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/*
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* Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package sun.util.locale.provider;
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import java.lang.ref.SoftReference;
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import java.text.*;
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import java.text.spi.DateFormatProvider;
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import java.text.spi.DateFormatSymbolsProvider;
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import java.text.spi.DecimalFormatSymbolsProvider;
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import java.text.spi.NumberFormatProvider;
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import java.util.Collections;
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import java.util.HashSet;
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import java.util.Locale;
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import java.util.Map;
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import java.util.Set;
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import java.util.ResourceBundle.Control;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.ConcurrentMap;
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import java.util.concurrent.atomic.AtomicReferenceArray;
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import java.util.spi.CalendarDataProvider;
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/**
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* LocaleProviderdapter implementation for the Windows locale data.
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*
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* @author Naoto Sato
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*/
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public class HostLocaleProviderAdapterImpl {
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// locale categories
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private static final int CAT_DISPLAY = 0;
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private static final int CAT_FORMAT = 1;
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// NumberFormat styles
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private static final int NF_NUMBER = 0;
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private static final int NF_CURRENCY = 1;
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private static final int NF_PERCENT = 2;
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private static final int NF_INTEGER = 3;
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private static final int NF_MAX = NF_INTEGER;
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// CalendarData value types
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private static final int CD_FIRSTDAYOFWEEK = 0;
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private static final int CD_MINIMALDAYSINFIRSTWEEK = 1;
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// Native Calendar ID to LDML calendar type map
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private static final String[] calIDToLDML = {
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"",
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"gregory",
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"gregory_en-US",
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"japanese",
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"roc",
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"", // No appropriate type for CAL_KOREA
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"islamic",
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"buddhist",
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"hebrew",
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"gregory_fr",
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"gregory_ar",
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"gregory_en",
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"gregory_fr",
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};
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// Caches
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private static ConcurrentMap<Locale, SoftReference<AtomicReferenceArray<String>>> dateFormatCache = new ConcurrentHashMap<>();
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private static ConcurrentMap<Locale, SoftReference<DateFormatSymbols>> dateFormatSymbolsCache = new ConcurrentHashMap<>();
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private static ConcurrentMap<Locale, SoftReference<AtomicReferenceArray<String>>> numberFormatCache = new ConcurrentHashMap<>();
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private static ConcurrentMap<Locale, SoftReference<DecimalFormatSymbols>> decimalFormatSymbolsCache = new ConcurrentHashMap<>();
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private static final Set<Locale> supportedLocaleSet;
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static {
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Set<Locale> tmpSet = new HashSet<Locale>();
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if (initialize()) {
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// Assuming the default locales do not include any extensions, so
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// no stripping is needed here.
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Locale l = Locale.forLanguageTag(getDefaultLocale(CAT_FORMAT).replaceAll("_","-"));
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tmpSet.addAll(Control.getNoFallbackControl(Control.FORMAT_DEFAULT).getCandidateLocales("", l));
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l = Locale.forLanguageTag(getDefaultLocale(CAT_DISPLAY).replaceAll("_","-"));
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tmpSet.addAll(Control.getNoFallbackControl(Control.FORMAT_DEFAULT).getCandidateLocales("", l));
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}
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supportedLocaleSet = Collections.unmodifiableSet(tmpSet);
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}
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private final static Locale[] supportedLocale = supportedLocaleSet.toArray(new Locale[0]);
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public static DateFormatProvider getDateFormatProvider() {
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return new DateFormatProvider() {
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@Override
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public Locale[] getAvailableLocales() {
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return getSupportedCalendarLocales();
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}
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@Override
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public boolean isSupportedLocale(Locale locale) {
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return isSupportedCalendarLocale(locale);
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}
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@Override
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public DateFormat getDateInstance(int style, Locale locale) {
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AtomicReferenceArray<String> patterns = getDateTimePatterns(locale);
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return new SimpleDateFormat(patterns.get(style/2),
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getCalendarLocale(locale));
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}
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@Override
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public DateFormat getTimeInstance(int style, Locale locale) {
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AtomicReferenceArray<String> patterns = getDateTimePatterns(locale);
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return new SimpleDateFormat(patterns.get(style/2+2),
