Mercurial > jhg

annotate src/org/tmatesoft/hg/repo/HgRepository.java @ 515:e6c8b9b654b2

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Provide access to HgDataFile being iterated into HgChangesetTreeHandler.TreeElement to give context for renamed files
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Mon, 17 Dec 2012 20:51:12 +0100
parents bf352ce2b97f
children 2f9ed6bcefa2
rev   line source
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1 /*
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2 * Copyright (c) 2010-2012 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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a3a2e5deb320 Updated contact address to support@hg4j.com
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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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19 import static org.tmatesoft.hg.repo.HgRepositoryFiles.*;
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20 import static org.tmatesoft.hg.util.LogFacility.Severity.*;
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22 import java.io.File;
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23 import java.io.FileReader;
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24 import java.io.IOException;
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25 import java.io.StringReader;
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26 import java.lang.ref.SoftReference;
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27 import java.nio.CharBuffer;
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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.HashMap;
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31 import java.util.List;
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33 import org.tmatesoft.hg.core.Nodeid;
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34 import org.tmatesoft.hg.core.SessionContext;
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35 import org.tmatesoft.hg.internal.ByteArrayChannel;
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36 import org.tmatesoft.hg.internal.ConfigFile;
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37 import org.tmatesoft.hg.internal.Experimental;
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38 import org.tmatesoft.hg.internal.Filter;
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39 import org.tmatesoft.hg.internal.Internals;
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40 import org.tmatesoft.hg.internal.PropertyMarshal;
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41 import org.tmatesoft.hg.internal.RevlogStream;
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42 import org.tmatesoft.hg.internal.SubrepoManager;
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43 import org.tmatesoft.hg.repo.ext.HgExtensionsManager;
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44 import org.tmatesoft.hg.util.CancelledException;
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45 import org.tmatesoft.hg.util.Pair;
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46 import org.tmatesoft.hg.util.Path;
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47 import org.tmatesoft.hg.util.PathRewrite;
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48 import org.tmatesoft.hg.util.ProgressSupport;
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52 /**
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53 * Shall be as state-less as possible, all the caching happens outside the repo, in commands/walkers
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54 *
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55 * @author Artem Tikhomirov
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56 * @author TMate Software Ltd.
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57 */
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58 public final class HgRepository implements SessionContext.Source {
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60 // IMPORTANT: if new constants added, consider fixing HgInternals#wrongRevisionIndex and HgInvalidRevisionException#getMessage
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62 /**
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63 * Revision index constant to indicate most recent revision
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64 */
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65 public static final int TIP = -3; // XXX TIP_REVISION?
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67 /**
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68 * Revision index constant to indicate invalid revision index value.
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69 * Primary use is default/uninitialized values where user input is expected and as return value where
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70 * an exception (e.g. {@link HgInvalidRevisionException}) is not desired
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71 */
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72 public static final int BAD_REVISION = Integer.MIN_VALUE; // XXX INVALID_REVISION?
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74 /**
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75 * Revision index constant to indicate working copy
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76 */
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77 public static final int WORKING_COPY = -2; // XXX WORKING_COPY_REVISION?
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79 /**
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80 * Constant ({@value #NO_REVISION}) to indicate revision absence or a fictitious revision of an empty repository.
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81 *
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82 * <p>Revision absence is vital e.g. for missing parent from {@link HgChangelog#parents(int, int[], byte[], byte[])} call and
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83 * to report cases when changeset records no corresponding manifest
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84 * revision {@link HgManifest#walk(int, int, org.tmatesoft.hg.repo.HgManifest.Inspector)}.
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85 *
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86 * <p> Use as imaginary revision/empty repository is handy as an argument (contrary to {@link #BAD_REVISION})
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87 * e.g in a status operation to visit changes from the very beginning of a repository.
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88 */
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89 public static final int NO_REVISION = -1;
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91 /**
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92 * Name of the primary branch, "default".
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93 */
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94 public static final String DEFAULT_BRANCH_NAME = "default";
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96 // temp aux marker method
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97 public static IllegalStateException notImplemented() {
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98 return new IllegalStateException("Not implemented");
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99 }
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101 private final File repoDir; // .hg folder
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102 private final File workingDir; // .hg/../
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103 private final String repoLocation;
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104 /*
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105 * normalized slashes but otherwise regular file names
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106 * the only front-end path rewrite, kept here as rest of the library shall
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107 * not bother with names normalization.
