Mercurial > hg4j

annotate src/org/tmatesoft/hg/repo/HgBranches.java @ 629:5f52074707b2

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Diff/blame methods as command, their residence in HgDataFile was a mistake
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Wed, 22 May 2013 16:46:15 +0200
parents 6526d8adbc0f
children 12a4f60ea972 a5cf64f2e7e4
rev   line source
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1 /*
610
5c68567b3645 Refresh tags, branches, bookmarks and ignore when their files (or csets in the repo) are changed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
2 * Copyright (c) 2011-2013 TMate Software Ltd
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
3 *
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
4 * This program is free software; you can redistribute it and/or modify
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
5 * it under the terms of the GNU General Public License as published by
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
6 * the Free Software Foundation; version 2 of the License.
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
7 *
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
8 * This program is distributed in the hope that it will be useful,
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
11 * GNU General Public License for more details.
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
12 *
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
13 * For information on how to redistribute this software under
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
14 * the terms of a license other than GNU General Public License
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
15 * contact TMate Software at support@hg4j.com
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
16 */
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
17 package org.tmatesoft.hg.repo;
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
18
456
909306e412e2 Refactor LogFacility and SessionContext, better API for both
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 433
diff changeset
19 import static org.tmatesoft.hg.util.LogFacility.Severity.Error;
909306e412e2 Refactor LogFacility and SessionContext, better API for both
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 433
diff changeset
20 import static org.tmatesoft.hg.util.LogFacility.Severity.Warn;
909306e412e2 Refactor LogFacility and SessionContext, better API for both
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 433
diff changeset
21
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
22 import java.io.BufferedReader;
244
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
23 import java.io.BufferedWriter;
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
24 import java.io.File;
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
25 import java.io.FileReader;
244
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
26 import java.io.FileWriter;
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
27 import java.io.IOException;
315
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
28 import java.util.ArrayList;
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
29 import java.util.Arrays;
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
30 import java.util.Collections;
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
31 import java.util.HashMap;
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
32 import java.util.LinkedHashMap;
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
33 import java.util.LinkedHashSet;
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
34 import java.util.LinkedList;
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
35 import java.util.List;
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
36 import java.util.Map;
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
37 import java.util.TreeMap;
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
38 import java.util.regex.Pattern;
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
39
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
40 import org.tmatesoft.hg.core.Nodeid;
610
5c68567b3645 Refresh tags, branches, bookmarks and ignore when their files (or csets in the repo) are changed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
41 import org.tmatesoft.hg.internal.ChangelogMonitor;
244
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
42 import org.tmatesoft.hg.internal.Experimental;
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 610
diff changeset
43 import org.tmatesoft.hg.internal.FileUtils;
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
44 import org.tmatesoft.hg.internal.Internals;
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
45 import org.tmatesoft.hg.repo.HgChangelog.RawChangeset;
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
46 import org.tmatesoft.hg.util.ProgressSupport;
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
47
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
48 /**
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
49 *
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
50 * @author Artem Tikhomirov
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
51 * @author TMate Software Ltd.
