Mercurial > hg4j

annotate src/org/tmatesoft/hg/core/HgLogCommand.java @ 565:78a9e26e670d

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Refactor common code to initialize changelog revision for a command into standalone class
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Tue, 09 Apr 2013 17:15:30 +0200
parents 6ca3d0c5b4bc
children e4ee4bf4c7d0
rev   line source
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1 /*
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2 s * Copyright (c) 2011-2013 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
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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.core;
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18
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19 import static org.tmatesoft.hg.repo.HgRepository.BAD_REVISION;
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20 import static org.tmatesoft.hg.repo.HgRepository.TIP;
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21 import static org.tmatesoft.hg.util.LogFacility.Severity.Error;
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22
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23 import java.util.ArrayList;
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24 import java.util.Arrays;
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25 import java.util.Calendar;
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26 import java.util.Collection;
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27 import java.util.Collections;
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28 import java.util.Comparator;
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29 import java.util.ConcurrentModificationException;
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30 import java.util.Iterator;
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31 import java.util.LinkedList;
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32 import java.util.List;
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33 import java.util.ListIterator;
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34 import java.util.Set;
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35 import java.util.TreeSet;
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36
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37 import org.tmatesoft.hg.internal.AdapterPlug;
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38 import org.tmatesoft.hg.internal.BatchRangeHelper;
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39 import org.tmatesoft.hg.internal.CsetParamKeeper;
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40 import org.tmatesoft.hg.internal.IntMap;
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41 import org.tmatesoft.hg.internal.IntVector;
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42 import org.tmatesoft.hg.internal.Internals;
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43 import org.tmatesoft.hg.internal.Lifecycle;
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44 import org.tmatesoft.hg.internal.LifecycleProxy;
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45 import org.tmatesoft.hg.repo.HgChangelog;
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46 import org.tmatesoft.hg.repo.HgChangelog.RawChangeset;
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47 import org.tmatesoft.hg.repo.HgDataFile;
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48 import org.tmatesoft.hg.repo.HgInvalidControlFileException;
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49 import org.tmatesoft.hg.repo.HgInvalidStateException;
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50 import org.tmatesoft.hg.repo.HgParentChildMap;
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51 import org.tmatesoft.hg.repo.HgRepository;
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52 import org.tmatesoft.hg.repo.HgRuntimeException;
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53 import org.tmatesoft.hg.repo.HgStatusCollector;
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54 import org.tmatesoft.hg.util.Adaptable;
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55 import org.tmatesoft.hg.util.CancelSupport;
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56 import org.tmatesoft.hg.util.CancelledException;
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57 import org.tmatesoft.hg.util.Pair;
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58 import org.tmatesoft.hg.util.Path;
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59 import org.tmatesoft.hg.util.ProgressSupport;
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62 /**
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63 * Access to changelog, 'hg log' command counterpart.
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64 *
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65 * <pre>
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66 * Usage:
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67 * new LogCommand().limit(20).branch("maintenance-2.1").user("me").execute(new MyHandler());
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68 * </pre>
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69 * Not thread-safe (each thread has to use own {@link HgLogCommand} instance).
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70 *
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71 * @author Artem Tikhomirov
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72 * @author TMate Software Ltd.
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73 */
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74 public class HgLogCommand extends HgAbstractCommand<HgLogCommand> {
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76 private final HgRepository repo;
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77 private Set<String> users;
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78 private Set<String> branches;
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79 private int limit = 0, count = 0;
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80 private int startRev = 0, endRev = TIP;
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81 private Calendar date;
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82 private Path file;
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83 /*
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84 * Whether to iterate file origins, if any.
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85 * Makes sense only when file != null
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86 */
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87 private boolean followRenames;
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88 /*
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89 * Whether to track history of the selected file version (based on file revision
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90 * in working dir parent), follow ancestors only.
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91 * Note, 'hg log --follow' combines both #followHistory and #followAncestry
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92 */
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93 private boolean followAncestry;
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94
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95 private HgIterateDirection iterateDirection = HgIterateDirection.OldToNew;
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96
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97 private ChangesetTransformer csetTransform;
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98 private HgParentChildMap<HgChangelog> parentHelper;
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99
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100 public HgLogCommand(HgRepository hgRepo) {
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101 repo = hgRepo;
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102 }
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104 /**
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105 * Limit search to specified user. Multiple user names may be specified. Once set, user names can't be
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106 * cleared, use new command instance in such cases.
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107 * @param user - full or partial name of the user, case-insensitive, non-null.
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108 * @return <code>this</code> instance for convenience
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109 * @throws IllegalArgumentException when argument is null
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110 */
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111 public HgLogCommand user(String user) {
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112 if (user == null) {
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113 throw new IllegalArgumentException();
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114 }
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115 if (users == null) {
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116 users = new TreeSet<String>();
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117 }
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118 users.add(user.toLowerCase());
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119 return this;
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120 }
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121
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122 /**
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123 * Limit search to specified branch. Multiple branch specification possible (changeset from any of these
148
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124 * would be included in result). If unspecified, all branches are considered. There's no way to clean branch selection
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125 * once set, create fresh new command instead.
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126 * @param branch - branch name, case-sensitive, non-null.
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127 * @return <code>this</code> instance for convenience
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128 * @throws IllegalArgumentException when branch argument is null
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129 */
131
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130 public HgLogCommand branch(String branch) {
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131 if (branch == null) {
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132 throw new IllegalArgumentException();
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133 }
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134 if (branches == null) {
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135 branches = new TreeSet<String>();
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136 }
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137 branches.add(branch);
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138 return this;
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139 }
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140
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141 // limit search to specific date
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142 // multiple?
131
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143 public HgLogCommand date(Calendar date) {
64
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144 this.date = date;
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145 // TODO post-1.0 implement
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146 // isSet(field) - false => don't use in detection of 'same date'
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147 throw Internals.notImplemented();
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148 }
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149
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150 /**
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151 *
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152 * @param num - number of changeset to produce. Pass 0 to clear the limit.
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153 * @return <code>this</code> instance for convenience
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154 */
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155 public HgLogCommand limit(int num) {
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156 limit = num;
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157 return this;
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158 }
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159
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160 /**
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161 * Limit to specified subset of Changelog, [min(rev1,rev2), max(rev1,rev2)], inclusive.
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162 * Revision may be specified with {@link HgRepository#TIP}
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163 *
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164 * @param rev1 - local index of start changeset revision
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165 * @param rev2 - index of end changeset revision
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166 * @return <code>this</code> instance for convenience
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167 */
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168 public HgLogCommand range(int rev1, int rev2) {
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169 if (rev1 != TIP && rev2 != TIP) {
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170 startRev = rev2 < rev1 ? rev2 : rev1;
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171 endRev = startRev == rev2 ? rev1 : rev2;
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172 } else if (rev1 == TIP && rev2 != TIP) {
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173 startRev = rev2;
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174 endRev = rev1;
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175 } else {
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176 startRev = rev1;
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177 endRev = rev2;
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178 }
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179 // TODO [2.0 API break] shall throw HgBadArgumentException, like other commands do
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180 return this;
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181 }
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182
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183 /**
253
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184 * Select specific changeset
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185 *
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186 * @param nid changeset revision
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187 * @return <code>this</code> for convenience
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188 * @throws HgBadArgumentException if failed to find supplied changeset revision
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189 */
427
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190 public HgLogCommand changeset(Nodeid nid) throws HgBadArgumentException {
253
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191 // XXX perhaps, shall support multiple (...) arguments and extend #execute to handle not only range, but also set of revisions.
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192 final int csetRevIndex = new CsetParamKeeper(repo).set(nid).get();
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193 return range(csetRevIndex, csetRevIndex);
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194 }
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195
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196 /**
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197 * Visit history of a given file only. Note, unlike native <code>hg log</code> command argument <code>--follow</code>, this method doesn't
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198 * follow file ancestry, but reports complete file history (with <code>followCopyRenames == true</code>, for each
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199 * name of the file known in sequence). To achieve output similar to that of <code>hg log --follow filePath</code>, use
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200 * {@link #file(Path, boolean, boolean) file(filePath, true, true)} alternative.
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201 *
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202 * @param filePath path relative to repository root. Pass <code>null</code> to reset.
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203 * @param followCopyRename true to report changesets of the original file(-s), if copy/rename ever occured to the file.
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204 * @return <code>this</code> for convenience
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205 */
516
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206 public HgLogCommand file(Path filePath, boolean followCopyRename) {
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207 return file(filePath, followCopyRename, false);
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208 }
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209
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210 /**
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211 * Full control over file history iteration.
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212 *
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213 * @param filePath path relative to repository root. Pass <code>null</code> to reset.
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214 * @param followCopyRename true to report changesets of the original file(-s), if copy/rename ever occured to the file.
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215 * @param followFileAncestry true to follow file history starting from revision at working copy parent. Note, only revisions
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216 * accessible (i.e. on direct parent line) from the selected one will be reported. This is how <code>hg log --follow filePath</code>
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217 * behaves, with the difference that this method allows separate control whether to follow renames or not.
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218 *
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219 * @return <code>this</code> for convenience
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220 */
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221 public HgLogCommand file(Path filePath, boolean followCopyRename, boolean followFileAncestry) {
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222 file = filePath;
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223 followRenames = followCopyRename;
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224 followAncestry = followFileAncestry;
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225 return this;
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226 }
142
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227
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228 /**
516
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229 * Handy analog to {@link #file(Path, boolean)} when clients' paths come from filesystem and need conversion to repository's
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230 * @return <code>this</code> for convenience
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231 */
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232 public HgLogCommand file(String file, boolean followCopyRename) {
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233 return file(Path.create(repo.getToRepoPathHelper().rewrite(file)), followCopyRename);
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234 }
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235
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236 /**
516
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237 * Handy analog to {@link #file(Path, boolean, boolean)} when clients' paths come from filesystem and need conversion to repository's
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238 * @return <code>this</code> for convenience
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239 */
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240 public HgLogCommand file(String file, boolean followCopyRename, boolean followFileAncestry) {
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241 return file(Path.create(repo.getToRepoPathHelper().rewrite(file)), followCopyRename, followFileAncestry);
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242 }
522
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243
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244 /**
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245 * Specifies order for changesets reported through #execute(...) methods.
