Mercurial > jhg

annotate src/org/tmatesoft/hg/repo/HgChangelog.java @ 152:7a908ba66ff3

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Correctly parse comments with newlines inside
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Thu, 24 Feb 2011 21:36:52 +0100
parents 8c9f729f4dfa
children ab7ea2ac21cb
rev   line source
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1 /*
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2 * Copyright (c) 2010-2011 TMate Software Ltd
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3 *
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4 * This program is free software; you can redistribute it and/or modify
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5 * it under the terms of the GNU General Public License as published by
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6 * the Free Software Foundation; version 2 of the License.
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7 *
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8 * This program is distributed in the hope that it will be useful,
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9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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11 * GNU General Public License for more details.
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12 *
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13 * For information on how to redistribute this software under
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14 * the terms of a license other than GNU General Public License
102
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15 * contact TMate Software at support@hg4j.com
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16 */
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17 package org.tmatesoft.hg.repo;
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18
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19 import java.io.UnsupportedEncodingException;
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20 import java.util.ArrayList;
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21 import java.util.Arrays;
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22 import java.util.Calendar;
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23 import java.util.Collections;
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24 import java.util.Date;
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25 import java.util.Formatter;
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26 import java.util.HashMap;
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27 import java.util.List;
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28 import java.util.Locale;
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29 import java.util.Map;
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30 import java.util.TimeZone;
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32 import org.tmatesoft.hg.core.Nodeid;
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33 import org.tmatesoft.hg.internal.RevlogStream;
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35
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36 /**
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37 * Representation of the Mercurial changelog file (list of ChangeSets)
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38 *
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39 * @author Artem Tikhomirov
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40 * @author TMate Software Ltd.
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41 */
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42 public class HgChangelog extends Revlog {
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43
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44 /*package-local*/ HgChangelog(HgRepository hgRepo, RevlogStream content) {
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45 super(hgRepo, content);
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46 }
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48 public void all(final HgChangelog.Inspector inspector) {
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49 range(0, getLastRevision(), inspector);
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50 }
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51
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52 public void range(int start, int end, final HgChangelog.Inspector inspector) {
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53 RevlogStream.Inspector i = new RevlogStream.Inspector() {
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54
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55 public void next(int revisionNumber, int actualLen, int baseRevision, int linkRevision, int parent1Revision, int parent2Revision, byte[] nodeid, byte[] data) {
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56 Changeset cset = Changeset.parse(data, 0, data.length);
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57 // XXX there's no guarantee for Changeset.Callback that distinct instance comes each time, consider instance reuse
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58 inspector.next(revisionNumber, Nodeid.fromBinary(nodeid, 0), cset);
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59 }
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60 };
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61 content.iterate(start, end, true, i);
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62 }
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63
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64 public List<Changeset> range(int start, int end) {
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65 final ArrayList<Changeset> rv = new ArrayList<Changeset>(end - start + 1);
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66 RevlogStream.Inspector i = new RevlogStream.Inspector() {
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67
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68 public void next(int revisionNumber, int actualLen, int baseRevision, int linkRevision, int parent1Revision, int parent2Revision, byte[] nodeid, byte[] data) {
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69 Changeset cset = Changeset.parse(data, 0, data.length);
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70 rv.add(cset);
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71 }
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72 };
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73 content.iterate(start, end, true, i);
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74 return rv;
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75 }
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77 public void range(final HgChangelog.Inspector inspector, final int... revisions) {
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78 if (revisions == null || revisions.length == 0) {
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79 return;
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80 }
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81 RevlogStream.Inspector i = new RevlogStream.Inspector() {
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83 public void next(int revisionNumber, int actualLen, int baseRevision, int linkRevision, int parent1Revision, int parent2Revision, byte[] nodeid, byte[] data) {
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84 if (Arrays.binarySearch(revisions, revisionNumber) >= 0) {
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85 Changeset cset = Changeset.parse(data, 0, data.length);
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86 inspector.next(revisionNumber, Nodeid.fromBinary(nodeid, 0), cset);
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87 }
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88 }
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89 };
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90 Arrays.sort(revisions);
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91 content.iterate(revisions[0], revisions[revisions.length - 1], true, i);
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92 }
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95 public interface Inspector {
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96 // TODO describe whether cset is new instance each time
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97 void next(int revisionNumber, Nodeid nodeid, Changeset cset);
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98 }
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99
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100
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101 /**
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102 * Entry in the Changelog
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103 */
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104 public static class Changeset implements Cloneable /* for those that would like to keep a copy */{
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105 // TODO immutable
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106 private/* final */Nodeid manifest;
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107 private String user;
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108 private String comment;
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109 private List<String> files; // unmodifiable collection (otherwise #files() and implicit #clone() shall be revised)
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110 private Date time;
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111 private int timezone;
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112 private Map<String, String> extras;
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113
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114 /**
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115 * @see mercurial/changelog.py:read()
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116 *
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117 * <pre>
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118 * format used:
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119 * nodeid\n : manifest node in ascii
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120 * user\n : user, no \n or \r allowed
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121 * time tz extra\n : date (time is int or float, timezone is int)
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diff changeset
122 * : extra is metadatas, encoded and separated by '\0'
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
123 * : older versions ignore it
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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parents: 102
diff changeset
124 * files\n\n : files modified by the cset, no \n or \r allowed
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
125 * (.*) : comment (free text, ideally utf-8)
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
126 *
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
127 * changelog v0 doesn't use extra
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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parents: 102
diff changeset
128 * </pre>
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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parents: 102
diff changeset
129 */
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
130 private Changeset() {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
131 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
132
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
133 public Nodeid manifest() {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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parents: 102
diff changeset
134 return manifest;
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
135 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
136
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
137 public String user() {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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parents: 102
diff changeset
138 return user;
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
139 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
140
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
141 public String comment() {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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parents: 102
diff changeset
142 return comment;
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
143 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
144
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
145 public List<String> files() {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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parents: 102
diff changeset
146 return files;
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
147 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
148
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
149 public Date date() {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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parents: 102
diff changeset
150 return time;
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
151 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
152
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
153 public String dateString() {
146
8c9f729f4dfa Timezone finally in use
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 137
diff changeset
154 // XXX keep once formatted? Perhaps, there's faster way to set up calendar/time zone?
