
99 return RegularFile;
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
100 }
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
101 if (length == 1) {
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
102 if (data[start] == 'x') {
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
103 return Exec;
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
104 }
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
105 if (data[start] == 'l') {
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
106 return Link;
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
107 }
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
108 // FALL THROUGH
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
109 }
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
110 throw new IllegalStateException(new String(data, start, length));
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
111 }
608
e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 607
diff changeset
112
e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 607
diff changeset
113 static Flags parse(int dirstateFileMode) {
e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 607
diff changeset
114 // source/include/linux/stat.h
e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 607
diff changeset
115 final int S_IFLNK = 0120000, S_IXUSR = 00100;
e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 607
diff changeset
116 if ((dirstateFileMode & S_IFLNK) == S_IFLNK) {
e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 607
diff changeset
117 return Link;
e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 607
diff changeset
118 }
e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 607
diff changeset
119 if ((dirstateFileMode & S_IXUSR) == S_IXUSR) {
e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 607
diff changeset
120 return Exec;
e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 607
diff changeset
121 }
e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 607
diff changeset
122 return RegularFile;
e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 607
diff changeset
123 }
e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 607
diff changeset
124
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
125 String nativeString() {
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
126 if (this == Exec) {
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
127 return "x";
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
128 }
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
129 if (this == Link) {
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
130 return "l";
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
131 }
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
132 if (this == RegularFile) {
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
133 return "";
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
134 }
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
135 throw new IllegalStateException(toString());
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
136 }
574
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
137
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
138 public int fsMode() {
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
139 if (this == Exec) {
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
140 return 0755;
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
141 }
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
142 return 0644;
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
143 }
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
144 }
2
08db726a0fb7 Shaping out low-level Hg structures
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
145
412
63c5a9d7ca3f Follow-up for Issue 29: unify path translation for manifest and dirstate
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
146 /*package-local*/ HgManifest(HgRepository hgRepo, RevlogStream content, EncodingHelper eh) {
600
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
147 super(hgRepo, content, true);
412
63c5a9d7ca3f Follow-up for Issue 29: unify path translation for manifest and dirstate
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
148 encodingHelper = eh;
574
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
149 pathFactory = hgRepo.getSessionContext().getPathFactory();
13
df8c67f3006a Basic manifest parsing to analyze what's in there
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 2
diff changeset
150 }
df8c67f3006a Basic manifest parsing to analyze what's in there
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 2
diff changeset
151
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
152 /**
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
153 * Walks manifest revisions that correspond to specified range of changesets. The order in which manifest versions get reported
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
154 * to the inspector corresponds to physical order of manifest revisions, not that of changesets (with few exceptions as noted below).
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
155 * That is, for cset-manifest revision pairs:
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
156 * <pre>
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
157 * 3 8
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
158 * 4 7
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
159 * 5 9
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
160 * </pre>
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
161 * call <code>walk(3,5, insp)</code> would yield (4,7), (3,8) and (5,9) to the inspector;
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
162 * different order of arguments, <code>walk(5, 3, insp)</code>, makes no difference.
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
163 *
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
164 * <p>Physical layout of mercurial files (revlog) doesn't impose any restriction on whether manifest and changeset revisions shall go
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
165 * incrementally, nor it mandates presence of manifest version for a changeset. Thus, there might be changesets that record {@link Nodeid#NULL}
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
166 * as corresponding manifest revision. This situation is deemed exceptional now and what would <code>inspector</code> get depends on whether
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
167 * <code>start</code> or <code>end</code> arguments point to such changeset, or such changeset happen to be somewhere inside the range
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
168 * <code>[start..end]</code>. Implementation does it best to report empty manifests
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
169 * (<code>Inspector.begin(HgRepository.NO_REVISION, NULL, csetRevIndex);</code>
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
170 * followed immediately by <code>Inspector.end(HgRepository.NO_REVISION)</code>
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
171 * when <code>start</code> and/or <code>end</code> point to changeset with no associated
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
172 * manifest revision. However, if changeset-manifest revision pairs look like:
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
173 * <pre>
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
174 * 3 8
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
175 * 4 -1 (cset records null revision for manifest)
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
176 * 5 9
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
177 * </pre>
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
178 * call <code>walk(3,5, insp)</code> would yield only (3,8) and (5,9) to the inspector, without additional empty
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
179 * <code>Inspector.begin(); Inspector.end()</code> call pair.
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
180 *
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
181 * @see HgRepository#NO_REVISION
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
182 * @param start changelog (not manifest!) revision to begin with
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
183 * @param end changelog (not manifest!) revision to stop, inclusive.
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
184 * @param inspector manifest revision visitor, can't be <code>null</code>
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
185 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
186 * @throws IllegalArgumentException if inspector callback is <code>null</code>
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
187 */
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
188 public void walk(int start, int end, final Inspector inspector) throws HgRuntimeException, IllegalArgumentException {
196
e2115da4cf6a Pool objects to avoid memory polution with duplicates
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
189 if (inspector == null) {
e2115da4cf6a Pool objects to avoid memory polution with duplicates
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
190 throw new IllegalArgumentException();
e2115da4cf6a Pool objects to avoid memory polution with duplicates
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
191 }
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
192 final int csetFirst = start <= end ? start : end, csetLast = start > end ? start : end;
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
193 int manifestFirst, manifestLast, i = 0;
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
194 do {
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
195 manifestFirst = fromChangelog(csetFirst+i);
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
196 if (manifestFirst == BAD_REVISION) {
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
197 inspector.begin(NO_REVISION, NULL, csetFirst+i);
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
198 inspector.end(NO_REVISION);
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
199 }
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
200 i++;
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
201 } while (manifestFirst == BAD_REVISION && csetFirst+i <= csetLast);
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
202 if (manifestFirst == BAD_REVISION) {
490
b3c16d1aede0 Refactoring: move HgRepository's implementation aspects to Internals (which is now its imlementation counterpart and primary repository class to be used by other parts of the library)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 456
diff changeset
203 getRepo().getSessionContext().getLog().dump(getClass(), Info, "None of changesets [%d..%d] have associated manifest revision", csetFirst, csetLast);
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
204 // we ran through all revisions in [start..end] and none of them had manifest.
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
205 // we reported that to inspector and proceeding is done now.
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
206 return;
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
207 }
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
208 i = 0;
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
209 do {
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
210 manifestLast = fromChangelog(csetLast-i);
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
211 if (manifestLast == BAD_REVISION) {
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
212 inspector.begin(NO_REVISION, NULL, csetLast-i);
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
213 inspector.end(NO_REVISION);
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
214 }
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
215 i++;
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
216 } while (manifestLast == BAD_REVISION && csetLast-i >= csetFirst);
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
217 if (manifestLast == BAD_REVISION) {
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
218 // hmm, manifestFirst != BAD_REVISION here, hence there's i from [csetFirst..csetLast] for which manifest entry exists,
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
219 // and thus it's impossible to run into manifestLast == BAD_REVISION. Nevertheless, never hurts to check.