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108 */
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109 private final PathRewrite normalizePath;
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110 private final SessionContext sessionContext;
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112 private HgChangelog changelog;
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113 private HgManifest manifest;
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114 private HgTags tags;
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115 private HgBranches branches;
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116 private HgMergeState mergeState;
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117 private SubrepoManager subRepos;
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118 private HgBookmarks bookmarks;
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119 private HgExtensionsManager extManager;
220
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120
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121 // XXX perhaps, shall enable caching explicitly
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122 private final HashMap<Path, SoftReference<RevlogStream>> streamsCache = new HashMap<Path, SoftReference<RevlogStream>>();
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123
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124 private final org.tmatesoft.hg.internal.Internals impl;
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125 private HgIgnore ignore;
331
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126 private HgRepoConfig repoConfig;
220
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127
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128 /*
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129 * TODO [post-1.0] move to a better place, e.g. WorkingCopy container that tracks both dirstate and branches
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130 * (and, perhaps, undo, lastcommit and other similar information), and is change listener so that we don't need to
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131 * worry about this cached value become stale
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132 */
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133 private String wcBranch;
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134
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135
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136 HgRepository(String repositoryPath) {
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137 repoDir = null;
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138 workingDir = null;
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139 repoLocation = repositoryPath;
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140 normalizePath = null;
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141 sessionContext = null;
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142 impl = null;
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143 }
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144
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145 /**
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146 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
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147 */
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148 HgRepository(SessionContext ctx, String repositoryPath, File repositoryRoot) throws HgRuntimeException {
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149 assert ".hg".equals(repositoryRoot.getName()) && repositoryRoot.isDirectory();
148
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150 assert repositoryPath != null;
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151 assert repositoryRoot != null;
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152 assert ctx != null;
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153 repoDir = repositoryRoot;
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154 workingDir = repoDir.getParentFile();
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155 if (workingDir == null) {
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156 throw new IllegalArgumentException(repoDir.toString());
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157 }
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158 repoLocation = repositoryPath;
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159 sessionContext = ctx;
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160 impl = new org.tmatesoft.hg.internal.Internals(this, repositoryRoot);
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161 normalizePath = impl.buildNormalizePathRewrite();
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162 }
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163
145
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164 @Override
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165 public String toString() {
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166 return getClass().getSimpleName() + "[" + getLocation() + (isInvalid() ? "(BAD)" : "") + "]";
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167 }
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168
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169 /**
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170 * Path to repository which has been used to initialize this instance. The value is always present, even
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171 * if no repository has been found at that location ({@link #isInvalid()} is <code>true</code>) and serves
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172 * as an extra description of the failure.
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173 *
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174 * <p> It's important to understand this is purely descriptive attribute, it's kept as close as possible to
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175 * original value users supply to {@link HgLookup}. To get actual repository location, use methods that
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176 * provide {@link File}, e.g. {@link #getWorkingDir()}
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177 *
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178 * @return repository location information, never <code>null</code>
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179 */
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180 public String getLocation() {
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181 return repoLocation;
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182 }
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183
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184 public boolean isInvalid() {
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185 return impl == null || impl.isInvalid();
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186 }
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187
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188 public HgChangelog getChangelog() {
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189 if (changelog == null) {
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190 File chlogFile = impl.getFileFromStoreDir("00changelog.i");
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191 if (!chlogFile.exists()) {
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192 // fake its existence
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193 chlogFile = fakeNonExistentFile(chlogFile);
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194 }
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195 RevlogStream content = new RevlogStream(impl.getDataAccess(), chlogFile);
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196 changelog = new HgChangelog(this, content);
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197 }
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198 return changelog;
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199 }
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200
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201 public HgManifest getManifest() {
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202 if (manifest == null) {
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203 File manifestFile = impl.getFileFromStoreDir("00manifest.i");
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204 if (!manifestFile.exists()) {
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205 manifestFile = fakeNonExistentFile(manifestFile);
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206 }
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207 RevlogStream content = new RevlogStream(impl.getDataAccess(), manifestFile);
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208 manifest = new HgManifest(this, content, impl.buildFileNameEncodingHelper());
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209 }
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210 return manifest;
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211 }
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212
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213 /**
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214 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
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215 */
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216 public HgTags getTags() throws HgInvalidControlFileException {
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217 if (tags == null) {
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218 tags = new HgTags(this);
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219 HgDataFile hgTags = getFileNode(HgTags.getPath());
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220 if (hgTags.exists()) {
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221 for (int i = 0; i <= hgTags.getLastRevision(); i++) { // TODO post-1.0 in fact, would be handy to have walk(start,end)
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222 // method for data files as well, though it looks odd.