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
52 */
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
53 public class HgBranches {
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
54
610
5c68567b3645 Refresh tags, branches, bookmarks and ignore when their files (or csets in the repo) are changed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
55 private final Internals internalRepo;
5c68567b3645 Refresh tags, branches, bookmarks and ignore when their files (or csets in the repo) are changed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
56 private final ChangelogMonitor repoChangeTracker;
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
57 private final Map<String, BranchInfo> branches = new TreeMap<String, BranchInfo>();
244
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
58 private boolean isCacheActual = false;
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
59
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
60 HgBranches(Internals internals) {
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
61 internalRepo = internals;
610
5c68567b3645 Refresh tags, branches, bookmarks and ignore when their files (or csets in the repo) are changed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
62 repoChangeTracker = new ChangelogMonitor(internals.getRepo());
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
63 }
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
64
348
a0864b2892cd Expose errors reading mercurial control files with exception
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 340
diff changeset
65 private int readCache() {
610
5c68567b3645 Refresh tags, branches, bookmarks and ignore when their files (or csets in the repo) are changed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
66 final HgRepository repo = internalRepo.getRepo();
244
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
67 File branchheadsCache = getCacheFile();
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
68 int lastInCache = -1;
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
69 if (!branchheadsCache.canRead()) {
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
70 return lastInCache;
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
71 }
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 610
diff changeset
72 BufferedReader br = null; // TODO replace with LineReader
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
73 final Pattern spacePattern = Pattern.compile(" ");
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
74 try {
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
75 final LinkedHashMap<String, List<Nodeid>> branchHeads = new LinkedHashMap<String, List<Nodeid>>();
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
76 br = new BufferedReader(new FileReader(branchheadsCache));
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
77 String line = br.readLine();
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
78 if (line == null || line.trim().length() == 0) {
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
79 return lastInCache;
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
80 }
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
81 String[] cacheIdentity = spacePattern.split(line.trim());
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
82 lastInCache = Integer.parseInt(cacheIdentity[1]);
340
a54bfe0db959 IAE using stale data from branchheads file (invalid due to repository rollback)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 315
diff changeset
83 final int lastKnownRepoRevIndex = repo.getChangelog().getLastRevision();
a54bfe0db959 IAE using stale data from branchheads file (invalid due to repository rollback)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 315
diff changeset
84 if (lastInCache > lastKnownRepoRevIndex || !repo.getChangelog().getRevision(lastKnownRepoRevIndex).equals(Nodeid.fromAscii(cacheIdentity[0]))) {
a54bfe0db959 IAE using stale data from branchheads file (invalid due to repository rollback)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 315
diff changeset
85 // there are chances cache file got invalid entries due to e.g. rollback operation
a54bfe0db959 IAE using stale data from branchheads file (invalid due to repository rollback)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 315
diff changeset
86 return -1;
a54bfe0db959 IAE using stale data from branchheads file (invalid due to repository rollback)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 315
diff changeset
87 }
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
88 while ((line = br.readLine()) != null) {
244
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
89 String[] elements = spacePattern.split(line.trim());
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
90 if (elements.length != 2) {
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
91 // bad entry
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
92 continue;
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
93 }
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
94 // I assume split returns substrings of the original string, hence copy of a branch name
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
95 String branchName = new String(elements[elements.length-1]);
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
96 List<Nodeid> heads = branchHeads.get(elements[1]);
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
97 if (heads == null) {
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
98 branchHeads.put(branchName, heads = new LinkedList<Nodeid>());
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
99 }
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
100 heads.add(Nodeid.fromAscii(elements[0]));
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
101 }
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
102 for (Map.Entry<String, List<Nodeid>> e : branchHeads.entrySet()) {
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
103 Nodeid[] heads = e.getValue().toArray(new Nodeid[e.getValue().size()]);
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
104 BranchInfo bi = new BranchInfo(e.getKey(), heads);
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
105 branches.put(e.getKey(), bi);
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
106 }
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
107 return lastInCache;
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
108 } catch (IOException ex) {
348
a0864b2892cd Expose errors reading mercurial control files with exception
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 340
diff changeset
109 // log error, but otherwise do nothing
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
110 repo.getSessionContext().getLog().dump(getClass(), Warn, ex, null);
348
a0864b2892cd Expose errors reading mercurial control files with exception
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 340
diff changeset
111 // FALL THROUGH to return -1 indicating no cache information
a0864b2892cd Expose errors reading mercurial control files with exception
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 340
diff changeset
112 } catch (NumberFormatException ex) {
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
113 repo.getSessionContext().getLog().dump(getClass(), Warn, ex, null);
348
a0864b2892cd Expose errors reading mercurial control files with exception
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 340
diff changeset