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
220 throw new HgInvalidStateException(String.format("Manifest %d-%d(!) for cset range [%d..%d] ", manifestFirst, manifestLast, csetFirst, csetLast));
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
221 }
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
222 if (manifestLast < manifestFirst) {
300
650b45d290b1 Share range check code
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 285
diff changeset
223 // there are tool-constructed repositories that got order of changeset revisions completely different from that of manifest
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
224 int x = manifestLast;
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
225 manifestLast = manifestFirst;
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
226 manifestFirst = x;
300
650b45d290b1 Share range check code
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 285
diff changeset
227 }
571
e4ee4bf4c7d0 Let session context control creation of Path instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 550
diff changeset
228 content.iterate(manifestFirst, manifestLast, true, new ManifestParser(inspector));
19
40532cdc92fc Inspector (visitor) for manifest
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 16
diff changeset
229 }
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
230
254
a620f0663a37 Collect tags for a file - improve performance of 'sparse' manifest reads
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 232
diff changeset
231 /**
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
232 * "Sparse" iteration of the manifest, more effective than accessing revisions one by one.
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
233 * <p> Inspector is invoked for each changeset revision supplied, even when there's no manifest
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
234 * revision associated with a changeset (@see {@link #walk(int, int, Inspector)} for more details when it happens). Order inspector
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
235 * gets invoked doesn't resemble order of changeset revisions supplied, manifest revisions are reported in the order they appear
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
236 * in manifest revlog (with exception of changesets with missing manifest that may be reported in any order).
254
a620f0663a37 Collect tags for a file - improve performance of 'sparse' manifest reads
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 232
diff changeset
237 *
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
238 * @param inspector manifest revision visitor, can't be <code>null</code>
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
239 * @param revisionIndexes local indexes of changesets to visit, non-<code>null</code>
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
240 * @throws HgInvalidRevisionException if method argument specifies non-existent revision index. <em>Runtime exception</em>
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
241 * @throws HgInvalidControlFileException if failed to access revlog index/data entry. <em>Runtime exception</em>
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
242 * @throws HgRuntimeException subclass thereof to indicate other issues with the library. <em>Runtime exception</em>
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
243 * @throws InvalidArgumentException if supplied arguments are <code>null</code>s
254
a620f0663a37 Collect tags for a file - improve performance of 'sparse' manifest reads
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 232
diff changeset
244 */
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
245 public void walk(final Inspector inspector, int... revisionIndexes) throws HgRuntimeException, IllegalArgumentException {
367
2fadf8695f8a Use 'revision index' instead of the vague 'local revision number' concept in the API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 366
diff changeset
246 if (inspector == null || revisionIndexes == null) {
254
a620f0663a37 Collect tags for a file - improve performance of 'sparse' manifest reads
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 232
diff changeset
247 throw new IllegalArgumentException();
a620f0663a37 Collect tags for a file - improve performance of 'sparse' manifest reads
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 232
diff changeset
248 }
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
249 int[] manifestRevs = toManifestRevisionIndexes(revisionIndexes, inspector);
571
e4ee4bf4c7d0 Let session context control creation of Path instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 550
diff changeset
250 content.iterate(manifestRevs, true, new ManifestParser(inspector));
254
a620f0663a37 Collect tags for a file - improve performance of 'sparse' manifest reads
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 232
diff changeset
251 }
a620f0663a37 Collect tags for a file - improve performance of 'sparse' manifest reads
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 232
diff changeset
252
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
253 //
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
254 /**
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
255 * Tells manifest revision number that corresponds to the given changeset. May return {@link HgRepository#BAD_REVISION}
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
256 * if changeset has no associated manifest (cset records NULL nodeid for manifest).
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
257 * @return manifest revision index, non-negative, or {@link HgRepository#BAD_REVISION}.
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
258 * @throws HgInvalidRevisionException if method argument specifies non-existent revision index. <em>Runtime exception</em>
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
259 * @throws HgInvalidControlFileException if failed to access revlog index/data entry. <em>Runtime exception</em>
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
260 * @throws HgRuntimeException subclass thereof to indicate other issues with the library. <em>Runtime exception</em>
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
261 */
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
262 /*package-local*/ int fromChangelog(int changesetRevisionIndex) throws HgRuntimeException {
368
8107b95f4280 Update Javadoc with 'revision index'
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
263 if (HgInternals.wrongRevisionIndex(changesetRevisionIndex)) {
425
48f993aa2f41 FIXMEs: exceptions, javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 424
diff changeset
264 throw new HgInvalidRevisionException(changesetRevisionIndex);
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
265 }
368
8107b95f4280 Update Javadoc with 'revision index'
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
266 if (changesetRevisionIndex == HgRepository.WORKING_COPY || changesetRevisionIndex == HgRepository.BAD_REVISION) {
425
48f993aa2f41 FIXMEs: exceptions, javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 424
diff changeset
267 throw new HgInvalidRevisionException("Can't use constants like WORKING_COPY or BAD_REVISION", null, changesetRevisionIndex);
257
f39fb6b3cc76 Handle revision constants correctly
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 254
diff changeset
268 }
f39fb6b3cc76 Handle revision constants correctly
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 254
diff changeset
269 // revisionNumber == TIP is processed by RevisionMapper
607
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
270 if (revisionMap == null || content.shallDropDerivedCaches()) {
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
271 content.detach(revisionMapCleaner);
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
272 final boolean buildOwnLookup = super.revisionLookup == null;
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
273 RevisionMapper rmap = new RevisionMapper(buildOwnLookup);
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
274 content.iterate(0, TIP, false, rmap);
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
275 rmap.fixReusedManifests();
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
276 if (buildOwnLookup && super.useRevisionLookup) {
600
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
277 // reuse RevisionLookup if there's none yet
607
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
278 super.setRevisionLookup(rmap.manifestNodeids);
600
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
279 }
607
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
280 rmap.manifestNodeids = null;
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
281 revisionMap = rmap;
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
282 // although in most cases modified manifest is accessed through one of the methods in this class
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
283 // and hence won't have a chance till this moment to be reloaded via revisionMapCleaner
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
284 // (RevlogStream sends events on attempt to read revlog, and so far we haven't tried to read anything,
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
285 // it's still reasonable to have this cleaner attached, just in case any method from Revlog base class
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
286 // has been called (e.g. getLastRevision())
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
287 content.attach(revisionMapCleaner);
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
288 }
368
8107b95f4280 Update Javadoc with 'revision index'
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
289 return revisionMap.at(changesetRevisionIndex);
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
290 }
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
291
232
b7347daa50e3 Allow to cat a file with changeset revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 222
diff changeset
292 /**
b7347daa50e3 Allow to cat a file with changeset revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 222
diff changeset
293 * Extracts file revision as it was known at the time of given changeset.
426
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
294 * <p>For more thorough details about file at specific changeset, use {@link HgChangesetFileSneaker}.
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
295 * <p>To visit few changesets for the same file, use {@link #walkFileRevisions(Path, Inspector, int...)}
232
b7347daa50e3 Allow to cat a file with changeset revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 222
diff changeset
296 *
426
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
297 * @see #walkFileRevisions(Path, Inspector, int...)
