Mercurial > jhg

annotate src/org/tmatesoft/hg/core/HgLogCommand.java @ 582:90df078d6418

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Delegate cancel to original support, do not implement CancelSupport ourselves
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Mon, 22 Apr 2013 19:17:29 +0200
parents e4ee4bf4c7d0
children 43cfa08ff3fd
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;
64
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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
142
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231 */
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232 public HgLogCommand file(String file, boolean followCopyRename) {
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233 Path.Source ps = repo.getSessionContext().getPathFactory();
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234 return file(ps.path(repo.getToRepoPathHelper().rewrite(file)), followCopyRename);
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235 }
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236
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237 /**
516
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238 * Handy analog to {@link #file(Path, boolean, boolean)} when clients' paths come from filesystem and need conversion to repository's
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239 * @return <code>this</code> for convenience
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240 */
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241 public HgLogCommand file(String file, boolean followCopyRename, boolean followFileAncestry) {
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242 Path.Source ps = repo.getSessionContext().getPathFactory();
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243 return file(ps.path(repo.getToRepoPathHelper().rewrite(file)), followCopyRename, followFileAncestry);
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244 }
522
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245
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246 /**
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247 * Specifies order for changesets reported through #execute(...) methods.
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248 * By default, command reports changeset in their natural repository order, older first,
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249 * newer last (i.e. {@link HgIterateDirection#OldToNew}
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250 *
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251 * @param order {@link HgIterateDirection#NewToOld} to get newer revisions first
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252 * @return <code>this</code> for convenience
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253 */
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254 public HgLogCommand order(HgIterateDirection order) {
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255 iterateDirection = order;
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256 return this;
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257 }
516
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258
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259 /**
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260 * Similar to {@link #execute(HgChangesetHandler)}, collects and return result as a list.
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261 *
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262 * @see #execute(HgChangesetHandler)
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263 * @throws HgException subclass thereof to indicate specific issue with the command arguments or repository state
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264 */
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265 public List<HgChangeset> execute() throws HgException {
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266 CollectHandler collector = new CollectHandler();
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267 try {
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268 execute(collector);
423
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269 } catch (HgCallbackTargetException ex) {
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270 // see below for CanceledException
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271 HgInvalidStateException t = new HgInvalidStateException("Internal error");
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272 t.initCause(ex);
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273 throw t;
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274 } catch (CancelledException ex) {
215
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275 // can't happen as long as our CollectHandler doesn't throw any exception
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276 HgInvalidStateException t = new HgInvalidStateException("Internal error");
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277 t.initCause(ex);
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278 throw t;
215
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279 }
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280 return collector.getChanges();
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281 }
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282
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283 /**
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284 * Iterate over range of changesets configured in the command.
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285 *
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286 * @param handler callback to process changesets.
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287 * @throws HgCallbackTargetException propagated exception from the handler
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288 * @throws HgException subclass thereof to indicate specific issue with the command arguments or repository state
380
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289 * @throws CancelledException if execution of the command was cancelled
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290 * @throws IllegalArgumentException when inspector argument is null
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291 * @throws ConcurrentModificationException if this log command instance is already running
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292 */
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293 public void execute(HgChangesetHandler handler) throws HgCallbackTargetException, HgException, CancelledException {
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294 if (handler == null) {
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295 throw new IllegalArgumentException();
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296 }
193
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297 if (csetTransform != null) {
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298 throw new ConcurrentModificationException();
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299 }
559
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300 if (repo.getChangelog().getRevisionCount() == 0) {
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301 return;
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302 }
518
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303 final int lastCset = endRev == TIP ? repo.getChangelog().getLastRevision() : endRev;
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304 // XXX pretty much like HgInternals.checkRevlogRange
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305 if (lastCset < 0 || lastCset > repo.getChangelog().getLastRevision()) {
559
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306 throw new HgBadArgumentException(String.format("Bad value %d for end revision", lastCset), null);
518
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307 }
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308 if (startRev < 0 || startRev > lastCset) {
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309 throw new HgBadArgumentException(String.format("Bad value %d for start revision for range [%1$d..%d]", startRev, lastCset), null);
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310 }
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311 final ProgressSupport progressHelper = getProgressSupport(handler);
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312 final int BATCH_SIZE = 100;
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313 try {
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314 count = 0;
432
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315 HgParentChildMap<HgChangelog> pw = getParentHelper(file == null); // leave it uninitialized unless we iterate whole repo
193
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316 // ChangesetTransfrom creates a blank PathPool, and #file(String, boolean) above
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317 // may utilize it as well. CommandContext? How about StatusCollector there as well?
322
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318 csetTransform = new ChangesetTransformer(repo, handler, pw, progressHelper, getCancelSupport(handler, true));
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319 // FilteringInspector is responsible to check command arguments: users, branches, limit, etc.
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320 // prior to passing cset to next Inspector, which is either (a) collector to reverse cset order, then invokes
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321 // transformer from (b), below, with alternative cset order or (b) transformer to hi-level csets.