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223 try {
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224 ByteArrayChannel sink = new ByteArrayChannel();
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225 hgTags.content(i, sink);
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226 final String content = new String(sink.toArray(), "UTF8");
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227 tags.readGlobal(new StringReader(content));
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228 } catch (CancelledException ex) {
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229 // IGNORE, can't happen, we did not configure cancellation
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230 getSessionContext().getLog().dump(getClass(), Debug, ex, null);
318
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231 } catch (IOException ex) {
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232 // UnsupportedEncodingException can't happen (UTF8)
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233 // only from readGlobal. Need to reconsider exceptions thrown from there:
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234 // BufferedReader wraps String and unlikely to throw IOException, perhaps, log is enough?
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235 getSessionContext().getLog().dump(getClass(), Error, ex, null);
318
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236 // XXX need to decide what to do this. failure to read single revision shall not break complete cycle
234
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237 }
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238 }
318
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239 }
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240 File file2read = null;
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241 try {
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242 file2read = new File(getWorkingDir(), HgTags.getPath());
318
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243 tags.readGlobal(file2read); // XXX replace with HgDataFile.workingCopy
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244 file2read = impl.getFileFromRepoDir(HgLocalTags.getName()); // XXX pass internalrepo to readLocal, keep filename there
318
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245 tags.readLocal(file2read);
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246 } catch (IOException ex) {
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247 getSessionContext().getLog().dump(getClass(), Error, ex, null);
318
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248 throw new HgInvalidControlFileException("Failed to read tags", ex, file2read);
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249 }
50
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250 }
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251 return tags;
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252 }
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253
482
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254 /**
484
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255 * Access branch information
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256 * @return branch manager instance, never <code>null</code>
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257 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
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258 */
366
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259 public HgBranches getBranches() throws HgInvalidControlFileException {
220
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260 if (branches == null) {
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261 branches = new HgBranches(impl);
220
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262 branches.collect(ProgressSupport.Factory.get(null));
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263 }
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264 return branches;
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265 }
231
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266
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267 /**
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268 * Access state of the recent merge
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269 * @return merge state facility, never <code>null</code>
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270 */
231
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271 public HgMergeState getMergeState() {
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272 if (mergeState == null) {
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273 mergeState = new HgMergeState(impl);
231
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274 }
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275 return mergeState;
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276 }
220
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277
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278 public HgDataFile getFileNode(String path) {
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279 CharSequence nPath = normalizePath.rewrite(path);
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280 Path p = Path.create(nPath);
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281 return getFileNode(p);
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282 }
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283
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284 public HgDataFile getFileNode(Path path) {
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285 RevlogStream content = resolveStoreFile(path);
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286 if (content == null) {
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287 return new HgDataFile(this, path);
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288 }
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289 return new HgDataFile(this, path, content);
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290 }
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291
142
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292 /* clients need to rewrite path from their FS to a repository-friendly paths, and, perhaps, vice versa*/
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293 public PathRewrite getToRepoPathHelper() {
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294 return normalizePath;
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295 }
284
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296
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297 /**
348
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298 * @return pair of values, {@link Pair#first()} and {@link Pair#second()} are respective parents, never <code>null</code>.
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299 * @throws HgInvalidControlFileException if attempt to read information about working copy parents from dirstate failed
284
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300 */
348
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301 public Pair<Nodeid,Nodeid> getWorkingCopyParents() throws HgInvalidControlFileException {
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302 return HgDirstate.readParents(impl);
235
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303 }
252
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304
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305 /**
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306 * @return name of the branch associated with working directory, never <code>null</code>.
348
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307 * @throws HgInvalidControlFileException if attempt to read branch name failed.