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246 * By default, command reports changeset in their natural repository order, older first,
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247 * newer last (i.e. {@link HgIterateDirection#OldToNew}
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248 *
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249 * @param order {@link HgIterateDirection#NewToOld} to get newer revisions first
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250 * @return <code>this</code> for convenience
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251 */
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252 public HgLogCommand order(HgIterateDirection order) {
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253 iterateDirection = order;
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254 return this;
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255 }
516
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256
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257 /**
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258 * Similar to {@link #execute(HgChangesetHandler)}, collects and return result as a list.
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259 *
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260 * @see #execute(HgChangesetHandler)
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261 * @throws HgException subclass thereof to indicate specific issue with the command arguments or repository state
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262 */
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263 public List<HgChangeset> execute() throws HgException {
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264 CollectHandler collector = new CollectHandler();
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265 try {
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266 execute(collector);
423
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267 } catch (HgCallbackTargetException ex) {
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268 // see below for CanceledException
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269 HgInvalidStateException t = new HgInvalidStateException("Internal error");
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270 t.initCause(ex);
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271 throw t;
396
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272 } catch (CancelledException ex) {
215
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273 // can't happen as long as our CollectHandler doesn't throw any exception
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274 HgInvalidStateException t = new HgInvalidStateException("Internal error");
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275 t.initCause(ex);
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276 throw t;
215
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277 }
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278 return collector.getChanges();
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279 }
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280
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281 /**
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282 * Iterate over range of changesets configured in the command.
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283 *
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284 * @param handler callback to process changesets.
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285 * @throws HgCallbackTargetException propagated exception from the handler
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286 * @throws HgException subclass thereof to indicate specific issue with the command arguments or repository state
380
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287 * @throws CancelledException if execution of the command was cancelled
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288 * @throws IllegalArgumentException when inspector argument is null
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289 * @throws ConcurrentModificationException if this log command instance is already running
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290 */
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291 public void execute(HgChangesetHandler handler) throws HgCallbackTargetException, HgException, CancelledException {
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292 if (handler == null) {
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293 throw new IllegalArgumentException();
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294 }
193
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295 if (csetTransform != null) {
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296 throw new ConcurrentModificationException();
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297 }
559
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298 if (repo.getChangelog().getRevisionCount() == 0) {
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299 return;
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300 }
518
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301 final int lastCset = endRev == TIP ? repo.getChangelog().getLastRevision() : endRev;
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302 // XXX pretty much like HgInternals.checkRevlogRange
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303 if (lastCset < 0 || lastCset > repo.getChangelog().getLastRevision()) {
559
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304 throw new HgBadArgumentException(String.format("Bad value %d for end revision", lastCset), null);
518
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305 }
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306 if (startRev < 0 || startRev > lastCset) {
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307 throw new HgBadArgumentException(String.format("Bad value %d for start revision for range [%1$d..%d]", startRev, lastCset), null);
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308 }
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309 final ProgressSupport progressHelper = getProgressSupport(handler);
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310 final int BATCH_SIZE = 100;
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311 try {
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312 count = 0;
432
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313 HgParentChildMap<HgChangelog> pw = getParentHelper(file == null); // leave it uninitialized unless we iterate whole repo
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314 // ChangesetTransfrom creates a blank PathPool, and #file(String, boolean) above
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315 // may utilize it as well. CommandContext? How about StatusCollector there as well?
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316 csetTransform = new ChangesetTransformer(repo, handler, pw, progressHelper, getCancelSupport(handler, true));
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317 // FilteringInspector is responsible to check command arguments: users, branches, limit, etc.
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318 // prior to passing cset to next Inspector, which is either (a) collector to reverse cset order, then invokes
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319 // transformer from (b), below, with alternative cset order or (b) transformer to hi-level csets.
518
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320 FilteringInspector filterInsp = new FilteringInspector();
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321 filterInsp.changesets(startRev, lastCset);
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322 if (file == null) {
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323 progressHelper.start(lastCset - startRev + 1);
522
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324 if (iterateDirection == HgIterateDirection.OldToNew) {
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325 filterInsp.delegateTo(csetTransform);
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326 repo.getChangelog().range(startRev, lastCset, filterInsp);
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327 csetTransform.checkFailure();
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328 } else {
522
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329 assert iterateDirection == HgIterateDirection.NewToOld;
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330 BatchRangeHelper brh = new BatchRangeHelper(startRev, lastCset, BATCH_SIZE, true);
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331 BatchChangesetInspector batchInspector = new BatchChangesetInspector(Math.min(lastCset-startRev+1, BATCH_SIZE));
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332 filterInsp.delegateTo(batchInspector);
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333 while (brh.hasNext()) {
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334 brh.next();
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335 repo.getChangelog().range(brh.start(), brh.end(), filterInsp);
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
336 for (BatchChangesetInspector.BatchRecord br : batchInspector.iterate(true)) {
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diff changeset
337 csetTransform.next(br.csetIndex, br.csetRevision, br.cset);
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diff changeset
338 csetTransform.checkFailure();
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diff changeset
339 }
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diff changeset
340 batchInspector.reset();
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341 }
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diff changeset
342 }
77
c677e1593919 Moved RevlogStream implementation into .internal
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diff changeset
343 } else {
520
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diff changeset
344 filterInsp.delegateTo(csetTransform);
514
5dcb4581c8ef Report renames when following file history tree with HgFileRenameHandlerMixin
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diff changeset
345 final HgFileRenameHandlerMixin withCopyHandler = Adaptable.Factory.getAdapter(handler, HgFileRenameHandlerMixin.class, null);
528
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
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diff changeset
346 FileRenameQueueBuilder frqBuilder = new FileRenameQueueBuilder();
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diff changeset
347 List<Pair<HgDataFile, Nodeid>> fileRenames = frqBuilder.buildFileRenamesQueue();
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diff changeset
348 progressHelper.start(fileRenames.size());
518
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349 for (int nameIndex = 0, fileRenamesSize = fileRenames.size(); nameIndex < fileRenamesSize; nameIndex++) {
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diff changeset
350 Pair<HgDataFile, Nodeid> curRename = fileRenames.get(nameIndex);
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351 HgDataFile fileNode = curRename.first();
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diff changeset
352 if (followAncestry) {
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diff changeset
353 TreeBuildInspector treeBuilder = new TreeBuildInspector(followAncestry);
520
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diff changeset
354 @SuppressWarnings("unused")
518
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355 List<HistoryNode> fileAncestry = treeBuilder.go(fileNode, curRename.second());
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356 int[] commitRevisions = narrowChangesetRange(treeBuilder.getCommitRevisions(), startRev, lastCset);
522
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diff changeset
357 if (iterateDirection == HgIterateDirection.OldToNew) {
518
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358 repo.getChangelog().range(filterInsp, commitRevisions);
520
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diff changeset
359 csetTransform.checkFailure();
518
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360 } else {
522
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361 assert iterateDirection == HgIterateDirection.NewToOld;
518
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362 // visit one by one in the opposite direction
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diff changeset
363 for (int i = commitRevisions.length-1; i >= 0; i--) {
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364 int csetWithFileChange = commitRevisions[i];
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365 repo.getChangelog().range(csetWithFileChange, csetWithFileChange, filterInsp);
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366 }
126
b92a638764be Dispatch chnagesets even if Handler is not FileHistoryHandler
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diff changeset
367 }
518
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368 } else {
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diff changeset
369 // report complete file history (XXX may narrow range with [startRev, endRev], but need to go from file rev to link rev)
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370 int fileStartRev = 0; //fileNode.getChangesetRevisionIndex(0) >= startRev
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diff changeset
371 int fileEndRev = fileNode.getLastRevision();
522
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diff changeset
372 if (iterateDirection == HgIterateDirection.OldToNew) {
520
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diff changeset
373 fileNode.history(fileStartRev, fileEndRev, filterInsp);
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diff changeset
374 csetTransform.checkFailure();
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diff changeset
375 } else {
522
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376 assert iterateDirection == HgIterateDirection.NewToOld;
520
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377 BatchRangeHelper brh = new BatchRangeHelper(fileStartRev, fileEndRev, BATCH_SIZE, true);
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378 BatchChangesetInspector batchInspector = new BatchChangesetInspector(Math.min(fileEndRev-fileStartRev+1, BATCH_SIZE));
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diff changeset
379 filterInsp.delegateTo(batchInspector);
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diff changeset
380 while (brh.hasNext()) {
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diff changeset
381 brh.next();
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diff changeset
382 fileNode.history(brh.start(), brh.end(), filterInsp);
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diff changeset
383 for (BatchChangesetInspector.BatchRecord br : batchInspector.iterate(true /*iterateDirection == IterateDirection.FromNewToOld*/)) {
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diff changeset
384 csetTransform.next(br.csetIndex, br.csetRevision, br.cset);
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diff changeset
385 csetTransform.checkFailure();
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diff changeset
386 }
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diff changeset
387 batchInspector.reset();
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diff changeset
388 }
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diff changeset
389 }
518
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390 }
528
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
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diff changeset
391 if (withCopyHandler != null && nameIndex + 1 < fileRenamesSize) {
518
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diff changeset
392 Pair<HgDataFile, Nodeid> nextRename = fileRenames.get(nameIndex+1);
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diff changeset
393 HgFileRevision src, dst;
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diff changeset
394 // A -> B
522
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diff changeset
395 if (iterateDirection == HgIterateDirection.OldToNew) {
518
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
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diff changeset
396 // curRename: A, nextRename: B
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diff changeset
397 src = new HgFileRevision(fileNode, curRename.second(), null);
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
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diff changeset
398 dst = new HgFileRevision(nextRename.first(), nextRename.first().getRevision(0), src.getPath());
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diff changeset
399 } else {
522
2103388d4010 Expose option to report changesets in reversed order
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diff changeset
400 assert iterateDirection == HgIterateDirection.NewToOld;
518
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
