| /* |
| * Copyright (c) 2016, 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 android.icu.impl.ZoneMeta; |
| import android.icu.text.TimeZoneNames; |
| import android.icu.util.TimeZone; |
| import android.icu.util.ULocale; |
| 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. |
| */ |
| class ZoneName { |
| |
| public static String toZid(String zid, Locale locale) { |
| // Android-changed: delegate to ICU. |
| TimeZoneNames tzNames = TimeZoneNames.getInstance(locale); |
| if (tzNames.getAvailableMetaZoneIDs().contains(zid)) { |
| // Compare TimeZoneFormat#getTargetRegion. |
| ULocale uLocale = ULocale.forLocale(locale); |
| String region = uLocale.getCountry(); |
| if (region.length() == 0) { |
| uLocale = ULocale.addLikelySubtags(uLocale); |
| region = uLocale.getCountry(); |
| } |
| zid = tzNames.getReferenceZoneID(zid, region); |
| } |
| return toZid(zid); |
| } |
| |
| public static String toZid(String zid) { |
| // Android-changed: Use ICU ZoneMeta. |
| String canonicalCldrId = ZoneMeta.getCanonicalCLDRID(zid); |
| if (canonicalCldrId != null) { |
| return canonicalCldrId; |
| } |
| return zid; |
| } |
| |
| // Android-removed: zidMap and aliasMap containing zone id data. |
| // Android-removed: zidToMzone, mzoneToZid, mzoneToZidL, aliases and their initialization code. |
| } |