252
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308 */
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309 public String getWorkingCopyBranchName() throws HgInvalidControlFileException {
430
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diff changeset
310 if (wcBranch == null) {
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311 wcBranch = HgDirstate.readBranch(impl);
430
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312 }
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313 return wcBranch;
252
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314 }
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315
237
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316 /**
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317 * @return location where user files (shall) reside
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318 */
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319 public File getWorkingDir() {
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320 return workingDir;
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321 }
239
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322
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323 /**
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324 * Provides access to sub-repositories defined in this repository. Enumerated sub-repositories are those directly
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325 * known, not recursive collection of all nested sub-repositories.
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326 * @return list of all known sub-repositories in this repository, or empty list if none found.
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327 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
239
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328 */
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329 public List<HgSubrepoLocation> getSubrepositories() throws HgInvalidControlFileException {
239
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330 if (subRepos == null) {
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331 subRepos = new SubrepoManager(this);
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332 subRepos.read();
239
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333 }
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334 return subRepos.all();
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335 }
237
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336
331
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337
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338 public HgRepoConfig getConfiguration() /* XXX throws HgInvalidControlFileException? Description of the exception suggests it is only for files under ./hg/*/ {
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339 if (repoConfig == null) {
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340 try {
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341 ConfigFile configFile = impl.readConfiguration();
331
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342 repoConfig = new HgRepoConfig(configFile);
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343 } catch (IOException ex) {
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344 String m = "Errors while reading user configuration file";
490
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345 getSessionContext().getLog().dump(getClass(), Warn, ex, m);
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346 return new HgRepoConfig(new ConfigFile(getSessionContext())); // empty config, do not cache, allow to try once again
331
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347 //throw new HgInvalidControlFileException(m, ex, null);
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348 }
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349 }
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350 return repoConfig;
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351 }
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diff changeset
352
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353 // XXX package-local, unless there are cases when required from outside (guess, working dir/revision walkers may hide dirstate access and no public visibility needed)
280
35125450c804 Erroneous and slow status for working copies based on non-tip revision
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354 // XXX consider passing Path pool or factory to produce (shared) Path instead of Strings
431
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355 /*package-local*/ final HgDirstate loadDirstate(Path.Source pathFactory) throws HgInvalidControlFileException {
292
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356 PathRewrite canonicalPath = null;
388
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357 if (!impl.isCaseSensitiveFileSystem()) {
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358 canonicalPath = new PathRewrite() {
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359
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360 public CharSequence rewrite(CharSequence path) {
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361 return path.toString().toLowerCase();
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362 }
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363 };
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364 }
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)
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365 HgDirstate ds = new HgDirstate(impl, pathFactory, canonicalPath);
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366 ds.read();
348
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367 return ds;
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368 }
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369
289
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370 /**
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371 * Access to configured set of ignored files.
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372 * @see HgIgnore#isIgnored(Path)
482
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373 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
289
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374 */
482
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375 public HgIgnore getIgnore() throws HgInvalidControlFileException {
91
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376 // TODO read config for additional locations
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377 if (ignore == null) {
409
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378 ignore = new HgIgnore(getToRepoPathHelper());
482
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379 File ignoreFile = new File(getWorkingDir(), HgIgnore.getPath());
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380 try {
335
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381 final List<String> errors = ignore.read(ignoreFile);
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382 if (errors != null) {
490
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383 getSessionContext().getLog().dump(getClass(), Warn, "Syntax errors parsing %s:\n%s", ignoreFile.getName(), Internals.join(errors, ",\n"));
335
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384 }
91
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385 } catch (IOException ex) {
482
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386 final String m = String.format("Error reading %s file", ignoreFile);
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387 throw new HgInvalidControlFileException(m, ex, ignoreFile);
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388 }
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389 }
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390 return ignore;
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391 }
482
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392
481
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393 /**
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394 * Mercurial saves message user has supplied for a commit to facilitate message re-use in case commit fails.
a458f9fb00ce Access to user-supplied message of last commit
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395 * This method provides this saved message.