417
ccd7d25e5aea New and better name for HgFileInformer - HgChangesetFileSneaker. Explain (comments) ties between HgManifest, HgDataFile, HgChangesetFileSneaker and reasons for method placement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 415
diff changeset
298 * @see HgChangesetFileSneaker
367
2fadf8695f8a Use 'revision index' instead of the vague 'local revision number' concept in the API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 366
diff changeset
299 * @param changelogRevisionIndex local changeset index
232
b7347daa50e3 Allow to cat a file with changeset revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 222
diff changeset
300 * @param file path to file in question
b7347daa50e3 Allow to cat a file with changeset revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 222
diff changeset
301 * @return file revision or <code>null</code> if manifest at specified revision doesn't list such file
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
302 * @throws HgInvalidRevisionException if supplied revision doesn't identify revision from this revlog. <em>Runtime exception</em>
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
303 * @throws HgInvalidControlFileException if failed to access revlog index/data entry. <em>Runtime exception</em>
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
304 * @throws HgRuntimeException subclass thereof to indicate other issues with the library. <em>Runtime exception</em>
232
b7347daa50e3 Allow to cat a file with changeset revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 222
diff changeset
305 */
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
306 public Nodeid getFileRevision(int changelogRevisionIndex, final Path file) throws HgRuntimeException {
417
ccd7d25e5aea New and better name for HgFileInformer - HgChangesetFileSneaker. Explain (comments) ties between HgManifest, HgDataFile, HgChangesetFileSneaker and reasons for method placement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 415
diff changeset
307 // there's no need for HgDataFile to own this method, or get a delegate
ccd7d25e5aea New and better name for HgFileInformer - HgChangesetFileSneaker. Explain (comments) ties between HgManifest, HgDataFile, HgChangesetFileSneaker and reasons for method placement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 415
diff changeset
308 // as most of HgDataFile API is using file revision indexes, and there's easy step from file revision index to
ccd7d25e5aea New and better name for HgFileInformer - HgChangesetFileSneaker. Explain (comments) ties between HgManifest, HgDataFile, HgChangesetFileSneaker and reasons for method placement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 415
diff changeset
309 // both file revision and changeset revision index. But there's no easy way to go from changesetRevisionIndex to
547
66fc86e8c0dd #getFileRevision() shall accept TIP as an argument
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 537
diff changeset
310 // file revision (the task this method solves), except for HgFileInformer
417
ccd7d25e5aea New and better name for HgFileInformer - HgChangesetFileSneaker. Explain (comments) ties between HgManifest, HgDataFile, HgChangesetFileSneaker and reasons for method placement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 415
diff changeset
311 // I feel methods dealing with changeset indexes shall be more exposed in HgChangelog and HgManifest API.
547
66fc86e8c0dd #getFileRevision() shall accept TIP as an argument
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 537
diff changeset
312 // TODO need tests (e.g. pass TIP here to see resMap.get(-1) doesn't fail)
426
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
313 int manifestRevIndex = fromChangelog(changelogRevisionIndex);
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
314 if (manifestRevIndex == BAD_REVISION) {
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
315 return null;
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
316 }
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
317 IntMap<Nodeid> resMap = new IntMap<Nodeid>(3);
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
318 FileLookupInspector parser = new FileLookupInspector(encodingHelper, file, resMap, null);
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
319 parser.walk(manifestRevIndex, content);
550
c1478cc31f45 Regression: expect file to be missing in a manifest
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 547
diff changeset
320 assert resMap.size() <= 1; // size() == 0 if file wasn't found
547
66fc86e8c0dd #getFileRevision() shall accept TIP as an argument
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 537
diff changeset
321 // can't use changelogRevisionIndex as key - it might have been TIP
550
c1478cc31f45 Regression: expect file to be missing in a manifest
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 547
diff changeset
322 return resMap.size() == 0 ? null : resMap.get(resMap.firstKey());
326
d42a45a2c9d6 Alternative tag collection approach for a file history
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 324
diff changeset
323 }
426
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
324
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
325 /**
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
326 * Visit file revisions as they were recorded at the time of given changesets. Same file revision may be reported as many times as
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
327 * there are changesets that refer to that revision. Both {@link Inspector#begin(int, Nodeid, int)} and {@link Inspector#end(int)}
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
328 * with appropriate values are invoked around {@link Inspector#next(Nodeid, Path, Flags)} call for the supplied file
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
329 *
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
330 * <p>NOTE, this method doesn't respect return values from callback (i.e. to stop iteration), as it's lookup of a single file
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
331 * and canceling it seems superfluous. However, this may change in future and it's recommended to return <code>true</code> from
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
332 * all {@link Inspector} methods.
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
333 *
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
334 * @see #getFileRevision(int, Path)
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
335 * @param file path of interest
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
336 * @param inspector callback to receive details about selected file
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
337 * @param changelogRevisionIndexes changeset indexes to visit
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
338 * @throws HgInvalidRevisionException if supplied revision doesn't identify revision from this revlog. <em>Runtime exception</em>
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
339 * @throws HgInvalidControlFileException if failed to access revlog index/data entry. <em>Runtime exception</em>
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
340 * @throws HgRuntimeException subclass thereof to indicate other issues with the library. <em>Runtime exception</em>
426
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
341 */
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
342 public void walkFileRevisions(Path file, Inspector inspector, int... changelogRevisionIndexes) throws HgRuntimeException {
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
343 if (file == null || inspector == null || changelogRevisionIndexes == null) {
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
344 throw new IllegalArgumentException();
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
345 }
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
346 // TODO [post-1.0] need tests. There's Main#checkWalkFileRevisions that may be a starting point
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
347 int[] manifestRevIndexes = toManifestRevisionIndexes(changelogRevisionIndexes, null);
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
348 FileLookupInspector parser = new FileLookupInspector(encodingHelper, file, inspector);
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
349 parser.walk(manifestRevIndexes, content);
232
b7347daa50e3 Allow to cat a file with changeset revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 222
diff changeset
350 }
326
d42a45a2c9d6 Alternative tag collection approach for a file history
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 324
diff changeset
351
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
352 /**
417
ccd7d25e5aea New and better name for HgFileInformer - HgChangesetFileSneaker. Explain (comments) ties between HgManifest, HgDataFile, HgChangesetFileSneaker and reasons for method placement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 415
diff changeset
353 * Extract file {@link Flags flags} as they were recorded in appropriate manifest version.
ccd7d25e5aea New and better name for HgFileInformer - HgChangesetFileSneaker. Explain (comments) ties between HgManifest, HgDataFile, HgChangesetFileSneaker and reasons for method placement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 415
diff changeset
354 *
ccd7d25e5aea New and better name for HgFileInformer - HgChangesetFileSneaker. Explain (comments) ties between HgManifest, HgDataFile, HgChangesetFileSneaker and reasons for method placement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 415
diff changeset
355 * @see HgDataFile#getFlags(int)
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
356 * @param changesetRevIndex changeset revision index
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
357 * @param file path to look up
417
ccd7d25e5aea New and better name for HgFileInformer - HgChangesetFileSneaker. Explain (comments) ties between HgManifest, HgDataFile, HgChangesetFileSneaker and reasons for method placement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 415
diff changeset
358 * @return one of predefined enum values, or <code>null</code> if file was not known in the specified revision
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
359 * @throws HgInvalidRevisionException if supplied revision doesn't identify revision from this revlog. <em>Runtime exception</em>
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
360 * @throws HgInvalidControlFileException if failed to access revlog index/data entry. <em>Runtime exception</em>
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
361 * @throws HgRuntimeException subclass thereof to indicate other issues with the library. <em>Runtime exception</em>
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
362 */
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
363 public Flags getFileFlags(int changesetRevIndex, Path file) throws HgRuntimeException {
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
364 int manifestRevIdx = fromChangelog(changesetRevIndex);
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
365 IntMap<Flags> resMap = new IntMap<Flags>(2);
426
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
366 FileLookupInspector parser = new FileLookupInspector(encodingHelper, file, null, resMap);
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
367 parser.walk(manifestRevIdx, content);
550
c1478cc31f45 Regression: expect file to be missing in a manifest
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 547
diff changeset
368 assert resMap.size() <= 1; // size() == 0 if not found
547
66fc86e8c0dd #getFileRevision() shall accept TIP as an argument
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 537
diff changeset
369 // can't use changesetRevIndex as key - it might have been TIP
550
c1478cc31f45 Regression: expect file to be missing in a manifest
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 547
diff changeset
370 return resMap.size() == 0 ? null : resMap.get(resMap.firstKey());
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
371 }
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
372
326
d42a45a2c9d6 Alternative tag collection approach for a file history
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 324
diff changeset
373
607
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
374 /*package-local*/ void dropCachesOnChangelogChange() {
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
375 // sort of a hack as it may happen that #fromChangelog()
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
376 // is invoked for modified repository where revisionMap still points to an old state
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
377 // Since there's no access to RevlogStream in #fromChangelog() if there's revisionMap
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
378 // in place, there's no chance for RevlogStream to detect the change and to dispatch
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
379 // change notification so that revisionMap got cleared.