518
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322 FilteringInspector filterInsp = new FilteringInspector();
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323 filterInsp.changesets(startRev, lastCset);
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324 if (file == null) {
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325 progressHelper.start(lastCset - startRev + 1);
522
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326 if (iterateDirection == HgIterateDirection.OldToNew) {
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327 filterInsp.delegateTo(csetTransform);
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328 repo.getChangelog().range(startRev, lastCset, filterInsp);
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329 csetTransform.checkFailure();
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330 } else {
522
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331 assert iterateDirection == HgIterateDirection.NewToOld;
520
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332 BatchRangeHelper brh = new BatchRangeHelper(startRev, lastCset, BATCH_SIZE, true);
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333 BatchChangesetInspector batchInspector = new BatchChangesetInspector(Math.min(lastCset-startRev+1, BATCH_SIZE));
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334 filterInsp.delegateTo(batchInspector);
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335 while (brh.hasNext()) {
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336 brh.next();
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diff changeset
337 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
338 for (BatchChangesetInspector.BatchRecord br : batchInspector.iterate(true)) {
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diff changeset
339 csetTransform.next(br.csetIndex, br.csetRevision, br.cset);
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diff changeset
340 csetTransform.checkFailure();
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341 }
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diff changeset
342 batchInspector.reset();
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343 }
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diff changeset
344 }
77
c677e1593919 Moved RevlogStream implementation into .internal
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diff changeset
345 } else {
520
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diff changeset
346 filterInsp.delegateTo(csetTransform);
514
5dcb4581c8ef Report renames when following file history tree with HgFileRenameHandlerMixin
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diff changeset
347 final HgFileRenameHandlerMixin withCopyHandler = Adaptable.Factory.getAdapter(handler, HgFileRenameHandlerMixin.class, null);
528
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348 FileRenameQueueBuilder frqBuilder = new FileRenameQueueBuilder();
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349 List<Pair<HgDataFile, Nodeid>> fileRenames = frqBuilder.buildFileRenamesQueue();
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diff changeset
350 progressHelper.start(fileRenames.size());
518
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351 for (int nameIndex = 0, fileRenamesSize = fileRenames.size(); nameIndex < fileRenamesSize; nameIndex++) {
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352 Pair<HgDataFile, Nodeid> curRename = fileRenames.get(nameIndex);
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353 HgDataFile fileNode = curRename.first();
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diff changeset
354 if (followAncestry) {
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diff changeset
355 TreeBuildInspector treeBuilder = new TreeBuildInspector(followAncestry);
520
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356 @SuppressWarnings("unused")
518
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357 List<HistoryNode> fileAncestry = treeBuilder.go(fileNode, curRename.second());
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358 int[] commitRevisions = narrowChangesetRange(treeBuilder.getCommitRevisions(), startRev, lastCset);
522
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diff changeset
359 if (iterateDirection == HgIterateDirection.OldToNew) {
518
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360 repo.getChangelog().range(filterInsp, commitRevisions);
520
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361 csetTransform.checkFailure();
518
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362 } else {
522
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363 assert iterateDirection == HgIterateDirection.NewToOld;
518
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364 // visit one by one in the opposite direction
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365 for (int i = commitRevisions.length-1; i >= 0; i--) {
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366 int csetWithFileChange = commitRevisions[i];
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367 repo.getChangelog().range(csetWithFileChange, csetWithFileChange, filterInsp);
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368 }
126
b92a638764be Dispatch chnagesets even if Handler is not FileHistoryHandler
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diff changeset
369 }
518
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370 } else {
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diff changeset
371 // 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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diff changeset
372 int fileStartRev = 0; //fileNode.getChangesetRevisionIndex(0) >= startRev
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diff changeset
373 int fileEndRev = fileNode.getLastRevision();
522
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diff changeset
374 if (iterateDirection == HgIterateDirection.OldToNew) {
520
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375 fileNode.history(fileStartRev, fileEndRev, filterInsp);
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diff changeset
376 csetTransform.checkFailure();
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diff changeset
377 } else {
522
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378 assert iterateDirection == HgIterateDirection.NewToOld;
520
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379 BatchRangeHelper brh = new BatchRangeHelper(fileStartRev, fileEndRev, BATCH_SIZE, true);
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380 BatchChangesetInspector batchInspector = new BatchChangesetInspector(Math.min(fileEndRev-fileStartRev+1, BATCH_SIZE));
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diff changeset
381 filterInsp.delegateTo(batchInspector);
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diff changeset
382 while (brh.hasNext()) {
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diff changeset
383 brh.next();
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diff changeset
384 fileNode.history(brh.start(), brh.end(), filterInsp);
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diff changeset
385 for (BatchChangesetInspector.BatchRecord br : batchInspector.iterate(true /*iterateDirection == IterateDirection.FromNewToOld*/)) {
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diff changeset
386 csetTransform.next(br.csetIndex, br.csetRevision, br.cset);
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diff changeset
387 csetTransform.checkFailure();
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diff changeset
388 }
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diff changeset
389 batchInspector.reset();
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390 }
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diff changeset
391 }
518
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392 }
528
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diff changeset
393 if (withCopyHandler != null && nameIndex + 1 < fileRenamesSize) {
518
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diff changeset
394 Pair<HgDataFile, Nodeid> nextRename = fileRenames.get(nameIndex+1);
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diff changeset
395 HgFileRevision src, dst;
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diff changeset
396 // A -> B
522
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diff changeset
397 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
398 // curRename: A, nextRename: B
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diff changeset
399 src = new HgFileRevision(fileNode, curRename.second(), null);
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diff changeset
400 dst = new HgFileRevision(nextRename.first(), nextRename.first().getRevision(0), src.getPath());
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diff changeset
401 } else {
522
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diff changeset
402 assert iterateDirection == HgIterateDirection.NewToOld;
518
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diff changeset
403 // curRename: B, nextRename: A
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diff changeset
404 src = new HgFileRevision(nextRename.first(), nextRename.second(), null);
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diff changeset
405 dst = new HgFileRevision(fileNode, fileNode.getRevision(0), src.getPath());
80
4222b04f34ee Follow history of a file
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diff changeset
406 }
518
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diff changeset
407 withCopyHandler.copy(src, dst);
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
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diff changeset
408 }
528
f7fbf48b9383 Report rename when walking file history regardless of followRenames parameter, solely based on HgFileRenameHandlerMixin presence
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diff changeset
409 progressHelper.worked(1);
518
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
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diff changeset
410 } // for renames
528
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diff changeset
411 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
412 } // 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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diff changeset
413 } 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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diff changeset
414 throw new HgLibraryFailureException(ex);
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
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parents:
diff changeset
415 } finally {
193
37f3d4a596e4 Use common low to hi-level changeset api transformer
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diff changeset
416 csetTransform = null;
215
41a778e3fd31 Issue 5: Facilities for progress and cancellation. More specific exceptions. Exceptions from callbacks as RuntimeException
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diff changeset
417 progressHelper.done();
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
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parents:
diff changeset
418 }
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
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parents:
diff changeset
419 }
328
a674b8590362 Move file tree history to upper API level
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diff changeset
420
520
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diff changeset
421 private static class BatchChangesetInspector extends AdapterPlug implements HgChangelog.Inspector {
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diff changeset
422 private static class BatchRecord {
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diff changeset
423 public final int csetIndex;
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diff changeset
424 public final Nodeid csetRevision;
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diff changeset
425 public final RawChangeset cset;
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diff changeset
426
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
427 public BatchRecord(int index, Nodeid nodeid, RawChangeset changeset) {
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diff changeset
428 csetIndex = index;
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diff changeset
429 csetRevision = nodeid;
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diff changeset
