Mercurial > jhg

annotate src/org/tmatesoft/hg/repo/HgWorkingCopyStatusCollector.java @ 648:690e71d29bf6

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Introduced RevisionSet to ease update of phase roots on push
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Tue, 25 Jun 2013 20:48:37 +0200
parents 6526d8adbc0f
children 12a4f60ea972
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.FileUtils;
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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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107
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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 HgRuntimeException {
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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 HgRuntimeException {
354
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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
282
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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();
282
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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);
282
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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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diff changeset
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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diff changeset
331 *
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diff changeset
332 * @param fname repository-relative path to the file in question
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diff changeset
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 public boolean hasTangibleChanges(Path fname, FileInfo fileInfo) throws HgRuntimeException {
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diff changeset
337 // see #checkLocalStatusAgainstFile() below for the origin of changed file check
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diff changeset
338 HgDataFile df = repo.getFileNode(fname);
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diff changeset
339 if (!df.exists()) {
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diff changeset
340 throw new HgInvalidFileException("File not found", null).setFileName(fname);
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341 }
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diff changeset
342 Nodeid rev = getDirstateParentManifest().nodeid(fname);
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diff changeset
343 return rev == null || !areTheSame(fileInfo, df, rev);
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344 }
58
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345
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346 //********************************************
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347
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348
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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349 private void checkLocalStatusAgainstFile(Path fname, FileInfo f, HgStatusInspector inspector) {
58
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350 HgDirstate.Record r;
348
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diff changeset
351 if ((r = getDirstateImpl().checkNormal(fname)) != null) {
58
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352 // either clean or modified
290
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diff changeset
353 final boolean timestampEqual = f.lastModified() == r.modificationTime(), sizeEqual = r.size() == f.length();
280
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354 if (timestampEqual && sizeEqual) {
413
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diff changeset
355 // if flags change (chmod -x), timestamp does not change
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diff changeset
356 if (checkFlagsEqual(f, r.mode())) {
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diff changeset
357 inspector.clean(fname);
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diff changeset
358 } else {
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diff changeset
359 inspector.modified(fname); // flags are not the same
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360 }
290
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361 } else if (!sizeEqual && r.size() >= 0) {
280
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diff changeset
362 inspector.modified(fname);
496
c1c8f6859d3f Recognize 'merged from parent' metastate in dirstate
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parents: 493
diff changeset
363 } else if (r.size() == -2) {
c1c8f6859d3f Recognize 'merged from parent' metastate in dirstate
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diff changeset
364 // DirState wiki calls this np2 metastate:
c1c8f6859d3f Recognize 'merged from parent' metastate in dirstate
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parents: 493
diff changeset
365 // 'np2': merged from other parent (status == 'n', size == -2)
c1c8f6859d3f Recognize 'merged from parent' metastate in dirstate
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diff changeset
366 inspector.modified(fname);
58
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367 } else {
413
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parents: 405
diff changeset
368 // size is the same or unknown, and, perhaps, different timestamp
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parents: 405
diff changeset
369 // 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
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diff changeset
370 try {
413
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diff changeset
371 if (!checkFlagsEqual(f, r.mode())) {
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parents: 405
diff changeset
372 // flags modified, no need to do expensive content check
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diff changeset
373 inspector.modified(fname);
397
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
374 } else {
413
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parents: 405
diff changeset
375 HgDataFile df = repo.getFileNode(fname);
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diff changeset
376 if (!df.exists()) {
608
e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 537
diff changeset
377 Internals implRepo = repo.getImplHelper();
493
ba36f66c32b4 Refactor to keep knowledge about repository control files and their location in respect to .hg/ in a single place (facilitate future adoption of shared repositories)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 490
diff changeset
378 String msg = String.format("File %s known as normal in dirstate (%d, %d), doesn't exist at %s", fname, r.modificationTime(), r.size(), implRepo.getStoragePath(df));
413
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
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diff changeset
379 throw new HgInvalidFileException(msg, null).setFileName(fname);
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diff changeset
380 }
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parents: 405
diff changeset
381 Nodeid rev = getDirstateParentManifest().nodeid(fname);
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parents: 405
diff changeset
382 // 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
383 // where one of the parents (first parent) had no fname file, but second parent had.