114 // FALL THROUGH
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 610
diff changeset
115 } catch (HgRuntimeException ex) {
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 610
diff changeset
116 // if happens, log error and pretend there's no cache
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
117 repo.getSessionContext().getLog().dump(getClass(), Error, ex, null);
354
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
118 // FALL THROUGH
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
119 } finally {
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 610
diff changeset
120 new FileUtils(repo.getSessionContext().getLog()).closeQuietly(br);
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
121 }
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
122 return -1; // deliberately not lastInCache, to avoid anything but -1 when 1st line was read and there's error is in lines 2..end
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
123 }
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
124
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 610
diff changeset
125 void collect(final ProgressSupport ps) throws HgRuntimeException {
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
126 branches.clear();
610
5c68567b3645 Refresh tags, branches, bookmarks and ignore when their files (or csets in the repo) are changed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
127 final HgRepository repo = internalRepo.getRepo();
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
128 ps.start(1 + repo.getChangelog().getRevisionCount() * 2);
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
129 //
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
130 int lastCached = readCache();
244
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
131 isCacheActual = lastCached == repo.getChangelog().getLastRevision();
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
132 if (!isCacheActual) {
432
1fc0da631200 Revlog.ParentWalker helper class got promoted as TLC, renamed to HgParentChildMap
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 423
diff changeset
133 final HgParentChildMap<HgChangelog> pw = new HgParentChildMap<HgChangelog>(repo.getChangelog());
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
134 pw.init();
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
135 ps.worked(repo.getChangelog().getRevisionCount());
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
136 // first revision branch found at
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
137 final HashMap<String, Nodeid> branchStart = new HashMap<String, Nodeid>();
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
138 // last revision seen for the branch
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
139 final HashMap<String, Nodeid> branchLastSeen = new HashMap<String, Nodeid>();
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
140 // revisions from the branch that have no children at all
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
141 final HashMap<String, List<Nodeid>> branchHeads = new HashMap<String, List<Nodeid>>();
309
962f78aac342 Branch with few children forked shall not ignore other children once one of them is processed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 308
diff changeset
142 // revisions that are immediate children of a node from a given branch
962f78aac342 Branch with few children forked shall not ignore other children once one of them is processed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 308
diff changeset
143 // after iteration, there are some revisions left in this map (children of a branch last revision
962f78aac342 Branch with few children forked shall not ignore other children once one of them is processed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 308
diff changeset
144 // that doesn't belong to the branch. No use of this now, perhaps can deduce isInactive (e.g.those
962f78aac342 Branch with few children forked shall not ignore other children once one of them is processed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 308
diff changeset
145 // branches that have non-empty candidates are inactive if all their heads are roots for those left)
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
146 final HashMap<String, List<Nodeid>> branchHeadCandidates = new HashMap<String, List<Nodeid>>();
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
147 HgChangelog.Inspector insp = new HgChangelog.Inspector() {
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
148
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
149 public void next(int revisionNumber, Nodeid nodeid, RawChangeset cset) {
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
150 String branchName = cset.branch();
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
151 if (!branchStart.containsKey(branchName)) {
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
152 branchStart.put(branchName, nodeid);
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
153 branchHeads.put(branchName, new LinkedList<Nodeid>());
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
154 branchHeadCandidates.put(branchName, new LinkedList<Nodeid>());
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
155 } else {
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
156 final List<Nodeid> headCandidates = branchHeadCandidates.get(branchName);
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
157 if (headCandidates.remove(nodeid)) {
309
962f78aac342 Branch with few children forked shall not ignore other children once one of them is processed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 308
diff changeset
158 // likely we don't need to keep parent anymore, as we found at least 1 child thereof to be at the same branch
962f78aac342 Branch with few children forked shall not ignore other children once one of them is processed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 308
diff changeset
159 // however, it's possible the child we found is a result of an earlier fork, and revision in the
962f78aac342 Branch with few children forked shall not ignore other children once one of them is processed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 308
diff changeset
160 // branchLastSeen is 'parallel' head, which needs to be kept
962f78aac342 Branch with few children forked shall not ignore other children once one of them is processed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 308
diff changeset
161 Nodeid lastSeenInBranch = branchLastSeen.get(branchName);
962f78aac342 Branch with few children forked shall not ignore other children once one of them is processed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 308
diff changeset
162 // check if current revision is on descendant line. Seems direct parents check is enough
962f78aac342 Branch with few children forked shall not ignore other children once one of them is processed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 308
diff changeset
163 if (pw.safeFirstParent(nodeid).equals(lastSeenInBranch) || pw.safeSecondParent(nodeid).equals(lastSeenInBranch)) {
962f78aac342 Branch with few children forked shall not ignore other children once one of them is processed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 308
diff changeset
164 branchLastSeen.remove(branchName);
962f78aac342 Branch with few children forked shall not ignore other children once one of them is processed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 308
