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annotate src/org/tmatesoft/hg/repo/HgWorkingCopyStatusCollector.java @ 606:5daa42067e7c

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Avoid mmap files when only few bytes are to be read
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Tue, 07 May 2013 14:16:35 +0200
parents 5a455624be4f
children e1b29756f901
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.Experimental;
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38 import org.tmatesoft.hg.internal.FilterByteChannel;
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39 import org.tmatesoft.hg.internal.Internals;
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40 import org.tmatesoft.hg.internal.ManifestRevision;
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41 import org.tmatesoft.hg.internal.PathPool;
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42 import org.tmatesoft.hg.internal.PathScope;
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43 import org.tmatesoft.hg.internal.Preview;
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44 import org.tmatesoft.hg.util.Adaptable;
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45 import org.tmatesoft.hg.util.ByteChannel;
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46 import org.tmatesoft.hg.util.CancelSupport;
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47 import org.tmatesoft.hg.util.CancelledException;
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48 import org.tmatesoft.hg.util.Convertor;
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49 import org.tmatesoft.hg.util.FileInfo;
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50 import org.tmatesoft.hg.util.FileIterator;
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51 import org.tmatesoft.hg.util.FileWalker;
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52 import org.tmatesoft.hg.util.Path;
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53 import org.tmatesoft.hg.util.PathRewrite;
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54 import org.tmatesoft.hg.util.RegularFileInfo;
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56 /**
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57 *
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58 * @author Artem Tikhomirov
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59 * @author TMate Software Ltd.
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60 */
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61 public class HgWorkingCopyStatusCollector {
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63 private final HgRepository repo;
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64 private final FileIterator repoWalker;
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65 private HgDirstate dirstate;
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66 private HgStatusCollector baseRevisionCollector;
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67 private Convertor<Path> pathPool;
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68 private ManifestRevision dirstateParentManifest;
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70 /**
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71 * Collector that iterates over complete working copy
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72 */
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73 public HgWorkingCopyStatusCollector(HgRepository hgRepo) {
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74 this(hgRepo, new HgInternals(hgRepo).createWorkingDirWalker(null));
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75 }
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77 /**
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78 * Collector may analyze and report status for any arbitrary sub-tree of the working copy.
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79 * File iterator shall return names of the files relative to the repository root.
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80 *
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81 * @param hgRepo status target repository
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82 * @param workingCopyWalker iterator over files in the working copy
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83 */
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84 public HgWorkingCopyStatusCollector(HgRepository hgRepo, FileIterator workingCopyWalker) {
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85 repo = hgRepo;
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86 repoWalker = workingCopyWalker;
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87 }
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89 /**
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90 * Optionally, supply a collector instance that may cache (or have already cached) base revision
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91 * @param sc may be null
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92 */
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93 public void setBaseRevisionCollector(HgStatusCollector sc) {
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94 baseRevisionCollector = sc;
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95 }
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97 /*package-local*/ Convertor<Path> getPathPool() {
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98 if (pathPool == null) {
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99 if (baseRevisionCollector == null) {
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100 pathPool = new PathPool(new PathRewrite.Empty());
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101 } else {
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102 return baseRevisionCollector.getPathPool();
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103 }
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104 }
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105 return pathPool;
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106 }
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108 public void setPathPool(Convertor<Path> pathConvertor) {
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109 pathPool = pathConvertor;
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110 }
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112 /**
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113 * Access to directory state information this collector uses.