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
380 revisionMap = null;
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
381 }
66f1cc23b906 Refresh revlogs if a change to a file has been detected; do not force reload of the whole repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 601
diff changeset
382
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
383 /**
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
384 * @param changelogRevisionIndexes non-null
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
385 * @param inspector may be null if reporting of missing manifests is not needed
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
386 * @throws HgInvalidRevisionException if supplied revision doesn't identify revision from this revlog. <em>Runtime exception</em>
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
387 * @throws HgInvalidControlFileException if failed to access revlog index/data entry. <em>Runtime exception</em>
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
388 * @throws HgRuntimeException subclass thereof to indicate other issues with the library. <em>Runtime exception</em>
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
389 */
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
390 private int[] toManifestRevisionIndexes(int[] changelogRevisionIndexes, Inspector inspector) throws HgRuntimeException {
368
8107b95f4280 Update Javadoc with 'revision index'
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
391 int[] manifestRevs = new int[changelogRevisionIndexes.length];
326
d42a45a2c9d6 Alternative tag collection approach for a file history
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 324
diff changeset
392 boolean needsSort = false;
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
393 int j = 0;
367
2fadf8695f8a Use 'revision index' instead of the vague 'local revision number' concept in the API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 366
diff changeset
394 for (int i = 0; i < changelogRevisionIndexes.length; i++) {
2fadf8695f8a Use 'revision index' instead of the vague 'local revision number' concept in the API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 366
diff changeset
395 final int manifestRevisionIndex = fromChangelog(changelogRevisionIndexes[i]);
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
396 if (manifestRevisionIndex == BAD_REVISION) {
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
397 if (inspector != null) {
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
398 inspector.begin(NO_REVISION, NULL, changelogRevisionIndexes[i]);
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
399 inspector.end(NO_REVISION);
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
400 }
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
401 // othrwise, ignore changeset without manifest
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
402 } else {
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
403 manifestRevs[j] = manifestRevisionIndex;
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
404 if (j > 0 && manifestRevs[j-1] > manifestRevisionIndex) {
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
405 needsSort = true;
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
406 }
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
407 j++;
326
d42a45a2c9d6 Alternative tag collection approach for a file history
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 324
diff changeset
408 }
d42a45a2c9d6 Alternative tag collection approach for a file history
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 324
diff changeset
409 }
d42a45a2c9d6 Alternative tag collection approach for a file history
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 324
diff changeset
410 if (needsSort) {
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
411 Arrays.sort(manifestRevs, 0, j);
326
d42a45a2c9d6 Alternative tag collection approach for a file history
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 324
diff changeset
412 }
390
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
413 if (j == manifestRevs.length) {
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
414 return manifestRevs;
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
415 } else {
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
416 int[] rv = new int[j];
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
417 //Arrays.copyOfRange
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
418 System.arraycopy(manifestRevs, 0, rv, 0, j);
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
419 return rv;
6952d9ce97f1 Handle missing manifest revision case (brought up with Issue 23), do my best to report missing manifests when walking few manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 385
diff changeset
420 }
326
d42a45a2c9d6 Alternative tag collection approach for a file history
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 324
diff changeset
421 }
d42a45a2c9d6 Alternative tag collection approach for a file history
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 324
diff changeset
422
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
423 @Callback
19
40532cdc92fc Inspector (visitor) for manifest
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 16
diff changeset
424 public interface Inspector {
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
425 /**
537
5a455624be4f Update javadoc for HgManifest.Inspector and fix erroneous internal API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
426 * Denotes entering specific manifest revision, separate entries are
5a455624be4f Update javadoc for HgManifest.Inspector and fix erroneous internal API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
427 * reported with subsequence {@link #next(Nodeid, Path, Flags)} calls.
5a455624be4f Update javadoc for HgManifest.Inspector and fix erroneous internal API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
428 *
583
47dfa0ec7e35 Effective revlog patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 574
diff changeset
429 * @param manifestRevisionIndex local revision index of the inspected revision
537
5a455624be4f Update javadoc for HgManifest.Inspector and fix erroneous internal API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
430 * @param manifestRevision revision of the manifest we're about to iterate through
5a455624be4f Update javadoc for HgManifest.Inspector and fix erroneous internal API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
431 * @param changelogRevisionIndex local revision index of changelog this manifest points to
5a455624be4f Update javadoc for HgManifest.Inspector and fix erroneous internal API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
432 * @return <code>true</code> to continue iteration, <code>false</code> to stop
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
433 * @throws HgRuntimeException propagates library issues. <em>Runtime exception</em>
537
5a455624be4f Update javadoc for HgManifest.Inspector and fix erroneous internal API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
434 */
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
435 boolean begin(int manifestRevisionIndex, Nodeid manifestRevision, int changelogRevisionIndex) throws HgRuntimeException;
537
5a455624be4f Update javadoc for HgManifest.Inspector and fix erroneous internal API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
436
5a455624be4f Update javadoc for HgManifest.Inspector and fix erroneous internal API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
437
5a455624be4f Update javadoc for HgManifest.Inspector and fix erroneous internal API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
438 /**
5a455624be4f Update javadoc for HgManifest.Inspector and fix erroneous internal API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
439 * Reports each manifest entry
5a455624be4f Update javadoc for HgManifest.Inspector and fix erroneous internal API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
440 *
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
441 * @param nid file revision
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
442 * @param fname file name
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
443 * @param flags one of {@link HgManifest.Flags} constants, not <code>null</code>
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
444 * @return <code>true</code> to continue iteration, <code>false</code> to stop
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
445 * @throws HgRuntimeException propagates library issues. <em>Runtime exception</em>
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
446 */
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
447 boolean next(Nodeid nid, Path fname, Flags flags) throws HgRuntimeException;
537
5a455624be4f Update javadoc for HgManifest.Inspector and fix erroneous internal API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
448
5a455624be4f Update javadoc for HgManifest.Inspector and fix erroneous internal API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
449 /**
5a455624be4f Update javadoc for HgManifest.Inspector and fix erroneous internal API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
450 * Denotes leaving specific manifest revision, after all entries were reported using {@link #next(Nodeid, Path, Flags)}
5a455624be4f Update javadoc for HgManifest.Inspector and fix erroneous internal API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
451 *
5a455624be4f Update javadoc for HgManifest.Inspector and fix erroneous internal API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
452 * @param manifestRevisionIndex indicates manifest revision, corresponds to opening {@link #begin(int, Nodeid, int)}
5a455624be4f Update javadoc for HgManifest.Inspector and fix erroneous internal API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
453 * @return <code>true</code> to continue iteration, <code>false</code> to stop
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
454 * @throws HgRuntimeException propagates library issues. <em>Runtime exception</em>
537
5a455624be4f Update javadoc for HgManifest.Inspector and fix erroneous internal API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
455 */
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
456 boolean end(int manifestRevisionIndex) throws HgRuntimeException;
267
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
457 }
424
6437d261048a Deprecated code removed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 423
diff changeset
458
268
c5980f287cc4 Use StringProxy when parsing manifest to minimize number of useless conversions and array instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 267
diff changeset
459 /**
c5980f287cc4 Use StringProxy when parsing manifest to minimize number of useless conversions and array instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 267
diff changeset
460 * When Pool uses Strings directly,
c5980f287cc4 Use StringProxy when parsing manifest to minimize number of useless conversions and array instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 267
diff changeset
461 * ManifestParser creates new String instance with new char[] value, and does byte->char conversion.