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parents: 405
diff changeset
384 // E.g. fork revision 3, revision 4 gets .hgtags, few modifications and merge(3,12)
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
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parents: 405
diff changeset
385 // see Issue 14 for details
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
386 if (rev == null || !areTheSame(f, df, rev)) {
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parents: 405
diff changeset
387 inspector.modified(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
388 } else {
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
389 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
390 }
397
5e95b0da26f2 Issue 24: IAE, Underflow in FilterDataAccess. Issue 26:UnsupportedOperationException when patching empty base revision. Tests
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diff changeset
391 }
425
48f993aa2f41 FIXMEs: exceptions, javadoc
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parents: 423
diff changeset
392 } 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
393 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
394 inspector.invalid(fname, ex);
120
b19f0ac5ee62 Check against working copy shall expect non-persistent modifications done by filters and not report such files as modified
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 117
diff changeset
395 }
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
396 }
348
a0864b2892cd Expose errors reading mercurial control files with exception
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
397 } 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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parents: 287
diff changeset
398 if (r.copySource() == null) {
280
35125450c804 Erroneous and slow status for working copies based on non-tip revision
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diff changeset
399 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
400 } else {
290
8faad08c709b Expose dirstate to allow pre-configuration of FileIterators for status collection in particular
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diff changeset
401 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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diff changeset
402 }
348
a0864b2892cd Expose errors reading mercurial control files with exception
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parents: 337
diff changeset
403 } 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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parents: 275
diff changeset
404 inspector.removed(fname);
348
a0864b2892cd Expose errors reading mercurial control files with exception
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parents: 337
diff changeset
405 } 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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parents: 275
diff changeset
406 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
407 }
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
408 }
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
409
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
410 // XXX refactor checkLocalStatus methods in more OO way
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 613
diff changeset
411 private void checkLocalStatusAgainstBaseRevision(Set<Path> baseRevNames, ManifestRevision collect, int baseRevision, Path fname, FileInfo f, HgStatusInspector inspector) throws HgRuntimeException {
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
412 // 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
413 Nodeid nid1 = collect.nodeid(fname);
6dbbc53fc46d Use Path instead of plain String for manifest file names
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parents: 284
diff changeset
414 HgManifest.Flags flags = collect.flags(fname);
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
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parents:
diff changeset
415 HgDirstate.Record r;
471
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
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diff changeset
416 final HgDirstate ds = getDirstateImpl();
58
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diff changeset
417 if (nid1 == null) {
471
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
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parents: 456
diff changeset
418 // 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
419 // normal, added, merged: either added or copied since base revision.
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 456
diff changeset
420 // removed: nothing to report,
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
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parents: 456
diff changeset
421 if (ds.checkNormal(fname) != null || ds.checkMerged(fname) != null) {
157
d5268ca7715b Merged branch wrap-data-access into default for resource-friendly data access. Updated API to promote that friendliness to clients (channels, not byte[]). More exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 148
diff changeset
422 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
423 Path origin = HgStatusCollector.getOriginIfCopy(repo, fname, baseRevNames, baseRevision);
d5268ca7715b Merged branch wrap-data-access into default for resource-friendly data access. Updated API to promote that friendliness to clients (channels, not byte[]). More exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 148
diff changeset
424 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
425 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
426 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
427 }
471
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 456
diff changeset
428 // fall-through, report as added
425
48f993aa2f41 FIXMEs: exceptions, javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 423
diff changeset
429 } 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
430 // report failure and continue status collection
150500515714 Report non-critical errors during status operation to handler/inspector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 356
diff changeset
431 inspector.invalid(fname, ex);
90
a95c700408a9 Correctly report copy/rename events for rev..working copy case
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parents: 89
diff changeset
432 }
471
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
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parents: 456
diff changeset
433 } else if ((r = ds.checkAdded(fname)) != null) {
290
8faad08c709b Expose dirstate to allow pre-configuration of FileIterators for status collection in particular
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parents: 287
diff changeset
434 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
435 // 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
436 // 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
437 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
438 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
439 }
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 // 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
441 } 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
442 // 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
443 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
444 }
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
445 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
446 } 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
447 // 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
448 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
449 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
450 // 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
451 // same code as in #checkLocalStatusAgainstFile
290
8faad08c709b Expose dirstate to allow pre-configuration of FileIterators for status collection in particular
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 287
diff changeset
452 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
453 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
454 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
455 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
456 handled = true;
290
8faad08c709b Expose dirstate to allow pre-configuration of FileIterators for status collection in particular
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 287
diff changeset
457 } 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
458 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
459 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
460 } 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
461 // 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
462 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
463 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
464 }
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 if (handled) {
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 284
diff changeset
466 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
467 return;
35125450c804 Erroneous and slow status for working copies based on non-tip revision
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 275
diff changeset
468 }
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
469 // 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
470 // 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
471 // 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
472 }
471
7bcfbc255f48 Merge changes from smartgit3 branch into 1.1 stream
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 456
diff changeset
473 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
474 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
475 // 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
476 // 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
477 // 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
478 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
479 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
480 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
481 } 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
482 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
483 }
425
48f993aa2f41 FIXMEs: exceptions, javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 423
diff changeset
484 } 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
485 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
486 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
487 }
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 284
diff changeset
488 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
489 } 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
490 // 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
491 inspector.removed(fname);
285
6dbbc53fc46d Use Path instead of plain String for manifest file names
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 284
diff changeset
492 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