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114 * @return directory state holder, never <code>null</code>
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115 */
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116 public HgDirstate getDirstate() throws HgInvalidControlFileException {
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117 if (dirstate == null) {
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118 Convertor<Path> pp = getPathPool();
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119 Path.Source ps;
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120 if (pp instanceof Path.Source) {
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121 ps = (Path.Source) pp;
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122 } else {
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123 ps = new Path.SimpleSource(new PathRewrite.Empty(), pp);
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124 }
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125 dirstate = repo.loadDirstate(ps);
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126 }
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127 return dirstate;
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128 }
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129
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130 private HgDirstate getDirstateImpl() {
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131 return dirstate;
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132 }
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133
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134 private ManifestRevision getManifest(int changelogLocalRev) throws HgInvalidControlFileException {
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135 assert changelogLocalRev >= 0;
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136 ManifestRevision mr;
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137 if (baseRevisionCollector != null) {
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138 mr = baseRevisionCollector.raw(changelogLocalRev);
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139 } else {
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140 mr = new ManifestRevision(null, null);
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141 repo.getManifest().walk(changelogLocalRev, changelogLocalRev, mr);
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142 }
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143 return mr;
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144 }
354
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145
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146 private void initDirstateParentManifest() throws HgInvalidControlFileException {
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147 Nodeid dirstateParent = getDirstateImpl().parents().first();
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148 if (dirstateParent.isNull()) {
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149 dirstateParentManifest = baseRevisionCollector != null ? baseRevisionCollector.raw(NO_REVISION) : HgStatusCollector.createEmptyManifestRevision();
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150 } else {
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151 int changeloRevIndex = repo.getChangelog().getRevisionIndex(dirstateParent);
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152 dirstateParentManifest = getManifest(changeloRevIndex);
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153 }
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154 }
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155
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156 // WC not necessarily points to TIP, but may be result of update to any previous revision.
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157 // 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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158 private ManifestRevision getDirstateParentManifest() {
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159 return dirstateParentManifest;
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160 }
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161
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162 /**
429
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163 * Walk working copy, analyze status for each file found and missing.
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164 * May be invoked few times.
423
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165 *
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166 * <p>There's no dedicated constant for working copy parent, at least now.
429
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167 * Use {@link HgRepository#WORKING_COPY} to indicate comparison
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168 * shall be run against working copy parent. Although a bit confusing, single case doesn't
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169 * justify a dedicated constant.
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170 *
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171 * @param baseRevision revision index to check against, or {@link HgRepository#WORKING_COPY}. Note, {@link HgRepository#TIP} is not supported.
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172 * @param inspector callback to receive status information
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173 * @throws IOException to propagate IO errors from {@link FileIterator}
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174 * @throws CancelledException if operation execution was cancelled
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175 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
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176 */
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177 public void walk(int baseRevision, HgStatusInspector inspector) throws IOException, CancelledException, HgRuntimeException {
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178 if (HgInternals.wrongRevisionIndex(baseRevision) || baseRevision == BAD_REVISION) {
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179 throw new HgInvalidRevisionException(baseRevision);
218
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180 }
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181 if (getDirstateImpl() == null) {
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182 getDirstate();
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183 }
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184 if (getDirstateParentManifest() == null) {
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185 initDirstateParentManifest();
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186 }
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187 // XXX NOTE, use of TIP for working copy parent is questionable, at least. Instead, TIP shall mean latest cset or not allowed at all
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188 ManifestRevision collect = null; // non null indicates we compare against base revision
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189 Set<Path> baseRevFiles = Collections.emptySet(); // files from base revision not affected by status calculation
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190 if (baseRevision != TIP && baseRevision != WORKING_COPY) {
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191 collect = getManifest(baseRevision);
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192 baseRevFiles = new TreeSet<Path>(collect.files());
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193 }
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194 if (inspector instanceof HgStatusCollector.Record) {
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195 HgStatusCollector sc = baseRevisionCollector == null ? new HgStatusCollector(repo) : baseRevisionCollector;
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196 // nodeidAfterChange(dirstate's parent) doesn't make too much sense,
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197 // because the change might be actually in working copy. Nevertheless,
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198 // as long as no nodeids can be provided for WC, seems reasonable to report
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199 // latest known nodeid change (although at the moment this is not used and
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200 // is done mostly not to leave stale initialization in the Record)
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201 int rev1,rev2 = getDirstateParentManifest().changesetRevisionIndex();
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202 if (baseRevision == TIP || baseRevision == WORKING_COPY) {
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203 rev1 = rev2 - 1; // just use revision prior to dirstate's parent
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204 } else {
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205 rev1 = baseRevision;
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206 }
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207 ((HgStatusCollector.Record) inspector).init(rev1, rev2, sc);
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208 }
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209 final CancelSupport cs = CancelSupport.Factory.get(inspector);
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210 final HgIgnore hgIgnore = repo.getIgnore();
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211 repoWalker.reset();
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212 TreeSet<Path> processed = new TreeSet<Path>(); // names of files we handled as they known to Dirstate (not FileIterator)
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213 final HgDirstate ds = getDirstateImpl();
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214 TreeSet<Path> knownEntries = ds.all(); // here just to get dirstate initialized
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215 while (repoWalker.hasNext()) {
423
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216 cs.checkCancelled();
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217 repoWalker.next();
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218 final Path fname = getPathPool().mangle(repoWalker.name());
287
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219 FileInfo f = repoWalker.file();
293
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220 Path knownInDirstate;
226
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221 if (!f.exists()) {
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222 // file coming from iterator doesn't exist.