c5980f287cc4 Use StringProxy when parsing manifest to minimize number of useless conversions and array instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 267
diff changeset
462 * For cpython repo, walk(0..10k), there are over 16 million filenames, of them only 3020 unique.
c5980f287cc4 Use StringProxy when parsing manifest to minimize number of useless conversions and array instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 267
diff changeset
463 * This means there are 15.9 million useless char[] instances and byte->char conversions
c5980f287cc4 Use StringProxy when parsing manifest to minimize number of useless conversions and array instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 267
diff changeset
464 *
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
465 * When String (Path) is wrapped into {@link PathProxy}, there's extra overhead of byte[] representation
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
466 * of the String, but these are only for unique Strings (Paths) (3020 in the example above). Besides, I save
268
c5980f287cc4 Use StringProxy when parsing manifest to minimize number of useless conversions and array instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 267
diff changeset
467 * useless char[] and byte->char conversions.
c5980f287cc4 Use StringProxy when parsing manifest to minimize number of useless conversions and array instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 267
diff changeset
468 */
571
e4ee4bf4c7d0 Let session context control creation of Path instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 550
diff changeset
469 private final class PathProxy {
267
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
470 private byte[] data;
268
c5980f287cc4 Use StringProxy when parsing manifest to minimize number of useless conversions and array instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 267
diff changeset
471 private int start;
c5980f287cc4 Use StringProxy when parsing manifest to minimize number of useless conversions and array instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 267
diff changeset
472 private final int hash, length;
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
473 private Path result;
267
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
474
571
e4ee4bf4c7d0 Let session context control creation of Path instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 550
diff changeset
475 public PathProxy(byte[] data, int start, int length) {
267
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
476 this.data = data;
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
477 this.start = start;
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
478 this.length = length;
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
479
268
c5980f287cc4 Use StringProxy when parsing manifest to minimize number of useless conversions and array instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 267
diff changeset
480 // copy from String.hashCode(). In fact, not necessarily match result of String(data).hashCode
c5980f287cc4 Use StringProxy when parsing manifest to minimize number of useless conversions and array instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 267
diff changeset
481 // just need some nice algorithm here
267
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
482 int h = 0;
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
483 byte[] d = data;
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
484 for (int i = 0, off = start, len = length; i < len; i++) {
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
485 h = 31 * h + d[off++];
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
486 }
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
487 hash = h;
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
488 }
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
489
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
490 @Override
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
491 public boolean equals(Object obj) {
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
492 if (false == obj instanceof PathProxy) {
267
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
493 return false;
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
494 }
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
495 PathProxy o = (PathProxy) obj;
267
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
496 if (o.result != null && result != null) {
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
497 return result.equals(o.result);
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
498 }
268
c5980f287cc4 Use StringProxy when parsing manifest to minimize number of useless conversions and array instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 267
diff changeset
499 if (o.length != length || o.hash != hash) {
267
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
500 return false;
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
501 }
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
502 for (int i = 0, x = o.start, y = start; i < length; i++) {
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
503 if (o.data[x++] != data[y++]) {
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
504 return false;
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
505 }
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
506 }
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
507 return true;
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
508 }
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
509 @Override
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
510 public int hashCode() {
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
511 return hash;
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
512 }
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
513
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
514 public Path freeze() {
267
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
515 if (result == null) {
574
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
516 Path.Source pf = HgManifest.this.pathFactory;
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
517 result = pf.path(HgManifest.this.encodingHelper.fromManifest(data, start, length));
268
c5980f287cc4 Use StringProxy when parsing manifest to minimize number of useless conversions and array instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 267
diff changeset
518 // release reference to bigger data array, make a copy of relevant part only
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 268
diff changeset
519 // use original bytes, not those from String above to avoid cache misses due to different encodings
268
c5980f287cc4 Use StringProxy when parsing manifest to minimize number of useless conversions and array instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 267
diff changeset
520 byte[] d = new byte[length];
c5980f287cc4 Use StringProxy when parsing manifest to minimize number of useless conversions and array instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 267
diff changeset
521 System.arraycopy(data, start, d, 0, length);
c5980f287cc4 Use StringProxy when parsing manifest to minimize number of useless conversions and array instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 267
diff changeset
522 data = d;
c5980f287cc4 Use StringProxy when parsing manifest to minimize number of useless conversions and array instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 267
diff changeset
523 start = 0;
267
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
524 }
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
525 return result;
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
526 }
ec921ef0628e Revert manifest parser changes - no single string and back to HashMap Pool
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 266
diff changeset
527 }
196
e2115da4cf6a Pool objects to avoid memory polution with duplicates
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
528
571
e4ee4bf4c7d0 Let session context control creation of Path instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 550
diff changeset
529 private class ManifestParser implements RevlogStream.Inspector, Lifecycle {
196
e2115da4cf6a Pool objects to avoid memory polution with duplicates
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
530 private final Inspector inspector;
431
12f668401613 FIXMEs: awkward API refactored, what need to be internal got hidden; public aspects got captured in slim interfaces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 426
diff changeset
531 private IdentityPool<Nodeid> nodeidPool, thisRevPool;
12f668401613 FIXMEs: awkward API refactored, what need to be internal got hidden; public aspects got captured in slim interfaces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 426
diff changeset
532 private final IdentityPool<PathProxy> fnamePool;
266
0a2f445de774 Improve manifest parsing: reduce number of arrays instantiated for Nodeid
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 264
diff changeset
533 private byte[] nodeidLookupBuffer = new byte[20]; // get reassigned each time new Nodeid is added to pool
312
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
534 private final ProgressSupport progressHelper;
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
535 private IterateControlMediator iterateControl;
262
3dcd3dd90c77 Improve manifest parsing: decode bytes to chars once, minimize arraycopy on String instantiation, keep set of file revisions from previous manifest only
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 257
diff changeset
536
571
e4ee4bf4c7d0 Let session context control creation of Path instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 550
diff changeset
537 public ManifestParser(Inspector delegate) {
196
e2115da4cf6a Pool objects to avoid memory polution with duplicates
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
538 assert delegate != null;
e2115da4cf6a Pool objects to avoid memory polution with duplicates
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
539 inspector = delegate;
431
12f668401613 FIXMEs: awkward API refactored, what need to be internal got hidden; public aspects got captured in slim interfaces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 426
diff changeset
540 nodeidPool = new IdentityPool<Nodeid>();
12f668401613 FIXMEs: awkward API refactored, what need to be internal got hidden; public aspects got captured in slim interfaces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 426
diff changeset
541 fnamePool = new IdentityPool<PathProxy>();
12f668401613 FIXMEs: awkward API refactored, what need to be internal got hidden; public aspects got captured in slim interfaces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 426
diff changeset
542 thisRevPool = new IdentityPool<Nodeid>();
312
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
543 progressHelper = ProgressSupport.Factory.get(delegate);
196
e2115da4cf6a Pool objects to avoid memory polution with duplicates
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
544 }
268
c5980f287cc4 Use StringProxy when parsing manifest to minimize number of useless conversions and array instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 267
diff changeset
545
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
546 public void next(int revisionNumber, int actualLen, int baseRevision, int linkRevision, int parent1Revision, int parent2Revision, byte[] nodeid, DataAccess da) throws HgRuntimeException {
196
e2115da4cf6a Pool objects to avoid memory polution with duplicates
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
547 try {