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diff changeset
401 // curRename: B, nextRename: A
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diff changeset
402 src = new HgFileRevision(nextRename.first(), nextRename.second(), null);
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diff changeset
403 dst = new HgFileRevision(fileNode, fileNode.getRevision(0), src.getPath());
80
4222b04f34ee Follow history of a file
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diff changeset
404 }
518
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
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diff changeset
405 withCopyHandler.copy(src, dst);
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
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diff changeset
406 }
528
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
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diff changeset
407 progressHelper.worked(1);
518
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
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diff changeset
408 } // for renames
528
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
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diff changeset
409 frqBuilder.reportRenameIfNotInQueue(fileRenames, withCopyHandler);
518
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
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diff changeset
410 } // file != null
427
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api
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parents: 424
diff changeset
411 } catch (HgRuntimeException ex) {
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api
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parents: 424
diff changeset
412 throw new HgLibraryFailureException(ex);
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
413 } finally {
193
37f3d4a596e4 Use common low to hi-level changeset api transformer
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diff changeset
414 csetTransform = null;
215
41a778e3fd31 Issue 5: Facilities for progress and cancellation. More specific exceptions. Exceptions from callbacks as RuntimeException
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parents: 205
diff changeset
415 progressHelper.done();
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
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parents:
diff changeset
416 }
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
417 }
328
a674b8590362 Move file tree history to upper API level
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diff changeset
418
520
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
419 private static class BatchChangesetInspector extends AdapterPlug implements HgChangelog.Inspector {
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
420 private static class BatchRecord {
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diff changeset
421 public final int csetIndex;
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diff changeset
422 public final Nodeid csetRevision;
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diff changeset
423 public final RawChangeset cset;
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diff changeset
424
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
425 public BatchRecord(int index, Nodeid nodeid, RawChangeset changeset) {
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
426 csetIndex = index;
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diff changeset
427 csetRevision = nodeid;
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diff changeset
428 cset = changeset;
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
429 }
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
430 }
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diff changeset
431 private final ArrayList<BatchRecord> batch;
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diff changeset
432
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
433 public BatchChangesetInspector(int batchSizeHint) {
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
434 batch = new ArrayList<BatchRecord>(batchSizeHint);
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diff changeset
435 }
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
436
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
437 public BatchChangesetInspector reset() {
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diff changeset
438 batch.clear();
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
439 return this;
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diff changeset
440 }
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
441
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
442 public void next(int revisionIndex, Nodeid nodeid, RawChangeset cset) {
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
443 batch.add(new BatchRecord(revisionIndex, nodeid, cset.clone()));
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
444 }
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
445
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
446 public Iterable<BatchRecord> iterate(final boolean reverse) {
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
447 return new Iterable<BatchRecord>() {
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
448
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
449 public Iterator<BatchRecord> iterator() {
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
450 return reverse ? new ReverseIterator<BatchRecord>(batch) : batch.iterator();
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
451 }
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
452 };
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
453 }
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
454
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
455 // alternative would be dispatch(HgChangelog.Inspector) and dispatchReverse()
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
456 // methods, but progress and cancellation might get messy then
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
457 }
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
458
518
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
459 // public static void main(String[] args) {
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
460 // int[] r = new int[] {17, 19, 21, 23, 25, 29};
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
461 // System.out.println(Arrays.toString(narrowChangesetRange(r, 0, 45)));
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
462 // System.out.println(Arrays.toString(narrowChangesetRange(r, 0, 25)));
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
463 // System.out.println(Arrays.toString(narrowChangesetRange(r, 5, 26)));
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
464 // System.out.println(Arrays.toString(narrowChangesetRange(r, 20, 26)));
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
465 // System.out.println(Arrays.toString(narrowChangesetRange(r, 26, 28)));
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
466 // }
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
467
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
468 private static int[] narrowChangesetRange(int[] csetRange, int startCset, int endCset) {
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
469 int lastInRange = csetRange[csetRange.length-1];
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
470 assert csetRange.length < 2 || csetRange[0] < lastInRange; // sorted
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
471 assert startCset >= 0 && startCset <= endCset;
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
472 if (csetRange[0] >= startCset && lastInRange <= endCset) {
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
473 // completely fits in
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
474 return csetRange;
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
475 }
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
476 if (csetRange[0] > endCset || lastInRange < startCset) {
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
477 return new int[0]; // trivial
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
478 }
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
479 int i = 0;
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
480 while (i < csetRange.length && csetRange[i] < startCset) {
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
481 i++;
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
482 }
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
483 int j = csetRange.length - 1;
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
484 while (j > i && csetRange[j] > endCset) {
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
485 j--;
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
486 }
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
487 if (i == j) {
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
488 // no values in csetRange fit into [startCset, endCset]
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
489 return new int[0];
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
490 }
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
491 int[] rv = new int[j-i+1];
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
492 System.arraycopy(csetRange, i, rv, 0, rv.length);
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
493 return rv;
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
494 }
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
495
370
a2341e761609 Let callback implementations deliver errors (e,g. own exceptions) to client code
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
496 /**
515
e6c8b9b654b2 Provide access to HgDataFile being iterated into HgChangesetTreeHandler.TreeElement to give context for renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 514
diff changeset
497 * Tree-wise iteration of a file history, with handy access to parent-child relations between changesets.
e6c8b9b654b2 Provide access to HgDataFile being iterated into HgChangesetTreeHandler.TreeElement to give context for renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 514
diff changeset
498 * When file history is being followed, handler may additionally implement {@link HgFileRenameHandlerMixin}
e6c8b9b654b2 Provide access to HgDataFile being iterated into HgChangesetTreeHandler.TreeElement to give context for renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 514
diff changeset
499 * to get notified about switching between history chunks that belong to different names.
402
1fcc7f7b6d65 FIXMEs/javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 396
diff changeset
500 *
1fcc7f7b6d65 FIXMEs/javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 396
diff changeset
501 * @param handler callback to process changesets.
515
e6c8b9b654b2 Provide access to HgDataFile being iterated into HgChangesetTreeHandler.TreeElement to give context for renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 514
diff changeset
502 * @see HgFileRenameHandlerMixin
427
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 424
diff changeset
503 * @throws HgCallbackTargetException propagated exception from the handler
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 424
diff changeset
504 * @throws HgException subclass thereof to indicate specific issue with the command arguments or repository state
380
9517df1ef7ec Comments/javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 370
diff changeset
505 * @throws CancelledException if execution of the command was cancelled
402
1fcc7f7b6d65 FIXMEs/javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 396
diff changeset
506 * @throws IllegalArgumentException if command is not satisfied with its arguments
1fcc7f7b6d65 FIXMEs/javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 396
diff changeset
507 * @throws ConcurrentModificationException if this log command instance is already running
370
a2341e761609 Let callback implementations deliver errors (e,g. own exceptions) to client code
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
508 */
515
e6c8b9b654b2 Provide access to HgDataFile being iterated into HgChangesetTreeHandler.TreeElement to give context for renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 514
diff changeset
509 public void execute(final HgChangesetTreeHandler handler) throws HgCallbackTargetException, HgException, CancelledException {
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
510 if (handler == null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
511 throw new IllegalArgumentException();
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
512 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
513 if (csetTransform != null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
514 throw new ConcurrentModificationException();
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
515 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
516 if (file == null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
517 throw new IllegalArgumentException("History tree is supported for files only (at least now), please specify file");
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
518 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
519 final ProgressSupport progressHelper = getProgressSupport(handler);
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
520 final CancelSupport cancelHelper = getCancelSupport(handler, true);
514
5dcb4581c8ef Report renames when following file history tree with HgFileRenameHandlerMixin
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 511
diff changeset
521 final HgFileRenameHandlerMixin renameHandler = Adaptable.Factory.getAdapter(handler, HgFileRenameHandlerMixin.class, null);
507
a6435c1a42d0 Test for HgChangesetTreeHandler - make sure nothing is broken prior to adding --follow support
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
522
509
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
523
517
9922d1f7cb2a Update test to use new command configuration argument (used to have followAncestry == true by default)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 516
diff changeset
524 // XXX rename. dispatcher is not a proper name (most of the job done - managing history chunk interconnection)
516
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
525 final HandlerDispatcher dispatcher = new HandlerDispatcher() {
515
e6c8b9b654b2 Provide access to HgDataFile being iterated into HgChangesetTreeHandler.TreeElement to give context for renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 514
diff changeset
526
516
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
527 @Override
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
528 protected void once(HistoryNode n) throws HgCallbackTargetException, CancelledException {
515
e6c8b9b654b2 Provide access to HgDataFile being iterated into HgChangesetTreeHandler.TreeElement to give context for renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 514
diff changeset
529 handler.treeElement(ei.init(n, currentFileNode));
e6c8b9b654b2 Provide access to HgDataFile being iterated into HgChangesetTreeHandler.TreeElement to give context for renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 514
diff changeset
530 cancelHelper.checkCancelled();
e6c8b9b654b2 Provide access to HgDataFile being iterated into HgChangesetTreeHandler.TreeElement to give context for renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 514
diff changeset
531 }
e6c8b9b654b2 Provide access to HgDataFile being iterated into HgChangesetTreeHandler.TreeElement to give context for renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 514
diff changeset
532 };
508
ca5202afea90 Support follow history option when walking file history tree
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
533
510
90093ee56c0d Full-fledged test repo to follow file history. Investigating iteration direction alternatives (from new to old in addition to existing old to new)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 509
diff changeset
534 // renamed files in the queue are placed with respect to #iterateDirection
90093ee56c0d Full-fledged test repo to follow file history. Investigating iteration direction alternatives (from new to old in addition to existing old to new)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 509
diff changeset
535 // i.e. if we iterate from new to old, recent filenames come first
528
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
536 FileRenameQueueBuilder frqBuilder = new FileRenameQueueBuilder();
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
537 List<Pair<HgDataFile, Nodeid>> fileRenamesQueue = frqBuilder.buildFileRenamesQueue();
517
9922d1f7cb2a Update test to use new command configuration argument (used to have followAncestry == true by default)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 516
diff changeset
538 // XXX perhaps, makes sense to look at selected file's revision when followAncestry is true
9922d1f7cb2a Update test to use new command configuration argument (used to have followAncestry == true by default)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 516
diff changeset
539 // to ensure file we attempt to trace is in the WC's parent. Native hg aborts if not.