430 cset = changeset;
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diff changeset
431 }
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diff changeset
432 }
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diff changeset
433 private final ArrayList<BatchRecord> batch;
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diff changeset
434
1ee452f31187 Experimental support for inverse direction history walking. Refactored/streamlined cancellation in HgLogCommand and down the stack
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diff changeset
435 public BatchChangesetInspector(int batchSizeHint) {
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diff changeset
436 batch = new ArrayList<BatchRecord>(batchSizeHint);
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diff changeset
437 }
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diff changeset
438
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diff changeset
439 public BatchChangesetInspector reset() {
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diff changeset
440 batch.clear();
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 return this;
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 }
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
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 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
445 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
446 }
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
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 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
449 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
450
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 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
452 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
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 }
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
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 // 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
458 // 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
459 }
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
460
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
461 // 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
462 // 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
463 // 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
464 // 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
465 // 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
466 // 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
467 // 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
468 // }
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
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 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
471 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
472 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
473 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
474 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
475 // 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
476 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
477 }
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 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
479 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
480 }
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 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
482 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
483 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
484 }
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 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
486 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
487 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 }
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 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
490 // 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
491 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
492 }
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 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
494 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
495 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
496 }
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
497
370
a2341e761609 Let callback implementations deliver errors (e,g. own exceptions) to client code
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 368
diff changeset
498 /**
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
499 * 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
500 * 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
501 * 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
502 *
1fcc7f7b6d65 FIXMEs/javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 396
diff changeset
503 * @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
504 * @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
505 * @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
506 * @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
507 * @throws CancelledException if execution of the command was cancelled
402
1fcc7f7b6d65 FIXMEs/javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 396
diff changeset
508 * @throws IllegalArgumentException if command is not satisfied with its arguments
1fcc7f7b6d65 FIXMEs/javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 396
diff changeset
509 * @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
510 */
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
511 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
512 if (handler == null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
513 throw new IllegalArgumentException();
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
514 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
515 if (csetTransform != null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
516 throw new ConcurrentModificationException();
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
517 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
518 if (file == null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
519 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
520 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
521 final ProgressSupport progressHelper = getProgressSupport(handler);
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
522 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
523 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
524
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
525
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
526 // 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
527 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
528
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
529 @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
530 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
531 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
532 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
533 }
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
534 };
508
ca5202afea90 Support follow history option when walking file history tree
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
535
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
536 // 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
537 // 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
538 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
539 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
540 // 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
541 // 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
542 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
543 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
544
514
5dcb4581c8ef Report renames when following file history tree with HgFileRenameHandlerMixin
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 511
diff changeset
545 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
546 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
547 cancelHelper.checkCancelled();
516
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parents: 515
diff changeset
548 if (namesIndex > 0) {
528
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diff changeset
549 dispatcher.connectWithLastJunctionPoint(renameInfo, fileRenamesQueue.get(namesIndex - 1));
509
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parents: 508
diff changeset
550 }
514
5dcb4581c8ef Report renames when following file history tree with HgFileRenameHandlerMixin
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parents: 511
diff changeset
551 if (namesIndex + 1 < renamesQueueSize) {
516
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diff changeset
552 // there's at least one more name we are going to look at
528
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diff changeset
553 dispatcher.updateJunctionPoint(renameInfo, fileRenamesQueue.get(namesIndex+1), renameHandler != null);
509
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parents: 508
diff changeset
554 } else {
516
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diff changeset
555 dispatcher.clearJunctionPoint();
509
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parents: 508
diff changeset
556 }
516
0ae5768081aa Allow walking file rename history independently from file ancestry (native hg log --follow does both at once)
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parents: 515
diff changeset
557 dispatcher.dispatchAllChanges();
528
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diff changeset
558 if (renameHandler != null && namesIndex + 1 < renamesQueueSize) {
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diff changeset
559 dispatcher.reportRenames(renameHandler);
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diff changeset
560 }
514
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diff changeset
561 } // for fileRenamesQueue;
528
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diff changeset
562 frqBuilder.reportRenameIfNotInQueue(fileRenamesQueue, renameHandler);
328
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diff changeset
563 progressHelper.done();
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diff changeset
564 }
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diff changeset
565
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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diff changeset
566 private static class ReverseIterator<E> implements Iterator<E> {
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diff changeset
567 private final ListIterator<E> listIterator;
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diff changeset
568
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diff changeset
569 public ReverseIterator(List<E> list) {
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diff changeset
570 listIterator = list.listIterator(list.size());
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diff changeset
571 }
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diff changeset
572
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diff changeset
573 public boolean hasNext() {
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diff changeset
574 return listIterator.hasPrevious();
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
575 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
576 public E next() {
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parents: 509
diff changeset
577 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
578 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 509
diff changeset
579 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)
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diff changeset
580 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
581 }
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
582 }
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
583
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
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parents: 526
diff changeset
585 * 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
586 */
528
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parents: 526
diff changeset
587 private class FileRenameQueueBuilder {
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parents: 526
diff changeset
588
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parents: 526
diff changeset
589 /**
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
590 * 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
591 * copied/renamed/branched at (IOW, their latest revision to look at).
