jdk/test/sun/util/calendar/zi/Main.java
changeset 15658 55b829ca2334
child 23010 6dadb192ad81
equal deleted inserted replaced
15657:c588664d547e 15658:55b829ca2334
       
     1 /*
       
     2  * Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved.
       
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
       
     4  *
       
     5  * This code is free software; you can redistribute it and/or modify it
       
     6  * under the terms of the GNU General Public License version 2 only, as
       
     7  * published by the Free Software Foundation.  Oracle designates this
       
     8  * particular file as subject to the "Classpath" exception as provided
       
     9  * by Oracle in the LICENSE file that accompanied this code.
       
    10  *
       
    11  * This code is distributed in the hope that it will be useful, but WITHOUT
       
    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
       
    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
       
    14  * version 2 for more details (a copy is included in the LICENSE file that
       
    15  * accompanied this code).
       
    16  *
       
    17  * You should have received a copy of the GNU General Public License version
       
    18  * 2 along with this work; if not, write to the Free Software Foundation,
       
    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
       
    20  *
       
    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
       
    22  * or visit www.oracle.com if you need additional information or have any
       
    23  * questions.
       
    24  */
       
    25 
       
    26 import java.util.ArrayList;
       
    27 import java.util.List;
       
    28 
       
    29 /**
       
    30  * Main class for the javazic time zone data compiler.
       
    31  *
       
    32  * @since 1.4
       
    33  */
       
    34 public class Main {
       
    35 
       
    36     private static boolean verbose = false;
       
    37     static boolean outputDoc = false;
       
    38 
       
    39     private List<String> ziFiles = new ArrayList<String>();
       
    40     private static String zoneNamesFile = null;
       
    41     private static String versionName = "unknown";
       
    42     private static String outputDir = "zoneinfo";
       
    43     private static String mapFile = null;
       
    44 
       
    45     /**
       
    46      * Parses the specified arguments and sets up the variables.
       
    47      * @param argv the arguments
       
    48      */
       
    49     void processArgs(String[] argv) {
       
    50         for (int i = 0; i < argv.length; i++) {
       
    51             String arg = argv[i];
       
    52             if (arg.startsWith("-h")) {
       
    53                 usage();
       
    54                 System.exit(0);
       
    55             } else if (arg.equals("-d")) {
       
    56                 outputDir = argv[++i];
       
    57             } else if (arg.equals("-v")) {
       
    58                 verbose = true;
       
    59             } else if (arg.equals("-V")) {
       
    60                 versionName = argv[++i];
       
    61             } else if (arg.equals("-doc")) {
       
    62                 outputDoc = true;
       
    63             } else if (arg.equals("-map")) {
       
    64                 outputDoc = true;
       
    65                 mapFile = argv[++i];
       
    66             } else if (arg.equals("-f")) {
       
    67                 zoneNamesFile = argv[++i];
       
    68             } else if (arg.equals("-S")) {
       
    69                 try {
       
    70                     Zoneinfo.setYear(Integer.parseInt(argv[++i]));
       
    71                 } catch (Exception e) {
       
    72                     error("invalid year: " + argv[i]);
       
    73                     usage();
       
    74                     System.exit(1);
       
    75                 }
       
    76             } else {
       
    77                 boolean isStartYear = arg.equals("-s");
       
    78                 if (isStartYear || arg.equals("-e")) {
       
    79                     try {
       
    80                         int year = Integer.parseInt(argv[++i]);
       
    81                         if (isStartYear) {
       
    82                             Zoneinfo.setStartYear(year);
       
    83                         } else {
       
    84                             Zoneinfo.setEndYear(year);
       
    85                         }
       
    86                     } catch (Exception e) {
       
    87                         error("invalid year: " + argv[i]);
       
    88                         usage();
       
    89                         System.exit(1);
       
    90                     }
       
    91                 } else {
       
    92                     // the rest of args are zoneinfo source files
       
    93                     while (i < argv.length) {
       
    94                         ziFiles.add(argv[i++]);
       
    95                     }
       
    96                 }
       
    97             }
       
    98         }
       
    99     }
       
   100 
       
   101     /**
       
   102      * Parses zoneinfo source files
       
   103      */
       
   104     int compile() {
       
   105         int nFiles = ziFiles.size();
       
   106         int status = 0;
       