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396 *
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397 * @return message used for last commit attempt, or <code>null</code> if none
482
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398 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
481
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399 */
482
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diff changeset
400 public String getCommitLastMessage() throws HgInvalidControlFileException {
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)
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diff changeset
401 File lastMessage = impl.getFileFromRepoDir(LastMessage.getPath());
481
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diff changeset
402 if (!lastMessage.canRead()) {
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diff changeset
403 return null;
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diff changeset
404 }
a458f9fb00ce Access to user-supplied message of last commit
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diff changeset
405 FileReader fr = null;
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diff changeset
406 try {
a458f9fb00ce Access to user-supplied message of last commit
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diff changeset
407 fr = new FileReader(lastMessage);
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diff changeset
408 CharBuffer cb = CharBuffer.allocate(Internals.ltoi(lastMessage.length()));
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diff changeset
409 fr.read(cb);
a458f9fb00ce Access to user-supplied message of last commit
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diff changeset
410 return cb.flip().toString();
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diff changeset
411 } catch (IOException ex) {
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diff changeset
412 throw new HgInvalidControlFileException("Can't retrieve message of last commit attempt", ex, lastMessage);
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diff changeset
413 } finally {
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diff changeset
414 if (fr != null) {
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diff changeset
415 try {
a458f9fb00ce Access to user-supplied message of last commit
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diff changeset
416 fr.close();
a458f9fb00ce Access to user-supplied message of last commit
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parents: 471
diff changeset
417 } 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)
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diff changeset
418 getSessionContext().getLog().dump(getClass(), Warn, "Failed to close %s after read", lastMessage);
481
a458f9fb00ce Access to user-supplied message of last commit
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diff changeset
419 }
a458f9fb00ce Access to user-supplied message of last commit
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parents: 471
diff changeset
420 }
a458f9fb00ce Access to user-supplied message of last commit
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parents: 471
diff changeset
421 }
a458f9fb00ce Access to user-supplied message of last commit
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 471
diff changeset
422 }
486
d740edfff563 Provisional support for Mercurial lock mechanism
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 484
diff changeset
423
487
db48a77ec8ff Access to reposiotry lock mechanism via HgRepositoryLock
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diff changeset
424 private HgRepositoryLock wdLock, storeLock;
486
d740edfff563 Provisional support for Mercurial lock mechanism
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parents: 484
diff changeset
425
d740edfff563 Provisional support for Mercurial lock mechanism
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parents: 484
diff changeset
426 /**
d740edfff563 Provisional support for Mercurial lock mechanism
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diff changeset
427 * PROVISIONAL CODE, DO NOT USE
d740edfff563 Provisional support for Mercurial lock mechanism
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diff changeset
428 *
d740edfff563 Provisional support for Mercurial lock mechanism
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parents: 484
diff changeset
429 * Access repository lock that covers non-store parts of the repository (dirstate, branches, etc -
d740edfff563 Provisional support for Mercurial lock mechanism
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parents: 484
diff changeset
430 * everything that has to do with working directory state).
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diff changeset
431 *
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diff changeset
432 * Note, the lock object returned merely gives access to lock mechanism. NO ACTUAL LOCKING IS DONE.
487
db48a77ec8ff Access to reposiotry lock mechanism via HgRepositoryLock
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diff changeset
433 * Use {@link HgRepositoryLock#acquire()} to actually lock the repository.
486
d740edfff563 Provisional support for Mercurial lock mechanism
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diff changeset
434 *
d740edfff563 Provisional support for Mercurial lock mechanism
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diff changeset
435 * @return lock object, never <code>null</code>
d740edfff563 Provisional support for Mercurial lock mechanism
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diff changeset
436 */
d740edfff563 Provisional support for Mercurial lock mechanism
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diff changeset
437 @Experimental(reason="WORK IN PROGRESS")
487
db48a77ec8ff Access to reposiotry lock mechanism via HgRepositoryLock
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parents: 486
diff changeset
438 public HgRepositoryLock getWorkingDirLock() {
486
d740edfff563 Provisional support for Mercurial lock mechanism
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parents: 484
diff changeset
439 if (wdLock == null) {
487
db48a77ec8ff Access to reposiotry lock mechanism via HgRepositoryLock
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diff changeset
440 int timeout = getLockTimeout();
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)
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diff changeset
441 File lf = impl.getFileFromRepoDir("wlock");
486