diff changeset
165 }
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
166 }
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
167 }
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
168 List<Nodeid> immediateChildren = pw.directChildren(nodeid);
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
169 if (immediateChildren.size() > 0) {
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
170 // 1) children may be in another branch
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
171 // and unless we later came across another element from this branch,
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
172 // we need to record all these as potential heads
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
173 //
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
174 // 2) head1 with children in different branch, and head2 in this branch without children
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
175 branchLastSeen.put(branchName, nodeid);
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
176 branchHeadCandidates.get(branchName).addAll(immediateChildren);
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
177 } else {
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
178 // no more children known for this node, it's (one of the) head of the branch
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
179 branchHeads.get(branchName).add(nodeid);
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
180 }
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
181 ps.worked(1);
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
182 }
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
183 };
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
184 repo.getChangelog().range(lastCached == -1 ? 0 : lastCached+1, HgRepository.TIP, insp);
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
185 // those last seen revisions from the branch that had no children from the same branch are heads.
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
186 for (String bn : branchLastSeen.keySet()) {
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
187 // these are inactive branches? - there were children, but not from the same branch?
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
188 branchHeads.get(bn).add(branchLastSeen.get(bn));
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
189 }
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
190 for (String bn : branchStart.keySet()) {
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
191 BranchInfo bi = branches.get(bn);
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
192 if (bi != null) {
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
193 // although heads from cache shall not intersect with heads after lastCached,
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
194 // use of LHS doesn't hurt (and makes sense e.g. if cache is not completely correct in my tests)
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
195 LinkedHashSet<Nodeid> heads = new LinkedHashSet<Nodeid>(bi.getHeads());
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
196 for (Nodeid oldHead : bi.getHeads()) {
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
197 // XXX perhaps, need pw.canReach(Nodeid from, Collection<Nodeid> to)
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
198 List<Nodeid> newChildren = pw.childrenOf(Collections.singletonList(oldHead));
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
199 if (!newChildren.isEmpty()) {
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
200 // likely not a head any longer,
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
201 // check if any new head can be reached from old one, and, if yes,
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
202 // do not consider that old head as head.
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
203 for (Nodeid newHead : branchHeads.get(bn)) {
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
204 if (newChildren.contains(newHead)) {
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
205 heads.remove(oldHead);
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
206 break;
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
207 }
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
208 }
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
209 } // else - oldHead still head for the branch
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
210 }
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
211 heads.addAll(branchHeads.get(bn));
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
212 bi = new BranchInfo(bn, bi.getStart(), heads.toArray(new Nodeid[0]));
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
213 } else {
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
214 Nodeid[] heads = branchHeads.get(bn).toArray(new Nodeid[0]);
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
215 bi = new BranchInfo(bn, branchStart.get(bn), heads);
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
216 }
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
217 branches.put(bn, bi);
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
218 }
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
219 }
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
220 final HgChangelog clog = repo.getChangelog();
433
be697c3e951e Revlog.RevisionMap helper class got promoted as TLC, renamed to HgRevisionMap
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 432
diff changeset
221 final HgRevisionMap<HgChangelog> rmap = new HgRevisionMap<HgChangelog>(clog).init();
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
222 for (BranchInfo bi : branches.values()) {
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
223 bi.validate(clog, rmap);
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
224 }
610
5c68567b3645 Refresh tags, branches, bookmarks and ignore when their files (or csets in the repo) are changed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
225 repoChangeTracker.touch();
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
226 ps.done();
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
227 }
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
228
610
5c68567b3645 Refresh tags, branches, bookmarks and ignore when their files (or csets in the repo) are changed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
229 public List<BranchInfo> getAllBranches() throws HgInvalidControlFileException {
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
230 return new LinkedList<BranchInfo>(branches.values());
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
231
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
232 }
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
233
610
5c68567b3645 Refresh tags, branches, bookmarks and ignore when their files (or csets in the repo) are changed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
234 public BranchInfo getBranch(String name) throws HgInvalidControlFileException {
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
235 return branches.get(name);
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
236 }
244
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
237
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
238 /**
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
239 * Writes down information about repository branches in a format Mercurial native client can understand.