312
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
548 if (!inspector.begin(revisionNumber, new Nodeid(nodeid, true), linkRevision)) {
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
549 iterateControl.stop();
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
550 return;
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
551 }
372
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
552 if (!da.isEmpty()) {
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
553 // although unlikely, manifest entry may be empty, when all files have been deleted from the repository
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
554 Path fname = null;
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
555 Flags flags = null;
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
556 Nodeid nid = null;
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
557 int i;
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
558 byte[] data = da.byteArray();
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
559 for (i = 0; i < actualLen; i++) {
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
560 int x = i;
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
561 for( ; data[i] != '\n' && i < actualLen; i++) {
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
562 if (fname == null && data[i] == 0) {
571
e4ee4bf4c7d0 Let session context control creation of Path instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 550
diff changeset
563 PathProxy px = fnamePool.unify(new PathProxy(data, x, i - x));
372
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
564 // if (cached = fnamePool.unify(px))== px then cacheMiss, else cacheHit
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
565 // cpython 0..10k: hits: 15 989 152, misses: 3020
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
566 fname = px.freeze();
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
567 x = i+1;
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
568 }
196
e2115da4cf6a Pool objects to avoid memory polution with duplicates
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
569 }
372
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
570 if (i < actualLen) {
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
571 assert data[i] == '\n';
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
572 int nodeidLen = i - x < 40 ? i-x : 40; // if > 40, there are flags
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
573 DigestHelper.ascii2bin(data, x, nodeidLen, nodeidLookupBuffer); // ignore return value as it's unlikely to have NULL in manifest
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
574 nid = new Nodeid(nodeidLookupBuffer, false); // this Nodeid is for pool lookup only, mock object
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
575 Nodeid cached = nodeidPool.unify(nid);
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
576 if (cached == nid) {
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
577 // buffer now belongs to the cached nodeid
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
578 nodeidLookupBuffer = new byte[20];
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
579 } else {
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
580 nid = cached; // use existing version, discard the lookup object
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
581 } // for cpython 0..10k, cache hits are 15 973 301, vs 18871 misses.
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
582 thisRevPool.record(nid); // memorize revision for the next iteration.
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
583 if (nodeidLen + x < i) {
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
584 // 'x' and 'l' for executable bits and symlinks?
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
585 // hg --debug manifest shows 644 for each regular file in my repo
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
586 // for cpython 0..10k, there are 4361062 flag checks, and there's only 1 unique flag
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
587 flags = Flags.parse(data, x + nodeidLen, i-x-nodeidLen);
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
588 } else {
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
589 flags = Flags.RegularFile;
372
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
590 }
424
6437d261048a Deprecated code removed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 423
diff changeset
591 boolean good2go = inspector.next(nid, fname, flags);
372
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
592 if (!good2go) {
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
593 iterateControl.stop();
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
594 return;
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
595 }
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
596 }
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
597 nid = null;
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
598 fname = null;
155c1893bda4 Issue 22: UnsupportedOperationException on empty manifest entry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
599 flags = null;
196
e2115da4cf6a Pool objects to avoid memory polution with duplicates
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
600 }
e2115da4cf6a Pool objects to avoid memory polution with duplicates
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
601 }
312
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
602 if (!inspector.end(revisionNumber)) {
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
603 iterateControl.stop();
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
604 return;
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
605 }
262
3dcd3dd90c77 Improve manifest parsing: decode bytes to chars once, minimize arraycopy on String instantiation, keep set of file revisions from previous manifest only
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 257
diff changeset
606 //
3dcd3dd90c77 Improve manifest parsing: decode bytes to chars once, minimize arraycopy on String instantiation, keep set of file revisions from previous manifest only
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 257
diff changeset
607 // keep only actual file revisions, found at this version
3dcd3dd90c77 Improve manifest parsing: decode bytes to chars once, minimize arraycopy on String instantiation, keep set of file revisions from previous manifest only
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 257
diff changeset
608 // (next manifest is likely to refer to most of them, although in specific cases
3dcd3dd90c77 Improve manifest parsing: decode bytes to chars once, minimize arraycopy on String instantiation, keep set of file revisions from previous manifest only
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 257
diff changeset
609 // like commit in another branch a lot may be useless)
3dcd3dd90c77 Improve manifest parsing: decode bytes to chars once, minimize arraycopy on String instantiation, keep set of file revisions from previous manifest only
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 257
diff changeset
610 nodeidPool.clear();
431
12f668401613 FIXMEs: awkward API refactored, what need to be internal got hidden; public aspects got captured in slim interfaces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 426
diff changeset
611 IdentityPool<Nodeid> t = nodeidPool;
262
3dcd3dd90c77 Improve manifest parsing: decode bytes to chars once, minimize arraycopy on String instantiation, keep set of file revisions from previous manifest only
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 257
diff changeset
612 nodeidPool = thisRevPool;
264
6bb5e7ed051a Optimize memory usage (reduce number of objects instantiated) when pooling file names and nodeids during manifest parsing
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 262
diff changeset
613 thisRevPool = t;
313
c1e3c18fd2f2 Test manifest cancellation
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 312
diff changeset
614 iterateControl.checkCancelled();
312
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
615 progressHelper.worked(1);
196
e2115da4cf6a Pool objects to avoid memory polution with duplicates
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
616 } catch (IOException ex) {
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
617 throw new HgInvalidControlFileException("Failed reading manifest", ex, null).setRevisionIndex(revisionNumber);
196
e2115da4cf6a Pool objects to avoid memory polution with duplicates
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
618 }
e2115da4cf6a Pool objects to avoid memory polution with duplicates
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
619 }
312
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
620
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
621 public void start(int count, Callback callback, Object token) {
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
622 CancelSupport cs = CancelSupport.Factory.get(inspector, null);
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
623 iterateControl = new IterateControlMediator(cs, callback);
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
624 progressHelper.start(count);
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
625 }
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
626
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
627 public void finish(Object token) {
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
628 progressHelper.done();
f9f3e9b67ccc Facilitate cancellation and progress reporting in changelog and manifest iterations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 304
diff changeset
629 }
196
e2115da4cf6a Pool objects to avoid memory polution with duplicates
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
630 }
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
631
600
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
632 private class RevisionMapper implements RevlogStream.Inspector, Lifecycle {
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
633
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
634 private final int changelogRevisionCount;
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
635 private int[] changelog2manifest;
600
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
636 RevisionLookup manifestNodeids;
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
637
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
638 private RevisionMapper(boolean useOwnRevisionLookup) throws HgRuntimeException {
600
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
639 changelogRevisionCount = HgManifest.this.getRepo().getChangelog().getRevisionCount();
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
640 if (useOwnRevisionLookup) {
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
641 manifestNodeids = new RevisionLookup(HgManifest.this.content);
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
642 }
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
643 }
600
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
644
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
645 /**
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
646 * Get index of manifest revision that corresponds to specified changeset
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
647 * @param changesetRevisionIndex non-negative index of changelog revision, or {@link HgRepository#TIP}
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
648 * @return index of manifest revision, or {@link HgRepository#BAD_REVISION} if changeset doesn't reference a valid manifest
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