493 }
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
494 // 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
495 }
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
496
608
e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 537
diff changeset
497 // TODO [post-1.1] think over if content comparison may be done more effectively by e.g. calculating nodeid for a local file and comparing it with nodeid from manifest
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
498 // 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
499 // 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
500 // 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
501 // 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
502 // 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
503 }
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
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 613
diff changeset
505 private boolean areTheSame(FileInfo f, HgDataFile dataFile, Nodeid revision) throws HgRuntimeException {
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
506 // 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
507 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
508 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
509 int fileRevisionIndex = dataFile.getRevisionIndex(revision);
157
d5268ca7715b Merged branch wrap-data-access into default for resource-friendly data access. Updated API to promote that friendliness to clients (channels, not byte[]). More exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 148
diff changeset
510 // 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
511 // 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
512 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
513 } 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
514 // 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
515 }
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
516 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
517 }
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
518
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
519 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
520 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
521 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
522 final boolean debug = repo.getSessionContext().getLog().isDebug();
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
523 boolean sameSoFar = true;
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
524 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
525
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
526 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
527 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
528 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
529 if (debug) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
530 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
531 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
532 buffer.position(buffer.position() - 5);
117
6c0be854d149 Enable filters for status operation (ToRepo case)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
533 }
334
15e1961719f2 Investigate sporadic BufferUnderflowException
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 323
diff changeset
534 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
535 String exp;
15e1961719f2 Investigate sporadic BufferUnderflowException
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parents: 323
diff changeset
536 if (x < data.length) {
15e1961719f2 Investigate sporadic BufferUnderflowException
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 323
diff changeset
537 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
538 } else {
15e1961719f2 Investigate sporadic BufferUnderflowException
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 323
diff changeset
539 int offset = max(0, x - 4);
15e1961719f2 Investigate sporadic BufferUnderflowException
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 323
diff changeset
540 exp = new String(data, offset, min(data.length - offset, 20));
15e1961719f2 Investigate sporadic BufferUnderflowException
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 323
diff changeset
541 }
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
542 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
543 }
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
544 sameSoFar = false;
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
545 break;
219
d63583b47bfa ArrayIndexOutOfBoundsException when file appended. Erroneous 'areTheSame' when trailing were deleted.
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 218
diff changeset
546 }
117
6c0be854d149 Enable filters for status operation (ToRepo case)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
547 }
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
548 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
549 return buffer.limit();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
550 }
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
551
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
552 public boolean sameSoFar() {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
553 return sameSoFar;
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
554 }
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
555 public boolean ultimatelyTheSame() {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
556 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
557 }
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
558 };
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
559 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
560 try {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
561 is = f.newInputChannel();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
562 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
563 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
564 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
565 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
566 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
567 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
568 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
569 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
570 }
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 // 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
572 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
573 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
574 } 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
575 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
576 }
f2c11fe7f3e9 Newline filter shall respect whole stream when deciding whether to process line terminators, hence added stream preview functionality
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
577 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
578 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
579 }
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
580 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
581 fb.flip();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
582 filters.write(fb);
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
583 fb.compact();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
584 }
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
585 return check.ultimatelyTheSame();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
586 } 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
587 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
588 return check.ultimatelyTheSame();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 294
diff changeset
589 } 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
590 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
591 } finally {
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 613
diff changeset
592 new FileUtils(repo.getSessionContext().getLog()).closeQuietly(is);
117
6c0be854d149 Enable filters for status operation (ToRepo case)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
593 }
6c0be854d149 Enable filters for status operation (ToRepo case)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
594 }
6c0be854d149 Enable filters for status operation (ToRepo case)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
595
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
596 /**
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
597 * @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
598 */
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
599 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
600 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
601 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
602 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
603 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
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 // 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
606 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
607 } // 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
608 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
609 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
610 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
611 }
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 // 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
613 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
614 }
7f27122011c3 Support and respect for symbolic links and executable flag, with /bin/ls backed implementation to discover these
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 405
diff changeset
615 return 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 }
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
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 private boolean checkFlagsEqual(FileInfo f, int dirstateFileMode) {
608
e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 537
diff changeset
619 return checkFlagsEqual(f, HgManifest.Flags.parse(dirstateFileMode));
58
4cfc47bc14cc Status against local working dir extracted into distinct class. Iterating over local files extracted for ease of os-dependant patching
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
620 }
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
621
229
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
622 /**
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
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parents: 226
diff changeset
623 * 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
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parents: 226
diff changeset
624 * 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
625 *
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
626 * @param hgRepo repository
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
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parents: 226
diff changeset
627 * @param paths repository-relative files and/or directories. Directories are processed recursively.