507
a6435c1a42d0 Test for HgChangesetTreeHandler - make sure nothing is broken prior to adding --follow support
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
540 progressHelper.start(4 * fileRenamesQueue.size());
514
5dcb4581c8ef Report renames when following file history tree with HgFileRenameHandlerMixin
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 511
diff changeset
541 for (int namesIndex = 0, renamesQueueSize = fileRenamesQueue.size(); namesIndex < renamesQueueSize; namesIndex++) {
510
90093ee56c0d Full-fledged test repo to follow file history. Investigating iteration direction alternatives (from new to old in addition to existing old to new)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 509
diff changeset
542
514
5dcb4581c8ef Report renames when following file history tree with HgFileRenameHandlerMixin
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 511
diff changeset
543 final Pair<HgDataFile, Nodeid> renameInfo = fileRenamesQueue.get(namesIndex);
516
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
544 dispatcher.prepare(progressHelper, renameInfo);
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: 419
diff changeset
545 cancelHelper.checkCancelled();
516
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
546 if (namesIndex > 0) {
528
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
547 dispatcher.connectWithLastJunctionPoint(renameInfo, fileRenamesQueue.get(namesIndex - 1));
509
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
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parents: 508
diff changeset
548 }
514
5dcb4581c8ef Report renames when following file history tree with HgFileRenameHandlerMixin
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parents: 511
diff changeset
549 if (namesIndex + 1 < renamesQueueSize) {
516
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
550 // there's at least one more name we are going to look at
528
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
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diff changeset
551 dispatcher.updateJunctionPoint(renameInfo, fileRenamesQueue.get(namesIndex+1), renameHandler != null);
509
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parents: 508
diff changeset
552 } else {
516
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parents: 515
diff changeset
553 dispatcher.clearJunctionPoint();
509
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
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parents: 508
diff changeset
554 }
516
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
555 dispatcher.dispatchAllChanges();
528
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diff changeset
556 if (renameHandler != null && namesIndex + 1 < renamesQueueSize) {
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diff changeset
557 dispatcher.reportRenames(renameHandler);
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diff changeset
558 }
514
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diff changeset
559 } // for fileRenamesQueue;
528
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parents: 526
diff changeset
560 frqBuilder.reportRenameIfNotInQueue(fileRenamesQueue, renameHandler);
328
a674b8590362 Move file tree history to upper API level
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parents: 322
diff changeset
561 progressHelper.done();
a674b8590362 Move file tree history to upper API level
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diff changeset
562 }
a674b8590362 Move file tree history to upper API level
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parents: 322
diff changeset
563
510
90093ee56c0d Full-fledged test repo to follow file history. Investigating iteration direction alternatives (from new to old in addition to existing old to new)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 509
diff changeset
564 private static class ReverseIterator<E> implements Iterator<E> {
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diff changeset
565 private final ListIterator<E> listIterator;
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parents: 509
diff changeset
566
90093ee56c0d Full-fledged test repo to follow file history. Investigating iteration direction alternatives (from new to old in addition to existing old to new)
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diff changeset
567 public ReverseIterator(List<E> list) {
90093ee56c0d Full-fledged test repo to follow file history. Investigating iteration direction alternatives (from new to old in addition to existing old to new)
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diff changeset
568 listIterator = list.listIterator(list.size());
90093ee56c0d Full-fledged test repo to follow file history. Investigating iteration direction alternatives (from new to old in addition to existing old to new)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 509
diff changeset
569 }
90093ee56c0d Full-fledged test repo to follow file history. Investigating iteration direction alternatives (from new to old in addition to existing old to new)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 509
diff changeset
570
90093ee56c0d Full-fledged test repo to follow file history. Investigating iteration direction alternatives (from new to old in addition to existing old to new)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 509
diff changeset
571 public boolean hasNext() {
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
572 return listIterator.hasPrevious();
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 509
diff changeset
573 }
90093ee56c0d Full-fledged test repo to follow file history. Investigating iteration direction alternatives (from new to old in addition to existing old to new)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 509
diff changeset
574 public E next() {
90093ee56c0d Full-fledged test repo to follow file history. Investigating iteration direction alternatives (from new to old in addition to existing old to new)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 509
diff changeset
575 return listIterator.previous();
90093ee56c0d Full-fledged test repo to follow file history. Investigating iteration direction alternatives (from new to old in addition to existing old to new)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 509
diff changeset
576 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 509
diff changeset
577 public void remove() {
90093ee56c0d Full-fledged test repo to follow file history. Investigating iteration direction alternatives (from new to old in addition to existing old to new)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 509
diff changeset
578 listIterator.remove();
90093ee56c0d Full-fledged test repo to follow file history. Investigating iteration direction alternatives (from new to old in addition to existing old to new)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 509
diff changeset
579 }
90093ee56c0d Full-fledged test repo to follow file history. Investigating iteration direction alternatives (from new to old in addition to existing old to new)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 509
diff changeset
580 }
90093ee56c0d Full-fledged test repo to follow file history. Investigating iteration direction alternatives (from new to old in addition to existing old to new)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 509
diff changeset
581
507
a6435c1a42d0 Test for HgChangesetTreeHandler - make sure nothing is broken prior to adding --follow support
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
582 /**
528
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
583 * Utility to build sequence of file renames
507
a6435c1a42d0 Test for HgChangesetTreeHandler - make sure nothing is broken prior to adding --follow support
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
584 */
528
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
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parents: 526
diff changeset
585 private class FileRenameQueueBuilder {
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
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parents: 526
diff changeset
586
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
587 /**
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
588 * Follows file renames and build a list of all corresponding file nodes and revisions they were
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
589 * copied/renamed/branched at (IOW, their latest revision to look at).
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
590 *
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
591 * @param followRename when <code>false</code>, the list contains one element only,
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
592 * file node with the name of the file as it was specified by the user.
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
593 *
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parents: 526
diff changeset
594 * @param followAncestry the most recent file revision reported depends on this parameter,
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
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parents: 526
diff changeset
595 * and it is file revision from working copy parent in there when it's true.
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
596 * <code>null</code> as Pair's second indicates file's TIP revision shall be used.
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
597 *
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parents: 526
diff changeset
598 * TODO may use HgFileRevision (after some refactoring to accept HgDataFile and Nodeid) instead of Pair
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
599 * and possibly reuse this functionality
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
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parents: 526
diff changeset
600 *
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
601 * @return list of file renames, ordered with respect to {@link #iterateDirection}
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parents: 526
diff changeset
602 */
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diff changeset
603 public List<Pair<HgDataFile, Nodeid>> buildFileRenamesQueue() throws HgPathNotFoundException {
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
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parents: 526
diff changeset
604 LinkedList<Pair<HgDataFile, Nodeid>> rv = new LinkedList<Pair<HgDataFile, Nodeid>>();
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parents: 526
diff changeset
605 Nodeid startRev = null;
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parents: 526
diff changeset
606 HgDataFile fileNode = repo.getFileNode(file);
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parents: 526
diff changeset
607 if (!fileNode.exists()) {
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diff changeset
608 throw new HgPathNotFoundException(String.format("File %s not found in the repository", file), file);
514
5dcb4581c8ef Report renames when following file history tree with HgFileRenameHandlerMixin
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parents: 511
diff changeset
609 }
528
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
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parents: 526
diff changeset
610 if (followAncestry) {
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parents: 526
diff changeset
611 // TODO subject to dedicated method either in HgRepository (getWorkingCopyParentRevisionIndex)
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parents: 526
diff changeset
612 // or in the HgDataFile (getWorkingCopyOriginRevision)
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parents: 526
diff changeset
613 Nodeid wdParentChangeset = repo.getWorkingCopyParents().first();
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parents: 526
diff changeset
614 if (!wdParentChangeset.isNull()) {
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parents: 526
diff changeset
615 int wdParentRevIndex = repo.getChangelog().getRevisionIndex(wdParentChangeset);
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parents: 526
diff changeset
616 startRev = repo.getManifest().getFileRevision(wdParentRevIndex, fileNode.getPath());
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parents: 526
diff changeset
617 }
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
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parents: 526
diff changeset
618 // else fall-through, assume null (eventually, lastRevision()) is ok here
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parents: 526
diff changeset
619 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
620 Pair<HgDataFile, Nodeid> p = new Pair<HgDataFile, Nodeid>(fileNode, startRev);
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parents: 526
diff changeset
621 rv.add(p);
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parents: 526
diff changeset
622 if (!followRenames) {
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parents: 526
diff changeset
623 return rv;
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parents: 526
diff changeset
624 }
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parents: 526
diff changeset
625 while (hasOrigin(p)) {
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parents: 526
diff changeset
626 p = origin(p);
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parents: 526
diff changeset
627 if (iterateDirection == HgIterateDirection.OldToNew) {
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parents: 526
diff changeset
628 rv.addFirst(p);
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diff changeset
629 } else {
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parents: 526
diff changeset
630 assert iterateDirection == HgIterateDirection.NewToOld;
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diff changeset
631 rv.addLast(p);
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parents: 526
diff changeset
632 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
633 };
507
a6435c1a42d0 Test for HgChangesetTreeHandler - make sure nothing is broken prior to adding --follow support
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
634 return rv;
a6435c1a42d0 Test for HgChangesetTreeHandler - make sure nothing is broken prior to adding --follow support
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
635 }
528
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
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parents: 526
diff changeset
636
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diff changeset
637 public boolean hasOrigin(Pair<HgDataFile, Nodeid> p) {
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diff changeset
638 return p.first().isCopy();
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diff changeset
639 }
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parents: 526
diff changeset
640
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diff changeset
641 public Pair<HgDataFile, Nodeid> origin(Pair<HgDataFile, Nodeid> p) {
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diff changeset
642 HgDataFile fileNode = p.first();
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parents: 526
diff changeset
643 assert fileNode.isCopy();
514
5dcb4581c8ef Report renames when following file history tree with HgFileRenameHandlerMixin
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 511
diff changeset
644 Path fp = fileNode.getCopySourceName();
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parents: 511
diff changeset
645 Nodeid copyRev = fileNode.getCopySourceRevision();
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parents: 511
diff changeset
646 fileNode = repo.getFileNode(fp);
528
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parents: 526
diff changeset
647 return new Pair<HgDataFile, Nodeid>(fileNode, copyRev);
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parents: 526
diff changeset
648 }
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parents: 526
diff changeset
649
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
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parents: 526
diff changeset
650 /**
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
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651 * Shall report renames based solely on HgFileRenameHandlerMixin presence,
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652 * even if queue didn't get rename information due to followRenames == false
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653 *
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654 * @param queue value from {@link #buildFileRenamesQueue()}
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655 * @param renameHandler may be <code>null</code>
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656 */
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657 public void reportRenameIfNotInQueue(List<Pair<HgDataFile, Nodeid>> queue, HgFileRenameHandlerMixin renameHandler) throws HgCallbackTargetException {
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658 if (renameHandler != null && !followRenames) {
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659 // If followRenames is true, all the historical names were in the queue and are processed already.