d740edfff563 Provisional support for Mercurial lock mechanism
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diff changeset
442 synchronized (this) {
d740edfff563 Provisional support for Mercurial lock mechanism
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parents: 484
diff changeset
443 if (wdLock == null) {
488
45b3b6ca046f Repository locking mechanism is alive
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
444 wdLock = new HgRepositoryLock(lf, timeout);
486
d740edfff563 Provisional support for Mercurial lock mechanism
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diff changeset
445 }
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parents: 484
diff changeset
446 }
d740edfff563 Provisional support for Mercurial lock mechanism
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diff changeset
447 }
d740edfff563 Provisional support for Mercurial lock mechanism
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diff changeset
448 return wdLock;
d740edfff563 Provisional support for Mercurial lock mechanism
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diff changeset
449 }
d740edfff563 Provisional support for Mercurial lock mechanism
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diff changeset
450
d740edfff563 Provisional support for Mercurial lock mechanism
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diff changeset
451 @Experimental(reason="WORK IN PROGRESS")
487
db48a77ec8ff Access to reposiotry lock mechanism via HgRepositoryLock
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diff changeset
452 public HgRepositoryLock getStoreLock() {
486
d740edfff563 Provisional support for Mercurial lock mechanism
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diff changeset
453 if (storeLock == null) {
487
db48a77ec8ff Access to reposiotry lock mechanism via HgRepositoryLock
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diff changeset
454 int timeout = getLockTimeout();
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: 491
diff changeset
455 File fl = impl.getFileFromStoreDir("lock");
486
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diff changeset
456 synchronized (this) {
d740edfff563 Provisional support for Mercurial lock mechanism
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diff changeset
457 if (storeLock == null) {
488
45b3b6ca046f Repository locking mechanism is alive
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diff changeset
458 storeLock = new HgRepositoryLock(fl, timeout);
486
d740edfff563 Provisional support for Mercurial lock mechanism
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parents: 484
diff changeset
459 }
d740edfff563 Provisional support for Mercurial lock mechanism
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 484
diff changeset
460 }
d740edfff563 Provisional support for Mercurial lock mechanism
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 484
diff changeset
461 }
d740edfff563 Provisional support for Mercurial lock mechanism
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diff changeset
462 return storeLock;
d740edfff563 Provisional support for Mercurial lock mechanism
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 484
diff changeset
463 }
d740edfff563 Provisional support for Mercurial lock mechanism
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 484
diff changeset
464
484
ae4d6604debd Bookmarks support added
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parents: 483
diff changeset
465 /**
ae4d6604debd Bookmarks support added
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parents: 483
diff changeset
466 * Access bookmarks-related functionality
ae4d6604debd Bookmarks support added
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diff changeset
467 * @return facility to manage bookmarks, never <code>null</code>
ae4d6604debd Bookmarks support added
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parents: 483
diff changeset
468 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
ae4d6604debd Bookmarks support added
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 483
diff changeset
469 */
ae4d6604debd Bookmarks support added
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parents: 483
diff changeset
470 public HgBookmarks getBookmarks() throws HgInvalidControlFileException {
ae4d6604debd Bookmarks support added
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diff changeset
471 if (bookmarks == null) {
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)
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parents: 488
diff changeset
472 bookmarks = new HgBookmarks(impl);
484
ae4d6604debd Bookmarks support added
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diff changeset
473 bookmarks.read();
ae4d6604debd Bookmarks support added
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diff changeset
474 }
ae4d6604debd Bookmarks support added
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parents: 483
diff changeset
475 return bookmarks;
ae4d6604debd Bookmarks support added
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parents: 483
diff changeset
476 }
501
d2f6ab541330 Change the way extensions are accessed (with ExtensionsManager now), add preliminary Rebase extension support
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 493
diff changeset
477
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parents: 493
diff changeset
478 public HgExtensionsManager getExtensions() {
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diff changeset
479 if (extManager == null) {
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diff changeset
480 class EM extends HgExtensionsManager {
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diff changeset
481 EM() {
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parents: 493
diff changeset
482 super(HgRepository.this.getImplHelper());
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diff changeset
483 }
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diff changeset
484 }
d2f6ab541330 Change the way extensions are accessed (with ExtensionsManager now), add preliminary Rebase extension support
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diff changeset
485 extManager = new EM();
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parents: 493
diff changeset
486 }
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diff changeset
487 return extManager;
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diff changeset
488 }
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6f1b88693d48 Complete refactoring to org.tmatesoft