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
592 *
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parents: 526
diff changeset
593 * @param followRename when <code>false</code>, the list contains one element only,
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parents: 526
diff changeset
594 * file node with the name of the file as it was specified by the user.
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parents: 526
diff changeset
595 *
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parents: 526
diff changeset
596 * @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
597 * and it is file revision from working copy parent in there when it's true.
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parents: 526
diff changeset
598 * <code>null</code> as Pair's second indicates file's TIP revision shall be used.
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parents: 526
diff changeset
599 *
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parents: 526
diff changeset
600 * TODO may use HgFileRevision (after some refactoring to accept HgDataFile and Nodeid) instead of Pair
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diff changeset
601 * and possibly reuse this functionality
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parents: 526
diff changeset
602 *
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parents: 526
diff changeset
603 * @return list of file renames, ordered with respect to {@link #iterateDirection}
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parents: 526
diff changeset
604 */
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parents: 526
diff changeset
605 public List<Pair<HgDataFile, Nodeid>> buildFileRenamesQueue() throws HgPathNotFoundException {
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parents: 526
diff changeset
606 LinkedList<Pair<HgDataFile, Nodeid>> rv = new LinkedList<Pair<HgDataFile, Nodeid>>();
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parents: 526
diff changeset
607 Nodeid startRev = null;
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diff changeset
608 HgDataFile fileNode = repo.getFileNode(file);
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parents: 526
diff changeset
609 if (!fileNode.exists()) {
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diff changeset
610 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
611 }
528
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parents: 526
diff changeset
612 if (followAncestry) {
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parents: 526
diff changeset
613 // TODO subject to dedicated method either in HgRepository (getWorkingCopyParentRevisionIndex)
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parents: 526
diff changeset
614 // or in the HgDataFile (getWorkingCopyOriginRevision)
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parents: 526
diff changeset
615 Nodeid wdParentChangeset = repo.getWorkingCopyParents().first();
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parents: 526
diff changeset
616 if (!wdParentChangeset.isNull()) {
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parents: 526
diff changeset
617 int wdParentRevIndex = repo.getChangelog().getRevisionIndex(wdParentChangeset);
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parents: 526
diff changeset
618 startRev = repo.getManifest().getFileRevision(wdParentRevIndex, fileNode.getPath());
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parents: 526
diff changeset
619 }
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parents: 526
diff changeset
620 // else fall-through, assume null (eventually, lastRevision()) is ok here
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parents: 526
diff changeset
621 }
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parents: 526
diff changeset
622 Pair<HgDataFile, Nodeid> p = new Pair<HgDataFile, Nodeid>(fileNode, startRev);
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parents: 526
diff changeset
623 rv.add(p);
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parents: 526
diff changeset
624 if (!followRenames) {
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diff changeset
625 return rv;
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parents: 526
diff changeset
626 }
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parents: 526
diff changeset
627 while (hasOrigin(p)) {
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diff changeset
628 p = origin(p);
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parents: 526
diff changeset
629 if (iterateDirection == HgIterateDirection.OldToNew) {
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parents: 526
diff changeset
630 rv.addFirst(p);
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diff changeset
631 } else {
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diff changeset
632 assert iterateDirection == HgIterateDirection.NewToOld;
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diff changeset
633 rv.addLast(p);
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diff changeset
634 }
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diff changeset
635 };
507
a6435c1a42d0 Test for HgChangesetTreeHandler - make sure nothing is broken prior to adding --follow support
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diff changeset
636 return rv;
a6435c1a42d0 Test for HgChangesetTreeHandler - make sure nothing is broken prior to adding --follow support
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parents: 490
diff changeset
637 }
528
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parents: 526
diff changeset
638
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diff changeset
639 public boolean hasOrigin(Pair<HgDataFile, Nodeid> p) {
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diff changeset
640 return p.first().isCopy();
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diff changeset
641 }
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parents: 526
diff changeset
642
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diff changeset
643 public Pair<HgDataFile, Nodeid> origin(Pair<HgDataFile, Nodeid> p) {
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diff changeset
644 HgDataFile fileNode = p.first();
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diff changeset
645 assert fileNode.isCopy();
514
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parents: 511
diff changeset
646 Path fp = fileNode.getCopySourceName();
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parents: 511
diff changeset
647 Nodeid copyRev = fileNode.getCopySourceRevision();
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parents: 511
diff changeset
648 fileNode = repo.getFileNode(fp);
528
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diff changeset
649 return new Pair<HgDataFile, Nodeid>(fileNode, copyRev);
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diff changeset
650 }
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parents: 526
diff changeset
651
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652 /**
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653 * Shall report renames based solely on HgFileRenameHandlerMixin presence,
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654 * even if queue didn't get rename information due to followRenames == false
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655 *
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656 * @param queue value from {@link #buildFileRenamesQueue()}
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657 * @param renameHandler may be <code>null</code>
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658 */
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659 public void reportRenameIfNotInQueue(List<Pair<HgDataFile, Nodeid>> queue, HgFileRenameHandlerMixin renameHandler) throws HgCallbackTargetException {
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660 if (renameHandler != null && !followRenames) {
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661 // If followRenames is true, all the historical names were in the queue and are processed already.