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660 // Hence, shall process origin explicitly only when renameHandler is present but followRenames is not requested.
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661 assert queue.size() == 1; // see the way queue is constructed above
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662 Pair<HgDataFile, Nodeid> curRename = queue.get(0);
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663 if (hasOrigin(curRename)) {
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664 Pair<HgDataFile, Nodeid> origin = origin(curRename);
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665 HgFileRevision src, dst;
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666 src = new HgFileRevision(origin.first(), origin.second(), null);
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667 dst = new HgFileRevision(curRename.first(), curRename.first().getRevision(0), src.getPath());
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668 renameHandler.copy(src, dst);
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669 }
510
90093ee56c0d Full-fledged test repo to follow file history. Investigating iteration direction alternatives (from new to old in addition to existing old to new)
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670 }
528
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671 }
507
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672 }
508
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673
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674 private static class TreeBuildInspector implements HgChangelog.ParentInspector, HgChangelog.RevisionInspector {
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675 private final boolean followAncestry;
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676
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677 private HistoryNode[] completeHistory;
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678 private int[] commitRevisions;
509
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679 private List<HistoryNode> resultHistory;
508
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680
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681 TreeBuildInspector(boolean _followAncestry) {
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682 followAncestry = _followAncestry;
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683 }
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684
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685 public void next(int revisionNumber, Nodeid revision, int linkedRevision) {
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686 commitRevisions[revisionNumber] = linkedRevision;
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687 }
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688
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689 public void next(int revisionNumber, Nodeid revision, int parent1, int parent2, Nodeid nidParent1, Nodeid nidParent2) {
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690 HistoryNode p1 = null, p2 = null;
516
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691 // IMPORTANT: method #one(), below, doesn't expect this code expects reasonable values at parent indexes
508
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692 if (parent1 != -1) {
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693 p1 = completeHistory[parent1];
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694 }
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695 if (parent2!= -1) {
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diff changeset
696 p2 = completeHistory[parent2];
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697 }
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698 completeHistory[revisionNumber] = new HistoryNode(commitRevisions[revisionNumber], revision, p1, p2);
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699 }
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700
516
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701 HistoryNode one(HgDataFile fileNode, Nodeid fileRevision) throws HgInvalidControlFileException {
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702 int fileRevIndexToVisit = fileNode.getRevisionIndex(fileRevision);
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703 return one(fileNode, fileRevIndexToVisit);
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704 }
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diff changeset
705
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diff changeset
706 HistoryNode one(HgDataFile fileNode, int fileRevIndexToVisit) throws HgInvalidControlFileException {
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diff changeset
707 resultHistory = null;
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708 if (fileRevIndexToVisit == HgRepository.TIP) {
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709 fileRevIndexToVisit = fileNode.getLastRevision();
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710 }
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diff changeset
711 // still, allocate whole array, for #next to be able to get null parent values
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712 completeHistory = new HistoryNode[fileRevIndexToVisit+1];
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diff changeset
713 commitRevisions = new int[completeHistory.length];
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diff changeset
714 fileNode.indexWalk(fileRevIndexToVisit, fileRevIndexToVisit, this);
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diff changeset
715 // it's only single revision, no need to care about followAncestry
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diff changeset
716 // but won't hurt to keep resultHistory != null and commitRevisions initialized just in case
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diff changeset
717 HistoryNode rv = completeHistory[fileRevIndexToVisit];
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diff changeset
718 commitRevisions = new int[] { commitRevisions[fileRevIndexToVisit] };
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diff changeset
719 completeHistory = null; // no need to keep almost empty array in memory
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diff changeset
720 resultHistory = Collections.singletonList(rv);
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diff changeset
721 return rv;
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diff changeset
722 }
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diff changeset
723
508
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diff changeset
724 /**
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diff changeset
725 * Builds history of file changes (in natural order, from oldest to newest) up to (and including) file revision specified.
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diff changeset
726 * If {@link TreeBuildInspector} follows ancestry, only elements that are on the line of ancestry of the revision at
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diff changeset
727 * lastRevisionIndex would be included.
509
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diff changeset
728 *
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parents: 508
diff changeset
729 * @return list of history elements, from oldest to newest. In case {@link #followAncestry} is <code>true</code>, the list
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diff changeset
730 * is modifiable (to further augment with last/first elements of renamed file histories)
508
ca5202afea90 Support follow history option when walking file history tree
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diff changeset
731 */
514
5dcb4581c8ef Report renames when following file history tree with HgFileRenameHandlerMixin
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parents: 511
diff changeset
732 List<HistoryNode> go(HgDataFile fileNode, Nodeid fileLastRevisionToVisit) throws HgInvalidControlFileException {
509
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diff changeset
733 resultHistory = null;
514
5dcb4581c8ef Report renames when following file history tree with HgFileRenameHandlerMixin
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parents: 511
diff changeset
734 int fileLastRevIndexToVisit = fileLastRevisionToVisit == null ? fileNode.getLastRevision() : fileNode.getRevisionIndex(fileLastRevisionToVisit);
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diff changeset
735 completeHistory = new HistoryNode[fileLastRevIndexToVisit+1];
508
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diff changeset
736 commitRevisions = new int[completeHistory.length];
514
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diff changeset
737 fileNode.indexWalk(0, fileLastRevIndexToVisit, this);
508
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diff changeset
738 if (!followAncestry) {
509
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diff changeset
739 // in case when ancestor not followed, it's safe to return unmodifiable list
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diff changeset
740 resultHistory = Arrays.asList(completeHistory);
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diff changeset
741 completeHistory = null;
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diff changeset
742 // keep commitRevisions initialized, no need to recalculate them
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diff changeset
743 // as they correspond 1:1 to resultHistory
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diff changeset
744 return resultHistory;
508
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diff changeset
745 }
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diff changeset
746 /*
509
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diff changeset
747 * Changesets, newest at the top:
508
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diff changeset
748 * o <-- cset from working dir parent (as in dirstate), file not changed (file revision recorded points to that from A)
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diff changeset
749 * | x <-- revision with file changed (B')
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diff changeset
750 * x / <-- revision with file changed (A)
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diff changeset
751 * | x <-- revision with file changed (B)
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diff changeset
752 * |/
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diff changeset
753 * o <-- another changeset, where file wasn't changed
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diff changeset
754 * |
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diff changeset
755 * x <-- revision with file changed (C)
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diff changeset
756 *
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diff changeset
757 * File history: B', A, B, C
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diff changeset
758 *
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diff changeset
759 * When "follow", SHALL NOT report B and B', but A and C
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diff changeset
760 */
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diff changeset
761 // strippedHistory: only those HistoryNodes from completeHistory that are on the same
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diff changeset
762 // line of descendant, in order from older to newer
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diff changeset
763 LinkedList<HistoryNode> strippedHistoryList = new LinkedList<HistoryNode>();
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diff changeset
764 LinkedList<HistoryNode> queue = new LinkedList<HistoryNode>();
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diff changeset
765 // look for ancestors of the selected history node
514
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 511
diff changeset
766 queue.add(completeHistory[fileLastRevIndexToVisit]);
508
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parents: 507
diff changeset
767 do {
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parents: 507
diff changeset
768 HistoryNode withFileChange = queue.removeFirst();
511
122e0600799f Respect multiple joins/forks in a history of a single file
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 510
diff changeset
769 if (strippedHistoryList.contains(withFileChange)) {
122e0600799f Respect multiple joins/forks in a history of a single file
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 510
diff changeset
770 // fork point for the change that was later merged (and we traced
122e0600799f Respect multiple joins/forks in a history of a single file
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 510
diff changeset
771 // both lines of development by now.
