Mercurial > jhg

annotate cmdline/org/tmatesoft/hg/console/Main.java @ 242:ad6a046943be

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Improved reading of sparse revisions from a revlog
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Thu, 23 Jun 2011 15:19:07 +0200
parents df9d2854d3d6
children 0e01f9182e16
rev   line source
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1 /*
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2 * Copyright (c) 2011 TMate Software Ltd
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3 *
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4 * This program is free software; you can redistribute it and/or modify
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5 * it under the terms of the GNU General Public License as published by
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6 * the Free Software Foundation; version 2 of the License.
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7 *
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8 * This program is distributed in the hope that it will be useful,
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9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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11 * GNU General Public License for more details.
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12 *
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13 * For information on how to redistribute this software under
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14 * the terms of a license other than GNU General Public License
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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.console;
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18
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19 import static org.tmatesoft.hg.repo.HgRepository.TIP;
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20
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21 import java.util.ArrayList;
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22 import java.util.Collections;
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23 import java.util.List;
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24 import java.util.Map;
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25
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26 import org.tmatesoft.hg.core.HgLogCommand;
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27 import org.tmatesoft.hg.core.HgLogCommand.FileRevision;
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28 import org.tmatesoft.hg.core.HgCatCommand;
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29 import org.tmatesoft.hg.core.HgFileRevision;
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30 import org.tmatesoft.hg.core.HgManifestCommand;
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31 import org.tmatesoft.hg.core.Nodeid;
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32 import org.tmatesoft.hg.internal.ByteArrayChannel;
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33 import org.tmatesoft.hg.internal.DigestHelper;
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34 import org.tmatesoft.hg.internal.PathGlobMatcher;
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35 import org.tmatesoft.hg.repo.HgBranches;
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36 import org.tmatesoft.hg.repo.HgChangelog;
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37 import org.tmatesoft.hg.repo.HgDataFile;
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38 import org.tmatesoft.hg.repo.HgInternals;
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39 import org.tmatesoft.hg.repo.HgManifest;
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40 import org.tmatesoft.hg.repo.HgMergeState;
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41 import org.tmatesoft.hg.repo.HgRepository;
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42 import org.tmatesoft.hg.repo.HgStatusCollector;
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43 import org.tmatesoft.hg.repo.HgStatusInspector;
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44 import org.tmatesoft.hg.repo.HgSubrepoLocation;
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45 import org.tmatesoft.hg.repo.HgSubrepoLocation.Kind;
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46 import org.tmatesoft.hg.repo.HgWorkingCopyStatusCollector;
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47 import org.tmatesoft.hg.repo.HgChangelog.RawChangeset;
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48 import org.tmatesoft.hg.util.Pair;
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49 import org.tmatesoft.hg.util.Path;
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50 import org.tmatesoft.hg.util.ProgressSupport;
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51
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52 /**
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53 * Various debug dumps.
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54 *
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55 * @author Artem Tikhomirov
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56 * @author TMate Software Ltd.
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57 */
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58 public class Main {
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59
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60 private Options cmdLineOpts;
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61 private HgRepository hgRepo;
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62
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63 public Main(String[] args) throws Exception {
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64 cmdLineOpts = Options.parse(args);
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65 hgRepo = cmdLineOpts.findRepository();
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66 if (hgRepo.isInvalid()) {
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67 System.err.printf("Can't find repository in: %s\n", hgRepo.getLocation());
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68 return;
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69 }
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70 System.out.println("REPO:" + hgRepo.getLocation());
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71 }
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72
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73 public static void main(String[] args) throws Exception {
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74 Main m = new Main(args);
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75 // m.testSubrepos();
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76 // m.testReadWorkingCopy();
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77 // m.testParents();
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78 m.testEffectiveFileLog();
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79 // m.testCatAtCsetRevision();
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80 // m.testMergeState();
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81 // m.testFileStatus();
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82 // m.dumpBranches();
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83 // m.inflaterLengthException();
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84 // m.dumpIgnored();
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85 // m.dumpDirstate();
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86 // m.testStatusInternals();
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87 // m.catCompleteHistory();
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88 // m.dumpCompleteManifestLow();
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89 // m.dumpCompleteManifestHigh();
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90 // m.bunchOfTests();
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91 }
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92
