Mercurial > hg4j

annotate src/org/tmatesoft/hg/internal/FileRevisionHistoryChunk.java @ 612:dca70c0b1f74

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Test tags, branches and hgingore information get refreshed on external (and/or internal) change
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Fri, 10 May 2013 14:29:35 +0200
parents 43cfa08ff3fd
children b4948b159ab1
rev   line source
596
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1 /*
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
2 * Copyright (c) 2013 TMate Software Ltd
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
3 *
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
4 * This program is free software; you can redistribute it and/or modify
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
5 * it under the terms of the GNU General Public License as published by
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
6 * the Free Software Foundation; version 2 of the License.
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
7 *
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
8 * This program is distributed in the hope that it will be useful,
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
11 * GNU General Public License for more details.
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
12 *
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
13 * For information on how to redistribute this software under
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
14 * the terms of a license other than GNU General Public License
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
15 * contact TMate Software at support@hg4j.com
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
16 */
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
17 package org.tmatesoft.hg.internal;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
18
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
19 import static org.tmatesoft.hg.core.HgIterateDirection.OldToNew;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
20 import static org.tmatesoft.hg.repo.HgRepository.BAD_REVISION;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
21 import static org.tmatesoft.hg.repo.HgRepository.NO_REVISION;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
22
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
23 import java.util.Arrays;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
24 import java.util.BitSet;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
25 import java.util.LinkedList;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
26
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
27 import org.tmatesoft.hg.core.HgIterateDirection;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
28 import org.tmatesoft.hg.core.Nodeid;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
29 import org.tmatesoft.hg.repo.HgDataFile;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
30 import org.tmatesoft.hg.repo.HgRepository;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
31
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
32 /**
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
33 * Piece of file history, identified by path, limited to file revisions from range [chop..init] of changesets,
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
34 * can be linked to another piece.
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
35 *
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
36 * @author Artem Tikhomirov
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
37 * @author TMate Software Ltd.
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
38 */
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
39 public final class FileRevisionHistoryChunk {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
40 private final HgDataFile df;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
41 // change ancestry, sequence of file revisions
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
42 private IntVector fileRevsToVisit;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
43 // parent pairs of complete file history
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
44 private IntVector fileParentRevs;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
45 // map file revision to changelog revision (sparse array, only file revisions to visit are set)
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
46 private int[] file2changelog;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
47 private int originChangelogRev = BAD_REVISION, originFileRev = BAD_REVISION;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
48 private int csetRangeStart = NO_REVISION, csetRangeEnd = BAD_REVISION;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
49
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
50
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
51 public FileRevisionHistoryChunk(HgDataFile file) {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
52 df = file;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
53 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
54
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
55 /**
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
56 * @return file at this specific chunk of history (i.e. its path may be different from the paths of other chunks)
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
57 */
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
58 public HgDataFile getFile() {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
59 return df;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
60 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
61
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
62 /**
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
63 * @return changeset this file history chunk was chopped at, or {@link HgRepository#NO_REVISION} if none specified
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
64 */
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
65 public int getStartChangeset() {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
66 return csetRangeStart;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
67 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
68
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
69 /**
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
70 * @return changeset this file history chunk ends at
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
71 */
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
72 public int getEndChangeset() {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
73 return csetRangeEnd;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
74 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
75
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
76 public void init(int changelogRevisionIndex) {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
77 csetRangeEnd = changelogRevisionIndex;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
78 // XXX df.indexWalk(0, fileRevIndex, ) might be more effective
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
79 Nodeid fileRev = df.getRepo().getManifest().getFileRevision(changelogRevisionIndex, df.getPath());
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
80 int fileRevIndex = df.getRevisionIndex(fileRev);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
81 int[] fileRevParents = new int[2];
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
82 fileParentRevs = new IntVector((fileRevIndex+1) * 2, 0);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
83 fileParentRevs.add(NO_REVISION, NO_REVISION); // parents of fileRevIndex == 0
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
84 for (int i = 1; i <= fileRevIndex; i++) {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
85 df.parents(i, fileRevParents, null, null);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
86 fileParentRevs.add(fileRevParents[0], fileRevParents[1]);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
87 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
88 // fileRevsToVisit keep file change ancestry from new to old
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
89 fileRevsToVisit = new IntVector(fileRevIndex + 1, 0);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
90 // keep map of file revision to changelog revision
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
91 file2changelog = new int[fileRevIndex+1];
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
92 // only elements worth visit would get mapped, so there would be unfilled areas in the file2changelog,
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
93 // prevent from error (make it explicit) by bad value
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
94 Arrays.fill(file2changelog, BAD_REVISION);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