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
240 * Cache file gets overwritten only if it is out of date (i.e. misses some branch information)
354
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
241 * @throws IOException if write to cache file failed
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: 367
diff changeset
242 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
244
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
243 */
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
244 @Experimental(reason="Usage of cache isn't supposed to be public knowledge")
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: 367
diff changeset
245 public void writeCache() throws IOException, HgRuntimeException {
244
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
246 if (isCacheActual) {
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
247 return;
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
248 }
354
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
249 File branchheadsCache = getCacheFile();
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
250 if (!branchheadsCache.exists()) {
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
251 branchheadsCache.getParentFile().mkdirs(); // just in case cache/ doesn't exist jet
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
252 branchheadsCache.createNewFile();
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
253 }
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
254 if (!branchheadsCache.canWrite()) {
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
255 return;
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
256 }
610
5c68567b3645 Refresh tags, branches, bookmarks and ignore when their files (or csets in the repo) are changed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
257 final HgRepository repo = internalRepo.getRepo();
354
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
258 final int lastRev = repo.getChangelog().getLastRevision();
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
259 final Nodeid lastNid = repo.getChangelog().getRevision(lastRev);
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
260 BufferedWriter bw = new BufferedWriter(new FileWriter(branchheadsCache));
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
261 bw.write(lastNid.toString());
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
262 bw.write((int) ' ');
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
263 bw.write(Integer.toString(lastRev));
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
264 bw.write("\n");
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
265 for (BranchInfo bi : branches.values()) {
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
266 for (Nodeid nid : bi.getHeads()) {
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
267 bw.write(nid.toString());
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
268 bw.write((int) ' ');
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
269 bw.write(bi.getName());
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
270 bw.write("\n");
244
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
271 }
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
272 }
354
5f9073eabf06 Propagate errors with exceptions up to a end client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
273 bw.close();
244
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
274 }
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
275
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
276 private File getCacheFile() {
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
277 // prior to 1.8 used to be .hg/branchheads.cache
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
278 return internalRepo.getFileFromRepoDir("cache/branchheads");
244
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
279 }
610
5c68567b3645 Refresh tags, branches, bookmarks and ignore when their files (or csets in the repo) are changed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
280
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 610
diff changeset
281 /*package-local*/ void reloadIfChanged(ProgressSupport ps) throws HgRuntimeException {
610
5c68567b3645 Refresh tags, branches, bookmarks and ignore when their files (or csets in the repo) are changed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
282 if (repoChangeTracker.isChanged()) {
5c68567b3645 Refresh tags, branches, bookmarks and ignore when their files (or csets in the repo) are changed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
283 collect(ps);
5c68567b3645 Refresh tags, branches, bookmarks and ignore when their files (or csets in the repo) are changed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
284 }
5c68567b3645 Refresh tags, branches, bookmarks and ignore when their files (or csets in the repo) are changed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
285 }
244
4b661efb9374 Use updated location of cache files (cache/ folder instead of .cache filename extension). Provide means to update (write down) cache for subsequent uses
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 236
diff changeset
286
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
287 public static class BranchInfo {
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
288 private final String name;
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
289 private List<Nodeid> heads;
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
290 private boolean closed;
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
291 private final Nodeid start;
315
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
292 private List<Nodeid> closedHeads; // subset of heads, those that bear 'closed' flag, or null if closed == true
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
293
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
294 // XXX in fact, few but not all branchHeads might be closed, and isClosed for whole branch is not
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
295 // possible to determine.