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getCalendarLocale(locale));
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}
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@Override
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public DateFormat getDateTimeInstance(int dateStyle,
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int timeStyle, Locale locale) {
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AtomicReferenceArray<String> patterns = getDateTimePatterns(locale);
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String pattern = new StringBuilder(patterns.get(dateStyle/2))
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.append(" ")
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.append(patterns.get(timeStyle/2+2))
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.toString();
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return new SimpleDateFormat(pattern, getCalendarLocale(locale));
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}
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private AtomicReferenceArray<String> getDateTimePatterns(Locale locale) {
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AtomicReferenceArray<String> patterns;
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SoftReference<AtomicReferenceArray<String>> ref = dateFormatCache.get(locale);
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if (ref == null || (patterns = ref.get()) == null) {
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String langtag = removeExtensions(locale).toLanguageTag();
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patterns = new AtomicReferenceArray<>(4);
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patterns.compareAndSet(0, null, convertDateTimePattern(
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getDateTimePattern(DateFormat.LONG, -1, langtag)));
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patterns.compareAndSet(1, null, convertDateTimePattern(
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getDateTimePattern(DateFormat.SHORT, -1, langtag)));
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patterns.compareAndSet(2, null, convertDateTimePattern(
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getDateTimePattern(-1, DateFormat.LONG, langtag)));
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patterns.compareAndSet(3, null, convertDateTimePattern(
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getDateTimePattern(-1, DateFormat.SHORT, langtag)));
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ref = new SoftReference<>(patterns);
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dateFormatCache.put(locale, ref);
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}
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return patterns;
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}
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};
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}
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public static DateFormatSymbolsProvider getDateFormatSymbolsProvider() {
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return new DateFormatSymbolsProvider() {
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@Override
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public Locale[] getAvailableLocales() {
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if (isSupportedLocale(Locale.getDefault(Locale.Category.FORMAT))) {
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return supportedLocale;
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}
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return new Locale[0];
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}
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@Override
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public boolean isSupportedLocale(Locale locale) {
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// Only supports the locale with Gregorian calendar
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if (supportedLocale.length != 0) {
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int calid = getCalendarID(locale.toLanguageTag());
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if (calid > 0 && calid < calIDToLDML.length) {
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return calIDToLDML[calid].startsWith("gregory");
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}
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}
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return false;
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}
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@Override
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public DateFormatSymbols getInstance(Locale locale) {
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DateFormatSymbols dfs;
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SoftReference<DateFormatSymbols> ref =
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dateFormatSymbolsCache.get(locale);
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if (ref == null || (dfs = ref.get()) == null) {
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dfs = new DateFormatSymbols(locale);
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String langTag = removeExtensions(locale).toLanguageTag();
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dfs.setAmPmStrings(getAmPmStrings(langTag, dfs.getAmPmStrings()));
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dfs.setEras(getEras(langTag, dfs.getEras()));
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dfs.setMonths(getMonths(langTag, dfs.getMonths()));
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dfs.setShortMonths(getShortMonths(langTag, dfs.getShortMonths()));
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dfs.setWeekdays(getWeekdays(langTag, dfs.getWeekdays()));
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dfs.setShortWeekdays(getShortWeekdays(langTag, dfs.getShortWeekdays()));
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ref = new SoftReference<>(dfs);
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dateFormatSymbolsCache.put(locale, ref);
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}
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return (DateFormatSymbols)dfs.clone();
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}
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};
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}
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public static NumberFormatProvider getNumberFormatProvider() {
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return new NumberFormatProvider() {
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@Override
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public Locale[] getAvailableLocales() {
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return getSupportedNativeDigitLocales();
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}
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@Override
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public boolean isSupportedLocale(Locale locale) {
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return isSupportedNativeDigitLocale(locale);
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}
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@Override
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public NumberFormat getCurrencyInstance(Locale locale) {
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AtomicReferenceArray<String> patterns = getNumberPatterns(locale);
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return new DecimalFormat(patterns.get(NF_CURRENCY),
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DecimalFormatSymbols.getInstance(locale));
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}
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@Override
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public NumberFormat getIntegerInstance(Locale locale) {
