--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/java.base/share/classes/java/time/format/ZoneName.java.template Wed Apr 11 09:14:47 2018 -0700
@@ -0,0 +1,249 @@
+/*
+ * Copyright (c) 2013, 2018, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package java.time.format;
+
+import java.util.HashMap;
+import java.util.Locale;
+import java.util.Map;
+
+/**
+ * A helper class to map a zone name to metazone and back to the
+ * appropriate zone id for the particular locale.
+ * <p>
+ * The zid<->metazone mappings are based on CLDR metaZones.xml.
+ * The alias mappings are based on Link entries in tzdb data files and
+ * CLDR's supplementalMetadata.xml.
+ */
+class ZoneName {
+
+ public static String toZid(String zid, Locale locale) {
+ String mzone = zidToMzone.get(zid);
+ if (mzone == null && aliases.containsKey(zid)) {
+ zid = aliases.get(zid);
+ mzone = zidToMzone.get(zid);
+ }
+ if (mzone != null) {
+ Map<String, String> map = mzoneToZidL.get(mzone);
+ if (map != null && map.containsKey(locale.getCountry())) {
+ zid = map.get(locale.getCountry());
+ } else {
+ zid = mzoneToZid.get(mzone);
+ }
+ }
+ return toZid(zid);
+ }
+
+ public static String toZid(String zid) {
+ if (aliases.containsKey(zid)) {
+ return aliases.get(zid);
+ }
+ return zid;
+ }
+
+ private static final String[] zidMap = new String[] {
+ // From metaZones.xml
+%%%%ZIDMAP%%%%
+
+ // From tzdb
+ "Africa/Khartoum", "Africa_Central", "Africa/Maputo", // tzdata2017c
+ "Africa/Windhoek", "Africa_Central", "Africa/Maputo", // tzdata2017c
+ "Africa/Sao_Tome", "Africa_Western", "Africa/Lagos", // tzdata2018c
+ };
+ private static final String[] mzoneMap = new String[] {
+ // From metaZones.xml
+%%%%MZONEMAP%%%%
+
+ // From tzdb
+ "Africa_Western", "ST", "Africa/Sao_Tome", // tzdata2018c
+ };
+ private static final String[] aliasMap = new String[] {
+ // From supplementalMetadata.xml
+%%%%DEPRECATED%%%%
+
+ // From tzdb
+ "Brazil/Acre", "America/Rio_Branco",
+ "US/Indiana-Starke", "America/Indiana/Knox",
+ "America/Atka", "America/Adak",
+ "America/St_Barthelemy", "America/Guadeloupe",
+ "Australia/North", "Australia/Darwin",
+ "Europe/Zagreb", "Europe/Belgrade",
+ "Etc/Universal", "Etc/UTC",
+ "NZ-CHAT", "Pacific/Chatham",
+ "Asia/Macao", "Asia/Macau",
+ "Pacific/Yap", "Pacific/Chuuk",
+ "Egypt", "Africa/Cairo",
+ "US/Central", "America/Chicago",
+ "Canada/Atlantic", "America/Halifax",
+ "Brazil/East", "America/Sao_Paulo",
+ "America/Cordoba", "America/Argentina/Cordoba",
+ "US/Hawaii", "Pacific/Honolulu",
+ "America/Louisville", "America/Kentucky/Louisville",
+ "America/Shiprock", "America/Denver",
+ "Australia/Canberra", "Australia/Sydney",
+ "Asia/Chungking", "Asia/Chongqing",
+ "Universal", "Etc/UTC",
+ "US/Alaska", "America/Anchorage",
+ "Asia/Ujung_Pandang", "Asia/Makassar",
+ "Japan", "Asia/Tokyo",
+ "Atlantic/Faeroe", "Atlantic/Faroe",
+ "Asia/Istanbul", "Europe/Istanbul",
+ "US/Pacific", "America/Los_Angeles",
+ "Mexico/General", "America/Mexico_City",
+ "Poland", "Europe/Warsaw",
+ "Africa/Asmera", "Africa/Asmara",
+ "Asia/Saigon", "Asia/Ho_Chi_Minh",
+ "US/Michigan", "America/Detroit",
+ "America/Argentina/ComodRivadavia", "America/Argentina/Catamarca",
+ "W-SU", "Europe/Moscow",
+ "Australia/ACT", "Australia/Sydney",
+ "Asia/Calcutta", "Asia/Kolkata",
+ "Arctic/Longyearbyen", "Europe/Oslo",
+ "America/Knox_IN", "America/Indiana/Knox",
+ "ROC", "Asia/Taipei",
+ "Zulu", "Etc/UTC",
+ "Australia/Yancowinna", "Australia/Broken_Hill",
+ "Australia/West", "Australia/Perth",
+ "Singapore", "Asia/Singapore",
+ "Europe/Mariehamn", "Europe/Helsinki",
+ "ROK", "Asia/Seoul",
+ "America/Porto_Acre", "America/Rio_Branco",
+ "Etc/Zulu", "Etc/UTC",
+ "Canada/Yukon", "America/Whitehorse",
+ "Europe/Vatican", "Europe/Rome",
+ "Africa/Timbuktu", "Africa/Bamako",
+ "America/Buenos_Aires", "America/Argentina/Buenos_Aires",
+ "Canada/Pacific", "America/Vancouver",
+ "US/Pacific-New", "America/Los_Angeles",
