Mercurial > hg > Members > kono > jpf-core

annotate src/main/gov/nasa/jpf/util/RepositoryEntry.java @ 0:61d41facf527

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author Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
date Fri, 23 Jan 2015 10:14:01 -0800
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1 /*
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2 * Copyright (C) 2014, United States Government, as represented by the
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3 * Administrator of the National Aeronautics and Space Administration.
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4 * All rights reserved.
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5 *
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6 * The Java Pathfinder core (jpf-core) platform is licensed under the
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7 * Apache License, Version 2.0 (the "License"); you may not use this file except
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8 * in compliance with the License. You may obtain a copy of the License at
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9 *
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10 * http://www.apache.org/licenses/LICENSE-2.0.
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11 *
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12 * Unless required by applicable law or agreed to in writing, software
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13 * distributed under the License is distributed on an "AS IS" BASIS,
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14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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15 * See the License for the specific language governing permissions and
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16 * limitations under the License.
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17 */
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18
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19 package gov.nasa.jpf.util;
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20
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21 import java.io.BufferedReader;
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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.util.HashMap;
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25 import java.util.regex.Matcher;
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26 import java.util.regex.Pattern;
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27
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28 /**
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29 * simple generic structure to hold repository info for source files
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30 *
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31 * <2do> extend this to find out what the status of the repository is, i.e. if
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32 * there are any local modifications, update revision etc.
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33 */
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34 public class RepositoryEntry {
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35
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36 static HashMap<String,RepositoryEntry> dict = new HashMap<String,RepositoryEntry>();
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37
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38 String fileName;
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39 String repositoryType;
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40 String repository;
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41 String revision;
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42
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43 static RepositoryEntryFactory searchers[] = {
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44 new SvnRepositoryEntryFactory(),
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45 new HgRepositoryEntryFactory(),
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46 new GitRepositoryEntryFactory()
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47 };
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48
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49 public static RepositoryEntry getRepositoryEntry (String fullFileName) {
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50 RepositoryEntry e = dict.get(fullFileName);
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51
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52 if (e == null) {
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53 for (RepositoryEntryFactory factory : searchers) {
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54 if ((e = factory.getRepositoryEntry(fullFileName)) != null)
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55 break;
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56 }
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57 }
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58
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59 dict.put(fullFileName, e); // no need to look this up more than once
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60 return e;
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61 }
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62
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63 public RepositoryEntry (String fileName, String repositoryType, String repository, String revision) {
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64 this.fileName = fileName;
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65 this.repositoryType = repositoryType;
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66 this.repository = repository;
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67 this.revision = revision;
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68 }
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69
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70 public String getFileName() {
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71 return fileName;
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72 }
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73
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74 public String getRepositoryType() {
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75 return repositoryType;
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76 }
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77
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78 public String getRepository() {
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79 return repository;
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80 }
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81
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82 public String getRevision() {
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83 return revision;
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84 }
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85
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86 }
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87
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88 interface RepositoryEntryFactory {
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89 RepositoryEntry getRepositoryEntry(String fullFileName);
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90 }
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91
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92 class SvnRepositoryEntryFactory implements RepositoryEntryFactory {
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93
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94 /*
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95 * <2do> doesn't work on Windows, where the .svn/entries is apparently
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96 * not stored as an XML file
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97 */
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98 @Override
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99 public RepositoryEntry getRepositoryEntry(String fullFileName) {
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100 File f = new File(fullFileName);
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101 String fname = f.getName();
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102 String dName = f.getParent();
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103
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104 File fEntries = new File(dName + File.separatorChar + ".svn" + File.separatorChar + "entries");
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105 if (fEntries.exists()) {
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106 String repository = "?";
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107 String revision = "?";
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108
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109 Pattern pName = Pattern.compile(" *name=\"([a-zA-Z0-9.]+)\"");
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110 Pattern pRep = Pattern.compile(" *url=\"([a-zA-Z0-9.:/\\-]+)\"");
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111 Pattern pRev = Pattern.compile(" *committed-rev=\"([0-9]+)\"");
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112 try {
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113 BufferedReader r = new BufferedReader(new FileReader(fEntries));
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114 for (String line=r.readLine(); line != null; line = r.readLine()) {
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115 Matcher mRep = pRep.matcher(line);
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116 if (mRep.matches()) {
