Mercurial > jhg

annotate src/org/tmatesoft/hg/repo/HgWorkingCopyStatusCollector.java @ 618:7c0d2ce340b8

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Refactor approach how content finds it way down to a commit revision
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Thu, 16 May 2013 19:46:13 +0200
parents f41dd9a3b8af
children 6526d8adbc0f
rev   line source
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1 /*
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2 * 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.repo;
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18
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19 import static java.lang.Math.max;
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20 import static java.lang.Math.min;
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21 import static org.tmatesoft.hg.repo.HgRepository.*;
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22 import static org.tmatesoft.hg.util.LogFacility.Severity.*;
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24 import java.io.File;
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25 import java.io.IOException;
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26 import java.nio.ByteBuffer;
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27 import java.nio.channels.ReadableByteChannel;
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28 import java.util.ArrayList;
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29 import java.util.Collections;
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30 import java.util.NoSuchElementException;
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31 import java.util.Set;
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32 import java.util.TreeSet;
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34 import org.tmatesoft.hg.core.Nodeid;
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35 import org.tmatesoft.hg.core.SessionContext;
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36 import org.tmatesoft.hg.internal.ByteArrayChannel;
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37 import org.tmatesoft.hg.internal.FilterByteChannel;
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38 import org.tmatesoft.hg.internal.Internals;
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39 import org.tmatesoft.hg.internal.ManifestRevision;
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40 import org.tmatesoft.hg.internal.PathPool;
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41 import org.tmatesoft.hg.internal.PathScope;
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42 import org.tmatesoft.hg.internal.Preview;
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43 import org.tmatesoft.hg.util.Adaptable;
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44 import org.tmatesoft.hg.util.ByteChannel;
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45 import org.tmatesoft.hg.util.CancelSupport;
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46 import org.tmatesoft.hg.util.CancelledException;
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47 import org.tmatesoft.hg.util.Convertor;
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48 import org.tmatesoft.hg.util.FileInfo;
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49 import org.tmatesoft.hg.util.FileIterator;
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50 import org.tmatesoft.hg.util.FileWalker;
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51 import org.tmatesoft.hg.util.Path;
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52 import org.tmatesoft.hg.util.PathRewrite;
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53 import org.tmatesoft.hg.util.RegularFileInfo;
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55 /**
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56 *
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57 * @author Artem Tikhomirov
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58 * @author TMate Software Ltd.
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59 */
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60 public class HgWorkingCopyStatusCollector {
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62 private final HgRepository repo;
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63 private final FileIterator repoWalker;
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64 private HgDirstate dirstate;
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65 private HgStatusCollector baseRevisionCollector;
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66 private Convertor<Path> pathPool;
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67 private ManifestRevision dirstateParentManifest;
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69 /**
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70 * Collector that iterates over complete working copy
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71 */
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72 public HgWorkingCopyStatusCollector(HgRepository hgRepo) {
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73 this(hgRepo, new HgInternals(hgRepo).createWorkingDirWalker(null));
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74 }
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76 /**
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77 * Collector may analyze and report status for any arbitrary sub-tree of the working copy.
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78 * File iterator shall return names of the files relative to the repository root.
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79 *
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80 * @param hgRepo status target repository
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81 * @param workingCopyWalker iterator over files in the working copy
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82 */
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83 public HgWorkingCopyStatusCollector(HgRepository hgRepo, FileIterator workingCopyWalker) {
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84 repo = hgRepo;
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85 repoWalker = workingCopyWalker;
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86 }
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88 /**
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89 * Optionally, supply a collector instance that may cache (or have already cached) base revision
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90 * @param sc may be null
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91 */
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92 public void setBaseRevisionCollector(HgStatusCollector sc) {
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93 baseRevisionCollector = sc;
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94 }
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96 /*package-local*/ Convertor<Path> getPathPool() {
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97 if (pathPool == null) {
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98 if (baseRevisionCollector == null) {
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99 pathPool = new PathPool(new PathRewrite.Empty());
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100 } else {
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101 return baseRevisionCollector.getPathPool();
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102 }
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103 }
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104 return pathPool;
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105 }
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107 public void setPathPool(Convertor<Path> pathConvertor) {
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108 pathPool = pathConvertor;
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109 }
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111 /**
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112 * Access to directory state information this collector uses.
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113 * @return directory state holder, never <code>null</code>
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114 */
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115 public HgDirstate getDirstate() throws HgInvalidControlFileException {
59
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116 if (dirstate == null) {
431
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117 Convertor<Path> pp = getPathPool();
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118 Path.Source ps;
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119 if (pp instanceof Path.Source) {
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120 ps = (Path.Source) pp;
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121 } else {
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122 ps = new Path.SimpleSource(new PathRewrite.Empty(), pp);
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123 }
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124 dirstate = repo.loadDirstate(ps);
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125 }
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126 return dirstate;
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127 }
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128
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129 private HgDirstate getDirstateImpl() {
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130 return dirstate;
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131 }
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132
366
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133 private ManifestRevision getManifest(int changelogLocalRev) throws HgInvalidControlFileException {
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134 assert changelogLocalRev >= 0;
282
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135 ManifestRevision mr;
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136 if (baseRevisionCollector != null) {
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137 mr = baseRevisionCollector.raw(changelogLocalRev);
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138 } else {
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139 mr = new ManifestRevision(null, null);
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140 repo.getManifest().walk(changelogLocalRev, changelogLocalRev, mr);
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141 }
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142 return mr;
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143 }
354
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144
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145 private void initDirstateParentManifest() throws HgInvalidControlFileException {
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146 Nodeid dirstateParent = getDirstateImpl().parents().first();
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147 if (dirstateParent.isNull()) {
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148 dirstateParentManifest = baseRevisionCollector != null ? baseRevisionCollector.raw(NO_REVISION) : HgStatusCollector.createEmptyManifestRevision();
354
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149 } else {
367
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150 int changeloRevIndex = repo.getChangelog().getRevisionIndex(dirstateParent);
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151 dirstateParentManifest = getManifest(changeloRevIndex);
354
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152 }
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153 }
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154
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155 // WC not necessarily points to TIP, but may be result of update to any previous revision.
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156 // In such case, we need to compare local files not to their TIP content, but to specific version at the time of selected revision
282
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157 private ManifestRevision getDirstateParentManifest() {
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158 return dirstateParentManifest;
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159 }
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160
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161 /**
429
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162 * Walk working copy, analyze status for each file found and missing.