95 LinkedList<Integer> queue = new LinkedList<Integer>();
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
96 BitSet seen = new BitSet(fileRevIndex + 1);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
97 queue.add(fileRevIndex);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
98 do {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
99 int x = queue.removeFirst();
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
100 if (seen.get(x)) {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
101 continue;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
102 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
103 seen.set(x);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
104 fileRevsToVisit.add(x);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
105 file2changelog[x] = df.getChangesetRevisionIndex(x);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
106 int p1 = fileParentRevs.get(2*x);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
107 int p2 = fileParentRevs.get(2*x + 1);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
108 if (p1 != NO_REVISION) {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
109 queue.addLast(p1);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
110 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
111 if (p2 != NO_REVISION) {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
112 queue.addLast(p2);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
113 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
114 } while (!queue.isEmpty());
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
115 // make sure no child is processed before we handled all (grand-)parents of the element
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
116 fileRevsToVisit.sort(false);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
117 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
118
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
119 public void linkTo(FileRevisionHistoryChunk target) {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
120 // assume that target.init() has been called already
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
121 if (target == null) {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
122 return;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
123 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
124 target.originFileRev = fileRevsToVisit.get(0); // files to visit are new to old
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
125 target.originChangelogRev = changeset(target.originFileRev);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
126 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
127
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
128 /**
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
129 * Mark revision closest(ceil) to specified as the very first one (no parents)
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
130 */
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
131 public void chopAtChangeset(int firstChangelogRevOfInterest) {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
132 csetRangeStart = firstChangelogRevOfInterest;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
133 if (firstChangelogRevOfInterest == 0) {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
134 return; // nothing to do
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
135 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
136 int i = 0, x = fileRevsToVisit.size(), fileRev = BAD_REVISION;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
137 // fileRevsToVisit is new to old, greater numbers to smaller
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
138 while (i < x && changeset(fileRev = fileRevsToVisit.get(i)) >= firstChangelogRevOfInterest) {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
139 i++;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
140 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
141 assert fileRev != BAD_REVISION; // there's at least 1 revision in fileRevsToVisit
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
142 if (i == x && changeset(fileRev) != firstChangelogRevOfInterest) {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
143 assert false : "Requested changeset shall belong to the chunk";
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
144 return;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
145 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
146 fileRevsToVisit.trimTo(i); // no need to iterate more
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
147 // pretend fileRev got no parents
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
148 fileParentRevs.set(fileRev * 2, NO_REVISION);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
149 fileParentRevs.set(fileRev, NO_REVISION);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
150 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
151
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
152 public int[] fileRevisions(HgIterateDirection iterateOrder) {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
153 // fileRevsToVisit is { r10, r7, r6, r5, r0 }, new to old
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
154 int[] rv = fileRevsToVisit.toArray();
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
155 if (iterateOrder == OldToNew) {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
156 // reverse return value
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
157 for (int a = 0, b = rv.length-1; a < b; a++, b--) {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
158 int t = rv[b];
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
159 rv[b] = rv[a];
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
160 rv[a] = t;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
161 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
162 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
163 return rv;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
164 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
165
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
166 public int changeset(int fileRevIndex) {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
167 return file2changelog[fileRevIndex];
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
168 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
169
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
170 public void fillFileParents(int fileRevIndex, int[] fileParents) {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
171 if (fileRevIndex == 0 && originFileRev != BAD_REVISION) {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
172 // this chunk continues another file
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
173 assert originFileRev != NO_REVISION;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
174 fileParents[0] = originFileRev;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
175 fileParents[1] = NO_REVISION;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
176 return;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
177 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
178 fileParents[0] = fileParentRevs.get(fileRevIndex * 2);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
179 fileParents[1] = fileParentRevs.get(fileRevIndex * 2 + 1);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
180 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
181
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
182 public void fillCsetParents(int fileRevIndex, int[] csetParents) {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
183 if (fileRevIndex == 0 && originFileRev != BAD_REVISION) {
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
184 assert originFileRev != NO_REVISION;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
185 csetParents[0] = originChangelogRev;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
186 csetParents[1] = NO_REVISION; // I wonder if possible to start a copy with two parents?
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
187 return;
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
188 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
189 int fp1 = fileParentRevs.get(fileRevIndex * 2);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
190 int fp2 = fileParentRevs.get(fileRevIndex * 2 + 1);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
191 csetParents[0] = fp1 == NO_REVISION ? NO_REVISION : changeset(fp1);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
192 csetParents[1] = fp2 == NO_REVISION ? NO_REVISION : changeset(fp2);
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
193 }
43cfa08ff3fd HgBlameFacility refactoring: extract code to build file history that spans renames
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
194 }