129
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
155 StringBuilder sb = new StringBuilder(30);
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
156 Formatter f = new Formatter(sb, Locale.US);
146
8c9f729f4dfa Timezone finally in use
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 137
diff changeset
157 TimeZone tz = TimeZone.getTimeZone("GMT");
8c9f729f4dfa Timezone finally in use
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 137
diff changeset
158 // apparently timezone field records number of seconds time differs from UTC,
8c9f729f4dfa Timezone finally in use
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 137
diff changeset
159 // i.e. value to substract from time to get UTC time. Calendar seems to add
8c9f729f4dfa Timezone finally in use
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 137
diff changeset
160 // timezone offset to UTC, instead, hence sign change.
8c9f729f4dfa Timezone finally in use
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 137
diff changeset
161 tz.setRawOffset(timezone * -1000);
8c9f729f4dfa Timezone finally in use
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 137
diff changeset
162 Calendar c = Calendar.getInstance(tz, Locale.US);
8c9f729f4dfa Timezone finally in use
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 137
diff changeset
163 c.setTime(time);
8c9f729f4dfa Timezone finally in use
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 137
diff changeset
164 f.format("%ta %<tb %<td %<tH:%<tM:%<tS %<tY %<tz", c);
129
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
165 return sb.toString();
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
166 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
167
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
168 public Map<String, String> extras() {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
169 return extras;
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
170 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
171
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
172 public String branch() {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
173 return extras.get("branch");
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
174 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
175
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
176 @Override
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
177 public String toString() {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
178 StringBuilder sb = new StringBuilder();
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
179 sb.append("Changeset {");
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
180 sb.append("User: ").append(user).append(", ");
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
181 sb.append("Comment: ").append(comment).append(", ");
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
182 sb.append("Manifest: ").append(manifest).append(", ");
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
183 sb.append("Date: ").append(time).append(", ");
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
184 sb.append("Files: ").append(files.size());
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
185 for (String s : files) {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
186 sb.append(", ").append(s);
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
187 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
188 if (extras != null) {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
189 sb.append(", Extra: ").append(extras);
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
190 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
191 sb.append("}");
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
192 return sb.toString();
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
193 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
194
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
195 @Override
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
196 public Changeset clone() {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
197 try {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
198 return (Changeset) super.clone();
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
199 } catch (CloneNotSupportedException ex) {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
200 throw new InternalError(ex.toString());
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
201 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
202 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
203
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
204 public static Changeset parse(byte[] data, int offset, int length) {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
205 Changeset rv = new Changeset();
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
206 rv.init(data, offset, length);
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
207 return rv;
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
208 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
209
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
210 /* package-local */void init(byte[] data, int offset, int length) {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
211 final int bufferEndIndex = offset + length;
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
212 final byte lineBreak = (byte) '\n';
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
213 int breakIndex1 = indexOf(data, lineBreak, offset, bufferEndIndex);
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
214 if (breakIndex1 == -1) {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
215 throw new IllegalArgumentException("Bad Changeset data");
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
216 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
217 Nodeid _nodeid = Nodeid.fromAscii(data, 0, breakIndex1);
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
218 int breakIndex2 = indexOf(data, lineBreak, breakIndex1 + 1, bufferEndIndex);
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
219 if (breakIndex2 == -1) {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
220 throw new IllegalArgumentException("Bad Changeset data");
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
221 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
222 String _user = new String(data, breakIndex1 + 1, breakIndex2 - breakIndex1 - 1);
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
223 int breakIndex3 = indexOf(data, lineBreak, breakIndex2 + 1, bufferEndIndex);
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
224 if (breakIndex3 == -1) {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
225 throw new IllegalArgumentException("Bad Changeset data");
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
226 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
227 String _timeString = new String(data, breakIndex2 + 1, breakIndex3 - breakIndex2 - 1);
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
228 int space1 = _timeString.indexOf(' ');
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
229 if (space1 == -1) {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
230 throw new IllegalArgumentException("Bad Changeset data");
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
231 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
232 int space2 = _timeString.indexOf(' ', space1 + 1);
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
233 if (space2 == -1) {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
234 space2 = _timeString.length();
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
235 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
236 long unixTime = Long.parseLong(_timeString.substring(0, space1)); // XXX Float, perhaps
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
237 int _timezone = Integer.parseInt(_timeString.substring(space1 + 1, space2));
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
238 // XXX not sure need to add timezone here - I can't figure out whether Hg keeps GMT time, and records timezone just for info, or unixTime is taken local
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
239 // on commit and timezone is recorded to adjust it to UTC.