293
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223 if ((knownInDirstate = ds.known(fname)) != null) {
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224 // found in dirstate
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225 processed.add(knownInDirstate);
294
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226 if (ds.checkRemoved(knownInDirstate) == null) {
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227 inspector.missing(knownInDirstate);
226
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228 } else {
294
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229 inspector.removed(knownInDirstate);
226
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230 }
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231 // do not report it as removed later
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232 if (collect != null) {
294
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233 baseRevFiles.remove(knownInDirstate);
226
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234 }
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235 } else {
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236 // chances are it was known in baseRevision. We may rely
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237 // that later iteration over baseRevFiles leftovers would yield correct Removed,
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238 // but it doesn't hurt to be explicit (provided we know fname *is* inScope of the FileIterator
285
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239 if (collect != null && baseRevFiles.remove(fname)) {
226
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240 inspector.removed(fname);
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241 } else {
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242 // not sure I shall report such files (i.e. arbitrary name coming from FileIterator)
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243 // as unknown. Command-line HG aborts "system can't find the file specified"
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244 // in similar case (against wc), or just gives nothing if --change <rev> is specified.
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245 // however, as it's unlikely to get unexisting files from FileIterator, and
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246 // its better to see erroneous file status rather than not to see any (which is too easy
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247 // to overlook), I think unknown() is reasonable approach here
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248 inspector.unknown(fname);
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249 }
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250 }
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251 continue;
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252 }
293
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253 if ((knownInDirstate = ds.known(fname)) != null) {
226
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254 // tracked file.
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255 // modified, added, removed, clean
293
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256 processed.add(knownInDirstate);
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257 if (collect != null) { // need to check against base revision, not FS file
294
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258 checkLocalStatusAgainstBaseRevision(baseRevFiles, collect, baseRevision, knownInDirstate, f, inspector);
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259 } else {
294
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260 checkLocalStatusAgainstFile(knownInDirstate, f, inspector);
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261 }
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262 } else {
226
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263 if (hgIgnore.isIgnored(fname)) { // hgignore shall be consulted only for non-tracked files
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264 inspector.ignored(fname);
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265 } else {
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266 inspector.unknown(fname);
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267 }
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268 // the file is not tracked. Even if it's known at baseRevision, we don't need to remove it
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269 // from baseRevFiles, it might need to be reported as removed as well (cmdline client does
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270 // yield two statuses for the same file)
58
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271 }
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272 }
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273 if (collect != null) {
473
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274 // perhaps, this code shall go after processing leftovers of knownEntries, below
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275 // as it's sort of last resort - what to do with otherwise unprocessed base revision files
285
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276 for (Path fromBase : baseRevFiles) {
226
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277 if (repoWalker.inScope(fromBase)) {
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278 inspector.removed(fromBase);
473
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279 processed.add(fromBase);
423
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280 cs.checkCancelled();
226
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281 }
58
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282 }
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283 }
293
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284 knownEntries.removeAll(processed);
284
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285 for (Path m : knownEntries) {
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286 if (!repoWalker.inScope(m)) {
226
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287 // do not report as missing/removed those FileIterator doesn't care about.
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288 continue;
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289 }
423
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290 cs.checkCancelled();
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291 // missing known file from a working dir
293
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292 if (ds.checkRemoved(m) == null) {
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293 // not removed from the repository = 'deleted'
284
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294 inspector.missing(m);
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295 } else {
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296 // removed from the repo
76
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297 // 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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298 if (collect == null || baseRevFiles.contains(m)) {
284
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299 inspector.removed(m);
76
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300 }
58
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301 }
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302 }
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303 }
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304
423
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305 /**
429
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306 * A {@link #walk(int, HgStatusInspector)} that records all the status information in the {@link HgStatusCollector.Record} object.