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117 repository = mRep.group(1);
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118 } else {
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119 Matcher mRev = pRev.matcher(line);
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120 if (mRev.matches()) {
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121 revision = mRev.group(1);
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122 } else {
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123 Matcher mName = pName.matcher(line);
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124 if (mName.matches() && mName.group(1).equals(fname)) {
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125 // Ok, got everything
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126 return new RepositoryEntry(fname, "svn", repository, revision);
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127 }
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128 }
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129 }
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130 }
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131 } catch (Throwable t) {}
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132 }
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133
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134 return null;
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135 }
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136 }
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137
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138 class HgRepositoryEntryFactory implements RepositoryEntryFactory {
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139
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140 @Override
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141 public RepositoryEntry getRepositoryEntry(String fullFileName) {
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142 File file = new File(fullFileName);
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143
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144 if (!file.exists())
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145 return null;
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146
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147 File currentDir = file.getParentFile();
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
148
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
149 searchForHg:
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
150 while (currentDir != null) {
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
151 for (String childName : currentDir.list())
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
152 if (childName.equals(".hg"))
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
153 break searchForHg;
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
154
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
155 currentDir = currentDir.getParentFile();
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
156 }
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
157
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
158 if (currentDir != null) {
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
159 try {
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
160 File hgrcFile = new File(currentDir, ".hg/hgrc");
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
161
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
162 String repoURL = "";
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parents:
diff changeset
163 BufferedReader r = new BufferedReader(new FileReader(hgrcFile));
61d41facf527 initial v8 import (history reset)
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parents:
diff changeset
164 for (String line=r.readLine(); line != null; line = r.readLine()) {
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parents:
diff changeset
165 String keyVal[] = line.split("=");
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
166 if (keyVal[0].trim().equals("default")) {
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
167 repoURL = keyVal[1].trim();
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
168 break;
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
169 }
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
170
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
171 }
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
172
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
173 File branchHeads = new File(currentDir, ".hg/branchheads.cache");
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
174 r = new BufferedReader(new FileReader(branchHeads));
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
175 String revision = r.readLine().split(" ")[1];
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
176
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
177 return new RepositoryEntry(fullFileName, "hg", repoURL, revision);
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
178 }
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
179 catch (Exception ex) {
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
180 return null;
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
181 }
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
182 }
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
183
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
184 return null;
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
185 }
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
186
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
187 }
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
188
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
189 class GitRepositoryEntryFactory implements RepositoryEntryFactory {
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
190
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
191 @Override
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
192 public RepositoryEntry getRepositoryEntry(String fullFileName) {
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parents:
diff changeset
193 File file = new File(fullFileName);
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
194
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
195 if (!file.exists())
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
196 return null;
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
197
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
198 File currentDir = file.getParentFile();
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
199
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
200 searchForHg:
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
201 while (currentDir != null) {
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
202 for (String childName : currentDir.list()) {
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
203 if (childName.equals(".git")) {
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
204 break searchForHg;
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
205 }
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
206 }
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
207
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
208 currentDir = currentDir.getParentFile();
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
209 }
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
210
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
211 if (currentDir != null) {
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
212 try {
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
213 File hgrcFile = new File(currentDir, ".git/config");
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
214
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
215 String repoURL = "";
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
216 BufferedReader r = new BufferedReader(new FileReader(hgrcFile));
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
217 for (String line = r.readLine(); line != null; line = r.readLine()) {
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
218 String keyVal[] = line.split("=");
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
219 if (keyVal[0].trim().equals("url")) {
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
220 repoURL = keyVal[1].trim();
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
221 break;
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
222 }
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
223
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
224 }
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
225
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
226 // git doesn't has revision numbers so we will read last revision's hash instead
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
227 File gitHeadHash = new File(currentDir, ".git/refs/heads/master");
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
228 r = new BufferedReader(new FileReader(gitHeadHash));
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
229 String revision = r.readLine();
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
230
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
231 return new RepositoryEntry(fullFileName, "git", repoURL, revision);
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
232
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
233 } catch (Exception ex) {
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
234 return null;
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
235 }
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
236 }
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
237
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
238 return null;
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
239 }
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
240 }