122e0600799f Respect multiple joins/forks in a history of a single file
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 510
diff changeset
772 continue;
122e0600799f Respect multiple joins/forks in a history of a single file
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 510
diff changeset
773 }
508
ca5202afea90 Support follow history option when walking file history tree
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
774 if (withFileChange.children != null) {
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parents: 507
diff changeset
775 withFileChange.children.retainAll(strippedHistoryList);
ca5202afea90 Support follow history option when walking file history tree
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parents: 507
diff changeset
776 }
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parents: 507
diff changeset
777 strippedHistoryList.addFirst(withFileChange);
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parents: 507
diff changeset
778 if (withFileChange.parent1 != null) {
ca5202afea90 Support follow history option when walking file history tree
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parents: 507
diff changeset
779 queue.addLast(withFileChange.parent1);
ca5202afea90 Support follow history option when walking file history tree
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parents: 507
diff changeset
780 }
ca5202afea90 Support follow history option when walking file history tree
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parents: 507
diff changeset
781 if (withFileChange.parent2 != null) {
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
782 queue.addLast(withFileChange.parent2);
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parents: 507
diff changeset
783 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
784 } while (!queue.isEmpty());
511
122e0600799f Respect multiple joins/forks in a history of a single file
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parents: 510
diff changeset
785 Collections.sort(strippedHistoryList, new Comparator<HistoryNode>() {
122e0600799f Respect multiple joins/forks in a history of a single file
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 510
diff changeset
786
122e0600799f Respect multiple joins/forks in a history of a single file
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 510
diff changeset
787 public int compare(HistoryNode o1, HistoryNode o2) {
122e0600799f Respect multiple joins/forks in a history of a single file
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 510
diff changeset
788 return o1.changeset - o2.changeset;
122e0600799f Respect multiple joins/forks in a history of a single file
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 510
diff changeset
789 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 510
diff changeset
790 });
508
ca5202afea90 Support follow history option when walking file history tree
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
791 completeHistory = null;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
792 commitRevisions = null;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
793 // collected values are no longer valid - shall
ca5202afea90 Support follow history option when walking file history tree
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
794 // strip off elements for missing HistoryNodes, but it's easier just to re-create the array
509
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
795 // from resultHistory later, once (and if) needed
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
796 return resultHistory = strippedHistoryList;
508
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parents: 507
diff changeset
797 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
798
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
799 /**
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
800 * handy access to all HistoryNode[i].changeset values
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parents: 507
diff changeset
801 */
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parents: 507
diff changeset
802 int[] getCommitRevisions() {
509
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
803 if (commitRevisions == null) {
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
804 commitRevisions = new int[resultHistory.size()];
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
805 int i = 0;
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
806 for (HistoryNode n : resultHistory) {
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
807 commitRevisions[i++] = n.changeset;
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
808 }
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
809 }
508
ca5202afea90 Support follow history option when walking file history tree
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
810 return commitRevisions;
ca5202afea90 Support follow history option when walking file history tree
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
811 }
ca5202afea90 Support follow history option when walking file history tree
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
812 };
ca5202afea90 Support follow history option when walking file history tree
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
813
516
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
814 private abstract class HandlerDispatcher {
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
815 private final int CACHE_CSET_IN_ADVANCE_THRESHOLD = 100; /* XXX is it really worth it? */
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
816 // builds tree of nodes according to parents in file's revlog
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
817 private final TreeBuildInspector treeBuildInspector = new TreeBuildInspector(followAncestry);
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parents: 515
diff changeset
818 private List<HistoryNode> changeHistory;
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
819 protected ElementImpl ei = null;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
820 private ProgressSupport progress;
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
821 protected HgDataFile currentFileNode;
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
822 // node where current file history chunk intersects with same file under other name history
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
823 // either mock of B(0) or A(k), depending on iteration order
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
824 private HistoryNode junctionNode;
528
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
825 // initialized when there's HgFileRenameHandlerMixin
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
826 private HgFileRevision copiedFrom, copiedTo;
516
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
827
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
828 // parentProgress shall be initialized with 4 XXX refactor all this stuff with parentProgress
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
829 public void prepare(ProgressSupport parentProgress, Pair<HgDataFile, Nodeid> renameInfo) {
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
830 // if we don't followAncestry, take complete history
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
831 // XXX treeBuildInspector knows followAncestry, perhaps the logic
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
832 // whether to take specific revision or the last one shall be there?
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
833 changeHistory = treeBuildInspector.go(renameInfo.first(), followAncestry ? renameInfo.second() : null);
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
834 assert changeHistory.size() > 0;
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
835 parentProgress.worked(1);
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
836 int historyNodeCount = changeHistory.size();
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
837 if (ei == null) {
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
838 // when follow is true, changeHistory.size() of the first revision might be quite short
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
839 // (e.g. bad fname recognized soon), hence ensure at least cache size at once
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
840 ei = new ElementImpl(Math.max(CACHE_CSET_IN_ADVANCE_THRESHOLD, historyNodeCount));
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
841 }
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
842 if (historyNodeCount < CACHE_CSET_IN_ADVANCE_THRESHOLD ) {
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
843 int[] commitRevisions = treeBuildInspector.getCommitRevisions();
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
844 assert commitRevisions.length == changeHistory.size();
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
845 // read bunch of changesets at once and cache 'em
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
846 ei.initTransform();
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
847 repo.getChangelog().range(ei, commitRevisions);
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
848 parentProgress.worked(1);
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
849 progress = new ProgressSupport.Sub(parentProgress, 2);
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
850 } else {
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
851 progress = new ProgressSupport.Sub(parentProgress, 3);
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
852 }
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
853 progress.start(historyNodeCount);
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
854 // switch to present chunk's file node
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
855 switchTo(renameInfo.first());
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
856 }
528
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
857
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
858 public void updateJunctionPoint(Pair<HgDataFile, Nodeid> curRename, Pair<HgDataFile, Nodeid> nextRename, boolean needCopyFromTo) {
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
859 copiedFrom = copiedTo = null;
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
860 //
516
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
861 // A (old) renamed to B(new). A(0..k..n) -> B(0..m). If followAncestry, k == n
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
862 // curRename.second() points to A(k)
522
2103388d4010 Expose option to report changesets in reversed order
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 520
diff changeset
863 if (iterateDirection == HgIterateDirection.OldToNew) {
516
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
864 // looking at A chunk (curRename), nextRename points to B
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
865 HistoryNode junctionSrc = findJunctionPointInCurrentChunk(curRename.second()); // A(k)
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
866 HistoryNode junctionDestMock = treeBuildInspector.one(nextRename.first(), 0); // B(0)
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
867 // junstionDestMock is mock object, once we iterate next rename, there'd be different HistoryNode
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
868 // for B's first revision. This means we read it twice, but this seems to be reasonable
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
869 // price for simplicity of the code (and opportunity to follow renames while not following ancestry)
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
870 junctionSrc.bindChild(junctionDestMock);
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
871 // Save mock A(k) 1) not to keep whole A history in memory 2) Don't need it's parent and children once get to B
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
872 // moreover, children of original A(k) (junctionSrc) would list mock B(0) which is undesired once we iterate over real B
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
873 junctionNode = new HistoryNode(junctionSrc.changeset, junctionSrc.fileRevision, null, null);
528
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
874 if (needCopyFromTo) {
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
875 copiedFrom = new HgFileRevision(curRename.first(), junctionNode.fileRevision, null); // "A", A(k)
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
876 copiedTo = new HgFileRevision(nextRename.first(), junctionDestMock.fileRevision, copiedFrom.getPath()); // "B", B(0)
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
877 }
516
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
878 } else {
522
2103388d4010 Expose option to report changesets in reversed order
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 520
diff changeset
879 assert iterateDirection == HgIterateDirection.NewToOld;
516
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
880 // looking at B chunk (curRename), nextRename points at A
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
881 HistoryNode junctionDest = changeHistory.get(0); // B(0)
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
882 // prepare mock A(k)
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
883 HistoryNode junctionSrcMock = treeBuildInspector.one(nextRename.first(), nextRename.second()); // A(k)
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
884 // B(0) to list A(k) as its parent
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
885 // NOTE, A(k) would be different when we reach A chunk on the next iteration,
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
886 // but we do not care as long as TreeElement needs only parent/child changesets
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
887 // and not other TreeElements; so that it's enough to have mock parent node (just
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
888 // for the sake of parent cset revisions). We have to, indeed, update real A(k),
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
889 // once we get to iteration over A, with B(0) (junctionDest) as one more child.
