src/java.base/share/classes/java/time/format/ZoneName.java.template
changeset 49574 6a6ee36037ac
child 49699 5c2cddff67b6
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49573:6b46983d6fbe 49574:6a6ee36037ac
       
     1 /*
       
     2  * Copyright (c) 2013, 2018, 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 package java.time.format;
       
    26 
       
    27 import java.util.HashMap;
       
    28 import java.util.Locale;
       
    29 import java.util.Map;
       
    30 
       
    31 /**
       
    32  * A helper class to map a zone name to metazone and back to the
       
    33  * appropriate zone id for the particular locale.
       
    34  * <p>
       
    35  * The zid<->metazone mappings are based on CLDR metaZones.xml.
       
    36  * The alias mappings are based on Link entries in tzdb data files and
       
    37  * CLDR's supplementalMetadata.xml.
       
    38  */
       
    39 class ZoneName {
       
    40 
       
    41     public static String toZid(String zid, Locale locale) {
       
    42         String mzone = zidToMzone.get(zid);
       
    43         if (mzone == null && aliases.containsKey(zid)) {
       
    44             zid = aliases.get(zid);
       
    45             mzone = zidToMzone.get(zid);
       
    46         }
       
    47         if (mzone != null) {
       
    48             Map<String, String> map = mzoneToZidL.get(mzone);
       
    49             if (map != null && map.containsKey(locale.getCountry())) {
       
    50                 zid = map.get(locale.getCountry());
       
    51             } else {
       
    52                 zid = mzoneToZid.get(mzone);
       
    53             }
       
    54         }
       
    55         return toZid(zid);
       
    56     }
       
    57 
       
    58     public static String toZid(String zid) {
       
    59         if (aliases.containsKey(zid)) {
       
    60             return aliases.get(zid);
       
    61         }
       
    62         return zid;
       
    63     }
       
    64 
       
    65     private static final String[] zidMap = new String[] {
       
    66         // From metaZones.xml
       
    67 %%%%ZIDMAP%%%%
       
    68 
       
    69         // From tzdb
       
    70         "Africa/Khartoum", "Africa_Central", "Africa/Maputo", // tzdata2017c
       
    71         "Africa/Windhoek", "Africa_Central", "Africa/Maputo", // tzdata2017c
       
    72         "Africa/Sao_Tome", "Africa_Western", "Africa/Lagos",  // tzdata2018c
       
    73     };
       
    74     private static final String[] mzoneMap = new String[] {
       
    75         // From metaZones.xml
       
    76 %%%%MZONEMAP%%%%
       
    77 
       
    78         // From tzdb
       
    79         "Africa_Western", "ST", "Africa/Sao_Tome", // tzdata2018c
       
    80     };
       