649 * @throws HgInvalidRevisionException if method argument specifies non-existent revision index
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
650 */
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
651 public int at(int changesetRevisionIndex) throws HgInvalidRevisionException {
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
652 if (changesetRevisionIndex == TIP) {
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
653 changesetRevisionIndex = changelogRevisionCount - 1;
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
654 }
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
655 if (changesetRevisionIndex >= changelogRevisionCount) {
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
656 throw new HgInvalidRevisionException(changesetRevisionIndex);
257
f39fb6b3cc76 Handle revision constants correctly
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 254
diff changeset
657 }
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
658 if (changelog2manifest != null) {
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
659 return changelog2manifest[changesetRevisionIndex];
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
660 }
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
661 return changesetRevisionIndex;
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
662 }
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
663
600
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
664 // XXX can be replaced with Revlog.RevisionInspector, but I don't want Nodeid instances
638
2f1cd1c26de5 AIOOBE in HgManifest.RevisionMapper: provide more details about exception context. Create lock file atomically. Picked from changeset 8a5cdcb27b8f
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
665 public void next(int revisionNumber, int actualLen, int baseRevision, int linkRevision, int parent1Revision, int parent2Revision, byte[] nodeid, DataAccess data) throws HgInvalidRevisionException {
2f1cd1c26de5 AIOOBE in HgManifest.RevisionMapper: provide more details about exception context. Create lock file atomically. Picked from changeset 8a5cdcb27b8f
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
666 if (linkRevision >= changelogRevisionCount) {
631
8a5cdcb27b8f AIOOBE in HgManifest.RevisionMapper. Provide more details about exception context. Create lock file atomically. Test concurrent pull-rebase and read
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
667 String storeLock = HgManifest.this.getRepo().getStoreLock().readLockInfo();
638
2f1cd1c26de5 AIOOBE in HgManifest.RevisionMapper: provide more details about exception context. Create lock file atomically. Picked from changeset 8a5cdcb27b8f
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
668 String message = String.format("Manifest revision %d references changeset %d, which is beyond known scope [0..%d). Lock: %s", revisionNumber, linkRevision, changelogRevisionCount, storeLock);
2f1cd1c26de5 AIOOBE in HgManifest.RevisionMapper: provide more details about exception context. Create lock file atomically. Picked from changeset 8a5cdcb27b8f
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
669 throw new HgInvalidRevisionException(message, null, linkRevision);
2f1cd1c26de5 AIOOBE in HgManifest.RevisionMapper: provide more details about exception context. Create lock file atomically. Picked from changeset 8a5cdcb27b8f
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
670 }
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
671 if (changelog2manifest != null) {
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 218
diff changeset
672 // next assertion is not an error, rather assumption check, which is too development-related to be explicit exception -
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 218
diff changeset
673 // I just wonder if there are manifests that have two entries pointing to single changeset. It seems unrealistic, though -
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 218
diff changeset
674 // changeset records one and only one manifest nodeid
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
675 assert changelog2manifest[linkRevision] == BAD_REVISION : String.format("revision:%d, link:%d, already linked to revision:%d", revisionNumber, linkRevision, changelog2manifest[linkRevision]);
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
676 changelog2manifest[linkRevision] = revisionNumber;
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
677 } else {
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
678 if (revisionNumber != linkRevision) {
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
679 changelog2manifest = new int[changelogRevisionCount];
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
680 Arrays.fill(changelog2manifest, BAD_REVISION);
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
681 for (int i = 0; i < revisionNumber; changelog2manifest[i] = i, i++)
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
682 ;
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
683 changelog2manifest[linkRevision] = revisionNumber;
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
684 }
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
685 }
600
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
686 if (manifestNodeids != null) {
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
687 manifestNodeids.next(revisionNumber, nodeid);
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
688 }
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
689 }
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
690
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
691 public void start(int count, Callback callback, Object token) {
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
692 if (count != changelogRevisionCount) {
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
693 assert count < changelogRevisionCount; // no idea what to do if manifest has more revisions than changelog
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
694 // the way how manifest may contain more revisions than changelog, as I can imagine, is a result of
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
695 // some kind of an import tool (e.g. from SVN or CVS), that creates manifest and changelog independently.
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
696 // Note, it's pure guess, I didn't see such repository yet (although the way manifest revisions
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
697 // in cpython repo are numbered makes me think aforementioned way)
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
698 changelog2manifest = new int[changelogRevisionCount];
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
699 Arrays.fill(changelog2manifest, BAD_REVISION);
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
700 }
600
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
701 if (manifestNodeids != null) {
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
702 manifestNodeids.prepare(count);
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
703 }
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
704 }
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
705
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
706 public void finish(Object token) {
600
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
707 // it's not a nice idea to fix changesets that reuse existing manifest entries from inside
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
708 // #finish, as the manifest read operation is not complete at the moment.
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
709 }
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
710
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
711 public void fixReusedManifests() throws HgRuntimeException {
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
712 if (changelog2manifest == null) {
600
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
713 // direct, 1-1 mapping of changeset indexes to manifest
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
714 return;
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
715 }
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
716 // I assume there'd be not too many revisions we don't know manifest of
597
c895b5556937 Wrap manifest revision map completion into single file access
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
717 IntVector undefinedChangelogRevision = new IntVector();
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
718 for (int i = 0; i < changelog2manifest.length; i++) {
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 390
diff changeset
719 if (changelog2manifest[i] == BAD_REVISION) {
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
720 undefinedChangelogRevision.add(i);
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
721 }
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
722 }
597
c895b5556937 Wrap manifest revision map completion into single file access
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
723 if (undefinedChangelogRevision.size() > 0) {
c895b5556937 Wrap manifest revision map completion into single file access
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
724 final IntMap<Nodeid> missingCsetToManifest = new IntMap<Nodeid>(undefinedChangelogRevision.size());
c895b5556937 Wrap manifest revision map completion into single file access
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
725 int[] undefinedClogRevs = undefinedChangelogRevision.toArray();
c895b5556937 Wrap manifest revision map completion into single file access
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
726 // undefinedChangelogRevision is sorted by the nature it's created
600
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
727 HgManifest.this.getRepo().getChangelog().rangeInternal(new HgChangelog.Inspector() {
597
c895b5556937 Wrap manifest revision map completion into single file access
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
728
c895b5556937 Wrap manifest revision map completion into single file access
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
729 public void next(int revisionIndex, Nodeid nodeid, RawChangeset cset) {
c895b5556937 Wrap manifest revision map completion into single file access
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
730 missingCsetToManifest.put(revisionIndex, cset.manifest());
c895b5556937 Wrap manifest revision map completion into single file access
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
731 }
c895b5556937 Wrap manifest revision map completion into single file access
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
732 }, undefinedClogRevs);
c895b5556937 Wrap manifest revision map completion into single file access
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
733 assert missingCsetToManifest.size() == undefinedChangelogRevision.size();
c895b5556937 Wrap manifest revision map completion into single file access
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
734 for (int u : undefinedClogRevs) {
c895b5556937 Wrap manifest revision map completion into single file access
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
735 Nodeid manifest = missingCsetToManifest.get(u);
c895b5556937 Wrap manifest revision map completion into single file access
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
736 if (manifest == null || manifest.isNull()) {
600
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
737 HgManifest.this.getRepo().getSessionContext().getLog().dump(getClass(), Severity.Warn, "Changeset %d has no associated manifest entry", u);
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
738 // keep BAD_REVISION in the changelog2manifest map.