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
296 BranchInfo(String branchName, Nodeid first, Nodeid[] branchHeads) {
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
297 name = branchName;
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
298 start = first;
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
299 heads = Arrays.asList(branchHeads);
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
300 }
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
301
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
302 // incomplete branch, there's not enough information at the time of creation. shall be replaced with
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
303 // proper BI in #collect()
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
304 BranchInfo(String branchName, Nodeid[] branchHeads) {
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
305 this(branchName, Nodeid.NULL, branchHeads);
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
306 }
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
307
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 610
diff changeset
308 void validate(HgChangelog clog, HgRevisionMap<HgChangelog> rmap) throws HgRuntimeException {
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
309 int[] localCset = new int[heads.size()];
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
310 int i = 0;
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
311 for (Nodeid h : heads) {
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
312 localCset[i++] = rmap.revisionIndex(h);
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
313 }
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
314 // [0] tipmost, [1] tipmost open
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
315 final Nodeid[] tipmost = new Nodeid[] {null, null};
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
316 final boolean[] allClosed = new boolean[] { true };
315
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
317 final ArrayList<Nodeid> _closedHeads = new ArrayList<Nodeid>(heads.size());
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
318 clog.range(new HgChangelog.Inspector() {
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
319
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
320 public void next(int revisionNumber, Nodeid nodeid, RawChangeset cset) {
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
321 assert heads.contains(nodeid);
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
322 tipmost[0] = nodeid;
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
323 if (!"1".equals(cset.extras().get("close"))) {
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
324 tipmost[1] = nodeid;
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
325 allClosed[0] = false;
315
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
326 } else {
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
327 _closedHeads.add(nodeid);
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
328 }
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
329 }
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
330 }, localCset);
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
331 closed = allClosed[0];
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
332 Nodeid[] outcome = new Nodeid[localCset.length];
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
333 i = 0;
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
334 if (!closed && tipmost[1] != null) {
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
335 outcome[i++] = tipmost[1];
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
336 if (i < outcome.length && !tipmost[0].equals(tipmost[1])) {
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
337 outcome[i++] = tipmost[0];
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
338 }
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
339 } else {
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
340 outcome[i++] = tipmost[0];
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
341 }
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
342 for (Nodeid h : heads) {
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
343 if (!h.equals(tipmost[0]) && !h.equals(tipmost[1])) {
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
344 outcome[i++] = h;
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
345 }
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
346 }
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
347 heads = Arrays.asList(outcome);
315
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
348 if (closed) {
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
349 // no need
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
350 closedHeads = null;
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
351 } else {
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
352 _closedHeads.trimToSize();
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
353 closedHeads = _closedHeads;
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
354 }
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
355 }
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
356
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
357 public String getName() {
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
358 return name;
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
359 }
308
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
360 /**
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
361 * @return <code>true</code> if all heads of this branch are marked as closed
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
362 */
3f40262153a4 Recognize closed branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
363 public boolean isClosed() {
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
364 return closed;
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
365 }
315
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
366
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
367 /**
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
368 * @return all heads for the branch, both open and closed, tip-most head first
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
369 */
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
370 public List<Nodeid> getHeads() {
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
371 return heads;
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
372 }
315
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
373
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
374 /**
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
375 *
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
376 * @param head one of revision from {@link #getHeads() heads} of this branch
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
377 * @return true if this particular head is closed
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
378 * @throws IllegalArgumentException if argument is not from {@link #getHeads() heads} of this branch
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
379 */
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
380 public boolean isClosed(Nodeid head) {
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
381 if (!heads.contains(head)) {
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
382 throw new IllegalArgumentException(String.format("Revision %s does not belong to heads of %s branch", head, name), null);
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
383 }
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
384 if (closed) {
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
385 return true;
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
386 }
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
387 return closedHeads.contains(head);
8952f89be195 Allow to query specific branch heads if they are closed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 309
diff changeset
388 }
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
389 // public Nodeid getTip() {
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
390 // }
236
883300108179 Speed up branches calculation when cached branch information is available
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 220
diff changeset
391 /*public*/ Nodeid getStart() {
220
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
392 // first node where branch appears
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
393 return start;
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
394 }
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
395 }
8de327242aa0 Basic information about branches
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
396 }