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
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parents: 226
diff changeset
628 *
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
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parents: 226
diff changeset
629 * @return new instance of {@link HgWorkingCopyStatusCollector}, ready to {@link #walk(int, HgStatusInspector) walk} associated working copy
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
630 */
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
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parents: 226
diff changeset
631 public static HgWorkingCopyStatusCollector create(HgRepository hgRepo, Path... paths) {
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
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parents: 226
diff changeset
632 ArrayList<Path> f = new ArrayList<Path>(5);
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
633 ArrayList<Path> d = new ArrayList<Path>(5);
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
634 for (Path p : paths) {
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
635 if (p.isDirectory()) {
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
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parents: 226
diff changeset
636 d.add(p);
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
637 } else {
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
638 f.add(p);
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 }
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
641 // final Path[] dirs = f.toArray(new Path[d.size()]);
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
642 if (d.isEmpty()) {
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
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parents: 226
diff changeset
643 final Path[] files = f.toArray(new Path[f.size()]);
490
b3c16d1aede0 Refactoring: move HgRepository's implementation aspects to Internals (which is now its imlementation counterpart and primary repository class to be used by other parts of the library)
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 473
diff changeset
644 FileIterator fi = new FileListIterator(hgRepo.getSessionContext(), hgRepo.getWorkingDir(), files);
229
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
645 return new HgWorkingCopyStatusCollector(hgRepo, fi);
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
646 }
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
649 //FileIterator fi = file.isDirectory() ? new DirFileIterator(hgRepo, file) : new FileListIterator(, file);
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650 FileIterator fi = new HgInternals(hgRepo).createWorkingDirWalker(new PathScope(true, paths));
226
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651 return new HgWorkingCopyStatusCollector(hgRepo, fi);
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652 }
229
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653
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diff changeset
654 /**
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655 * Configure collector object to calculate status for matching files only.
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656 * This method may be less effective than explicit list of files as it iterates over whole repository
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657 * (thus supplied matcher doesn't need to care if directories to files in question are also in scope,
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658 * see {@link FileWalker#FileWalker(File, Path.Source, Path.Matcher)})
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659 *
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660 * @return new instance of {@link HgWorkingCopyStatusCollector}, ready to {@link #walk(int, HgStatusInspector) walk} associated working copy
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661 */
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662 public static HgWorkingCopyStatusCollector create(HgRepository hgRepo, Path.Matcher scope) {
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663 FileIterator w = new HgInternals(hgRepo).createWorkingDirWalker(null);
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664 FileIterator wf = (scope == null || scope instanceof Path.Matcher.Any) ? w : new FileIteratorFilter(w, scope);
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665 // the reason I need to iterate over full repo and apply filter is that I have no idea whatsoever about
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666 // 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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667 // to the file unless matcher would also explicitly include "a/", "a/b/" in scope. Since I can't rely
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668 // 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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669 // correct matcher from Path is much like what PathScope does, and can be accessed directly with #create(repo, Path...)