    81     private static final String[] aliasMap = new String[] {
       
    82         // From supplementalMetadata.xml
       
    83 %%%%DEPRECATED%%%%
       
    84 
       
    85         // From tzdb
       
    86         "Brazil/Acre", "America/Rio_Branco",
       
    87         "US/Indiana-Starke", "America/Indiana/Knox",
       
    88         "America/Atka", "America/Adak",
       
    89         "America/St_Barthelemy", "America/Guadeloupe",
       
    90         "Australia/North", "Australia/Darwin",
       
    91         "Europe/Zagreb", "Europe/Belgrade",
       
    92         "Etc/Universal", "Etc/UTC",
       
    93         "NZ-CHAT", "Pacific/Chatham",
       
    94         "Asia/Macao", "Asia/Macau",
       
    95         "Pacific/Yap", "Pacific/Chuuk",
       
    96         "Egypt", "Africa/Cairo",
       
    97         "US/Central", "America/Chicago",
       
    98         "Canada/Atlantic", "America/Halifax",
       
    99         "Brazil/East", "America/Sao_Paulo",
       
   100         "America/Cordoba", "America/Argentina/Cordoba",
       
   101         "US/Hawaii", "Pacific/Honolulu",
       
   102         "America/Louisville", "America/Kentucky/Louisville",
       
   103         "America/Shiprock", "America/Denver",
       
   104         "Australia/Canberra", "Australia/Sydney",
       
   105         "Asia/Chungking", "Asia/Chongqing",
       
   106         "Universal", "Etc/UTC",
       
   107         "US/Alaska", "America/Anchorage",
       
   108         "Asia/Ujung_Pandang", "Asia/Makassar",
       
   109         "Japan", "Asia/Tokyo",
       
   110         "Atlantic/Faeroe", "Atlantic/Faroe",
       
   111         "Asia/Istanbul", "Europe/Istanbul",
       
   112         "US/Pacific", "America/Los_Angeles",
       
   113         "Mexico/General", "America/Mexico_City",
       
   114         "Poland", "Europe/Warsaw",
       
   115         "Africa/Asmera", "Africa/Asmara",
       
   116         "Asia/Saigon", "Asia/Ho_Chi_Minh",
       
   117         "US/Michigan", "America/Detroit",
       
   118         "America/Argentina/ComodRivadavia", "America/Argentina/Catamarca",
       
   119         "W-SU", "Europe/Moscow",
       
   120         "Australia/ACT", "Australia/Sydney",
       
   121         "Asia/Calcutta", "Asia/Kolkata",
       
   122         "Arctic/Longyearbyen", "Europe/Oslo",
       
   123         "America/Knox_IN", "America/Indiana/Knox",
       
   124         "ROC", "Asia/Taipei",
       
   125         "Zulu", "Etc/UTC",
       
   126         "Australia/Yancowinna", "Australia/Broken_Hill",
       
   127         "Australia/West", "Australia/Perth",
       
   128         "Singapore", "Asia/Singapore",
       
   129         "Europe/Mariehamn", "Europe/Helsinki",
       
   130         "ROK", "Asia/Seoul",
       
   131         "America/Porto_Acre", "America/Rio_Branco",
       
   132         "Etc/Zulu", "Etc/UTC",
       
   133         "Canada/Yukon", "America/Whitehorse",
       
   134         "Europe/Vatican", "Europe/Rome",
       
   135         "Africa/Timbuktu", "Africa/Bamako",
       
   136         "America/Buenos_Aires", "America/Argentina/Buenos_Aires",
       
   137         "Canada/Pacific", "America/Vancouver",
       
   138         "US/Pacific-New", "America/Los_Angeles",
       
   139         "Mexico/BajaNorte", "America/Tijuana",
       
   140         "Europe/Guernsey", "Europe/London",
       
   141         "Asia/Tel_Aviv", "Asia/Jerusalem",
       
   142         "Chile/Continental", "America/Santiago",
       
   143         "Jamaica", "America/Jamaica",
       
   144         "Mexico/BajaSur", "America/Mazatlan",
       
   145         "Canada/Eastern", "America/Toronto",
       
   146         "Australia/Tasmania", "Australia/Hobart",
       
   147         "NZ", "Pacific/Auckland",
       
   148         "America/Lower_Princes", "America/Curacao",
       
   149         "GMT-", "Etc/GMT",
       
   150         "America/Rosario", "America/Argentina/Cordoba",
       
   151         "Libya", "Africa/Tripoli",
       
   152         "Asia/Ashkhabad", "Asia/Ashgabat",
       
   153         "Australia/NSW", "Australia/Sydney",
       
   154         "America/Marigot", "America/Guadeloupe",
       
   155         "Europe/Bratislava", "Europe/Prague",
       
   156         "Portugal", "Europe/Lisbon",
       
   157         "Etc/GMT-", "Etc/GMT",
       
   158         "Europe/San_Marino", "Europe/Rome",
       
   159         "Europe/Sarajevo", "Europe/Belgrade",
       
   160         "Antarctica/South_Pole", "Antarctica/McMurdo",
       
   161         "Canada/Central", "America/Winnipeg",
       
   162         "Etc/GMT", "Etc/GMT",
       
   163         "Europe/Isle_of_Man", "Europe/London",
       