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662 // Hence, shall process origin explicitly only when renameHandler is present but followRenames is not requested.
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663 assert queue.size() == 1; // see the way queue is constructed above
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664 Pair<HgDataFile, Nodeid> curRename = queue.get(0);
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665 if (hasOrigin(curRename)) {
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666 Pair<HgDataFile, Nodeid> origin = origin(curRename);
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667 HgFileRevision src, dst;
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668 src = new HgFileRevision(origin.first(), origin.second(), null);
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669 dst = new HgFileRevision(curRename.first(), curRename.first().getRevision(0), src.getPath());
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670 renameHandler.copy(src, dst);
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671 }
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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672 }
528
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673 }
507
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674 }
508
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675
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676 private static class TreeBuildInspector implements HgChangelog.ParentInspector, HgChangelog.RevisionInspector {
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677 private final boolean followAncestry;
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678
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679 private HistoryNode[] completeHistory;
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680 private int[] commitRevisions;
509
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681 private List<HistoryNode> resultHistory;
508
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682
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683 TreeBuildInspector(boolean _followAncestry) {
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684 followAncestry = _followAncestry;
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685 }
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686
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687 public void next(int revisionNumber, Nodeid revision, int linkedRevision) {
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688 commitRevisions[revisionNumber] = linkedRevision;
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689 }
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690
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691 public void next(int revisionNumber, Nodeid revision, int parent1, int parent2, Nodeid nidParent1, Nodeid nidParent2) {
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692 HistoryNode p1 = null, p2 = null;
516
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693 // IMPORTANT: method #one(), below, doesn't expect this code expects reasonable values at parent indexes
508
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694 if (parent1 != -1) {
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695 p1 = completeHistory[parent1];
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696 }
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697 if (parent2!= -1) {
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698 p2 = completeHistory[parent2];
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699 }
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700 completeHistory[revisionNumber] = new HistoryNode(commitRevisions[revisionNumber], revision, p1, p2);
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701 }
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702
516
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703 HistoryNode one(HgDataFile fileNode, Nodeid fileRevision) throws HgInvalidControlFileException {
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704 int fileRevIndexToVisit = fileNode.getRevisionIndex(fileRevision);
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705 return one(fileNode, fileRevIndexToVisit);
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706 }
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diff changeset
707
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708 HistoryNode one(HgDataFile fileNode, int fileRevIndexToVisit) throws HgInvalidControlFileException {
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709 resultHistory = null;
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710 if (fileRevIndexToVisit == HgRepository.TIP) {
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711 fileRevIndexToVisit = fileNode.getLastRevision();
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712 }
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diff changeset
713 // still, allocate whole array, for #next to be able to get null parent values
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714 completeHistory = new HistoryNode[fileRevIndexToVisit+1];
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715 commitRevisions = new int[completeHistory.length];
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diff changeset
716 fileNode.indexWalk(fileRevIndexToVisit, fileRevIndexToVisit, this);
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diff changeset
717 // it's only single revision, no need to care about followAncestry
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diff changeset
718 // but won't hurt to keep resultHistory != null and commitRevisions initialized just in case
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diff changeset
719 HistoryNode rv = completeHistory[fileRevIndexToVisit];
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diff changeset
720 commitRevisions = new int[] { commitRevisions[fileRevIndexToVisit] };
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diff changeset
721 completeHistory = null; // no need to keep almost empty array in memory
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diff changeset
722 resultHistory = Collections.singletonList(rv);
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diff changeset
723 return rv;
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diff changeset
724 }
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diff changeset
725
508
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726 /**
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diff changeset
727 * 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
728 * If {@link TreeBuildInspector} follows ancestry, only elements that are on the line of ancestry of the revision at
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parents: 507
diff changeset
729 * lastRevisionIndex would be included.
509
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diff changeset
730 *
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diff changeset
731 * @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
732 * is modifiable (to further augment with last/first elements of renamed file histories)
508
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diff changeset
733 */
514
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parents: 511
diff changeset
734 List<HistoryNode> go(HgDataFile fileNode, Nodeid fileLastRevisionToVisit) throws HgInvalidControlFileException {
509
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diff changeset
735 resultHistory = null;
514
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parents: 511
diff changeset
736 int fileLastRevIndexToVisit = fileLastRevisionToVisit == null ? fileNode.getLastRevision() : fileNode.getRevisionIndex(fileLastRevisionToVisit);
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diff changeset
737 completeHistory = new HistoryNode[fileLastRevIndexToVisit+1];
508
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diff changeset
738 commitRevisions = new int[completeHistory.length];
514
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parents: 511
diff changeset
739 fileNode.indexWalk(0, fileLastRevIndexToVisit, this);
508
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diff changeset
740 if (!followAncestry) {
509
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diff changeset
741 // in case when ancestor not followed, it's safe to return unmodifiable list
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diff changeset
742 resultHistory = Arrays.asList(completeHistory);
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diff changeset
743 completeHistory = null;
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diff changeset
744 // keep commitRevisions initialized, no need to recalculate them
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diff changeset
745 // as they correspond 1:1 to resultHistory
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diff changeset
746 return resultHistory;
508
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diff changeset
747 }
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diff changeset