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diff changeset
489
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)
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parents: 488
diff changeset
490 /**
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parents: 488
diff changeset
491 * @return session environment of the repository
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492 */
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)
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parents: 488
diff changeset
493 public SessionContext getSessionContext() {
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)
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diff changeset
494 return sessionContext;
74
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495 }
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diff changeset
496
2
08db726a0fb7 Shaping out low-level Hg structures
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parents: 1
diff changeset
497 /**
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parents: 1
diff changeset
498 * Perhaps, should be separate interface, like ContentLookup
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: 491
diff changeset
499 * @param path - normalized file name
ba36f66c32b4 Refactor to keep knowledge about repository control files and their location in respect to .hg/ in a single place (facilitate future adoption of shared repositories)
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parents: 491
diff changeset
500 * @return <code>null</code> if path doesn't resolve to a existing file
2
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parents: 1
diff changeset
501 */
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: 491
diff changeset
502 /*package-local*/ RevlogStream resolveStoreFile(Path path) {
74
6f1b88693d48 Complete refactoring to org.tmatesoft
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parents: 68
diff changeset
503 final SoftReference<RevlogStream> ref = streamsCache.get(path);
6f1b88693d48 Complete refactoring to org.tmatesoft
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parents: 68
diff changeset
504 RevlogStream cached = ref == null ? null : ref.get();
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 68
diff changeset
505 if (cached != null) {
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diff changeset
506 return cached;
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diff changeset
507 }
493
ba36f66c32b4 Refactor to keep knowledge about repository control files and their location in respect to .hg/ in a single place (facilitate future adoption of shared repositories)
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parents: 491
diff changeset
508 File f = impl.getFileFromDataDir(path);
74
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diff changeset
509 if (f.exists()) {
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: 488
diff changeset
510 RevlogStream s = new RevlogStream(impl.getDataAccess(), f);
388
b015f3918120 Work on FIXME: correct HgDataFile#workingCopy with tests; BasicSessionContext with property override; platform-specific options to internals
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 367
diff changeset
511 if (impl.shallCacheRevlogs()) {
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parents: 367
diff changeset
512 streamsCache.put(path, new SoftReference<RevlogStream>(s));
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diff changeset
513 }
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514 return s;
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diff changeset
515 }
493
ba36f66c32b4 Refactor to keep knowledge about repository control files and their location in respect to .hg/ in a single place (facilitate future adoption of shared repositories)
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parents: 491
diff changeset
516 return null;
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diff changeset
517 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 491
diff changeset
518
ba36f66c32b4 Refactor to keep knowledge about repository control files and their location in respect to .hg/ in a single place (facilitate future adoption of shared repositories)
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parents: 491
diff changeset
519 private File fakeNonExistentFile(File expected) throws HgInvalidFileException {
ba36f66c32b4 Refactor to keep knowledge about repository control files and their location in respect to .hg/ in a single place (facilitate future adoption of shared repositories)
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parents: 491
diff changeset
520 try {
ba36f66c32b4 Refactor to keep knowledge about repository control files and their location in respect to .hg/ in a single place (facilitate future adoption of shared repositories)
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diff changeset
521 File fake = File.createTempFile(expected.getName(), null);
ba36f66c32b4 Refactor to keep knowledge about repository control files and their location in respect to .hg/ in a single place (facilitate future adoption of shared repositories)
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parents: 491
diff changeset
522 fake.deleteOnExit();
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: 491
diff changeset
523 return fake;
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>
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diff changeset
524 } catch (IOException ex) {
ba36f66c32b4 Refactor to keep knowledge about repository control files and their location in respect to .hg/ in a single place (facilitate future adoption of shared repositories)
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diff changeset
525 getSessionContext().getLog().dump(getClass(), Info, ex, null);
ba36f66c32b4 Refactor to keep knowledge about repository control files and their location in respect to .hg/ in a single place (facilitate future adoption of shared repositories)
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diff changeset
526 throw new HgInvalidFileException(String.format("Failed to fake existence of file %s", expected), ex);
ba36f66c32b4 Refactor to keep knowledge about repository control files and their location in respect to .hg/ in a single place (facilitate future adoption of shared repositories)
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diff changeset
527 }
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528 }
114
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diff changeset
529