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
240 Date _time = new Date(unixTime * 1000);
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diff changeset
241 String _extras = space2 < _timeString.length() ? _timeString.substring(space2 + 1) : null;
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diff changeset
242 Map<String, String> _extrasMap;
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diff changeset
243 if (_extras == null) {
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244 _extrasMap = Collections.singletonMap("branch", "default");
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245 } else {
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246 _extrasMap = new HashMap<String, String>();
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diff changeset
247 for (String pair : _extras.split("\00")) {
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diff changeset
248 int eq = pair.indexOf(':');
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diff changeset
249 // FIXME need to decode key/value, @see changelog.py:decodeextra
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diff changeset
250 _extrasMap.put(pair.substring(0, eq), pair.substring(eq + 1));
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diff changeset
251 }
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diff changeset
252 if (!_extrasMap.containsKey("branch")) {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
253 _extrasMap.put("branch", "default");
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diff changeset
254 }
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diff changeset
255 _extrasMap = Collections.unmodifiableMap(_extrasMap);
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diff changeset
256 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
257
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
258 //
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259 int lastStart = breakIndex3 + 1;
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diff changeset
260 int breakIndex4 = indexOf(data, lineBreak, lastStart, bufferEndIndex);
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
261 ArrayList<String> _files = null;
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diff changeset
262 if (breakIndex4 > lastStart) {
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diff changeset
263 // if breakIndex4 == lastStart, we already found \n\n and hence there are no files (e.g. merge revision)
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diff changeset
264 _files = new ArrayList<String>(5);
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diff changeset
265 while (breakIndex4 != -1 && breakIndex4 + 1 < bufferEndIndex) {
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diff changeset
266 _files.add(new String(data, lastStart, breakIndex4 - lastStart));
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267 lastStart = breakIndex4 + 1;
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diff changeset
268 if (data[breakIndex4 + 1] == lineBreak) {
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diff changeset
269 // found \n\n
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diff changeset
270 break;
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diff changeset
271 } else {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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272 breakIndex4 = indexOf(data, lineBreak, lastStart, bufferEndIndex);
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diff changeset
273 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
274 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
275 if (breakIndex4 == -1 || breakIndex4 >= bufferEndIndex) {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
276 throw new IllegalArgumentException("Bad Changeset data");
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
277 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
278 } else {
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diff changeset
279 breakIndex4--;
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diff changeset
280 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
281 String _comment;
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
282 try {
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diff changeset
283 _comment = new String(data, breakIndex4 + 2, bufferEndIndex - breakIndex4 - 2, "UTF-8");
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diff changeset
284 // FIXME respect ui.fallbackencoding and try to decode if set
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diff changeset
285 } catch (UnsupportedEncodingException ex) {
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diff changeset
286 _comment = "";
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diff changeset
287 throw new IllegalStateException("Could hardly happen");
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
288 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
289 // change this instance at once, don't leave it partially changes in case of error
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diff changeset
290 this.manifest = _nodeid;
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diff changeset
291 this.user = _user;
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diff changeset
292 this.time = _time;
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diff changeset
293 this.timezone = _timezone;
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
294 this.files = _files == null ? Collections.<String> emptyList() : Collections.unmodifiableList(_files);
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diff changeset
295 this.comment = _comment;
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diff changeset
296 this.extras = _extrasMap;
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
297 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
298
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
299 private static int indexOf(byte[] src, byte what, int startOffset, int endIndex) {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
300 for (int i = startOffset; i < endIndex; i++) {
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
301 if (src[i] == what) {
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diff changeset
302 return i;
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diff changeset
303 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
304 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
305 return -1;
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
306 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
307 }
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
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diff changeset
308
0
dbd663faec1f Basic changelog parsing
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parents:
diff changeset
309 }