423
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307 *
429
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308 * @see #walk(int, HgStatusInspector)
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309 * @param baseRevision revision index to check against, or {@link HgRepository#WORKING_COPY}. Note, {@link HgRepository#TIP} is not supported.
423
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310 * @return information object that describes change between the revisions
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311 * @throws IOException to propagate IO errors from {@link FileIterator}
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312 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
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313 */
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314 public HgStatusCollector.Record status(int baseRevision) throws IOException, HgRuntimeException {
94
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315 HgStatusCollector.Record rv = new HgStatusCollector.Record();
423
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316 try {
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317 walk(baseRevision, rv);
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318 } catch (CancelledException ex) {
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319 // can't happen as long our Record class doesn't implement CancelSupport
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320 HgInvalidStateException t = new HgInvalidStateException("Internal error");
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321 t.initCause(ex);
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322 throw t;
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323 }
58
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324 return rv;
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325 }
506
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326
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diff changeset
327 /**
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328 * Compares file state from working directory against parent recorded in dirstate.
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diff changeset
329 * Might be handy for merged files, always reported as 'modified' or files deemed modified
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diff changeset
330 * based on their flags change.
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331 *
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diff changeset
332 * @param fname repository-relative path to the file in question
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333 * @param fileInfo file content mediator
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diff changeset
334 * @return <code>true</code> when content in working dir differs from that of manifest-recorded revision
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diff changeset
335 */
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diff changeset
336 @Experimental(reason="Perhaps, HgDataFile#isWorkingCopyChanged() would be better - no need to pass any arguments?")
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diff changeset
337 public boolean hasTangibleChanges(Path fname, FileInfo fileInfo) throws HgRuntimeException {
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diff changeset
338 // see #checkLocalStatusAgainstFile() below for the origin of changed file check
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diff changeset
339 HgDataFile df = repo.getFileNode(fname);
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diff changeset
340 if (!df.exists()) {
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diff changeset
341 throw new HgInvalidFileException("File not found", null).setFileName(fname);
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342 }
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343 Nodeid rev = getDirstateParentManifest().nodeid(fname);
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344 return rev == null || !areTheSame(fileInfo, df, rev);
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diff changeset
345 }
58
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346
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347 //********************************************
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348
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349
287
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diff changeset
350 private void checkLocalStatusAgainstFile(Path fname, FileInfo f, HgStatusInspector inspector) {
58
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351 HgDirstate.Record r;
348
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352 if ((r = getDirstateImpl().checkNormal(fname)) != null) {
58
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353 // either clean or modified
290
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354 final boolean timestampEqual = f.lastModified() == r.modificationTime(), sizeEqual = r.size() == f.length();
280
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355 if (timestampEqual && sizeEqual) {
413
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356 // if flags change (chmod -x), timestamp does not change
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357 if (checkFlagsEqual(f, r.mode())) {
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358 inspector.clean(fname);
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359 } else {
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360 inspector.modified(fname); // flags are not the same
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361 }
290
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362 } else if (!sizeEqual && r.size() >= 0) {
280
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363 inspector.modified(fname);
496
c1c8f6859d3f Recognize 'merged from parent' metastate in dirstate
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diff changeset
364 } else if (r.size() == -2) {
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diff changeset
365 // DirState wiki calls this np2 metastate:
c1c8f6859d3f Recognize 'merged from parent' metastate in dirstate
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diff changeset
366 // 'np2': merged from other parent (status == 'n', size == -2)
c1c8f6859d3f Recognize 'merged from parent' metastate in dirstate
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diff changeset
367 inspector.modified(fname);
58
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368 } else {
413
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369 // 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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diff changeset
370 // 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>
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diff changeset
371 try {
413
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diff changeset
372 if (!checkFlagsEqual(f, r.mode())) {
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diff changeset
373 // flags modified, no need to do expensive content check
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diff changeset
374 inspector.modified(fname);
397
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
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parents: 367
diff changeset
375 } else {
413
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diff changeset
376 HgDataFile df = repo.getFileNode(fname);
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diff changeset
377 if (!df.exists()) {
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)
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parents: 490
diff changeset
378 // TODO pass Internals right into HgWCSC cons
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)
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diff changeset
379 Internals implRepo = HgInternals.getImplementationRepo(repo);
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)
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diff changeset
380 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
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diff changeset
381 throw new HgInvalidFileException(msg, null).setFileName(fname);
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diff changeset
382 }
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diff changeset
383 Nodeid rev = getDirstateParentManifest().nodeid(fname);
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parents: 405
diff changeset
384 // rev might be null here if fname comes to dirstate as a result of a merge operation
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parents: 405
diff changeset
385 // where one of the parents (first parent) had no fname file, but second parent had.