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93 private void testSubrepos() throws Exception {
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94 for (HgSubrepoLocation l : hgRepo.getSubrepositories()) {
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95 System.out.println(l.getLocation());
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96 System.out.println(l.getSource());
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97 System.out.println(l.getType());
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98 System.out.println(l.isCommitted() ? l.getRevision() : "not yet committed");
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99 if (l.getType() == Kind.Hg) {
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100 HgRepository r = l.getRepo();
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101 System.out.printf("%s has %d revisions\n", l.getLocation(), r.getChangelog().getLastRevision() + 1);
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102 if (r.getChangelog().getLastRevision() >= 0) {
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103 final RawChangeset c = r.getChangelog().range(TIP, TIP).get(0);
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104 System.out.printf("TIP: %s %s %s\n", c.user(), c.dateString(), c.comment());
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105 }
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106 }
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107 }
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108 }
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109
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110 private void testReadWorkingCopy() throws Exception {
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111 for (String fname : cmdLineOpts.getList("")) {
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112 HgDataFile fn = hgRepo.getFileNode(fname);
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113 ByteArrayChannel sink = new ByteArrayChannel();
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114 fn.workingCopy(sink);
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115 System.out.printf("%s: read %d bytes of working copy", fname, sink.toArray().length);
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116 }
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117 }
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118
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119 private void testParents() throws Exception {
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120 // hg parents cmd
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121 final Pair<Nodeid, Nodeid> wcParents = hgRepo.getWorkingCopyParents();
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122 ChangesetDumpHandler dump = new ChangesetDumpHandler(hgRepo);
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123 final HgChangelog clog = hgRepo.getChangelog();
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124 HgLogCommand cmd = new HgLogCommand(hgRepo);
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125 if (wcParents.hasFirst()) {
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126 int x = clog.getLocalRevision(wcParents.first());
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127 cmd.range(x, x).execute(dump); // FIXME HgLogCommand shall support Nodeid as revisions
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128 }
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129 if (wcParents.hasSecond()) {
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130 int x = clog.getLocalRevision(wcParents.second());
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131 cmd.range(x, x).execute(dump);
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132 }
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133 }
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134
242
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135 /*
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136 * -R \temp\hg\hg4j-50 src/org/tmatesoft/hg/internal/RevlogStream.java
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137 *
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138 * -R \temp\hg\cpython Lib/doctest.py, range 15907..68588, total 251 revision
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139 * no improvement (collect linkRev, hgchangelog.range([])) 10890 ms
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140 * improved history logic in HgDataFile (minimize reads of close revisions):
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141 * with no sort (defect for tool-created repos) took 10500 ms
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142 * with sort (to order revisions from linkRev before use) 610 ms
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143 * HgChangelog.range() - 92 calls
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144 * RevlogStream with separate iterate(int[] sortedRevisions,...)
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145 * RevlogStream.ReaderN1.range(): 185 380 ms
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146 */
233
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147 private void testEffectiveFileLog() {
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148 for (String fname : cmdLineOpts.getList("")) {
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149 System.out.println(fname);
242
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150 final long start = System.currentTimeMillis();
233
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151 HgDataFile fn = hgRepo.getFileNode(fname);
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152 if (fn.exists()) {
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153 fn.history(new HgChangelog.Inspector() {
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154 public void next(int revisionNumber, Nodeid nodeid, RawChangeset cset) {
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155 System.out.printf("%d:%s\n", revisionNumber, nodeid);
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156 }
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157 });
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158 }
242
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159 System.out.printf("Done: %d\n", System.currentTimeMillis() - start);
233
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160 }
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161 }
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162
232
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163 // TODO as test in TestCat
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164 private void testCatAtCsetRevision() throws Exception {
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165 HgCatCommand cmd = new HgCatCommand(hgRepo);
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166 cmd.file(Path.create("src/org/tmatesoft/hg/internal/RevlogStream.java"));
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167 cmd.changeset(Nodeid.fromAscii("08db726a0fb7914ac9d27ba26dc8bbf6385a0554"));
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168 final ByteArrayChannel sink = new ByteArrayChannel();
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169 cmd.execute(sink);
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170 System.out.println(sink.toArray().length);
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171 }
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172
231
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173 private void testMergeState() throws Exception {
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174 final HgMergeState mergeState = hgRepo.getMergeState();
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175 mergeState.refresh();
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176 for (HgMergeState.Entry e : mergeState.getConflicts()) {
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177 System.out.println(e.getState() + " " + e.getActualFile());
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178 System.out.println("p1: " + formatFileRevision(e.getFirstParent()));
