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annotate src/org/tmatesoft/hg/core/Cset.java @ 72:9a03a80a0f2f

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Command-line frontend moved to separate source root with new package statement
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Sun, 23 Jan 2011 03:46:59 +0100
parents e21df6259f83
children 6f1b88693d48
rev   line source
64
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1 /*
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2 * Copyright (c) 2011 TMate Software Ltd
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3 *
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4 * This program is free software; you can redistribute it and/or modify
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5 * it under the terms of the GNU General Public License as published by
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6 * the Free Software Foundation; version 2 of the License.
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7 *
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8 * This program is distributed in the hope that it will be useful,
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9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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11 * GNU General Public License for more details.
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12 *
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13 * For information on how to redistribute this software under
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14 * the terms of a license other than GNU General Public License
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15 * contact TMate Software at support@svnkit.com
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16 */
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17 package org.tmatesoft.hg.core;
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18
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19 import java.util.ArrayList;
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20 import java.util.Collections;
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21 import java.util.List;
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22
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23 import org.tmatesoft.hg.core.LogCommand.FileRevision;
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24 import org.tmatesoft.hg.util.PathPool;
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25
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26 import com.tmate.hgkit.ll.Changeset;
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27 import com.tmate.hgkit.ll.HgRepository;
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28 import com.tmate.hgkit.ll.Nodeid;
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29 import com.tmate.hgkit.ll.StatusCollector;
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30
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31 /**
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32 * TODO rename to Changeset along with original Changeset moved to .repo and renamed to HgChangeset?
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33 * Not thread-safe, don't try to read from different threads
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34 *
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35 * @author Artem Tikhomirov
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36 * @author TMate Software Ltd.
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37 */
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38 public class Cset implements Cloneable {
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39 private final StatusCollector statusHelper;
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40 private final PathPool pathHelper;
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41
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42 //
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43 private Changeset changeset;
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44 private Nodeid nodeid;
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45
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46 //
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47 private List<FileRevision> modifiedFiles, addedFiles;
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48 private List<Path> deletedFiles;
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49 private int revNumber;
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50
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51 // XXX consider CommandContext with StatusCollector, PathPool etc. Commands optionally get CC through a cons or create new
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52 // and pass it around
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53 /*package-local*/Cset(StatusCollector statusCollector, PathPool pathPool) {
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54 statusHelper = statusCollector;
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55 pathHelper = pathPool;
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56 }
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57
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58 /*package-local*/
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59 void init(int localRevNumber, Nodeid nid, Changeset rawChangeset) {
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60 revNumber = localRevNumber;
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61 nodeid = nid;
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62 changeset = rawChangeset;
65
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63 modifiedFiles = addedFiles = null;
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64 deletedFiles = null;
64
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65 }
65
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66 public int getRevision() {
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67 return revNumber;
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68 }
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69 public Nodeid getNodeid() {
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70 return nodeid;
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71 }
64
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72 public String getUser() {
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73 return changeset.user();
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74 }
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75 public String getComment() {
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76 return changeset.comment();
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77 }
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78 public String getBranch() {
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79 return changeset.branch();
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80 }
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81 public String getDate() {
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82 return changeset.dateString();
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83 }
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84 public Nodeid getManifestRevision() {
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85 return changeset.manifest();
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86 }
64
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87
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88 public List<Path> getAffectedFiles() {
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89 ArrayList<Path> rv = new ArrayList<Path>(changeset.files().size());
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90 for (String name : changeset.files()) {
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91 rv.add(pathHelper.path(name));
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92 }
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93 return rv;
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94 }
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95
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96 public List<FileRevision> getModifiedFiles() {
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97 if (modifiedFiles == null) {
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98 initFileChanges();
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99 }
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100 return modifiedFiles;
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101 }
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102
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103 public List<FileRevision> getAddedFiles() {
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104 if (addedFiles == null) {
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105 initFileChanges();
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106 }
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107 return addedFiles;
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108 }
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109
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110 public List<Path> getRemovedFiles() {
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111 if (deletedFiles == null) {
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112 initFileChanges();
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113 }
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114 return deletedFiles;
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115 }
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116
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117 @Override
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118 public Cset clone() {
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119 try {
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120 Cset copy = (Cset) super.clone();
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121 copy.changeset = changeset.clone();
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122 return copy;
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123 } catch (CloneNotSupportedException ex) {
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124 throw new InternalError(ex.toString());
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125 }
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126 }
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127
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128 private /*synchronized*/ void initFileChanges() {
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129 ArrayList<Path> deleted = new ArrayList<Path>();
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130 ArrayList<FileRevision> modified = new ArrayList<FileRevision>();
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131 ArrayList<FileRevision> added = new ArrayList<FileRevision>();
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132 StatusCollector.Record r = new StatusCollector.Record();
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133 statusHelper.change(revNumber, r);
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134 final HgRepository repo = statusHelper.getRepo();
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135 for (String s : r.getModified()) {
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136 Path p = pathHelper.path(s);
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137 Nodeid nid = r.nodeidAfterChange(s);
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138 if (nid == null) {
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139 throw new IllegalArgumentException();
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140 }
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141 modified.add(new FileRevision(repo, nid, p));
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142 }
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143 for (String s : r.getAdded()) {
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144 Path p = pathHelper.path(s);
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145 Nodeid nid = r.nodeidAfterChange(s);
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146 if (nid == null) {
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147 throw new IllegalArgumentException();
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148 }
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149 added.add(new FileRevision(repo, nid, p));
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150 }
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151 for (String s : r.getRemoved()) {
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152 deleted.add(pathHelper.path(s));
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153 }
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154 modified.trimToSize();
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155 added.trimToSize();
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156 deleted.trimToSize();
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157 modifiedFiles = Collections.unmodifiableList(modified);
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158 addedFiles = Collections.unmodifiableList(added);
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159 deletedFiles = Collections.unmodifiableList(deleted);
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160 }
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161 }