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parents: 405
diff changeset
386 // E.g. fork revision 3, revision 4 gets .hgtags, few modifications and merge(3,12)
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parents: 405
diff changeset
387 // see Issue 14 for details
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parents: 405
diff changeset
388 if (rev == null || !areTheSame(f, df, rev)) {
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parents: 405
diff changeset
389 inspector.modified(df.getPath());
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parents: 405
diff changeset
390 } else {
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parents: 405
diff changeset
391 inspector.clean(df.getPath());
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
392 }
397
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
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diff changeset
393 }
425
48f993aa2f41 FIXMEs: exceptions, javadoc
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parents: 423
diff changeset
394 } 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
395 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
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parents: 367
diff changeset
396 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
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parents: 117
diff changeset
397 }
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
398 }
348
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diff changeset
399 } else if ((r = getDirstateImpl().checkAdded(fname)) != null) {
290
8faad08c709b Expose dirstate to allow pre-configuration of FileIterators for status collection in particular
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diff changeset
400 if (r.copySource() == null) {
280
35125450c804 Erroneous and slow status for working copies based on non-tip revision
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diff changeset
401 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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diff changeset
402 } else {
290
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diff changeset
403 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
404 }
348
a0864b2892cd Expose errors reading mercurial control files with exception
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diff changeset
405 } else if ((r = getDirstateImpl().checkRemoved(fname)) != null) {
280
35125450c804 Erroneous and slow status for working copies based on non-tip revision
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diff changeset
406 inspector.removed(fname);
348
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parents: 337
diff changeset
407 } else if ((r = getDirstateImpl().checkMerged(fname)) != null) {
280
35125450c804 Erroneous and slow status for working copies based on non-tip revision
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diff changeset
408 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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parents:
diff changeset
409 }
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parents:
diff changeset
410 }
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
411
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
412 // 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
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parents: 285
diff changeset
413 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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diff changeset
414 // fname is in the dirstate, either Normal, Added, Removed or Merged
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
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parents: 284
diff changeset
415 Nodeid nid1 = collect.nodeid(fname);
6dbbc53fc46d Use Path instead of plain String for manifest file names
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diff changeset
416 HgManifest.Flags flags = collect.flags(fname);
58
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parents:
diff changeset
417 HgDirstate.Record r;
471
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
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diff changeset
418 final HgDirstate ds = getDirstateImpl();
58
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diff changeset
419 if (nid1 == null) {
471
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
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parents: 456
diff changeset
420 // 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
421 // normal, added, merged: either added or copied since base revision.