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163 * May be invoked few times.
423
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164 *
506
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165 * <p>There's no dedicated constant for working copy parent, at least now.
429
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166 * Use {@link HgRepository#WORKING_COPY} to indicate comparison
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167 * shall be run against working copy parent. Although a bit confusing, single case doesn't
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168 * justify a dedicated constant.
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169 *
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170 * @param baseRevision revision index to check against, or {@link HgRepository#WORKING_COPY}. Note, {@link HgRepository#TIP} is not supported.
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171 * @param inspector callback to receive status information
423
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172 * @throws IOException to propagate IO errors from {@link FileIterator}
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173 * @throws CancelledException if operation execution was cancelled
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174 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
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175 */
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176 public void walk(int baseRevision, HgStatusInspector inspector) throws IOException, CancelledException, HgRuntimeException {
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177 if (HgInternals.wrongRevisionIndex(baseRevision) || baseRevision == BAD_REVISION) {
425
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178 throw new HgInvalidRevisionException(baseRevision);
218
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179 }
362
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180 if (getDirstateImpl() == null) {
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181 getDirstate();
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182 }
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183 if (getDirstateParentManifest() == null) {
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184 initDirstateParentManifest();
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185 }
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186 // XXX NOTE, use of TIP for working copy parent is questionable, at least. Instead, TIP shall mean latest cset or not allowed at all
282
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187 ManifestRevision collect = null; // non null indicates we compare against base revision
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188 Set<Path> baseRevFiles = Collections.emptySet(); // files from base revision not affected by status calculation
282
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189 if (baseRevision != TIP && baseRevision != WORKING_COPY) {
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190 collect = getManifest(baseRevision);
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191 baseRevFiles = new TreeSet<Path>(collect.files());
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192 }
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193 if (inspector instanceof HgStatusCollector.Record) {
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194 HgStatusCollector sc = baseRevisionCollector == null ? new HgStatusCollector(repo) : baseRevisionCollector;
282
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195 // nodeidAfterChange(dirstate's parent) doesn't make too much sense,
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196 // because the change might be actually in working copy. Nevertheless,
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197 // as long as no nodeids can be provided for WC, seems reasonable to report
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198 // latest known nodeid change (although at the moment this is not used and
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199 // is done mostly not to leave stale initialization in the Record)
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200 int rev1,rev2 = getDirstateParentManifest().changesetRevisionIndex();
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201 if (baseRevision == TIP || baseRevision == WORKING_COPY) {
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202 rev1 = rev2 - 1; // just use revision prior to dirstate's parent
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203 } else {
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204 rev1 = baseRevision;
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205 }
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206 ((HgStatusCollector.Record) inspector).init(rev1, rev2, sc);
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207 }
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208 final CancelSupport cs = CancelSupport.Factory.get(inspector);
282
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209 final HgIgnore hgIgnore = repo.getIgnore();
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210 repoWalker.reset();
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211 TreeSet<Path> processed = new TreeSet<Path>(); // names of files we handled as they known to Dirstate (not FileIterator)
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212 final HgDirstate ds = getDirstateImpl();
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213 TreeSet<Path> knownEntries = ds.all(); // here just to get dirstate initialized
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214 while (repoWalker.hasNext()) {
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215 cs.checkCancelled();
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216 repoWalker.next();
431
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217 final Path fname = getPathPool().mangle(repoWalker.name());
287
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218 FileInfo f = repoWalker.file();
293
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219 Path knownInDirstate;
226
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220 if (!f.exists()) {
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221 // file coming from iterator doesn't exist.
293
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222 if ((knownInDirstate = ds.known(fname)) != null) {
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223 // found in dirstate
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224 processed.add(knownInDirstate);
294
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225 if (ds.checkRemoved(knownInDirstate) == null) {
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226 inspector.missing(knownInDirstate);
226
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227 } else {
294
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228 inspector.removed(knownInDirstate);
226
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229 }
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230 // do not report it as removed later
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231 if (collect != null) {
294
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232 baseRevFiles.remove(knownInDirstate);
226
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233 }
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234 } else {
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235 // chances are it was known in baseRevision. We may rely
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236 // that later iteration over baseRevFiles leftovers would yield correct Removed,
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237 // but it doesn't hurt to be explicit (provided we know fname *is* inScope of the FileIterator
285
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238 if (collect != null && baseRevFiles.remove(fname)) {
226
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239 inspector.removed(fname);
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240 } else {
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241 // not sure I shall report such files (i.e. arbitrary name coming from FileIterator)
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242 // as unknown. Command-line HG aborts "system can't find the file specified"
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243 // in similar case (against wc), or just gives nothing if --change <rev> is specified.
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244 // however, as it's unlikely to get unexisting files from FileIterator, and
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245 // its better to see erroneous file status rather than not to see any (which is too easy
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246 // to overlook), I think unknown() is reasonable approach here
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247 inspector.unknown(fname);
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248 }
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249 }
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250 continue;
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251 }
293
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252 if ((knownInDirstate = ds.known(fname)) != null) {
226
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253 // tracked file.
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254 // modified, added, removed, clean
293
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255 processed.add(knownInDirstate);
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256 if (collect != null) { // need to check against base revision, not FS file
294
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257 checkLocalStatusAgainstBaseRevision(baseRevFiles, collect, baseRevision, knownInDirstate, f, inspector);
58
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258 } else {
294
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259 checkLocalStatusAgainstFile(knownInDirstate, f, inspector);
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260 }
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261 } else {
226
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262 if (hgIgnore.isIgnored(fname)) { // hgignore shall be consulted only for non-tracked files
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263 inspector.ignored(fname);
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264 } else {
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265 inspector.unknown(fname);
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266 }
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267 // the file is not tracked. Even if it's known at baseRevision, we don't need to remove it
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268 // from baseRevFiles, it might need to be reported as removed as well (cmdline client does
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269 // yield two statuses for the same file)
58
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270 }
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271 }
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272 if (collect != null) {
473
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273 // perhaps, this code shall go after processing leftovers of knownEntries, below
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diff changeset
274 // as it's sort of last resort - what to do with otherwise unprocessed base revision files
285
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275 for (Path fromBase : baseRevFiles) {
226
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276 if (repoWalker.inScope(fromBase)) {
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277 inspector.removed(fromBase);
473
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278 processed.add(fromBase);
423
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279 cs.checkCancelled();
226
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280 }
58
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281 }
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282 }
293
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283 knownEntries.removeAll(processed);
284
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284 for (Path m : knownEntries) {
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285 if (!repoWalker.inScope(m)) {
226
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286 // do not report as missing/removed those FileIterator doesn't care about.