   164         "America/Fort_Wayne", "America/Indiana/Indianapolis",
       
   165         "Eire", "Europe/Dublin",
       
   166         "America/Coral_Harbour", "America/Atikokan",
       
   167         "Europe/Nicosia", "Asia/Nicosia",
       
   168         "US/Samoa", "Pacific/Pago_Pago",
       
   169         "Hongkong", "Asia/Hong_Kong",
       
   170         "Canada/Saskatchewan", "America/Regina",
       
   171         "Asia/Thimbu", "Asia/Thimphu",
       
   172         "Kwajalein", "Pacific/Kwajalein",
       
   173         "GB", "Europe/London",
       
   174         "Chile/EasterIsland", "Pacific/Easter",
       
   175         "US/East-Indiana", "America/Indiana/Indianapolis",
       
   176         "Australia/LHI", "Australia/Lord_Howe",
       
   177         "Cuba", "America/Havana",
       
   178         "America/Jujuy", "America/Argentina/Jujuy",
       
   179         "US/Mountain", "America/Denver",
       
   180         "Atlantic/Jan_Mayen", "Europe/Oslo",
       
   181         "Europe/Tiraspol", "Europe/Chisinau",
       
   182         "Europe/Podgorica", "Europe/Belgrade",
       
   183         "US/Arizona", "America/Phoenix",
       
   184         "Navajo", "America/Denver",
       
   185         "Etc/Greenwich", "Etc/GMT",
       
   186         "Canada/Mountain", "America/Edmonton",
       
   187         "Iceland", "Atlantic/Reykjavik",
       
   188         "Australia/Victoria", "Australia/Melbourne",
       
   189         "Australia/South", "Australia/Adelaide",
       
   190         "Brazil/West", "America/Manaus",
       
   191         "Pacific/Ponape", "Pacific/Pohnpei",
       
   192         "Europe/Ljubljana", "Europe/Belgrade",
       
   193         "Europe/Jersey", "Europe/London",
       
   194         "Australia/Queensland", "Australia/Brisbane",
       
   195         "UTC", "Etc/UTC",
       
   196         "Canada/Newfoundland", "America/St_Johns",
       
   197         "Europe/Skopje", "Europe/Belgrade",
       
   198         "PRC", "Asia/Shanghai",
       
   199         "UCT", "Etc/UCT",
       
   200         "America/Mendoza", "America/Argentina/Mendoza",
       
   201         "Israel", "Asia/Jerusalem",
       
   202         "US/Eastern", "America/New_York",
       
   203         "Asia/Ulan_Bator", "Asia/Ulaanbaatar",
       
   204         "Turkey", "Europe/Istanbul",
       
   205         "GMT", "Etc/GMT",
       
   206         "US/Aleutian", "America/Adak",
       
   207         "Brazil/DeNoronha", "America/Noronha",
       
   208         "GB-Eire", "Europe/London",
       
   209         "Asia/Dacca", "Asia/Dhaka",
       
   210         "America/Ensenada", "America/Tijuana",
       
   211         "America/Catamarca", "America/Argentina/Catamarca",
       
   212         "Iran", "Asia/Tehran",
       
   213         "Greenwich", "Etc/GMT",
       
   214         "Pacific/Truk", "Pacific/Chuuk",
       
   215         "Pacific/Samoa", "Pacific/Pago_Pago",
       
   216         "America/Virgin", "America/St_Thomas",
       
   217         "Asia/Katmandu", "Asia/Kathmandu",
       
   218         "America/Indianapolis", "America/Indiana/Indianapolis",
       
   219         "Europe/Belfast", "Europe/London",
       
   220         "America/Kralendijk", "America/Curacao",
       
   221         "Asia/Rangoon", "Asia/Yangon",
       
   222     };
       
   223 
       
   224     private static final Map<String, String> zidToMzone = new HashMap<>();
       
   225     private static final Map<String, String> mzoneToZid = new HashMap<>();
       
   226     private static final Map<String, Map<String, String>> mzoneToZidL = new HashMap<>();
       
   227     private static final Map<String, String> aliases = new HashMap<>();
       
   228 
       
   229     static {
       
   230         for (int i = 0; i < zidMap.length; i += 3) {
       
   231             zidToMzone.put(zidMap[i], zidMap[i + 1]);
       
   232             mzoneToZid.put(zidMap[i + 1], zidMap[i + 2]);
       
   233         }
       
   234 
       
   235         for (int i = 0; i < mzoneMap.length; i += 3) {
       
   236             String mzone = mzoneMap[i];
       
   237             Map<String, String> map = mzoneToZidL.get(mzone);
       
   238             if (map == null) {
       
   239                 map = new HashMap<>();
       
   240                 mzoneToZidL.put(mzone, map);
       
   241             }
       
   242             map.put(mzoneMap[i + 1], mzoneMap[i + 2]);
       
   243         }
       
   244 
       
   245         for (int i = 0; i < aliasMap.length; i += 2) {
       
   246             aliases.put(aliasMap[i], aliasMap[i + 1]);
       
   247         }
       
   248     }
       
   249 }