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
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parents: 456
diff changeset
422 // removed: nothing to report,
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
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parents: 456
diff changeset
423 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
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parents: 148
diff changeset
424 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
425 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
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parents: 148
diff changeset
426 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
427 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
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parents: 148
diff changeset
428 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
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parents: 148
diff changeset
429 }
471
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 456
diff changeset
430 // fall-through, report as added
425
48f993aa2f41 FIXMEs: exceptions, javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 423
diff changeset
431 } 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
432 // report failure and continue status collection
150500515714 Report non-critical errors during status operation to handler/inspector
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parents: 356
diff changeset
433 inspector.invalid(fname, ex);
90
a95c700408a9 Correctly report copy/rename events for rev..working copy case
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parents: 89
diff changeset
434 }
471
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 456
diff changeset
435 } 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
436 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
437 // 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
438 // 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
439 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
440 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
441 }
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 // 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
443 } 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
444 // 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
445 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
446 }
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
447 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
448 } 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
449 // 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
450 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
451 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
452 // 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
453 // same code as in #checkLocalStatusAgainstFile
290
8faad08c709b Expose dirstate to allow pre-configuration of FileIterators for status collection in particular
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parents: 287
diff changeset
454 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
455 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
456 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
457 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
458 handled = true;
290
8faad08c709b Expose dirstate to allow pre-configuration of FileIterators for status collection in particular
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parents: 287
diff changeset
459 } 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
460 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
461 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
462 } 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
463 // 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
464 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
465 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
466 }
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
467 if (handled) {
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 284
diff changeset
468 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
469 return;
35125450c804 Erroneous and slow status for working copies based on non-tip revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 275
diff changeset
470 }
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
471 // 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
472 // 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
473 // 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
474 }
471
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 456
diff changeset
475 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
476 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
477 // 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
478 // 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
479 // 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
480 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
481 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
482 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
483 } 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
484 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
485 }
425
48f993aa2f41 FIXMEs: exceptions, javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 423
diff changeset
486 } 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
487 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
488 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
489 }
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 284
diff changeset
490 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
491 } 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
492 // 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
493 inspector.removed(fname);
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
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parents: 284
diff changeset
494 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
495 }
226
26ad7827a62d Support status query for a single file or a subdirectory of a repository
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parents: 219
diff changeset
496 // 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
497 }
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
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 // TODO 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
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 // 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
501 // 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
502 // 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
503 // 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
504 // 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
505 }
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
506
425
48f993aa2f41 FIXMEs: exceptions, javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 423
diff changeset
507 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
508 // 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
509 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
510 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
511 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
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parents: 148
diff changeset
512 // 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
513 // 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
514 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
515 } 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
516 // 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
517 }
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
518 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
519 }
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
520
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
521 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
522 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
523 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
524 final boolean debug = repo.getSessionContext().getLog().isDebug();
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
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parents: 294
diff changeset
525 boolean sameSoFar = true;
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
526 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
527
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
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parents: 294
diff changeset
528 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
529 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
530 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
531 if (debug) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
532 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
533 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
534 buffer.position(buffer.position() - 5);
117
6c0be854d149 Enable filters for status operation (ToRepo case)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
535 }
334
15e1961719f2 Investigate sporadic BufferUnderflowException
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 323
diff changeset
536 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
537 String exp;
15e1961719f2 Investigate sporadic BufferUnderflowException
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 323
diff changeset
538 if (x < data.length) {
15e1961719f2 Investigate sporadic BufferUnderflowException
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 323
diff changeset
539 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
540 } else {
15e1961719f2 Investigate sporadic BufferUnderflowException
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 323
diff changeset
541 int offset = max(0, x - 4);
15e1961719f2 Investigate sporadic BufferUnderflowException
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 323
diff changeset
542 exp = new String(data, offset, min(data.length - offset, 20));
15e1961719f2 Investigate sporadic BufferUnderflowException
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 323
diff changeset
543 }
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
544 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
545 }
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
546 sameSoFar = false;
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
547 break;
219
d63583b47bfa ArrayIndexOutOfBoundsException when file appended. Erroneous 'areTheSame' when trailing were deleted.
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 218
diff changeset
548 }
117
6c0be854d149 Enable filters for status operation (ToRepo case)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
549 }
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
550 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