748 /*
509
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diff changeset
749 * Changesets, newest at the top:
508
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diff changeset
750 * 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
751 * | x <-- revision with file changed (B')
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diff changeset
752 * x / <-- revision with file changed (A)
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diff changeset
753 * | x <-- revision with file changed (B)
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diff changeset
754 * |/
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diff changeset
755 * o <-- another changeset, where file wasn't changed
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diff changeset
756 * |
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diff changeset
757 * x <-- revision with file changed (C)
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diff changeset
758 *
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diff changeset
759 * File history: B', A, B, C
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diff changeset
760 *
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761 * When "follow", SHALL NOT report B and B', but A and C
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diff changeset
762 */
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diff changeset
763 // strippedHistory: only those HistoryNodes from completeHistory that are on the same
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diff changeset
764 // line of descendant, in order from older to newer
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diff changeset
765 LinkedList<HistoryNode> strippedHistoryList = new LinkedList<HistoryNode>();
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diff changeset
766 LinkedList<HistoryNode> queue = new LinkedList<HistoryNode>();
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parents: 507
diff changeset
767 // look for ancestors of the selected history node
514
5dcb4581c8ef Report renames when following file history tree with HgFileRenameHandlerMixin
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 511
diff changeset
768 queue.add(completeHistory[fileLastRevIndexToVisit]);
508
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parents: 507
diff changeset
769 do {
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parents: 507
diff changeset
770 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
771 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
772 // 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
773 // 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
774 continue;
122e0600799f Respect multiple joins/forks in a history of a single file
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 510
diff changeset
775 }
508
ca5202afea90 Support follow history option when walking file history tree
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
776 if (withFileChange.children != null) {
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parents: 507
diff changeset
777 withFileChange.children.retainAll(strippedHistoryList);
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parents: 507
diff changeset
778 }
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parents: 507
diff changeset
779 strippedHistoryList.addFirst(withFileChange);
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parents: 507
diff changeset
780 if (withFileChange.parent1 != null) {
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diff changeset
781 queue.addLast(withFileChange.parent1);
ca5202afea90 Support follow history option when walking file history tree
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
782 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
783 if (withFileChange.parent2 != null) {
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diff changeset
784 queue.addLast(withFileChange.parent2);
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parents: 507
diff changeset
785 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
786 } while (!queue.isEmpty());
511
122e0600799f Respect multiple joins/forks in a history of a single file
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 510
diff changeset
787 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
788
122e0600799f Respect multiple joins/forks in a history of a single file
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parents: 510
diff changeset
789 public int compare(HistoryNode o1, HistoryNode o2) {
122e0600799f Respect multiple joins/forks in a history of a single file
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parents: 510
diff changeset
790 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
791 }
122e0600799f Respect multiple joins/forks in a history of a single file
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parents: 510
diff changeset
792 });
508
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diff changeset
793 completeHistory = null;
ca5202afea90 Support follow history option when walking file history tree
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parents: 507
diff changeset
794 commitRevisions = null;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
795 // collected values are no longer valid - shall
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
796 // strip off elements for missing HistoryNodes, but it's easier just to re-create the array
509
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parents: 508
diff changeset
797 // from resultHistory later, once (and if) needed
a30e74dca193 Establish parent-child between first and last elements of history chunks for two renamed files
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parents: 508
diff changeset
798 return resultHistory = strippedHistoryList;
508
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parents: 507
diff changeset
799 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
800
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parents: 507
diff changeset
801 /**
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diff changeset
802 * handy access to all HistoryNode[i].changeset values
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parents: 507
diff changeset
803 */
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parents: 507
diff changeset
804 int[] getCommitRevisions() {
509
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
805 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
806 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
807 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
808 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
809 commitRevisions[i++] = n.changeset;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
810 }
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
811 }
508
ca5202afea90 Support follow history option when walking file history tree
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
812 return commitRevisions;
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parents: 507
diff changeset
813 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
814 };
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 507
diff changeset
815
516
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
816 private abstract class HandlerDispatcher {
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
817 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
818 // builds tree of nodes according to parents in file's revlog
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 private final TreeBuildInspector treeBuildInspector = new TreeBuildInspector(followAncestry);
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parents: 515
diff changeset
820 private List<HistoryNode> changeHistory;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
821 protected ElementImpl ei = null;
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parents: 515
diff changeset
822 private ProgressSupport progress;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
823 protected HgDataFile currentFileNode;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
824 // node where current file history chunk intersects with same file under other name history
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
825 // 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
826 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
827 // initialized when there's HgFileRenameHandlerMixin
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
828 private HgFileRevision copiedFrom, copiedTo;
516
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
829
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 // parentProgress shall be initialized with 4 XXX refactor all this stuff with parentProgress
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
831 public void prepare(ProgressSupport parentProgress, Pair<HgDataFile, Nodeid> renameInfo) {
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
832 // 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
833 // 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
834 // whether to take specific revision or the last one shall be there?