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670 // method above/
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diff changeset
671 return new HgWorkingCopyStatusCollector(hgRepo, wf);
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672 }
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673
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674 private static class FileListIterator implements FileIterator {
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675 private final File dir;
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676 private final Path[] paths;
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677 private int index;
287
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678 private RegularFileInfo nextFile;
413
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679 private final boolean execCap, linkCap;
425
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diff changeset
680 private final SessionContext sessionContext;
226
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diff changeset
681
425
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diff changeset
682 public FileListIterator(SessionContext ctx, File startDir, Path... files) {
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683 sessionContext = ctx;
226
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684 dir = startDir;
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diff changeset
685 paths = files;
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diff changeset
686 reset();
413
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diff changeset
687 execCap = Internals.checkSupportsExecutables(startDir);
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diff changeset
688 linkCap = Internals.checkSupportsSymlinks(startDir);
226
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689 }
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diff changeset
690
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diff changeset
691 public void reset() {
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diff changeset
692 index = -1;
425
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diff changeset
693 nextFile = new RegularFileInfo(sessionContext, execCap, linkCap);
226
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diff changeset
694 }
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695
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diff changeset
696 public boolean hasNext() {
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diff changeset
697 return paths.length > 0 && index < paths.length-1;
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698 }
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699
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diff changeset
700 public void next() {
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701 index++;
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702 if (index == paths.length) {
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703 throw new NoSuchElementException();
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diff changeset
704 }
287
ed6b74a58c66 Use FileInfo abstraction with necessary subset of File functionality instead of File to facilitate other effective file system iterators
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diff changeset
705 nextFile.init(new File(dir, paths[index].toString()));
226
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diff changeset
706 }
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diff changeset
707
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diff changeset
708 public Path name() {
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diff changeset
709 return paths[index];
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diff changeset
710 }
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diff changeset
711
287
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712 public FileInfo file() {
226
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713 return nextFile;
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diff changeset
714 }
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715
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diff changeset
716 public boolean inScope(Path file) {
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717 for (int i = 0; i < paths.length; i++) {
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718 if (paths[i].equals(file)) {
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diff changeset
719 return true;
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720 }
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diff changeset
721 }
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diff changeset
722 return false;
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723 }
413
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diff changeset
724
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diff changeset
725 public boolean supportsExecFlag() {
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
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diff changeset
726 return execCap;
413
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diff changeset
727 }
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diff changeset
728
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parents: 405
diff changeset
729 public boolean supportsLinkFlag() {
423
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diff changeset
730 return linkCap;
413
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diff changeset
731 }
226
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diff changeset
732 }
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diff changeset
733
229
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diff changeset
734 private static class FileIteratorFilter implements FileIterator {
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diff changeset
735 private final Path.Matcher filter;
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736 private final FileIterator walker;
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diff changeset
737 private boolean didNext = false;
226
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738
229
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diff changeset
739 public FileIteratorFilter(FileIterator fileWalker, Path.Matcher filterMatcher) {
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diff changeset
740 assert fileWalker != null;
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diff changeset
741 assert filterMatcher != null;
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diff changeset
742 filter = filterMatcher;
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diff changeset
743 walker = fileWalker;
226
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diff changeset
744 }
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diff changeset
745
350
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diff changeset
746 public void reset() throws IOException {
226
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diff changeset
747 walker.reset();
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diff changeset
748 }
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diff changeset
749
350
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diff changeset
750 public boolean hasNext() throws IOException {
229
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diff changeset
751 while (walker.hasNext()) {
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diff changeset
752 walker.next();
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diff changeset
753 if (filter.accept(walker.name())) {
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diff changeset
754 didNext = true;
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diff changeset
755 return true;
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diff changeset
756 }
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diff changeset
757 }
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diff changeset
758 return false;
226
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diff changeset
759 }
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diff changeset
760
350
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diff changeset
761 public void next() throws IOException {
229
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
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diff changeset
762 if (didNext) {
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diff changeset
763 didNext = false;
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diff changeset
764 } else {
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diff changeset
765 if (!hasNext()) {
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diff changeset
766 throw new NoSuchElementException();
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diff changeset
767 }
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diff changeset
768 }
226
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diff changeset
769 }
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diff changeset
770
26ad7827a62d Support status query for a single file or a subdirectory of a repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 219
diff changeset
771 public Path name() {
26ad7827a62d Support status query for a single file or a subdirectory of a repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 219
diff changeset
772 return walker.name();
26ad7827a62d Support status query for a single file or a subdirectory of a repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 219
diff changeset
773 }
26ad7827a62d Support status query for a single file or a subdirectory of a repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 219
diff changeset
774
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
775 public FileInfo file() {
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
776 return walker.file();
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 }
26ad7827a62d Support status query for a single file or a subdirectory of a repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 219
diff changeset
778
26ad7827a62d Support status query for a single file or a subdirectory of a repository
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 219
diff changeset
779 public boolean inScope(Path file) {
229
1ec6b327a6ac Scope for status reworked: explicit files or a general matcher
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 226
diff changeset
780 return filter.accept(file);
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
781 }
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
782
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
783 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
784 return walker.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
785 }
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
786
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
787 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
788 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
789 }
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
790 }
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
791 }