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287 continue;
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288 }
423
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289 cs.checkCancelled();
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290 // missing known file from a working dir
293
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291 if (ds.checkRemoved(m) == null) {
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292 // not removed from the repository = 'deleted'
284
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293 inspector.missing(m);
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294 } else {
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295 // removed from the repo
76
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296 // if we check against non-tip revision, do not report files that were added past that revision and now removed.
285
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297 if (collect == null || baseRevFiles.contains(m)) {
284
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298 inspector.removed(m);
76
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299 }
58
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300 }
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301 }
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302 }
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303
423
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304 /**
429
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305 * A {@link #walk(int, HgStatusInspector)} that records all the status information in the {@link HgStatusCollector.Record} object.
423
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306 *
429
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307 * @see #walk(int, HgStatusInspector)
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308 * @param baseRevision revision index to check against, or {@link HgRepository#WORKING_COPY}. Note, {@link HgRepository#TIP} is not supported.
423
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309 * @return information object that describes change between the revisions
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310 * @throws IOException to propagate IO errors from {@link FileIterator}
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311 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
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312 */
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313 public HgStatusCollector.Record status(int baseRevision) throws IOException, HgRuntimeException {
94
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314 HgStatusCollector.Record rv = new HgStatusCollector.Record();
423
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315 try {
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316 walk(baseRevision, rv);
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317 } catch (CancelledException ex) {
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318 // can't happen as long our Record class doesn't implement CancelSupport
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319 HgInvalidStateException t = new HgInvalidStateException("Internal error");
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320 t.initCause(ex);
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321 throw t;
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322 }
58
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323 return rv;
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324 }
506
27398bbfd543 Experiment to add a facility to check working files for actual changes
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325
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diff changeset
326 /**
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diff changeset
327 * Compares file state from working directory against parent recorded in dirstate.
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diff changeset
328 * Might be handy for merged files, always reported as 'modified' or files deemed modified
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diff changeset
329 * based on their flags change.
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diff changeset
330 *
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diff changeset
331 * @param fname repository-relative path to the file in question
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diff changeset
332 * @param fileInfo file content mediator
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diff changeset
333 * @return <code>true</code> when content in working dir differs from that of manifest-recorded revision
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diff changeset
334 */
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diff changeset
335 public boolean hasTangibleChanges(Path fname, FileInfo fileInfo) throws HgRuntimeException {
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diff changeset
336 // see #checkLocalStatusAgainstFile() below for the origin of changed file check
27398bbfd543 Experiment to add a facility to check working files for actual changes
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diff changeset
337 HgDataFile df = repo.getFileNode(fname);
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diff changeset
338 if (!df.exists()) {
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diff changeset
339 throw new HgInvalidFileException("File not found", null).setFileName(fname);
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diff changeset
340 }
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diff changeset
341 Nodeid rev = getDirstateParentManifest().nodeid(fname);
27398bbfd543 Experiment to add a facility to check working files for actual changes
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diff changeset
342 return rev == null || !areTheSame(fileInfo, df, rev);
27398bbfd543 Experiment to add a facility to check working files for actual changes
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diff changeset
343 }
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
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344
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345 //********************************************
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346
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347
287
ed6b74a58c66 Use FileInfo abstraction with necessary subset of File functionality instead of File to facilitate other effective file system iterators
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diff changeset
348 private void checkLocalStatusAgainstFile(Path fname, FileInfo f, HgStatusInspector inspector) {
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
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diff changeset
349 HgDirstate.Record r;
348
a0864b2892cd Expose errors reading mercurial control files with exception
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diff changeset
350 if ((r = getDirstateImpl().checkNormal(fname)) != null) {
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
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351 // either clean or modified
290
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diff changeset
352 final boolean timestampEqual = f.lastModified() == r.modificationTime(), sizeEqual = r.size() == f.length();
280
35125450c804 Erroneous and slow status for working copies based on non-tip revision
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diff changeset
353 if (timestampEqual && sizeEqual) {
413
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diff changeset
354 // if flags change (chmod -x), timestamp does not change
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parents: 405
diff changeset
355 if (checkFlagsEqual(f, r.mode())) {
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parents: 405
diff changeset
356 inspector.clean(fname);
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parents: 405
diff changeset
357 } else {
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diff changeset
358 inspector.modified(fname); // flags are not the same
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diff changeset
359 }
290
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diff changeset
360 } else if (!sizeEqual && r.size() >= 0) {
280
35125450c804 Erroneous and slow status for working copies based on non-tip revision
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diff changeset
361 inspector.modified(fname);
496
c1c8f6859d3f Recognize 'merged from parent' metastate in dirstate
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 493
diff changeset
362 } else if (r.size() == -2) {
c1c8f6859d3f Recognize 'merged from parent' metastate in dirstate
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parents: 493
diff changeset
363 // DirState wiki calls this np2 metastate:
c1c8f6859d3f Recognize 'merged from parent' metastate in dirstate
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 493
diff changeset
364 // 'np2': merged from other parent (status == 'n', size == -2)
c1c8f6859d3f Recognize 'merged from parent' metastate in dirstate
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parents: 493
diff changeset
365 inspector.modified(fname);
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
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diff changeset
366 } else {
413
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
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parents: 405
diff changeset
367 // size is the same or unknown, and, perhaps, different timestamp
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
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parents: 405
diff changeset
368 // check actual content to avoid false modified files
397
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
369 try {
413
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parents: 405
diff changeset
370 if (!checkFlagsEqual(f, r.mode())) {
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parents: 405
diff changeset
371 // flags modified, no need to do expensive content check
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
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parents: 405
diff changeset
372 inspector.modified(fname);
397
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
373 } else {
413
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
374 HgDataFile df = repo.getFileNode(fname);
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
375 if (!df.exists()) {
608
e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 537
diff changeset
376 Internals implRepo = repo.getImplHelper();
493
ba36f66c32b4 Refactor to keep knowledge about repository control files and their location in respect to .hg/ in a single place (facilitate future adoption of shared repositories)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
377 String msg = String.format("File %s known as normal in dirstate (%d, %d), doesn't exist at %s", fname, r.modificationTime(), r.size(), implRepo.getStoragePath(df));
413
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
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parents: 405
diff changeset
378 throw new HgInvalidFileException(msg, null).setFileName(fname);
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
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parents: 405
diff changeset
379 }
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
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parents: 405
diff changeset
380 Nodeid rev = getDirstateParentManifest().nodeid(fname);
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
381 // rev might be null here if fname comes to dirstate as a result of a merge operation
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
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parents: 405
diff changeset
382 // where one of the parents (first parent) had no fname file, but second parent had.