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
890 junctionSrcMock.bindChild(junctionDest);
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
891 // Save mock B(0), for reasons see above for opposite direction
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
892 junctionNode = new HistoryNode(junctionDest.changeset, junctionDest.fileRevision, null, null);
528
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
893 if (needCopyFromTo) {
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
894 copiedFrom = new HgFileRevision(nextRename.first(), junctionSrcMock.fileRevision, null); // "A", A(k)
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
895 copiedTo = new HgFileRevision(curRename.first(), junctionNode.fileRevision, copiedFrom.getPath()); // "B", B(0)
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
896 }
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
897 }
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
898 }
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
899
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
900 public void reportRenames(HgFileRenameHandlerMixin renameHandler) throws HgCallbackTargetException {
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
901 if (renameHandler != null) { // shall report renames
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
902 assert copiedFrom != null;
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
903 assert copiedTo != null;
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
904 renameHandler.copy(copiedFrom, copiedTo);
516
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
905 }
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
906 }
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
907
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
908 public void clearJunctionPoint() {
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
909 junctionNode = null;
528
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
910 copiedFrom = copiedTo = null;
516
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
911 }
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
912
528
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
913 /**
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
914 * Replace mock src/dest HistoryNode connected to junctionNode with a real one
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
915 */
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
916 public void connectWithLastJunctionPoint(Pair<HgDataFile, Nodeid> curRename, Pair<HgDataFile, Nodeid> prevRename) {
516
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
917 assert junctionNode != null;
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
918 // A renamed to B. A(0..k..n) -> B(0..m). If followAncestry: k == n
522
2103388d4010 Expose option to report changesets in reversed order
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 520
diff changeset
919 if (iterateDirection == HgIterateDirection.OldToNew) {
516
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
920 // forward, from old to new:
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
921 // changeHistory points to B
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
922 // Already reported: A(0)..A(n), A(k) is in junctionNode
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
923 // Shall connect histories: A(k).bind(B(0))
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
924 HistoryNode junctionDest = changeHistory.get(0); // B(0)
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
925 // junctionNode is A(k)
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
926 junctionNode.bindChild(junctionDest);
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
927 } else {
522
2103388d4010 Expose option to report changesets in reversed order
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 520
diff changeset
928 assert iterateDirection == HgIterateDirection.NewToOld;
516
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
929 // changeHistory points to A
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
930 // Already reported B(m), B(m-1)...B(0), B(0) is in junctionNode
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
931 // Shall connect histories A(k).bind(B(0))
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
932 // if followAncestry: A(k) is latest in changeHistory (k == n)
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
933 HistoryNode junctionSrc = findJunctionPointInCurrentChunk(curRename.second()); // A(k)
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
934 junctionSrc.bindChild(junctionNode);
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
935 }
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
936 }
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
937
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
938 private HistoryNode findJunctionPointInCurrentChunk(Nodeid fileRevision) {
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
939 if (followAncestry) {
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
940 // use the fact we don't go past junction point when followAncestry == true
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
941 HistoryNode rv = changeHistory.get(changeHistory.size() - 1);
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
942 assert rv.fileRevision.equals(fileRevision);
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
943 return rv;
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
944 }
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
945 for (HistoryNode n : changeHistory) {
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
946 if (n.fileRevision.equals(fileRevision)) {
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
947 return n;
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
948 }
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
949 }
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
950 int csetStart = changeHistory.get(0).changeset;
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
951 int csetEnd = changeHistory.get(changeHistory.size() - 1).changeset;
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
952 throw new HgInvalidStateException(String.format("For change history (cset[%d..%d]) could not find node for file change %s", csetStart, csetEnd, fileRevision.shortNotation()));
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
953 }
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
954
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
955 protected abstract void once(HistoryNode n) throws HgCallbackTargetException, CancelledException;
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
956
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
957 public void dispatchAllChanges() throws HgCallbackTargetException, CancelledException {
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
958 // XXX shall sort changeHistory according to changeset numbers?
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
959 Iterator<HistoryNode> it;
522
2103388d4010 Expose option to report changesets in reversed order
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 520
diff changeset
960 if (iterateDirection == HgIterateDirection.OldToNew) {
516
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
961 it = changeHistory.listIterator();
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
962 } else {
522
2103388d4010 Expose option to report changesets in reversed order
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 520
diff changeset
963 assert iterateDirection == HgIterateDirection.NewToOld;
516
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
964 it = new ReverseIterator<HistoryNode>(changeHistory);
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
965 }
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
966 while(it.hasNext()) {
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
967 HistoryNode n = it.next();
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
968 once(n);
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
969 progress.worked(1);
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
970 }
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
971 changeHistory = null;
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
972 }
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
973
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
974 public void switchTo(HgDataFile df) {
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
975 // from now on, use df in TreeElement
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
976 currentFileNode = df;
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
977 }
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
978 }
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
979
507
a6435c1a42d0 Test for HgChangesetTreeHandler - make sure nothing is broken prior to adding --follow support
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
980
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
981 //
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
982
520
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
983 private class FilteringInspector extends AdapterPlug implements HgChangelog.Inspector, Adaptable {
518
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
984
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
985 private int firstCset = BAD_REVISION, lastCset = BAD_REVISION;
520
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diff changeset
986 private HgChangelog.Inspector delegate;
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
987 // we use lifecycle to stop when limit is reached.
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
988 // delegate, however, may use lifecycle, too, so give it a chance
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
989 private LifecycleProxy lifecycleProxy;
518
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
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diff changeset
990
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
991 // limit to changesets in this range only
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
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diff changeset
992 public void changesets(int start, int end) {
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
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diff changeset
993 firstCset = start;
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
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parents: 517
diff changeset
994 lastCset = end;
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
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diff changeset
995 }
520
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
996
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
997 public void delegateTo(HgChangelog.Inspector inspector) {
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
998 delegate = inspector;
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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parents: 518
diff changeset
999 // let delegate control life cycle, too
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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parents: 518
diff changeset
1000 if (lifecycleProxy == null) {
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
1001 super.attachAdapter(Lifecycle.class, lifecycleProxy = new LifecycleProxy(inspector));
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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parents: 518
diff changeset
1002 } else {
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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parents: 518
diff changeset
1003 lifecycleProxy.init(inspector);
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
1004 }
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
1005 }
518
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
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diff changeset
1006
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
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diff changeset
1007 public void next(int revisionNumber, Nodeid nodeid, RawChangeset cset) {
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
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diff changeset
1008 if (limit > 0 && count >= limit) {
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1009 return;
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
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parents: 517
diff changeset
1010 }
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
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parents: 517
diff changeset
1011 // XXX may benefit from optional interface with #isInterested(int csetRev) - to avoid
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1012 // RawChangeset instantiation
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1013 if (firstCset != BAD_REVISION && revisionNumber < firstCset) {
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1014 return;
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1015 }
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1016 if (lastCset != BAD_REVISION && revisionNumber > lastCset) {
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1017 return;
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1018 }
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1019 if (branches != null && !branches.contains(cset.branch())) {
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1020 return;
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1021 }
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1022 if (users != null) {
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1023 String csetUser = cset.user().toLowerCase();
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1024 boolean found = false;
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1025 for (String u : users) {
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1026 if (csetUser.indexOf(u) != -1) {
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1027 found = true;
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1028 break;
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1029 }
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1030 }
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1031 if (!found) {
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1032 return;
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1033 }
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1034 }
518
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1035 if (date != null) {
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1036 // TODO post-1.0 implement date support for log
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1037 }
520
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
1038 delegate.next(revisionNumber, nodeid, cset);
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
1039 count++;
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
1040 if (limit > 0 && count >= limit) {
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
1041 lifecycleProxy.stop();
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1042 }
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1043 }
520
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
1044 }
518
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1045
432
1fc0da631200 Revlog.ParentWalker helper class got promoted as TLC, renamed to HgParentChildMap
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 431
diff changeset
1046 private HgParentChildMap<HgChangelog> getParentHelper(boolean create) throws HgInvalidControlFileException {
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1047 if (parentHelper == null && create) {
432
1fc0da631200 Revlog.ParentWalker helper class got promoted as TLC, renamed to HgParentChildMap
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 431
diff changeset
1048 parentHelper = new HgParentChildMap<HgChangelog>(repo.getChangelog());
195
c9b305df0b89 Optimization: use ParentWalker to get changeset's parents, if possible. Do not keep duplicating nodeids and strings in manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 193
diff changeset
1049 parentHelper.init();
c9b305df0b89 Optimization: use ParentWalker to get changeset's parents, if possible. Do not keep duplicating nodeids and strings in manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 193
diff changeset
1050 }
c9b305df0b89 Optimization: use ParentWalker to get changeset's parents, if possible. Do not keep duplicating nodeids and strings in manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 193
diff changeset
1051 return parentHelper;
c9b305df0b89 Optimization: use ParentWalker to get changeset's parents, if possible. Do not keep duplicating nodeids and strings in manifest revisions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 193
diff changeset
1052 }
520
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
1053
205
ffc5f6d59f7e HgLogCommand.Handler is used in few places, pull up to top-level class, HgChangesetHandler
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 195
diff changeset
1054 public static class CollectHandler implements HgChangesetHandler {
129
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 126
diff changeset
1055 private final List<HgChangeset> result = new LinkedList<HgChangeset>();
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1056
129
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 126
diff changeset
1057 public List<HgChangeset> getChanges() {
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1058 return Collections.unmodifiableList(result);
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1059 }
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1060
427
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 424
diff changeset
1061 public void cset(HgChangeset changeset) {
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1062 result.add(changeset.clone());
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1063 }
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1064 }
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1065
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
1066 private static class HistoryNode {
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diff changeset
1067 final int changeset;
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diff changeset
1068 final Nodeid fileRevision;
509
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
1069 HistoryNode parent1; // there's special case when we can alter it, see #bindChild()
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
1070 final HistoryNode parent2;
328
a674b8590362 Move file tree history to upper API level
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diff changeset
1071 List<HistoryNode> children;
a674b8590362 Move file tree history to upper API level
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diff changeset
1072
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
1073 HistoryNode(int cs, Nodeid revision, HistoryNode p1, HistoryNode p2) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1074 changeset = cs;
a674b8590362 Move file tree history to upper API level
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diff changeset
1075 fileRevision = revision;
a674b8590362 Move file tree history to upper API level
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diff changeset
1076 parent1 = p1;
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diff changeset
1077 parent2 = p2;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1078 if (p1 != null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1079 p1.addChild(this);
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1080 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1081 if (p2 != null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1082 p2.addChild(this);
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1083 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1084 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1085
509
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
1086 private void addChild(HistoryNode child) {
328
a674b8590362 Move file tree history to upper API level
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parents: 322
diff changeset
1087 if (children == null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1088 children = new ArrayList<HistoryNode>(2);
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1089 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1090 children.add(child);