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parents: 104
diff changeset
530 /*package-local*/ List<Filter> getFiltersFromRepoToWorkingDir(Path p) {
46291ec605a0 Filters to read and initialize according to configuration files
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diff changeset
531 return instantiateFilters(p, new Filter.Options(Filter.Direction.FromRepo));
46291ec605a0 Filters to read and initialize according to configuration files
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diff changeset
532 }
46291ec605a0 Filters to read and initialize according to configuration files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
533
46291ec605a0 Filters to read and initialize according to configuration files
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parents: 104
diff changeset
534 /*package-local*/ List<Filter> getFiltersFromWorkingDirToRepo(Path p) {
46291ec605a0 Filters to read and initialize according to configuration files
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parents: 104
diff changeset
535 return instantiateFilters(p, new Filter.Options(Filter.Direction.ToRepo));
46291ec605a0 Filters to read and initialize according to configuration files
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parents: 104
diff changeset
536 }
237
6e1373b54e9b Allow access to working copy content through HgDataFile. Give access to repository's working dir
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 235
diff changeset
537
6e1373b54e9b Allow access to working copy content through HgDataFile. Give access to repository's working dir
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parents: 235
diff changeset
538 /*package-local*/ File getFile(HgDataFile dataFile) {
6e1373b54e9b Allow access to working copy content through HgDataFile. Give access to repository's working dir
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 235
diff changeset
539 return new File(getWorkingDir(), dataFile.getPath().toString());
6e1373b54e9b Allow access to working copy content through HgDataFile. Give access to repository's working dir
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parents: 235
diff changeset
540 }
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 292
diff changeset
541
412
63c5a9d7ca3f Follow-up for Issue 29: unify path translation for manifest and dirstate
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 409
diff changeset
542 /*package-local*/ Internals getImplHelper() {
63c5a9d7ca3f Follow-up for Issue 29: unify path translation for manifest and dirstate
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 409
diff changeset
543 return impl;
63c5a9d7ca3f Follow-up for Issue 29: unify path translation for manifest and dirstate
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 409
diff changeset
544 }
114
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diff changeset
545
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
546 private List<Filter> instantiateFilters(Path p, Filter.Options opts) {
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)
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parents: 488
diff changeset
547 List<Filter.Factory> factories = impl.getFilters();
114
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diff changeset
548 if (factories.isEmpty()) {
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 104
diff changeset
549 return Collections.emptyList();
46291ec605a0 Filters to read and initialize according to configuration files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 104
diff changeset
550 }
46291ec605a0 Filters to read and initialize according to configuration files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 104
diff changeset
551 ArrayList<Filter> rv = new ArrayList<Filter>(factories.size());
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 104
diff changeset
552 for (Filter.Factory ff : factories) {
46291ec605a0 Filters to read and initialize according to configuration files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 104
diff changeset
553 Filter f = ff.create(p, opts);
46291ec605a0 Filters to read and initialize according to configuration files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 104
diff changeset
554 if (f != null) {
46291ec605a0 Filters to read and initialize according to configuration files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 104
diff changeset
555 rv.add(f);
46291ec605a0 Filters to read and initialize according to configuration files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 104
diff changeset
556 }
46291ec605a0 Filters to read and initialize according to configuration files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
557 }
46291ec605a0 Filters to read and initialize according to configuration files
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 104
diff changeset
558 return rv;
46291ec605a0 Filters to read and initialize according to configuration files
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parents: 104
diff changeset
559 }
487
db48a77ec8ff Access to reposiotry lock mechanism via HgRepositoryLock
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 486
diff changeset
560
db48a77ec8ff Access to reposiotry lock mechanism via HgRepositoryLock
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 486
diff changeset
561 private int getLockTimeout() {
504
bf352ce2b97f Allow to override lock timeout from within Hg4J
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 501
diff changeset
562 int cfgValue = getConfiguration().getIntegerValue("ui", "timeout", 600);
bf352ce2b97f Allow to override lock timeout from within Hg4J
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 501
diff changeset
563 if (getSessionContext().getConfigurationProperty(Internals.CFG_PROPERTY_FS_LOCK_TIMEOUT, null) != null) {
bf352ce2b97f Allow to override lock timeout from within Hg4J
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 501
diff changeset
564 return new PropertyMarshal(sessionContext).getInt(Internals.CFG_PROPERTY_FS_LOCK_TIMEOUT, cfgValue);
bf352ce2b97f Allow to override lock timeout from within Hg4J
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 501
diff changeset
565 }
bf352ce2b97f Allow to override lock timeout from within Hg4J
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 501
diff changeset
566 return cfgValue;
487
db48a77ec8ff Access to reposiotry lock mechanism via HgRepositoryLock
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 486
diff changeset
567 }
0
dbd663faec1f Basic changelog parsing
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
568 }