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
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parents: 405
diff changeset
383 // E.g. fork revision 3, revision 4 gets .hgtags, few modifications and merge(3,12)
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
384 // see Issue 14 for details
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
385 if (rev == null || !areTheSame(f, df, rev)) {
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
386 inspector.modified(df.getPath());
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
387 } else {
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
388 inspector.clean(df.getPath());
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
389 }
397
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
390 }
425
48f993aa2f41 FIXMEs: exceptions, javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 423
diff changeset
391 } catch (HgRuntimeException ex) {
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: 473
diff changeset
392 repo.getSessionContext().getLog().dump(getClass(), Warn, ex, null);
397
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
393 inspector.invalid(fname, ex);
120
b19f0ac5ee62 Check against working copy shall expect non-persistent modifications done by filters and not report such files as modified
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 117
diff changeset
394 }
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
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parents:
diff changeset
395 }
348
a0864b2892cd Expose errors reading mercurial control files with exception
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 337
diff changeset
396 } else if ((r = getDirstateImpl().checkAdded(fname)) != null) {
290
8faad08c709b Expose dirstate to allow pre-configuration of FileIterators for status collection in particular
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 287
diff changeset
397 if (r.copySource() == null) {
280
35125450c804 Erroneous and slow status for working copies based on non-tip revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 275
diff changeset
398 inspector.added(fname);
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
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parents:
diff changeset
399 } else {
290
8faad08c709b Expose dirstate to allow pre-configuration of FileIterators for status collection in particular
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parents: 287
diff changeset
400 inspector.copied(r.copySource(), fname);
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
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parents:
diff changeset
401 }
348
a0864b2892cd Expose errors reading mercurial control files with exception
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 337
diff changeset
402 } else if ((r = getDirstateImpl().checkRemoved(fname)) != null) {
280
35125450c804 Erroneous and slow status for working copies based on non-tip revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 275
diff changeset
403 inspector.removed(fname);
348
a0864b2892cd Expose errors reading mercurial control files with exception
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 337
diff changeset
404 } else if ((r = getDirstateImpl().checkMerged(fname)) != null) {
280
35125450c804 Erroneous and slow status for working copies based on non-tip revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 275
diff changeset
405 inspector.modified(fname);
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
406 }
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
407 }
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
408
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
409 // XXX refactor checkLocalStatus methods in more OO way
287
ed6b74a58c66 Use FileInfo abstraction with necessary subset of File functionality instead of File to facilitate other effective file system iterators
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 285
diff changeset
410 private void checkLocalStatusAgainstBaseRevision(Set<Path> baseRevNames, ManifestRevision collect, int baseRevision, Path fname, FileInfo f, HgStatusInspector inspector) {
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
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parents:
diff changeset
411 // fname is in the dirstate, either Normal, Added, Removed or Merged
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 284
diff changeset
412 Nodeid nid1 = collect.nodeid(fname);
6dbbc53fc46d Use Path instead of plain String for manifest file names
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parents: 284
diff changeset
413 HgManifest.Flags flags = collect.flags(fname);
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
414 HgDirstate.Record r;
471
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
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parents: 456
diff changeset
415 final HgDirstate ds = getDirstateImpl();
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
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parents:
diff changeset
416 if (nid1 == null) {
471
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 456
diff changeset
417 // not known at the time of baseRevision:
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
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parents: 456
diff changeset
418 // normal, added, merged: either added or copied since base revision.
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 456
diff changeset
419 // removed: nothing to report,
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 456
diff changeset
420 if (ds.checkNormal(fname) != null || ds.checkMerged(fname) != null) {
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
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 148
diff changeset
421 try {
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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parents: 148
diff changeset
422 Path origin = HgStatusCollector.getOriginIfCopy(repo, fname, baseRevNames, baseRevision);
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
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 148
diff changeset
423 if (origin != null) {
431
12f668401613 FIXMEs: awkward API refactored, what need to be internal got hidden; public aspects got captured in slim interfaces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 429
diff changeset
424 inspector.copied(getPathPool().mangle(origin), fname);
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
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 148
diff changeset
425 return;
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
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 148
diff changeset
426 }
471
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 456
diff changeset
427 // fall-through, report as added
425
48f993aa2f41 FIXMEs: exceptions, javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 423
diff changeset
428 } catch (HgInvalidFileException ex) {
360
150500515714 Report non-critical errors during status operation to handler/inspector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 356
diff changeset
429 // report failure and continue status collection
150500515714 Report non-critical errors during status operation to handler/inspector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 356
diff changeset
430 inspector.invalid(fname, ex);
90
a95c700408a9 Correctly report copy/rename events for rev..working copy case
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 89
diff changeset
431 }
471
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 456
diff changeset
432 } else if ((r = ds.checkAdded(fname)) != null) {
290
8faad08c709b Expose dirstate to allow pre-configuration of FileIterators for status collection in particular
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 287
diff changeset
433 if (r.copySource() != null && baseRevNames.contains(r.copySource())) {
473
5c09a9f2e073 Issue 34: incorrect status for a file copy in wc against base rev
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 471
diff changeset
434 // shall not remove rename source from baseRevNames, as the source
5c09a9f2e073 Issue 34: incorrect status for a file copy in wc against base rev
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 471
diff changeset
435 // likely needs to be reported as Removed as well
290
8faad08c709b Expose dirstate to allow pre-configuration of FileIterators for status collection in particular
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 287
diff changeset
436 inspector.copied(r.copySource(), fname);
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
437 return;
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
438 }
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
439 // fall-through, report as added
471
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 456
diff changeset
440 } else if (ds.checkRemoved(fname) != null) {
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
441 // removed: removed file was not known at the time of baseRevision, and we should not report it as removed
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
442 return;
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
443 }
226
26ad7827a62d Support status query for a single file or a subdirectory of a repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 219
diff changeset
444 inspector.added(fname);
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
445 } else {
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
446 // was known; check whether clean or modified
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 284
diff changeset