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1091 }
509
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
1092
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
1093 /**
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
1094 * method to merge two history chunks for renamed file so that
517
9922d1f7cb2a Update test to use new command configuration argument (used to have followAncestry == true by default)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 516
diff changeset
1095 * this node's history continues (or forks, if we don't followAncestry)
9922d1f7cb2a Update test to use new command configuration argument (used to have followAncestry == true by default)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 516
diff changeset
1096 * with that of child
509
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
1097 * @param child
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
1098 */
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
1099 public void bindChild(HistoryNode child) {
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
1100 assert child.parent1 == null && child.parent2 == null;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
1101 child.parent1 = this;
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
1102 addChild(child);
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
1103 }
511
122e0600799f Respect multiple joins/forks in a history of a single file
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 510
diff changeset
1104
122e0600799f Respect multiple joins/forks in a history of a single file
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 510
diff changeset
1105 public String toString() {
122e0600799f Respect multiple joins/forks in a history of a single file
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 510
diff changeset
1106 return String.format("<cset:%d, parents: %s, %s>", changeset, parent1 == null ? "-" : String.valueOf(parent1.changeset), parent2 == null ? "-" : String.valueOf(parent2.changeset));
122e0600799f Respect multiple joins/forks in a history of a single file
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parents: 510
diff changeset
1107 }
328
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diff changeset
1108 }
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diff changeset
1109
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diff changeset
1110 private class ElementImpl implements HgChangesetTreeHandler.TreeElement, HgChangelog.Inspector {
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diff changeset
1111 private HistoryNode historyNode;
515
e6c8b9b654b2 Provide access to HgDataFile being iterated into HgChangesetTreeHandler.TreeElement to give context for renamed files
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parents: 514
diff changeset
1112 private HgDataFile fileNode;
328
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diff changeset
1113 private Pair<HgChangeset, HgChangeset> parents;
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diff changeset
1114 private List<HgChangeset> children;
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diff changeset
1115 private IntMap<HgChangeset> cachedChangesets;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
1116 private ChangesetTransformer.Transformation transform;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
1117 private Nodeid changesetRevision;
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diff changeset
1118 private Pair<Nodeid,Nodeid> parentRevisions;
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diff changeset
1119 private List<Nodeid> childRevisions;
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diff changeset
1120
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diff changeset
1121 public ElementImpl(int total) {
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diff changeset
1122 cachedChangesets = new IntMap<HgChangeset>(total);
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diff changeset
1123 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
1124
515
e6c8b9b654b2 Provide access to HgDataFile being iterated into HgChangesetTreeHandler.TreeElement to give context for renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 514
diff changeset
1125 ElementImpl init(HistoryNode n, HgDataFile df) {
328
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diff changeset
1126 historyNode = n;
515
e6c8b9b654b2 Provide access to HgDataFile being iterated into HgChangesetTreeHandler.TreeElement to give context for renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 514
diff changeset
1127 fileNode = df;
328
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diff changeset
1128 parents = null;
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diff changeset
1129 children = null;
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diff changeset
1130 changesetRevision = null;
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diff changeset
1131 parentRevisions = null;
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parents: 322
diff changeset
1132 childRevisions = null;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1133 return this;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1134 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
1135
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
1136 public Nodeid fileRevision() {
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
1137 return historyNode.fileRevision;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1138 }
515
e6c8b9b654b2 Provide access to HgDataFile being iterated into HgChangesetTreeHandler.TreeElement to give context for renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 514
diff changeset
1139
e6c8b9b654b2 Provide access to HgDataFile being iterated into HgChangesetTreeHandler.TreeElement to give context for renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 514
diff changeset
1140 public HgDataFile file() {
e6c8b9b654b2 Provide access to HgDataFile being iterated into HgChangesetTreeHandler.TreeElement to give context for renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 514
diff changeset
1141 return fileNode;
e6c8b9b654b2 Provide access to HgDataFile being iterated into HgChangesetTreeHandler.TreeElement to give context for renamed files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 514
diff changeset
1142 }
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1143
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: 419
diff changeset
1144 public HgChangeset changeset() {
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1145 return get(historyNode.changeset)[0];
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1146 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1147
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: 419
diff changeset
1148 public Pair<HgChangeset, HgChangeset> parents() {
328
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1149 if (parents != null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1150 return parents;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1151 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1152 HistoryNode p;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1153 final int p1, p2;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1154 if ((p = historyNode.parent1) != null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1155 p1 = p.changeset;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1156 } else {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1157 p1 = -1;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1158 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1159 if ((p = historyNode.parent2) != null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1160 p2 = p.changeset;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1161 } else {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1162 p2 = -1;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1163 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1164 HgChangeset[] r = get(p1, p2);
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1165 return parents = new Pair<HgChangeset, HgChangeset>(r[0], r[1]);
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1166 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1167
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: 419
diff changeset
1168 public Collection<HgChangeset> children() {
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1169 if (children != null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1170 return children;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1171 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1172 if (historyNode.children == null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1173 children = Collections.emptyList();
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1174 } else {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1175 int[] childrentChangesetNumbers = new int[historyNode.children.size()];
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1176 int j = 0;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1177 for (HistoryNode hn : historyNode.children) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1178 childrentChangesetNumbers[j++] = hn.changeset;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1179 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1180 children = Arrays.asList(get(childrentChangesetNumbers));
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1181 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1182 return children;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1183 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1184
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1185 void populate(HgChangeset cs) {
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1186 cachedChangesets.put(cs.getRevisionIndex(), cs);
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1187 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1188
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: 419
diff changeset
1189 private HgChangeset[] get(int... changelogRevisionIndex) {
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1190 HgChangeset[] rv = new HgChangeset[changelogRevisionIndex.length];
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1191 IntVector misses = new IntVector(changelogRevisionIndex.length, -1);
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1192 for (int i = 0; i < changelogRevisionIndex.length; i++) {
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1193 if (changelogRevisionIndex[i] == -1) {
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1194 rv[i] = null;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1195 continue;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1196 }
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1197 HgChangeset cached = cachedChangesets.get(changelogRevisionIndex[i]);
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1198 if (cached != null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1199 rv[i] = cached;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1200 } else {
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1201 misses.add(changelogRevisionIndex[i]);
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1202 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1203 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1204 if (misses.size() > 0) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1205 final int[] changesets2read = misses.toArray();
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1206 initTransform();
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1207 repo.getChangelog().range(this, changesets2read);
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1208 for (int changeset2read : changesets2read) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1209 HgChangeset cs = cachedChangesets.get(changeset2read);
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1210 if (cs == null) {
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 419
diff changeset
1211 HgInvalidStateException t = new HgInvalidStateException(String.format("Can't get changeset for revision %d", changeset2read));
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: 419
diff changeset
1212 throw t.setRevisionIndex(changeset2read);
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1213 }
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1214 // HgChangelog.range may reorder changesets according to their order in the changelog
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1215 // thus need to find original index
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1216 boolean sanity = false;
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1217 for (int i = 0; i < changelogRevisionIndex.length; i++) {
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1218 if (changelogRevisionIndex[i] == cs.getRevisionIndex()) {
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1219 rv[i] = cs;
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1220 sanity = true;
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1221 break;
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1222 }
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1223 }
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1224 if (!sanity) {
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: 457
diff changeset
1225 repo.getSessionContext().getLog().dump(getClass(), Error, "Index of revision %d:%s doesn't match any of requested", cs.getRevisionIndex(), cs.getNodeid().shortNotation());
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1226 }
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1227 assert sanity;
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1228 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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1229 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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1230 return rv;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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1231 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
1232
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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1233 // init only when needed
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: 419
diff changeset
1234 void initTransform() throws HgRuntimeException {
328
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
1235 if (transform == null) {
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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1236 transform = new ChangesetTransformer.Transformation(new HgStatusCollector(repo)/*XXX try to reuse from context?*/, getParentHelper(false));
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1237 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1238 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
1239
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diff changeset
1240 public void next(int revisionNumber, Nodeid nodeid, RawChangeset cset) {
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1241 HgChangeset cs = transform.handle(revisionNumber, nodeid, cset);
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parents: 322
diff changeset
1242 populate(cs.clone());
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1243 }
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diff changeset
1244
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>
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diff changeset
1245 public Nodeid changesetRevision() {
328
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diff changeset
1246 if (changesetRevision == null) {
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
1247 changesetRevision = getRevision(historyNode.changeset);
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diff changeset
1248 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
1249 return changesetRevision;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1250 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1251
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: 419
diff changeset
1252 public Pair<Nodeid, Nodeid> parentRevisions() {
328
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parents: 322
diff changeset
1253 if (parentRevisions == null) {
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1254 HistoryNode p;
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diff changeset
1255 final Nodeid p1, p2;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1256 if ((p = historyNode.parent1) != null) {
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1257 p1 = getRevision(p.changeset);
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1258 } else {
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parents: 322
diff changeset
1259 p1 = Nodeid.NULL;;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1260 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1261 if ((p = historyNode.parent2) != null) {
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parents: 322
diff changeset
1262 p2 = getRevision(p.changeset);
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1263 } else {
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parents: 322
diff changeset
1264 p2 = Nodeid.NULL;
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parents: 322
diff changeset
1265 }
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diff changeset
1266 parentRevisions = new Pair<Nodeid, Nodeid>(p1, p2);
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parents: 322
diff changeset
1267 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1268 return parentRevisions;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1269 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1270
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: 419
diff changeset
1271 public Collection<Nodeid> childRevisions() {
328
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parents: 322
diff changeset
1272 if (childRevisions != null) {
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1273 return childRevisions;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1274 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1275 if (historyNode.children == null) {
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1276 childRevisions = Collections.emptyList();
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1277 } else {
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parents: 322
diff changeset
1278 ArrayList<Nodeid> rv = new ArrayList<Nodeid>(historyNode.children.size());
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parents: 322
diff changeset
1279 for (HistoryNode hn : historyNode.children) {
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parents: 322
diff changeset
1280 rv.add(getRevision(hn.changeset));
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1281 }
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parents: 322
diff changeset
1282 childRevisions = Collections.unmodifiableList(rv);
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parents: 322
diff changeset
1283 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1284 return childRevisions;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1285 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1286
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1287 // reading nodeid involves reading index only, guess, can afford not to optimize multiple reads
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: 419
diff changeset
1288 private Nodeid getRevision(int changelogRevisionNumber) {
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: 419
diff changeset
1289 // TODO post-1.0 pipe through pool
328
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parents: 322
diff changeset
1290 HgChangeset cs = cachedChangesets.get(changelogRevisionNumber);
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parents: 322
diff changeset
1291 if (cs != null) {
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1292 return cs.getNodeid();
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1293 } else {
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1294 return repo.getChangelog().getRevision(changelogRevisionNumber);
328
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1295 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1296 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1297 }
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1298 }