551 return buffer.limit();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
552 }
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 sameSoFar() {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
555 return sameSoFar;
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 public boolean ultimatelyTheSame() {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
558 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
559 }
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
560 };
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
561 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
562 try {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
563 is = f.newInputChannel();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
564 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
565 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
566 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
567 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
568 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
569 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
570 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
571 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
572 }
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 // 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
574 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
575 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
576 } 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
577 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
578 }
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
579 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
580 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
581 }
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
582 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
583 fb.flip();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
584 filters.write(fb);
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
585 fb.compact();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
586 }
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 (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
589 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
590 return check.ultimatelyTheSame();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
591 } 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
592 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
593 } finally {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
594 if (is != null) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
595 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
596 is.close();
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
597 } 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
598 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
599 }
6c0be854d149 Enable filters for status operation (ToRepo case)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
600 }
6c0be854d149 Enable filters for status operation (ToRepo case)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
601 }
6c0be854d149 Enable filters for status operation (ToRepo case)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
602 }
6c0be854d149 Enable filters for status operation (ToRepo case)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
603
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
604 /**
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 * @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
606 */
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 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
608 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
609 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
610 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
611 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
612 }
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 // 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
614 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
615 } // 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
616 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
617 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
618 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
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 // 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
621 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
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 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
624 }
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
625
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
626 private boolean checkFlagsEqual(FileInfo f, int dirstateFileMode) {
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
627 // source/include/linux/stat.h
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
628 final int S_IFLNK = 0120000, S_IXUSR = 00100;
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
629 // TODO post-1.0 HgManifest.Flags.parse(int)
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
630 if ((dirstateFileMode & S_IFLNK) == S_IFLNK) {
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
631 return checkFlagsEqual(f, 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
632 }
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
633 if ((dirstateFileMode & S_IXUSR) == S_IXUSR) {
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
634 return checkFlagsEqual(f, 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
635 }
415
ee8264d80747 Explicit constant for regular file flags, access to flags for a given file revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 413
diff changeset
636 return checkFlagsEqual(f, HgManifest.Flags.RegularFile); // no flags
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
637 }
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
638
229
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
639 /**
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
640 * 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
641 * 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
642 *
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
643 * @param hgRepo repository
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
644 * @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
645 *
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
646 * @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
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parents: 226
diff changeset
647 */
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
648 public static HgWorkingCopyStatusCollector create(HgRepository hgRepo, Path... paths) {
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649 ArrayList<Path> f = new ArrayList<Path>(5);
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650 ArrayList<Path> d = new ArrayList<Path>(5);
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651 for (Path p : paths) {
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652 if (p.isDirectory()) {
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653 d.add(p);
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654 } else {
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655 f.add(p);
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656 }
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657 }
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658 // final Path[] dirs = f.toArray(new Path[d.size()]);
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659 if (d.isEmpty()) {
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660 final Path[] files = f.toArray(new Path[f.size()]);
490
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661 FileIterator fi = new FileListIterator(hgRepo.getSessionContext(), hgRepo.getWorkingDir(), files);
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662 return new HgWorkingCopyStatusCollector(hgRepo, fi);
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663 }
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664 //
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665
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666 //FileIterator fi = file.isDirectory() ? new DirFileIterator(hgRepo, file) : new FileListIterator(, file);
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667 FileIterator fi = new HgInternals(hgRepo).createWorkingDirWalker(new PathScope(true, paths));
226
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668 return new HgWorkingCopyStatusCollector(hgRepo, fi);
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669 }
229
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670
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671 /**
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672 * Configure collector object to calculate status for matching files only.
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673 * This method may be less effective than explicit list of files as it iterates over whole repository
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674 * (thus supplied matcher doesn't need to care if directories to files in question are also in scope,
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675 * see {@link FileWalker#FileWalker(File, Path.Source, Path.Matcher)})
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676 *
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677 * @return new instance of {@link HgWorkingCopyStatusCollector}, ready to {@link #walk(int, HgStatusInspector) walk} associated working copy
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678 */
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679 public static HgWorkingCopyStatusCollector create(HgRepository hgRepo, Path.Matcher scope) {
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680 FileIterator w = new HgInternals(hgRepo).createWorkingDirWalker(null);
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681 FileIterator wf = (scope == null || scope instanceof Path.Matcher.Any) ? w : new FileIteratorFilter(w, scope);
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682 // the reason I need to iterate over full repo and apply filter is that I have no idea whatsoever about
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683 // 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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684 // to the file unless matcher would also explicitly include "a/", "a/b/" in scope. Since I can't rely
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685 // 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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686 // correct matcher from Path is much like what PathScope does, and can be accessed directly with #create(repo, Path...)