447 Nodeid nidFromDirstate = getDirstateParentManifest().nodeid(fname);
471
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 456
diff changeset
448 if ((r = ds.checkNormal(fname)) != null && nid1.equals(nidFromDirstate)) {
282
e51dd9a14b6f Yet another WC status fix, where dirstate parent and base revision are treated right (dirstate parent other than tip and explicit baseRevision are not the same)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 280
diff changeset
449 // regular file, was the same up to WC initialization. Check if was modified since, and, if not, report right away
e51dd9a14b6f Yet another WC status fix, where dirstate parent and base revision are treated right (dirstate parent other than tip and explicit baseRevision are not the same)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 280
diff changeset
450 // same code as in #checkLocalStatusAgainstFile
290
8faad08c709b Expose dirstate to allow pre-configuration of FileIterators for status collection in particular
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 287
diff changeset
451 final boolean timestampEqual = f.lastModified() == r.modificationTime(), sizeEqual = r.size() == f.length();
282
e51dd9a14b6f Yet another WC status fix, where dirstate parent and base revision are treated right (dirstate parent other than tip and explicit baseRevision are not the same)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 280
diff changeset
452 boolean handled = false;
280
35125450c804 Erroneous and slow status for working copies based on non-tip revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 275
diff changeset
453 if (timestampEqual && sizeEqual) {
35125450c804 Erroneous and slow status for working copies based on non-tip revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 275
diff changeset
454 inspector.clean(fname);
282
e51dd9a14b6f Yet another WC status fix, where dirstate parent and base revision are treated right (dirstate parent other than tip and explicit baseRevision are not the same)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 280
diff changeset
455 handled = true;
290
8faad08c709b Expose dirstate to allow pre-configuration of FileIterators for status collection in particular
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 287
diff changeset
456 } else if (!sizeEqual && r.size() >= 0) {
280
35125450c804 Erroneous and slow status for working copies based on non-tip revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 275
diff changeset
457 inspector.modified(fname);
282
e51dd9a14b6f Yet another WC status fix, where dirstate parent and base revision are treated right (dirstate parent other than tip and explicit baseRevision are not the same)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 280
diff changeset
458 handled = true;
413
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
459 } else if (!checkFlagsEqual(f, flags)) {
282
e51dd9a14b6f Yet another WC status fix, where dirstate parent and base revision are treated right (dirstate parent other than tip and explicit baseRevision are not the same)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 280
diff changeset
460 // seems like flags have changed, no reason to check content further
e51dd9a14b6f Yet another WC status fix, where dirstate parent and base revision are treated right (dirstate parent other than tip and explicit baseRevision are not the same)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 280
diff changeset
461 inspector.modified(fname);
e51dd9a14b6f Yet another WC status fix, where dirstate parent and base revision are treated right (dirstate parent other than tip and explicit baseRevision are not the same)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 280
diff changeset
462 handled = true;
e51dd9a14b6f Yet another WC status fix, where dirstate parent and base revision are treated right (dirstate parent other than tip and explicit baseRevision are not the same)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 280
diff changeset
463 }
e51dd9a14b6f Yet another WC status fix, where dirstate parent and base revision are treated right (dirstate parent other than tip and explicit baseRevision are not the same)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 280
diff changeset
464 if (handled) {
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 284
diff changeset
465 baseRevNames.remove(fname); // consumed, processed, handled.
280
35125450c804 Erroneous and slow status for working copies based on non-tip revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 275
diff changeset
466 return;
35125450c804 Erroneous and slow status for working copies based on non-tip revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 275
diff changeset
467 }
282
e51dd9a14b6f Yet another WC status fix, where dirstate parent and base revision are treated right (dirstate parent other than tip and explicit baseRevision are not the same)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 280
diff changeset
468 // otherwise, shall check actual content (size not the same, or unknown (-1 or -2), or timestamp is different,
e51dd9a14b6f Yet another WC status fix, where dirstate parent and base revision are treated right (dirstate parent other than tip and explicit baseRevision are not the same)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 280
diff changeset
469 // or nodeid in dirstate is different, but local change might have brought it back to baseRevision state)
280
35125450c804 Erroneous and slow status for working copies based on non-tip revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 275
diff changeset
470 // FALL THROUGH
35125450c804 Erroneous and slow status for working copies based on non-tip revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 275
diff changeset
471 }
471
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 456
diff changeset
472 if (r != null || (r = ds.checkMerged(fname)) != null || (r = ds.checkAdded(fname)) != null) {
397
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
473 try {
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
474 // check actual content to see actual changes
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
475 // when added - seems to be the case of a file added once again, hence need to check if content is different
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
476 // either clean or modified
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
477 HgDataFile fileNode = repo.getFileNode(fname);
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
478 if (areTheSame(f, fileNode, nid1)) {
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
479 inspector.clean(fname);
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
480 } else {
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
481 inspector.modified(fname);
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
482 }
425
48f993aa2f41 FIXMEs: exceptions, javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 423
diff changeset
483 } catch (HgRuntimeException ex) {
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: 473
diff changeset
484 repo.getSessionContext().getLog().dump(getClass(), Warn, ex, null);
397
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
485 inspector.invalid(fname, ex);
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
486 }
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 284
diff changeset
487 baseRevNames.remove(fname); // consumed, processed, handled.
348
a0864b2892cd Expose errors reading mercurial control files with exception
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 337
diff changeset
488 } else if (getDirstateImpl().checkRemoved(fname) != null) {
226
26ad7827a62d Support status query for a single file or a subdirectory of a repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 219
diff changeset
489 // was known, and now marked as removed, report it right away, do not rely on baseRevNames processing later
26ad7827a62d Support status query for a single file or a subdirectory of a repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 219
diff changeset
490 inspector.removed(fname);
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 284
diff changeset
491 baseRevNames.remove(fname); // consumed, processed, handled.
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
492 }
226
26ad7827a62d Support status query for a single file or a subdirectory of a repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 219
diff changeset
493 // only those left in baseRevNames after processing are reported as removed
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
494 }
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
495
608
e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 537
diff changeset
496 // TODO [post-1.1] think over if content comparison may be done more effectively by e.g. calculating nodeid for a local file and comparing it with nodeid from manifest
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
497 // we don't need to tell exact difference, hash should be enough to detect difference, and it doesn't involve reading historical file content, and it's relatively
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
498 // cheap to calc hash on a file (no need to keep it completely in memory). OTOH, if I'm right that the next approach is used for nodeids:
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
499 // changeset nodeid + hash(actual content) => entry (Nodeid) in the next Manifest
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
500 // then it's sufficient to check parents from dirstate, and if they do not match parents from file's baseRevision (non matching parents means different nodeids).