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
835 changeHistory = treeBuildInspector.go(renameInfo.first(), followAncestry ? renameInfo.second() : null);
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
836 assert changeHistory.size() > 0;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
837 parentProgress.worked(1);
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
838 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
839 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
840 // when follow is true, changeHistory.size() of the first revision might be quite short
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
841 // (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
842 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
843 }
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 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
845 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
846 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
847 // 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
848 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
849 repo.getChangelog().range(ei, commitRevisions);
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
850 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
851 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
852 } 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
853 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
854 }
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 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
856 // 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
857 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
858 }
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
859
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 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
861 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
862 //
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
863 // 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
864 // 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
865 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
866 // 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
867 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)
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parents: 515
diff changeset
868 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
869 // 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
870 // 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
871 // 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
872 junctionSrc.bindChild(junctionDestMock);
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 515
diff changeset
873 // 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
874 // 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
875 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
876 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
877 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
878 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
879 }
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 } else {
522
2103388d4010 Expose option to report changesets in reversed order
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 520
diff changeset
881 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
882 // 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
883 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
884 // 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
885 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
886 // 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
887 // 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
888 // 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
889 // 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
890 // 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
891 // 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
892 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
893 // 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
894 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
895 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
896 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
897 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
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 }
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
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 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
903 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
904 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
905 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
906 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
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 }
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
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
910 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
911 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
912 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
913 }
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
914
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
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 * 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
917 */
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
918 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
919 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
920 // 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
921 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
922 // 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
923 // 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
924 // 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
925 // 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
926 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
927 // 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
928 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
929 } else {
522
2103388d4010 Expose option to report changesets in reversed order
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 520
diff changeset
930 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
931 // 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
932 // 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
933 // 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
934 // 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
935 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
936 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
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 }
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
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 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
941 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
942 // 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
943 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
944 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
945 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
946 }
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 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
948 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
949 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
950 }
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 }
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 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
953 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
954 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
955 }
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 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
958
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 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
960 // 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
961 Iterator<HistoryNode> it;
522
2103388d4010 Expose option to report changesets in reversed order
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 520
diff changeset
962 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
963 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
964 } else {
522
2103388d4010 Expose option to report changesets in reversed order
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 520
diff changeset
965 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
966 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
967 }
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 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
969 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
970 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
971 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
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 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
974 }
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
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 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
977 // 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
978 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
979 }
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
980 }
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
981
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
982
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
983 //
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
984
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
985 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
986
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
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diff changeset
987 private int firstCset = BAD_REVISION, lastCset = BAD_REVISION;
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
988 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
989 // 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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parents: 518
diff changeset
990 // 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
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
991 private LifecycleProxy lifecycleProxy;
518
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
992
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
993 // 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
994 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
995 firstCset = start;
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
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diff changeset
996 lastCset = end;
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
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parents:
diff changeset
997 }
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
998
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
999 public void delegateTo(HgChangelog.Inspector inspector) {
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
1000 delegate = inspector;
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
1001 // let delegate control life cycle, too
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
1002 if (lifecycleProxy == null) {
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
1003 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
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 518
diff changeset
1004 } else {
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 lifecycleProxy.init(inspector);
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
1006 }
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
1007 }
518
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
1008
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 public void next(int revisionNumber, Nodeid nodeid, RawChangeset cset) {
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1010 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
1011 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
1012 }
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 // 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
1014 // 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
1015 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
1016 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
1017 }
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 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
1019 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
1020 }
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 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
1022 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
1023 }
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 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
1025 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
1026 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
1027 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
1028 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
1029 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
1030 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
1031 }
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 }
0d5e1ea7955e Tests for HgLogCommand#execute(HgChangesetHandler) with various combination of follow renames and ancestry
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 517
diff changeset
1033 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
1034 return;
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1035 }
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1036 }
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
1037 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
1038 // 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
1039 }
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
1040 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
1041 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
1042 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
1043 lifecycleProxy.stop();
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1044 }
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1045 }
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
1046 }
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
1047
432
1fc0da631200 Revlog.ParentWalker helper class got promoted as TLC, renamed to HgParentChildMap
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 431
diff changeset
1048 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
1049 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
1050 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
1051 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
1052 }
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
1053 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
1054 }
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
1055
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
1056 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
1057 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
1058
129
645829962785 core.Cset renamed to HgChangeset; repo.Changeset moved into HgChangelog
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 126
diff changeset
1059 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
1060 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
1061 }
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1062
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
1063 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
1064 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
1065 }
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1066 }
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1067
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1068 private static class HistoryNode {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1069 final int changeset;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1070 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
1071 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
1072 final HistoryNode parent2;
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1073 List<HistoryNode> children;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1074
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1075 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
1076 changeset = cs;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1077 fileRevision = revision;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1078 parent1 = p1;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1079 parent2 = p2;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1080 if (p1 != null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1081 p1.addChild(this);
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1082 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1083 if (p2 != null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1084 p2.addChild(this);
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1085 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1086 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1087
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
1088 private void addChild(HistoryNode child) {
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1089 if (children == null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1090 children = new ArrayList<HistoryNode>(2);