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179 System.out.println("p2: " + formatFileRevision(e.getSecondParent()));
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180 System.out.println("ancestor: " + formatFileRevision(e.getCommonAncestor()));
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181 System.out.println();
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182 }
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183 }
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184
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185 private static String formatFileRevision(HgFileRevision r) throws Exception {
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186 final ByteArrayChannel sink = new ByteArrayChannel();
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187 r.putContentTo(sink);
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188 return String.format("%s %s (%d bytes)", r.getPath(), r.getRevision(), sink.toArray().length);
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189 }
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190
226
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191 private void testFileStatus() {
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192 // final Path path = Path.create("src/org/tmatesoft/hg/util/");
229
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193 // final Path path = Path.create("src/org/tmatesoft/hg/internal/Experimental.java");
231
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194 // final Path path = Path.create("missing-dir/");
229
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195 // HgWorkingCopyStatusCollector wcsc = HgWorkingCopyStatusCollector.create(hgRepo, path);
233
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196 HgWorkingCopyStatusCollector wcsc = HgWorkingCopyStatusCollector.create(hgRepo, new PathGlobMatcher("mi**"));
226
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197 wcsc.walk(TIP, new StatusDump());
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198 }
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199
236
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200 /*
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201 * Straightforward approach to collect branches, no use of branchheads.cache
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202 * First, single run - 18 563
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203 * 10 runs (after 1 warm up) of HgBranches.collect took 167391 ms, ~17 seconds per run.
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204 */
220
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205 private void dumpBranches() {
236
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206 final long start0 = System.currentTimeMillis();
220
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207 HgBranches b = hgRepo.getBranches();
236
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208 System.out.println("1:" + (System.currentTimeMillis() - start0));
220
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209 for (HgBranches.BranchInfo bi : b.getAllBranches()) {
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210 System.out.print(bi.getName());
236
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211 // if (bi.isClosed()) {
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212 // System.out.print("!");
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213 // }
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214 // System.out.print(" ");
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215 // System.out.print(bi.getStart());
220
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216 System.out.print(" ");
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217 System.out.println(bi.getHeads());
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218 }
236
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219 // final long start = System.currentTimeMillis();
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220 // for (int i = 0; i < 10; i++) {
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221 // b.collect(ProgressSupport.Factory.get(null));
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222 // }
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223 // System.out.println("10:" + (System.currentTimeMillis() - start));
220
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224 }
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225
157
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226 private void inflaterLengthException() throws Exception {
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227 HgDataFile f1 = hgRepo.getFileNode("src/com/tmate/hgkit/console/Bundle.java");
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228 HgDataFile f2 = hgRepo.getFileNode("test-repos.jar");
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229 System.out.println(f1.isCopy());
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230 System.out.println(f2.isCopy());
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231 ByteArrayChannel bac = new ByteArrayChannel();
158
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232 f1.content(1, bac); // 0: 1151, 1: 1139
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233 System.out.println(bac.toArray().length);
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234 f2.content(0, bac = new ByteArrayChannel()); // 0: 14269
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235 System.out.println(bac.toArray().length);
143
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236 }
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237
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238 private void dumpIgnored() {
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239 HgInternals debug = new HgInternals(hgRepo);
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240 String[] toCheck = new String[] {"design.txt", "src/com/tmate/hgkit/ll/Changelog.java", "src/Extras.java", "bin/com/tmate/hgkit/ll/Changelog.class"};
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241 boolean[] checkResult = debug.checkIgnored(toCheck);
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242 for (int i = 0; i < toCheck.length; i++) {
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243 System.out.println("Ignored " + toCheck[i] + ": " + checkResult[i]);
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244 }
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245 }
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246
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247 private void dumpDirstate() {
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248 new HgInternals(hgRepo).dumpDirstate();
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249 }
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250
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251
157
d5268ca7715b Merged branch wrap-data-access into default for resource-friendly data access. Updated API to promote that friendliness to clients (channels, not byte[]). More exceptions
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252 private void catCompleteHistory() throws Exception {
143
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253 DigestHelper dh = new DigestHelper();
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254 for (String fname : cmdLineOpts.getList("")) {
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255 System.out.println(fname);
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256 HgDataFile fn = hgRepo.getFileNode(fname);
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257 if (fn.exists()) {
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258 int total = fn.getRevisionCount();
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259 System.out.printf("Total revisions: %d\n", total);
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260 for (int i = 0; i < total; i++) {
157
d5268ca7715b Merged branch wrap-data-access into default for resource-friendly data access. Updated API to promote that friendliness to clients (channels, not byte[]). More exceptions
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261 ByteArrayChannel sink = new ByteArrayChannel();