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
501 // The question is whether original Hg treats this case (same content, different parents and hence nodeids) as 'modified' or 'clean'
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
502 }
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
503
425
48f993aa2f41 FIXMEs: exceptions, javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 423
diff changeset
504 private boolean areTheSame(FileInfo f, HgDataFile dataFile, Nodeid revision) throws HgInvalidFileException {
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
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 148
diff changeset
505 // XXX consider adding HgDataDile.compare(File/byte[]/whatever) operation to optimize comparison
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
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 148
diff changeset
506 ByteArrayChannel bac = new ByteArrayChannel();
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
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 148
diff changeset
507 try {
367
2fadf8695f8a Use 'revision index' instead of the vague 'local revision number' concept in the API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 366
diff changeset
508 int fileRevisionIndex = dataFile.getRevisionIndex(revision);
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
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 148
diff changeset
509 // need content with metadata striped off - although theoretically chances are metadata may be different,
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
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 148
diff changeset
510 // WC doesn't have it anyway
367
2fadf8695f8a Use 'revision index' instead of the vague 'local revision number' concept in the API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 366
diff changeset
511 dataFile.content(fileRevisionIndex, bac);
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
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 148
diff changeset
512 } catch (CancelledException ex) {
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
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 148
diff changeset
513 // silently ignore - can't happen, ByteArrayChannel is not cancellable
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
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 148
diff changeset
514 }
397
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
515 return areTheSame(f, bac.toArray(), dataFile.getPath());
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
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 148
diff changeset
516 }
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
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 148
diff changeset
517
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: 415
diff changeset
518 private boolean areTheSame(FileInfo f, final byte[] data, Path p) throws HgInvalidFileException {
287
ed6b74a58c66 Use FileInfo abstraction with necessary subset of File functionality instead of File to facilitate other effective file system iterators
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 285
diff changeset
519 ReadableByteChannel is = null;
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
520 class Check implements ByteChannel {
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: 473
diff changeset
521 final boolean debug = repo.getSessionContext().getLog().isDebug();
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
522 boolean sameSoFar = true;
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
523 int x = 0;
219
d63583b47bfa ArrayIndexOutOfBoundsException when file appended. Erroneous 'areTheSame' when trailing were deleted.
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 218
diff changeset
524
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
525 public int write(ByteBuffer buffer) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
526 for (int i = buffer.remaining(); i > 0; i--, x++) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
527 if (x >= data.length /*file has been appended*/ || data[x] != buffer.get()) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
528 if (debug) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
529 byte[] xx = new byte[15];
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
530 if (buffer.position() > 5) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
531 buffer.position(buffer.position() - 5);
117
6c0be854d149 Enable filters for status operation (ToRepo case)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
532 }
334
15e1961719f2 Investigate sporadic BufferUnderflowException
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 323
diff changeset
533 buffer.get(xx, 0, min(xx.length, i-1 /*-1 for the one potentially read at buffer.get in if() */));
15e1961719f2 Investigate sporadic BufferUnderflowException
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 323
diff changeset
534 String exp;
15e1961719f2 Investigate sporadic BufferUnderflowException
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 323
diff changeset
535 if (x < data.length) {
15e1961719f2 Investigate sporadic BufferUnderflowException
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 323
diff changeset
536 exp = new String(data, max(0, x - 4), min(data.length - x, 20));
15e1961719f2 Investigate sporadic BufferUnderflowException
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 323
diff changeset
537 } else {
15e1961719f2 Investigate sporadic BufferUnderflowException
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 323
diff changeset
538 int offset = max(0, x - 4);
15e1961719f2 Investigate sporadic BufferUnderflowException
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 323
diff changeset
539 exp = new String(data, offset, min(data.length - offset, 20));
15e1961719f2 Investigate sporadic BufferUnderflowException
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 323
diff changeset
540 }
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: 473
diff changeset
541 repo.getSessionContext().getLog().dump(getClass(), Debug, "expected >>%s<< but got >>%s<<", exp, new String(xx));
117
6c0be854d149 Enable filters for status operation (ToRepo case)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
542 }
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
543 sameSoFar = false;
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
544 break;
219
d63583b47bfa ArrayIndexOutOfBoundsException when file appended. Erroneous 'areTheSame' when trailing were deleted.