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1091 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1092 children.add(child);
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1093 }
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
1094
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
1095 /**
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
1096 * 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
1097 * 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
1098 * 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
1099 * @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
1100 */
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parents: 508
diff changeset
1101 public void bindChild(HistoryNode child) {
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parents: 508
diff changeset
1102 assert child.parent1 == null && child.parent2 == null;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
1103 child.parent1 = this;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
1104 addChild(child);
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 508
diff changeset
1105 }
511
122e0600799f Respect multiple joins/forks in a history of a single file
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 510
diff changeset
1106
122e0600799f Respect multiple joins/forks in a history of a single file
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 510
diff changeset
1107 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
1108 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
1109 }
328
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diff changeset
1110 }
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diff changeset
1111
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diff changeset
1112 private class ElementImpl implements HgChangesetTreeHandler.TreeElement, HgChangelog.Inspector {
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diff changeset
1113 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
1114 private HgDataFile fileNode;
328
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diff changeset
1115 private Pair<HgChangeset, HgChangeset> parents;
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diff changeset
1116 private List<HgChangeset> children;
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diff changeset
1117 private IntMap<HgChangeset> cachedChangesets;
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diff changeset
1118 private ChangesetTransformer.Transformation transform;
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diff changeset
1119 private Nodeid changesetRevision;
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diff changeset
1120 private Pair<Nodeid,Nodeid> parentRevisions;
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diff changeset
1121 private List<Nodeid> childRevisions;
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diff changeset
1122
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diff changeset
1123 public ElementImpl(int total) {
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diff changeset
1124 cachedChangesets = new IntMap<HgChangeset>(total);
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diff changeset
1125 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
1126
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 ElementImpl init(HistoryNode n, HgDataFile df) {
328
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diff changeset
1128 historyNode = n;
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
1129 fileNode = df;
328
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diff changeset
1130 parents = null;
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diff changeset
1131 children = null;
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diff changeset
1132 changesetRevision = null;
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diff changeset
1133 parentRevisions = null;
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diff changeset
1134 childRevisions = null;
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diff changeset
1135 return this;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1136 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
1137
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
1138 public Nodeid fileRevision() {
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diff changeset
1139 return historyNode.fileRevision;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1140 }
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
1141
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 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
1143 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
1144 }
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1145
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
1146 public HgChangeset changeset() {
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1147 return get(historyNode.changeset)[0];
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1148 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1149
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
1150 public Pair<HgChangeset, HgChangeset> parents() {
328
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1151 if (parents != null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1152 return parents;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1153 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1154 HistoryNode p;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1155 final int p1, p2;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1156 if ((p = historyNode.parent1) != null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1157 p1 = p.changeset;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1158 } else {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1159 p1 = -1;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1160 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1161 if ((p = historyNode.parent2) != null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1162 p2 = p.changeset;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1163 } else {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1164 p2 = -1;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1165 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1166 HgChangeset[] r = get(p1, p2);
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1167 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
1168 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1169
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
1170 public Collection<HgChangeset> children() {
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1171 if (children != null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1172 return children;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1173 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1174 if (historyNode.children == null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1175 children = Collections.emptyList();
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1176 } else {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1177 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
1178 int j = 0;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1179 for (HistoryNode hn : historyNode.children) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1180 childrentChangesetNumbers[j++] = hn.changeset;
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 children = Arrays.asList(get(childrentChangesetNumbers));
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 return children;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1185 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1186
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1187 void populate(HgChangeset cs) {
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1188 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
1189 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1190
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
1191 private HgChangeset[] get(int... changelogRevisionIndex) {
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1192 HgChangeset[] rv = new HgChangeset[changelogRevisionIndex.length];
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1193 IntVector misses = new IntVector(changelogRevisionIndex.length, -1);
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1194 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
1195 if (changelogRevisionIndex[i] == -1) {
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1196 rv[i] = null;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1197 continue;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1198 }
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1199 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
1200 if (cached != null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1201 rv[i] = cached;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1202 } else {
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1203 misses.add(changelogRevisionIndex[i]);
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1204 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1205 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1206 if (misses.size() > 0) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1207 final int[] changesets2read = misses.toArray();
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1208 initTransform();
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1209 repo.getChangelog().range(this, changesets2read);
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1210 for (int changeset2read : changesets2read) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1211 HgChangeset cs = cachedChangesets.get(changeset2read);
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1212 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
1213 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
1214 throw t.setRevisionIndex(changeset2read);
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1215 }
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1216 // 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
1217 // thus need to find original index
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1218 boolean sanity = false;
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1219 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
1220 if (changelogRevisionIndex[i] == cs.getRevisionIndex()) {
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1221 rv[i] = cs;
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1222 sanity = true;
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1223 break;
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1224 }
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1225 }
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1226 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
1227 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
1228 }
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1229 assert sanity;
328
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1230 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1231 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1232 return rv;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1233 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1234
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1235 // 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
1236 void initTransform() throws HgRuntimeException {
328
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1237 if (transform == null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1238 transform = new ChangesetTransformer.Transformation(new HgStatusCollector(repo)/*XXX try to reuse from context?*/, getParentHelper(false));
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1239 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1240 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1241
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1242 public void next(int revisionNumber, Nodeid nodeid, RawChangeset cset) {
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parents: 322
diff changeset
1243 HgChangeset cs = transform.handle(revisionNumber, nodeid, cset);
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1244 populate(cs.clone());
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1245 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1246
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
1247 public Nodeid changesetRevision() {
328
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1248 if (changesetRevision == null) {
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1249 changesetRevision = getRevision(historyNode.changeset);
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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 return changesetRevision;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1252 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1253
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
1254 public Pair<Nodeid, Nodeid> parentRevisions() {
328
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1255 if (parentRevisions == null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1256 HistoryNode p;
a674b8590362 Move file tree history to upper API level
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parents: 322
diff changeset
1257 final Nodeid p1, p2;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1258 if ((p = historyNode.parent1) != null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1259 p1 = getRevision(p.changeset);
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1260 } else {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1261 p1 = Nodeid.NULL;;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1262 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1263 if ((p = historyNode.parent2) != null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1264 p2 = getRevision(p.changeset);
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1265 } else {
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parents: 322
diff changeset
1266 p2 = Nodeid.NULL;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1267 }
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parents: 322
diff changeset
1268 parentRevisions = new Pair<Nodeid, Nodeid>(p1, p2);
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1269 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1270 return parentRevisions;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1271 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1272
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
1273 public Collection<Nodeid> childRevisions() {
328
a674b8590362 Move file tree history to upper API level
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parents: 322
diff changeset
1274 if (childRevisions != null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1275 return childRevisions;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1276 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1277 if (historyNode.children == null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1278 childRevisions = Collections.emptyList();
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1279 } else {
a674b8590362 Move file tree history to upper API level
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parents: 322
diff changeset
1280 ArrayList<Nodeid> rv = new ArrayList<Nodeid>(historyNode.children.size());
a674b8590362 Move file tree history to upper API level
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parents: 322
diff changeset
1281 for (HistoryNode hn : historyNode.children) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1282 rv.add(getRevision(hn.changeset));
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1283 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1284 childRevisions = Collections.unmodifiableList(rv);
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1285 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1286 return childRevisions;
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1287 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1288
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1289 // 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
1290 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
1291 // TODO post-1.0 pipe through pool
328
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1292 HgChangeset cs = cachedChangesets.get(changelogRevisionNumber);
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parents: 322
diff changeset
1293 if (cs != null) {
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1294 return cs.getNodeid();
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1295 } else {
403
2747b0723867 FIXMEs: work on exceptions and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 402
diff changeset
1296 return repo.getChangelog().getRevision(changelogRevisionNumber);
328
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1297 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1298 }
a674b8590362 Move file tree history to upper API level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 322
diff changeset
1299 }
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1300 }