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262 fn.content(i, sink);
143
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263 System.out.println("==========>");
157
d5268ca7715b Merged branch wrap-data-access into default for resource-friendly data access. Updated API to promote that friendliness to clients (channels, not byte[]). More exceptions
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264 byte[] content = sink.toArray();
143
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265 System.out.println(new String(content));
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266 int[] parentRevisions = new int[2];
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267 byte[] parent1 = new byte[20];
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268 byte[] parent2 = new byte[20];
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269 fn.parents(i, parentRevisions, parent1, parent2);
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270 System.out.println(dh.sha1(parent1, parent2, content).asHexString());
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271 }
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272 } else {
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273 System.out.println(">>>Not found!");
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274 }
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275 }
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276 }
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277
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278 private void dumpCompleteManifestLow() {
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279 hgRepo.getManifest().walk(0, TIP, new ManifestDump());
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280 }
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281
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282 public static final class ManifestDump implements HgManifest.Inspector {
222
373e07cd3991 Due to discrepancy in manifest and changelor indexes, wrong manifest revisions got cached and compared
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283 public boolean begin(int manifestRevision, Nodeid nid, int changelogRevision) {
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284 System.out.printf("%d : %s\n", manifestRevision, nid);
143
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285 return true;
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286 }
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287
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288 public boolean next(Nodeid nid, String fname, String flags) {
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289 System.out.println(nid + "\t" + fname + "\t\t" + flags);
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290 return true;
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291 }
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292
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293 public boolean end(int revision) {
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294 System.out.println();
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295 return true;
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296 }
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297 }
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298
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299 private void dumpCompleteManifestHigh() {
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300 new HgManifestCommand(hgRepo).dirs(true).execute(new HgManifestCommand.Handler() {
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301
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302 public void begin(Nodeid manifestRevision) {
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303 System.out.println(">> " + manifestRevision);
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304 }
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305 public void dir(Path p) {
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306 System.out.println(p);
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307 }
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308 public void file(FileRevision fileRevision) {
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309 System.out.print(fileRevision.getRevision());;
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310 System.out.print(" ");
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311 System.out.println(fileRevision.getPath());
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312 }
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313
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314 public void end(Nodeid manifestRevision) {
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315 System.out.println();
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316 }
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317 });
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318 }
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319
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320 private void bunchOfTests() throws Exception {
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diff changeset
321 HgInternals debug = new HgInternals(hgRepo);
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diff changeset
322 debug.dumpDirstate();
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diff changeset
323 final StatusDump dump = new StatusDump();
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324 dump.showIgnored = false;
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diff changeset
325 dump.showClean = false;
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diff changeset
326 HgStatusCollector sc = new HgStatusCollector(hgRepo);
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diff changeset
327 final int r1 = 0, r2 = 3;
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diff changeset
328 System.out.printf("Status for changes between revision %d and %d:\n", r1, r2);
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329 sc.walk(r1, r2, dump);
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330 //
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331 System.out.println("\n\nSame, but sorted in the way hg status does:");
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diff changeset
332 HgStatusCollector.Record r = sc.status(r1, r2);
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diff changeset
333 sortAndPrint('M', r.getModified(), null);
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diff changeset
334 sortAndPrint('A', r.getAdded(), null);
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diff changeset
335 sortAndPrint('R', r.getRemoved(), null);
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diff changeset
336 //
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337 System.out.println("\n\nTry hg status --change <rev>:");
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
338 sc.change(0, dump);
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
339 System.out.println("\nStatus against working dir:");
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diff changeset
340 HgWorkingCopyStatusCollector wcc = new HgWorkingCopyStatusCollector(hgRepo);
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diff changeset
341 wcc.walk(TIP, dump);
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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342 System.out.println();
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343 System.out.printf("Manifest of the revision %d:\n", r2);
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344 hgRepo.getManifest().walk(r2, r2, new ManifestDump());
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345 System.out.println();
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346 System.out.printf("\nStatus of working dir against %d:\n", r2);
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347 r = wcc.status(r2);
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diff changeset
348 sortAndPrint('M', r.getModified(), null);