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687 // method above/
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diff changeset
688 return new HgWorkingCopyStatusCollector(hgRepo, wf);
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689 }
226
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690
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diff changeset
691 private static class FileListIterator implements FileIterator {
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692 private final File dir;
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693 private final Path[] paths;
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694 private int index;
287
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695 private RegularFileInfo nextFile;
413
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diff changeset
696 private final boolean execCap, linkCap;
425
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diff changeset
697 private final SessionContext sessionContext;
226
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698
425
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diff changeset
699 public FileListIterator(SessionContext ctx, File startDir, Path... files) {
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700 sessionContext = ctx;
226
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701 dir = startDir;
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702 paths = files;
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diff changeset
703 reset();
413
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diff changeset
704 execCap = Internals.checkSupportsExecutables(startDir);
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diff changeset
705 linkCap = Internals.checkSupportsSymlinks(startDir);
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706 }
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707
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708 public void reset() {
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diff changeset
709 index = -1;
425
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diff changeset
710 nextFile = new RegularFileInfo(sessionContext, execCap, linkCap);
226
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711 }
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712
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diff changeset
713 public boolean hasNext() {
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714 return paths.length > 0 && index < paths.length-1;
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715 }
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716
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diff changeset
717 public void next() {
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718 index++;
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719 if (index == paths.length) {
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720 throw new NoSuchElementException();
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721 }
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722 nextFile.init(new File(dir, paths[index].toString()));
226
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diff changeset
723 }
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diff changeset
724
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725 public Path name() {
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726 return paths[index];
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diff changeset
727 }
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728
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729 public FileInfo file() {
226
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730 return nextFile;
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731 }
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732
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733 public boolean inScope(Path file) {
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734 for (int i = 0; i < paths.length; i++) {
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735 if (paths[i].equals(file)) {
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diff changeset
736 return true;
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737 }
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738 }
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739 return false;
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740 }
413
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741
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742 public boolean supportsExecFlag() {
423
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diff changeset
743 return execCap;
413
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744 }
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diff changeset
745
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diff changeset
746 public boolean supportsLinkFlag() {
423
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747 return linkCap;
413
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diff changeset
748 }
226
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diff changeset
749 }
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750
229
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diff changeset
751 private static class FileIteratorFilter implements FileIterator {
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752 private final Path.Matcher filter;
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753 private final FileIterator walker;
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diff changeset
754 private boolean didNext = false;
226
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755
229
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756 public FileIteratorFilter(FileIterator fileWalker, Path.Matcher filterMatcher) {
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diff changeset
757 assert fileWalker != null;
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diff changeset
758 assert filterMatcher != null;
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diff changeset
759 filter = filterMatcher;
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diff changeset
760 walker = fileWalker;
226
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diff changeset
761 }
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762
350
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diff changeset
763 public void reset() throws IOException {
226
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diff changeset
764 walker.reset();
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diff changeset
765 }
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diff changeset
766
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diff changeset
767 public boolean hasNext() throws IOException {
229
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diff changeset
768 while (walker.hasNext()) {
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diff changeset
769 walker.next();
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diff changeset
770 if (filter.accept(walker.name())) {
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parents: 226
diff changeset
771 didNext = true;
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772 return true;
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diff changeset
773 }
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774 }
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diff changeset
775 return false;
226
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diff changeset
776 }
26ad7827a62d Support status query for a single file or a subdirectory of a repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 219
diff changeset
777
350
33eaed1ad130 Allow FileIterator report any errors from the underlaying file system up to the client
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 348
diff changeset
778 public void next() throws IOException {
229
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diff changeset
779 if (didNext) {
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diff changeset
780 didNext = false;
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diff changeset
781 } else {
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parents: 226
diff changeset
782 if (!hasNext()) {
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parents: 226
diff changeset
783 throw new NoSuchElementException();
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parents: 226
diff changeset
784 }
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parents: 226
diff changeset
785 }
226
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parents: 219
diff changeset
786 }
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parents: 219
diff changeset
787
26ad7827a62d Support status query for a single file or a subdirectory of a repository
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parents: 219
diff changeset
788 public Path name() {
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parents: 219
diff changeset
789 return walker.name();
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diff changeset
790 }
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parents: 219
diff changeset
791
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
792 public FileInfo file() {
226
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parents: 219
diff changeset
793 return walker.file();
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parents: 219
diff changeset
794 }
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diff changeset
795
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diff changeset
796 public boolean inScope(Path file) {
229
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parents: 226
diff changeset
797 return filter.accept(file);
226
26ad7827a62d Support status query for a single file or a subdirectory of a repository
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parents: 219
diff changeset
798 }
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
799
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
800 public boolean 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
801 return walker.supportsExecFlag();
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parents: 405
diff changeset
802 }
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
803
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
804 public boolean 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
805 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
806 }
226
26ad7827a62d Support status query for a single file or a subdirectory of a repository
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parents: 219
diff changeset
807 }
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
808 }