+ "Mexico/BajaNorte", "America/Tijuana",
+ "Europe/Guernsey", "Europe/London",
+ "Asia/Tel_Aviv", "Asia/Jerusalem",
+ "Chile/Continental", "America/Santiago",
+ "Jamaica", "America/Jamaica",
+ "Mexico/BajaSur", "America/Mazatlan",
+ "Canada/Eastern", "America/Toronto",
+ "Australia/Tasmania", "Australia/Hobart",
+ "NZ", "Pacific/Auckland",
+ "America/Lower_Princes", "America/Curacao",
+ "GMT-", "Etc/GMT",
+ "America/Rosario", "America/Argentina/Cordoba",
+ "Libya", "Africa/Tripoli",
+ "Asia/Ashkhabad", "Asia/Ashgabat",
+ "Australia/NSW", "Australia/Sydney",
+ "America/Marigot", "America/Guadeloupe",
+ "Europe/Bratislava", "Europe/Prague",
+ "Portugal", "Europe/Lisbon",
+ "Etc/GMT-", "Etc/GMT",
+ "Europe/San_Marino", "Europe/Rome",
+ "Europe/Sarajevo", "Europe/Belgrade",
+ "Antarctica/South_Pole", "Antarctica/McMurdo",
+ "Canada/Central", "America/Winnipeg",
+ "Etc/GMT", "Etc/GMT",
+ "Europe/Isle_of_Man", "Europe/London",
+ "America/Fort_Wayne", "America/Indiana/Indianapolis",
+ "Eire", "Europe/Dublin",
+ "America/Coral_Harbour", "America/Atikokan",
+ "Europe/Nicosia", "Asia/Nicosia",
+ "US/Samoa", "Pacific/Pago_Pago",
+ "Hongkong", "Asia/Hong_Kong",
+ "Canada/Saskatchewan", "America/Regina",
+ "Asia/Thimbu", "Asia/Thimphu",
+ "Kwajalein", "Pacific/Kwajalein",
+ "GB", "Europe/London",
+ "Chile/EasterIsland", "Pacific/Easter",
+ "US/East-Indiana", "America/Indiana/Indianapolis",
+ "Australia/LHI", "Australia/Lord_Howe",
+ "Cuba", "America/Havana",
+ "America/Jujuy", "America/Argentina/Jujuy",
+ "US/Mountain", "America/Denver",
+ "Atlantic/Jan_Mayen", "Europe/Oslo",
+ "Europe/Tiraspol", "Europe/Chisinau",
+ "Europe/Podgorica", "Europe/Belgrade",
+ "US/Arizona", "America/Phoenix",
+ "Navajo", "America/Denver",
+ "Etc/Greenwich", "Etc/GMT",
+ "Canada/Mountain", "America/Edmonton",
+ "Iceland", "Atlantic/Reykjavik",
+ "Australia/Victoria", "Australia/Melbourne",
+ "Australia/South", "Australia/Adelaide",
+ "Brazil/West", "America/Manaus",
+ "Pacific/Ponape", "Pacific/Pohnpei",
+ "Europe/Ljubljana", "Europe/Belgrade",
+ "Europe/Jersey", "Europe/London",
+ "Australia/Queensland", "Australia/Brisbane",
+ "UTC", "Etc/UTC",
+ "Canada/Newfoundland", "America/St_Johns",
+ "Europe/Skopje", "Europe/Belgrade",
+ "PRC", "Asia/Shanghai",
+ "UCT", "Etc/UCT",
+ "America/Mendoza", "America/Argentina/Mendoza",
+ "Israel", "Asia/Jerusalem",
+ "US/Eastern", "America/New_York",
+ "Asia/Ulan_Bator", "Asia/Ulaanbaatar",
+ "Turkey", "Europe/Istanbul",
+ "GMT", "Etc/GMT",
+ "US/Aleutian", "America/Adak",
+ "Brazil/DeNoronha", "America/Noronha",
+ "GB-Eire", "Europe/London",
+ "Asia/Dacca", "Asia/Dhaka",
+ "America/Ensenada", "America/Tijuana",
+ "America/Catamarca", "America/Argentina/Catamarca",
+ "Iran", "Asia/Tehran",
+ "Greenwich", "Etc/GMT",
+ "Pacific/Truk", "Pacific/Chuuk",
+ "Pacific/Samoa", "Pacific/Pago_Pago",
+ "America/Virgin", "America/St_Thomas",
+ "Asia/Katmandu", "Asia/Kathmandu",
+ "America/Indianapolis", "America/Indiana/Indianapolis",
+ "Europe/Belfast", "Europe/London",
+ "America/Kralendijk", "America/Curacao",
+ "Asia/Rangoon", "Asia/Yangon",
+ };
+
+ private static final Map<String, String> zidToMzone = new HashMap<>();
+ private static final Map<String, String> mzoneToZid = new HashMap<>();
+ private static final Map<String, Map<String, String>> mzoneToZidL = new HashMap<>();
+ private static final Map<String, String> aliases = new HashMap<>();
+
+ static {
+ for (int i = 0; i < zidMap.length; i += 3) {
+ zidToMzone.put(zidMap[i], zidMap[i + 1]);
+ mzoneToZid.put(zidMap[i + 1], zidMap[i + 2]);
+ }
+
+ for (int i = 0; i < mzoneMap.length; i += 3) {
+ String mzone = mzoneMap[i];
+ Map<String, String> map = mzoneToZidL.get(mzone);
+ if (map == null) {
+ map = new HashMap<>();
+ mzoneToZidL.put(mzone, map);
+ }
+ map.put(mzoneMap[i + 1], mzoneMap[i + 2]);
+ }
+
+ for (int i = 0; i < aliasMap.length; i += 2) {
+ aliases.put(aliasMap[i], aliasMap[i + 1]);
+ }
+ }
+}