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diff changeset
349 sortAndPrint('A', r.getAdded(), r.getCopied());
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diff changeset
350 sortAndPrint('R', r.getRemoved(), null);
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diff changeset
351 sortAndPrint('?', r.getUnknown(), null);
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diff changeset
352 sortAndPrint('I', r.getIgnored(), null);
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diff changeset
353 sortAndPrint('C', r.getClean(), null);
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diff changeset
354 sortAndPrint('!', r.getMissing(), null);
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diff changeset
355 }
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356
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diff changeset
357 private void sortAndPrint(char prefix, List<Path> ul, Map<Path, Path> copies) {
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diff changeset
358 ArrayList<Path> sortList = new ArrayList<Path>(ul);
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diff changeset
359 Collections.sort(sortList);
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diff changeset
360 for (Path s : sortList) {
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
361 System.out.print(prefix);
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
362 System.out.print(' ');
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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363 System.out.println(s);
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364 if (copies != null && copies.containsKey(s)) {
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365 System.out.println(" " + copies.get(s));
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366 }
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367 }
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368 }
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369
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370
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371 private void testStatusInternals() {
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372 HgDataFile n = hgRepo.getFileNode(Path.create("design.txt"));
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373 for (String s : new String[] {"011dfd44417c72bd9e54cf89b82828f661b700ed", "e5529faa06d53e06a816e56d218115b42782f1ba", "c18e7111f1fc89a80a00f6a39d51288289a382fc"}) {
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374 // expected: 359, 2123, 3079
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375 byte[] b = s.getBytes();
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376 final Nodeid nid = Nodeid.fromAscii(b, 0, b.length);
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377 System.out.println(s + " : " + n.length(nid));
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378 }
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379 }
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380
197
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381 static void force_gc() {
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382 Runtime.getRuntime().runFinalization();
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383 Runtime.getRuntime().gc();
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384 Thread.yield();
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385 Runtime.getRuntime().runFinalization();
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parents: 158
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386 Runtime.getRuntime().gc();
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387 Thread.yield();
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388 }
3a7696fb457c Investigate optimization options to allow fast processing of huge repositories. Fix defect in StatusCollector that lead to wrong result comparing first revision to empty repo (-1 to 0), due to same TIP constant value
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389
143
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390 private static class StatusDump implements HgStatusInspector {
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391 public boolean hideStatusPrefix = false; // hg status -n option
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392 public boolean showCopied = true; // -C
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393 public boolean showIgnored = true; // -i
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394 public boolean showClean = true; // -c
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395
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396 public void modified(Path fname) {
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397 print('M', fname);
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398 }
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399
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400 public void added(Path fname) {
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401 print('A', fname);
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402 }
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403
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404 public void copied(Path fnameOrigin, Path fnameAdded) {
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405 added(fnameAdded);
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406 if (showCopied) {
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407 print(' ', fnameOrigin);
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408 }
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409 }
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410
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411 public void removed(Path fname) {
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412 print('R', fname);
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413 }
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414
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415 public void clean(Path fname) {
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416 if (showClean) {
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417 print('C', fname);
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418 }
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419 }
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420
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421 public void missing(Path fname) {
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422 print('!', fname);
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423 }
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424
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425 public void unknown(Path fname) {
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426 print('?', fname);
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427 }
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428
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429 public void ignored(Path fname) {
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430 if (showIgnored) {
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431 print('I', fname);
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432 }
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433 }
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434
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435 private void print(char status, Path fname) {
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436 if (!hideStatusPrefix) {
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437 System.out.print(status);
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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438 System.out.print(' ');
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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439 }
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440 System.out.println(fname);
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441 }
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442 }
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443 }