598
d29d9dc6c128 Utilize the fact nodeids are very different and are read anyway to speed up reverse lookup
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 597
diff changeset
739 continue;
d29d9dc6c128 Utilize the fact nodeids are very different and are read anyway to speed up reverse lookup
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 597
diff changeset
740 }
600
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
741 if (manifestNodeids != null) {
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
742 int manifestRevIndex = manifestNodeids.findIndex(manifest);
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
743 // mimic HgManifest#getRevisionIndex() to keep behavior the same
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
744 if (manifestRevIndex == BAD_REVISION) {
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
745 throw new HgInvalidRevisionException(String.format("Can't find index of revision %s", manifest.shortNotation()), manifest, null);
598
d29d9dc6c128 Utilize the fact nodeids are very different and are read anyway to speed up reverse lookup
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 597
diff changeset
746 }
600
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
747 changelog2manifest[u] = manifestRevIndex;
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
748 } else {
46f29b73e51e Utilize RevisionLookup to speed-up getRevisionIndex of both manifest and changelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 598
diff changeset
749 changelog2manifest[u] = HgManifest.this.getRevisionIndex(manifest);
597
c895b5556937 Wrap manifest revision map completion into single file access
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 583
diff changeset
750 }
354
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 326
diff changeset
751 }
218
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
752 }
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
753 }
047b1dec7a04 Issue 7: Correctly handle manifest and changelog with different number of (or non-matching) revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 196
diff changeset
754 }
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
755
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
756 /**
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
757 * Look up specified file in possibly multiple manifest revisions, collect file revision and flags.
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
758 */
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
759 private static class FileLookupInspector implements RevlogStream.Inspector {
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
760
426
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
761 private final Path filename;
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
762 private final byte[] filenameAsBytes;
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
763 private final IntMap<Nodeid> csetIndex2FileRev;
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
764 private final IntMap<Flags> csetIndex2Flags;
426
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
765 private final Inspector delegate;
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
766
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
767 public FileLookupInspector(EncodingHelper eh, Path fileToLookUp, IntMap<Nodeid> csetIndex2FileRevMap, IntMap<Flags> csetIndex2FlagsMap) {
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
768 assert fileToLookUp != null;
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
769 // need at least one map for the inspector to make any sense
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
770 assert csetIndex2FileRevMap != null || csetIndex2FlagsMap != null;
426
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
771 filename = fileToLookUp;
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
772 filenameAsBytes = eh.toManifest(fileToLookUp.toString());
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
773 delegate = null;
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
774 csetIndex2FileRev = csetIndex2FileRevMap;
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
775 csetIndex2Flags = csetIndex2FlagsMap;
426
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
776 }
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
777
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
778 public FileLookupInspector(EncodingHelper eh, Path fileToLookUp, Inspector delegateInspector) {
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
779 assert fileToLookUp != null;
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
780 assert delegateInspector != null;
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
781 filename = fileToLookUp;
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
782 filenameAsBytes = eh.toManifest(fileToLookUp.toString());
426
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
783 delegate = delegateInspector;
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
784 csetIndex2FileRev = null;
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
785 csetIndex2Flags = null;
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
786 }
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
787
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
788 void walk(int manifestRevIndex, RevlogStream content) throws HgRuntimeException {
426
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
789 content.iterate(manifestRevIndex, manifestRevIndex, true, this);
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
790 }
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
791
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
792 void walk(int[] manifestRevIndexes, RevlogStream content) throws HgRuntimeException {
426
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
793 content.iterate(manifestRevIndexes, true, this);
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
794 }
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
795
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 608
diff changeset
796 public void next(int revisionNumber, int actualLen, int baseRevision, int linkRevision, int parent1Revision, int parent2Revision, byte[] nodeid, DataAccess data) throws HgRuntimeException {
574
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
797 ByteVector byteVector = new ByteVector(256, 128); // allocate for long paths right away
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
798 try {
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
799 byte b;
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
800 while (!data.isEmpty() && (b = data.readByte()) != '\n') {
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
801 if (b != 0) {
574
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
802 byteVector.add(b);
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
803 } else {
574
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
804 if (byteVector.equalsTo(filenameAsBytes)) {
426
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
805 Nodeid fileRev = null;
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
806 Flags flags = null;
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
807 if (csetIndex2FileRev != null || delegate != null) {
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
808 byte[] nid = new byte[40];
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
809 data.readBytes(nid, 0, 40);
426
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
810 fileRev = Nodeid.fromAscii(nid, 0, 40);
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
811 } else {
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
812 data.skip(40);
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
813 }
426
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
814 if (csetIndex2Flags != null || delegate != null) {
574
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
815 byteVector.clear();
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
816 while (!data.isEmpty() && (b = data.readByte()) != '\n') {
574
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
817 byteVector.add(b);
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
818 }
574
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
819 if (byteVector.size() == 0) {
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
820 flags = Flags.RegularFile;
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
821 } else {
574
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
822 flags = Flags.parse(byteVector.toByteArray(), 0, byteVector.size());
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
823 }
426
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
824 }
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
825 if (delegate != null) {
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
826 assert flags != null;
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
827 assert fileRev != null;
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
828 delegate.begin(revisionNumber, Nodeid.fromBinary(nodeid, 0), linkRevision);
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
829 delegate.next(fileRev, filename, flags);
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
830 delegate.end(revisionNumber);
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
831
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
832 } else {
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
833 if (csetIndex2FileRev != null) {
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
834 csetIndex2FileRev.put(linkRevision, fileRev);
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
835 }
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
836 if (csetIndex2Flags != null) {
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
837 csetIndex2Flags.put(linkRevision, flags);
063b0663495a HgManifest#getFileRevisions refactored into #walkFileRevisions to match pattern throught rest of the library
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 425
diff changeset
838 }
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
839 }
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
840 break;
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
841 } else {
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
842 data.skip(40);
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
843 }
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
844 // else skip to the end of line
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
845 while (!data.isEmpty() && (b = data.readByte()) != '\n')
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
846 ;
574
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
847
88afffd39899 Improve memory consumption of HgManifest#getFileRevision(): avoid extra byte[] instances
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 571
diff changeset
848 byteVector.clear();
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
849 }
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
850 }
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
851 } catch (IOException ex) {
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 421
diff changeset
852 throw new HgInvalidControlFileException("Failed reading manifest", ex, null);
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
853 }
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
854 }
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 414
diff changeset
855 }
2
08db726a0fb7 Shaping out low-level Hg structures
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
856 }