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 218
diff changeset
545 }
117
6c0be854d149 Enable filters for status operation (ToRepo case)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
546 }
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
547 buffer.position(buffer.limit()); // mark as read
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
548 return buffer.limit();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
549 }
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
550
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
551 public boolean sameSoFar() {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
552 return sameSoFar;
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
553 }
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
554 public boolean ultimatelyTheSame() {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
555 return sameSoFar && x == data.length;
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
556 }
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
557 };
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
558 Check check = new Check();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
559 try {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
560 is = f.newInputChannel();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
561 ByteBuffer fb = ByteBuffer.allocate(min(1 + data.length * 2 /*to fit couple of lines appended; never zero*/, 8192));
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
562 FilterByteChannel filters = new FilterByteChannel(check, repo.getFiltersFromWorkingDirToRepo(p));
356
91d75e1bac9f Consistent approach to deal with adaptable objects. Give adaptable precedence over instanceof to allow conditional response when classes do implement desired interface
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 355
diff changeset
563 Preview preview = Adaptable.Factory.getAdapter(filters, Preview.class, null);
355
f2c11fe7f3e9 Newline filter shall respect whole stream when deciding whether to process line terminators, hence added stream preview functionality
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
564 if (preview != null) {
f2c11fe7f3e9 Newline filter shall respect whole stream when deciding whether to process line terminators, hence added stream preview functionality
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
565 while (is.read(fb) != -1) {
f2c11fe7f3e9 Newline filter shall respect whole stream when deciding whether to process line terminators, hence added stream preview functionality
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
566 fb.flip();
f2c11fe7f3e9 Newline filter shall respect whole stream when deciding whether to process line terminators, hence added stream preview functionality
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
567 preview.preview(fb);
f2c11fe7f3e9 Newline filter shall respect whole stream when deciding whether to process line terminators, hence added stream preview functionality
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
568 fb.clear();
f2c11fe7f3e9 Newline filter shall respect whole stream when deciding whether to process line terminators, hence added stream preview functionality
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
569 }
f2c11fe7f3e9 Newline filter shall respect whole stream when deciding whether to process line terminators, hence added stream preview functionality
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
570 // reset channel to read once again
f2c11fe7f3e9 Newline filter shall respect whole stream when deciding whether to process line terminators, hence added stream preview functionality
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
571 try {
f2c11fe7f3e9 Newline filter shall respect whole stream when deciding whether to process line terminators, hence added stream preview functionality
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
572 is.close();
f2c11fe7f3e9 Newline filter shall respect whole stream when deciding whether to process line terminators, hence added stream preview functionality
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
573 } catch (IOException ex) {
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: 473
diff changeset
574 repo.getSessionContext().getLog().dump(getClass(), Info, ex, null);
355
f2c11fe7f3e9 Newline filter shall respect whole stream when deciding whether to process line terminators, hence added stream preview functionality
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
575 }
f2c11fe7f3e9 Newline filter shall respect whole stream when deciding whether to process line terminators, hence added stream preview functionality
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
576 is = f.newInputChannel();
f2c11fe7f3e9 Newline filter shall respect whole stream when deciding whether to process line terminators, hence added stream preview functionality
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
577 fb.clear();
f2c11fe7f3e9 Newline filter shall respect whole stream when deciding whether to process line terminators, hence added stream preview functionality
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
578 }
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
579 while (is.read(fb) != -1 && check.sameSoFar()) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
580 fb.flip();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
581 filters.write(fb);
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
582 fb.compact();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
583 }
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
584 return check.ultimatelyTheSame();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
585 } catch (CancelledException ex) {
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: 473
diff changeset
586 repo.getSessionContext().getLog().dump(getClass(), Warn, ex, "Unexpected cancellation");
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
587 return check.ultimatelyTheSame();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
588 } catch (IOException ex) {
397
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
589 throw new HgInvalidFileException("File comparison failed", ex).setFileName(p);
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
590 } finally {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
591 if (is != null) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
592 try {
287
ed6b74a58c66 Use FileInfo abstraction with necessary subset of File functionality instead of File to facilitate other effective file system iterators
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 285
diff changeset
593 is.close();
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
594 } catch (IOException ex) {
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: 473
diff changeset
595 repo.getSessionContext().getLog().dump(getClass(), Info, ex, null);
117
6c0be854d149 Enable filters for status operation (ToRepo case)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
596 }
6c0be854d149 Enable filters for status operation (ToRepo case)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
597 }
6c0be854d149 Enable filters for status operation (ToRepo case)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
598 }
6c0be854d149 Enable filters for status operation (ToRepo case)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
599 }
6c0be854d149 Enable filters for status operation (ToRepo case)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
600
413
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
601 /**
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
602 * @return <code>true</code> if flags are the same
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
603 */
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
604 private boolean checkFlagsEqual(FileInfo f, HgManifest.Flags originalManifestFlags) {
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
605 boolean same = true;
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
606 if (repoWalker.supportsLinkFlag()) {
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
607 if (originalManifestFlags == HgManifest.Flags.Link) {
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
608 return f.isSymlink();
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
609 }
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
610 // original flag is not link, hence flags are the same if file is not link, too.
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
611 same = !f.isSymlink();
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
612 } // otherwise treat flags the same
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
613 if (repoWalker.supportsExecFlag()) {
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
614 if (originalManifestFlags == HgManifest.Flags.Exec) {
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
615 return f.isExecutable();
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
616 }
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
617 // original flag has no executable attribute, hence file shall not be executable, too
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
618 same = same || !f.isExecutable();
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
619 }
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
620 return same;
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
621 }
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
622
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
623 private boolean checkFlagsEqual(FileInfo f, int dirstateFileMode) {
608
e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 537
diff changeset
624 return checkFlagsEqual(f, HgManifest.Flags.parse(dirstateFileMode));
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
625 }
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
626
229
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
627 /**
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
628 * Configure status collector to consider only subset of a working copy tree. Tries to be as effective as possible, and to
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
629 * traverse only relevant part of working copy on the filesystem.
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
630 *
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
631 * @param hgRepo repository
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
632 * @param paths repository-relative files and/or directories. Directories are processed recursively.
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
633 *
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
634 * @return new instance of {@link HgWorkingCopyStatusCollector}, ready to {@link #walk(int, HgStatusInspector) walk} associated working copy
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
635 */
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
636 public static HgWorkingCopyStatusCollector create(HgRepository hgRepo, Path... paths) {
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
637 ArrayList<Path> f = new ArrayList<Path>(5);
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
638 ArrayList<Path> d = new ArrayList<Path>(5);
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
639 for (Path p : paths) {
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
640 if (p.isDirectory()) {
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
641 d.add(p);
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
642 } else {
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
643 f.add(p);
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
644 }
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
645 }
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
646 // final Path[] dirs = f.toArray(new Path[d.size()]);
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
647 if (d.isEmpty()) {
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
648 final Path[] files = f.toArray(new Path[f.size()]);
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: 473
diff changeset
649 FileIterator fi = new FileListIterator(hgRepo.getSessionContext(), hgRepo.getWorkingDir(), files);
229
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650 return new HgWorkingCopyStatusCollector(hgRepo, fi);
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651 }
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652 //
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653
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654 //FileIterator fi = file.isDirectory() ? new DirFileIterator(hgRepo, file) : new FileListIterator(, file);
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655 FileIterator fi = new HgInternals(hgRepo).createWorkingDirWalker(new PathScope(true, paths));
226
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656 return new HgWorkingCopyStatusCollector(hgRepo, fi);
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657 }
229
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658
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diff changeset
659 /**
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diff changeset
660 * Configure collector object to calculate status for matching files only.
