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1 /* |
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2 * Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 |
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26 import java.util.ArrayList; |
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27 import java.util.List; |
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28 |
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29 /** |
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30 * Main class for the javazic time zone data compiler. |
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31 * |
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32 * @since 1.4 |
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33 */ |
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34 public class Main { |
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35 |
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36 private static boolean verbose = false; |
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37 static boolean outputDoc = false; |
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38 |
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39 private List<String> ziFiles = new ArrayList<String>(); |
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40 private static String zoneNamesFile = null; |
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41 private static String versionName = "unknown"; |
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42 private static String outputDir = "zoneinfo"; |
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43 private static String mapFile = null; |
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44 |
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45 /** |
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46 * Parses the specified arguments and sets up the variables. |
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47 * @param argv the arguments |
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48 */ |
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49 void processArgs(String[] argv) { |
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50 for (int i = 0; i < argv.length; i++) { |
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51 String arg = argv[i]; |
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52 if (arg.startsWith("-h")) { |
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53 usage(); |
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54 System.exit(0); |
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55 } else if (arg.equals("-d")) { |
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56 outputDir = argv[++i]; |
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57 } else if (arg.equals("-v")) { |
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58 verbose = true; |
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59 } else if (arg.equals("-V")) { |
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60 versionName = argv[++i]; |
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61 } else if (arg.equals("-doc")) { |
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62 outputDoc = true; |
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63 } else if (arg.equals("-map")) { |
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64 outputDoc = true; |
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65 mapFile = argv[++i]; |
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66 } else if (arg.equals("-f")) { |
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67 zoneNamesFile = argv[++i]; |
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68 } else if (arg.equals("-S")) { |
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69 try { |
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70 Zoneinfo.setYear(Integer.parseInt(argv[++i])); |
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71 } catch (Exception e) { |
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72 error("invalid year: " + argv[i]); |
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73 usage(); |
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74 System.exit(1); |
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75 } |
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76 } else { |
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77 boolean isStartYear = arg.equals("-s"); |
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78 if (isStartYear || arg.equals("-e")) { |
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79 try { |
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80 int year = Integer.parseInt(argv[++i]); |
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81 if (isStartYear) { |
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82 Zoneinfo.setStartYear(year); |
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83 } else { |
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84 Zoneinfo.setEndYear(year); |
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85 } |
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86 } catch (Exception e) { |
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87 error("invalid year: " + argv[i]); |
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88 usage(); |
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89 System.exit(1); |
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90 } |
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91 } else { |
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92 // the rest of args are zoneinfo source files |
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93 while (i < argv.length) { |
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94 ziFiles.add(argv[i++]); |
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95 } |
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96 } |
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97 } |
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98 } |
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99 } |
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100 |
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101 /** |
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102 * Parses zoneinfo source files |
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103 */ |
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104 int compile() { |
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105 int nFiles = ziFiles.size(); |
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106 int status = 0; |
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107 Mappings maps = new Mappings(); |
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108 BackEnd backend = BackEnd.getBackEnd(); |
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109 |
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110 for (int i = 0; i < nFiles; i++) { |
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111 Zoneinfo frontend = Zoneinfo.parse(ziFiles.get(i)); |
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112 |
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113 for (String key : frontend.getZones().keySet()) { |
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114 info(key); |
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115 |
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116 Timezone tz = frontend.phase2(key); |
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117 status |= backend.processZoneinfo(tz); |
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118 } |
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119 |
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120 maps.add(frontend); |
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121 } |
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122 |
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123 // special code for dealing with the conflicting name "MET" |
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124 Zone.addMET(); |
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125 |
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126 maps.resolve(); |
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127 |
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128 status |= backend.generateSrc(maps); |
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129 |
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130 return status; |
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131 } |
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132 |
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133 public static void main(String[] argv) { |
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134 Main zic = new Main(); |
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135 |
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136 /* |
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137 * Parse args |
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138 */ |
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139 zic.processArgs(argv); |
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140 |
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141 /* |
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142 * Read target zone names |
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143 */ |
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144 if (zoneNamesFile != null) { |
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145 Zone.readZoneNames(zoneNamesFile); |
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146 } |
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147 |
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148 zic.compile(); |
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149 } |
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150 |
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151 void usage() { |
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152 System.err.println("Usage: javazic [options] file...\n"+ |
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153 " -f namefile file containing zone names\n"+ |
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154 " to be generated (ie, generating subset)\n"+ |
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155 " -d dir output directory\n"+ |
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156 " -v verbose\n"+ |
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157 " -V datavers specifies the tzdata version string\n"+ |
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158 " (eg, \"tzdata2000g\")"+ |
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159 " -S year output only SimleTimeZone data of that year\n"+ |
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160 " -s year start year (default: 1900)\n"+ |
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161 " -e year end year (default: 2037)\n"+ |
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162 " -doc generates HTML documents\n"+ |
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163 " -map mapfile generates HTML documents with map information\n"+ |
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164 " file... zoneinfo source file(s)"); |
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165 } |
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166 |
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167 /** |
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168 * @return the output directory path name |
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169 */ |
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170 static String getOutputDir() { |
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171 return outputDir; |
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172 } |
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173 |
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174 /** |
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175 * @return the map file's path and name |
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176 */ |
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177 static String getMapFile() { |
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178 return mapFile; |
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179 } |
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180 |
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181 /** |
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182 * Returns the time zone data version string specified by the -V |
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183 * option. If it is not specified, "unknown" is returned. |
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184 * @return the time zone data version string |
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185 */ |
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186 static String getVersionName() { |
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187 return versionName; |
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188 } |
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189 |
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190 /** |
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191 * Prints out the specified fatal error message and calls {@link |
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192 * java.lang.System#exit System.exit(1)}. |
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193 * @param msg the fatal error message |
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194 */ |
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195 static void panic(String msg) { |
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196 printMessage("fatal error", msg); |
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197 System.exit(1); |
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198 } |
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199 |
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200 /** |
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201 * Prints out the specified error message. |
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202 * @param msg the error message |
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203 */ |
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204 static void error(String msg) { |
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205 printMessage("error", msg); |
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206 } |
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207 |
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208 /** |
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209 * Prints out the specified warning message. |
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210 * @param msg the warning message |
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211 */ |
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212 static void warning(String msg) { |
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213 printMessage("warning", msg); |
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214 } |
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215 |
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216 /** |
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217 * Prints out the informative message. |
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218 * @param msg the informative message |
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219 */ |
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220 static void info(String msg) { |
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221 if (verbose) { |
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222 printMessage(null, msg); |
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223 } |
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224 } |
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225 |
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226 private static void printMessage(String type, String msg) { |
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227 if (type != null) { |
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228 type += ": "; |
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229 } else { |
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230 type = ""; |
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231 } |
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232 System.err.println("javazic: " + type + msg); |
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233 } |
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234 } |