   107         Mappings maps = new Mappings();
       
   108         BackEnd backend = BackEnd.getBackEnd();
       
   109 
       
   110         for (int i = 0; i < nFiles; i++) {
       
   111             Zoneinfo frontend = Zoneinfo.parse(ziFiles.get(i));
       
   112 
       
   113             for (String key : frontend.getZones().keySet()) {
       
   114                 info(key);
       
   115 
       
   116                 Timezone tz = frontend.phase2(key);
       
   117                 status |= backend.processZoneinfo(tz);
       
   118             }
       
   119 
       
   120             maps.add(frontend);
       
   121         }
       
   122 
       
   123         // special code for dealing with the conflicting name "MET"
       
   124         Zone.addMET();
       
   125 
       
   126         maps.resolve();
       
   127 
       
   128         status |= backend.generateSrc(maps);
       
   129 
       
   130         return status;
       
   131     }
       
   132 
       
   133     public static void main(String[] argv) {
       
   134         Main zic = new Main();
       
   135 
       
   136         /*
       
   137          * Parse args
       
   138          */
       
   139         zic.processArgs(argv);
       
   140 
       
   141         /*
       
   142          * Read target zone names
       
   143          */
       
   144         if (zoneNamesFile != null) {
       
   145             Zone.readZoneNames(zoneNamesFile);
       
   146         }
       
   147 
       
   148         zic.compile();
       
   149     }
       
   150 
       
   151     void usage() {
       
   152         System.err.println("Usage: javazic [options] file...\n"+
       
   153                            "         -f namefile  file containing zone names\n"+
       
   154                            "                      to be generated (ie, generating subset)\n"+
       
   155                            "         -d dir       output directory\n"+
       
   156                            "         -v           verbose\n"+
       
   157                            "         -V datavers  specifies the tzdata version string\n"+
       
   158                            "                      (eg, \"tzdata2000g\")"+
       
   159                            "         -S year      output only SimleTimeZone data of that year\n"+
       
   160                            "         -s year      start year (default: 1900)\n"+
       
   161                            "         -e year      end year (default: 2037)\n"+
       
   162                            "         -doc         generates HTML documents\n"+
       
   163                            "         -map mapfile generates HTML documents with map information\n"+
       
   164                            "         file...      zoneinfo source file(s)");
       
   165     }
       
   166 
       
   167     /**
       
   168      * @return the output directory path name
       
   169      */
       
   170     static String getOutputDir() {
       
   171         return outputDir;
       
   172     }
       
   173 
       
   174     /**
       
   175      * @return the map file's path and name
       
   176      */
       
   177     static String getMapFile() {
       
   178         return mapFile;
       
   179     }
       
   180 
       
   181     /**
       
   182      * Returns the time zone data version string specified by the -V
       
   183      * option. If it is not specified, "unknown" is returned.
       
   184      * @return the time zone data version string
       
   185      */
       
   186     static String getVersionName() {
       
   187         return versionName;
       
   188     }
       
   189 
       
   190     /**
       
   191      * Prints out the specified fatal error message and calls {@link
       
   192      * java.lang.System#exit System.exit(1)}.
       
   193      * @param msg the fatal error message
       
   194      */
       
   195     static void panic(String msg) {
       
   196         printMessage("fatal error", msg);
       
   197         System.exit(1);
       
   198     }
       
   199 
       
   200     /**
       
   201      * Prints out the specified error message.
       
   202      * @param msg the error message
       
   203      */
       
   204     static void error(String msg) {
       
   205         printMessage("error", msg);
       
   206     }
       
   207 
       
   208     /**
       
   209      * Prints out the specified warning message.
       
   210      * @param msg the warning message
       
   211      */
       
   212     static void warning(String msg) {
       
   213         printMessage("warning", msg);
       
   214     }
       
   215 
       
   216     /**
       
   217      * Prints out the informative message.
       
   218      * @param msg the informative message
       
   219      */
       
   220     static void info(String msg) {
       
   221         if (verbose) {
       
   222             printMessage(null, msg);
       
   223         }
       
   224     }
       
   225 
       
   226     private static void printMessage(String type, String msg) {
       
   227         if (type != null) {
       
   228             type += ": ";
       
   229         } else {
       
   230             type = "";
       
   231         }
       
   232         System.err.println("javazic: " + type + msg);
       
   233     }
       
   234 }