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661 * This method may be less effective than explicit list of files as it iterates over whole repository
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662 * (thus supplied matcher doesn't need to care if directories to files in question are also in scope,
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663 * see {@link FileWalker#FileWalker(File, Path.Source, Path.Matcher)})
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664 *
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665 * @return new instance of {@link HgWorkingCopyStatusCollector}, ready to {@link #walk(int, HgStatusInspector) walk} associated working copy
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666 */
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667 public static HgWorkingCopyStatusCollector create(HgRepository hgRepo, Path.Matcher scope) {
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668 FileIterator w = new HgInternals(hgRepo).createWorkingDirWalker(null);
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669 FileIterator wf = (scope == null || scope instanceof Path.Matcher.Any) ? w : new FileIteratorFilter(w, scope);
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670 // the reason I need to iterate over full repo and apply filter is that I have no idea whatsoever about
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671 // patterns in the scope. I.e. if scope lists a file (PathGlobMatcher("a/b/c.txt")), FileWalker won't get deep
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672 // to the file unless matcher would also explicitly include "a/", "a/b/" in scope. Since I can't rely
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673 // users would write robust matchers, and I don't see a decent way to enforce that (i.e. factory to produce
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diff changeset
674 // correct matcher from Path is much like what PathScope does, and can be accessed directly with #create(repo, Path...)
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675 // method above/
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diff changeset
676 return new HgWorkingCopyStatusCollector(hgRepo, wf);
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diff changeset
677 }
226
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678
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679 private static class FileListIterator implements FileIterator {
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diff changeset
680 private final File dir;
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681 private final Path[] paths;
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682 private int index;
287
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683 private RegularFileInfo nextFile;
413
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684 private final boolean execCap, linkCap;
425
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diff changeset
685 private final SessionContext sessionContext;
226
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diff changeset
686
425
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diff changeset
687 public FileListIterator(SessionContext ctx, File startDir, Path... files) {
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diff changeset
688 sessionContext = ctx;
226
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diff changeset
689 dir = startDir;
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diff changeset
690 paths = files;
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diff changeset
691 reset();
413
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diff changeset
692 execCap = Internals.checkSupportsExecutables(startDir);
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diff changeset
693 linkCap = Internals.checkSupportsSymlinks(startDir);
226
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diff changeset
694 }
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diff changeset
695
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diff changeset
696 public void reset() {
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diff changeset
697 index = -1;
425
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diff changeset
698 nextFile = new RegularFileInfo(sessionContext, execCap, linkCap);
226
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diff changeset
699 }
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diff changeset
700
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diff changeset
701 public boolean hasNext() {
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diff changeset
702 return paths.length > 0 && index < paths.length-1;
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703 }
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704
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diff changeset
705 public void next() {
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706 index++;
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diff changeset
707 if (index == paths.length) {
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diff changeset
708 throw new NoSuchElementException();
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diff changeset
709 }
287
ed6b74a58c66 Use FileInfo abstraction with necessary subset of File functionality instead of File to facilitate other effective file system iterators
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diff changeset
710 nextFile.init(new File(dir, paths[index].toString()));
226
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diff changeset
711 }
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diff changeset
712
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diff changeset
713 public Path name() {
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diff changeset
714 return paths[index];
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diff changeset
715 }
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716
287
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717 public FileInfo file() {
226
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718 return nextFile;
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719 }
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720
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721 public boolean inScope(Path file) {
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722 for (int i = 0; i < paths.length; i++) {
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723 if (paths[i].equals(file)) {
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724 return true;
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725 }
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diff changeset
726 }
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727 return false;
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728 }
413
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diff changeset
729
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diff changeset
730 public boolean supportsExecFlag() {
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
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diff changeset
731 return execCap;
413
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732 }
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diff changeset
733
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diff changeset
734 public boolean supportsLinkFlag() {
423
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diff changeset
735 return linkCap;
413
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diff changeset
736 }
226
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diff changeset
737 }
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diff changeset
738
229
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diff changeset
739 private static class FileIteratorFilter implements FileIterator {
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diff changeset
740 private final Path.Matcher filter;
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741 private final FileIterator walker;
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diff changeset
742 private boolean didNext = false;
226
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diff changeset
743
229
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diff changeset
744 public FileIteratorFilter(FileIterator fileWalker, Path.Matcher filterMatcher) {
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diff changeset
745 assert fileWalker != null;
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diff changeset
746 assert filterMatcher != null;
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diff changeset
747 filter = filterMatcher;
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diff changeset
748 walker = fileWalker;
226
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diff changeset
749 }
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diff changeset
750
350
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diff changeset
751 public void reset() throws IOException {
226
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diff changeset
752 walker.reset();
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diff changeset
753 }
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diff changeset
754
350
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diff changeset
755 public boolean hasNext() throws IOException {
229
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diff changeset
756 while (walker.hasNext()) {
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diff changeset
757 walker.next();
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diff changeset
758 if (filter.accept(walker.name())) {
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diff changeset
759 didNext = true;
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diff changeset
760 return true;
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diff changeset
761 }
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diff changeset
762 }
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diff changeset
763 return false;
226
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diff changeset
764 }
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diff changeset
765
350
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diff changeset
766 public void next() throws IOException {
229
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
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diff changeset
767 if (didNext) {
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diff changeset
768 didNext = false;
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diff changeset
769 } else {
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diff changeset
770 if (!hasNext()) {
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
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771 throw new NoSuchElementException();
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772 }
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
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773 }
226
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parents: 219
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774 }
26ad7827a62d Support status query for a single file or a subdirectory of a repository
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parents: 219
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775
26ad7827a62d Support status query for a single file or a subdirectory of a repository
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776 public Path name() {
26ad7827a62d Support status query for a single file or a subdirectory of a repository
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777 return walker.name();
26ad7827a62d Support status query for a single file or a subdirectory of a repository
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parents: 219
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778 }
26ad7827a62d Support status query for a single file or a subdirectory of a repository
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779
287
ed6b74a58c66 Use FileInfo abstraction with necessary subset of File functionality instead of File to facilitate other effective file system iterators
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parents: 285
diff changeset
780 public FileInfo file() {
226
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781 return walker.file();
26ad7827a62d Support status query for a single file or a subdirectory of a repository
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782 }
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783
26ad7827a62d Support status query for a single file or a subdirectory of a repository
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diff changeset
784 public boolean inScope(Path file) {
229
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diff changeset
785 return filter.accept(file);
226
26ad7827a62d Support status query for a single file or a subdirectory of a repository
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786 }
413
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
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parents: 405
diff changeset
787
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
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parents: 405
diff changeset
788 public boolean supportsExecFlag() {
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
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parents: 405
diff changeset
789 return walker.supportsExecFlag();
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790 }
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
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diff changeset
791
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
792 public boolean supportsLinkFlag() {
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
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parents: 405
diff changeset
793 return walker.supportsLinkFlag();
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
794 }
226
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parents: 219
diff changeset
795 }
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
796 }