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AtomicReferenceArray<String> patterns = getNumberPatterns(locale);
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return new DecimalFormat(patterns.get(NF_INTEGER),
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DecimalFormatSymbols.getInstance(locale));
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}
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@Override
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public NumberFormat getNumberInstance(Locale locale) {
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AtomicReferenceArray<String> patterns = getNumberPatterns(locale);
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return new DecimalFormat(patterns.get(NF_NUMBER),
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DecimalFormatSymbols.getInstance(locale));
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}
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@Override
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public NumberFormat getPercentInstance(Locale locale) {
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AtomicReferenceArray<String> patterns = getNumberPatterns(locale);
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return new DecimalFormat(patterns.get(NF_PERCENT),
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DecimalFormatSymbols.getInstance(locale));
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}
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private AtomicReferenceArray<String> getNumberPatterns(Locale locale) {
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AtomicReferenceArray<String> patterns;
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SoftReference<AtomicReferenceArray<String>> ref = numberFormatCache.get(locale);
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if (ref == null || (patterns = ref.get()) == null) {
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String langtag = locale.toLanguageTag();
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patterns = new AtomicReferenceArray<String>(NF_MAX+1);
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for (int i = 0; i <= NF_MAX; i++) {
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patterns.compareAndSet(i, null, getNumberPattern(i, langtag));
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}
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ref = new SoftReference<>(patterns);
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numberFormatCache.put(locale, ref);
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}
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return patterns;
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}
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};
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}
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public static DecimalFormatSymbolsProvider getDecimalFormatSymbolsProvider() {
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return new DecimalFormatSymbolsProvider() {
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@Override
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public Locale[] getAvailableLocales() {
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return getSupportedNativeDigitLocales();
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}
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@Override
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public boolean isSupportedLocale(Locale locale) {
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return isSupportedNativeDigitLocale(locale);
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}
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@Override
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public DecimalFormatSymbols getInstance(Locale locale) {
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DecimalFormatSymbols dfs;
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SoftReference<DecimalFormatSymbols> ref =
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decimalFormatSymbolsCache.get(locale);
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if (ref == null || (dfs = ref.get()) == null) {
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dfs = new DecimalFormatSymbols(getNumberLocale(locale));
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String langTag = removeExtensions(locale).toLanguageTag();
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// DecimalFormatSymbols.setInternationalCurrencySymbol() has
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// a side effect of setting the currency symbol as well. So
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// the calling order is relevant here.
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dfs.setInternationalCurrencySymbol(getInternationalCurrencySymbol(langTag, dfs.getInternationalCurrencySymbol()));
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dfs.setCurrencySymbol(getCurrencySymbol(langTag, dfs.getCurrencySymbol()));
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dfs.setDecimalSeparator(getDecimalSeparator(langTag, dfs.getDecimalSeparator()));
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dfs.setGroupingSeparator(getGroupingSeparator(langTag, dfs.getGroupingSeparator()));
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dfs.setInfinity(getInfinity(langTag, dfs.getInfinity()));
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dfs.setMinusSign(getMinusSign(langTag, dfs.getMinusSign()));
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dfs.setMonetaryDecimalSeparator(getMonetaryDecimalSeparator(langTag, dfs.getMonetaryDecimalSeparator()));
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dfs.setNaN(getNaN(langTag, dfs.getNaN()));
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dfs.setPercent(getPercent(langTag, dfs.getPercent()));
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dfs.setPerMill(getPerMill(langTag, dfs.getPerMill()));
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if (isNativeDigit(langTag)) {
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dfs.setZeroDigit(getZeroDigit(langTag, dfs.getZeroDigit()));
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}
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ref = new SoftReference<>(dfs);
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decimalFormatSymbolsCache.put(locale, ref);
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}
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return (DecimalFormatSymbols)dfs.clone();
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}
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};
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}
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public static CalendarDataProvider getCalendarDataProvider() {
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return new CalendarDataProvider() {
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@Override
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public Locale[] getAvailableLocales() {
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return getSupportedCalendarLocales();
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}
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@Override
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public boolean isSupportedLocale(Locale locale) {
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return isSupportedCalendarLocale(locale);
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}
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@Override
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public String getDisplayName(String calType, int field, int value,
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int style, Locale locale) {
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return null;
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}
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@Override
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public Map<String, Integer> getDisplayNames(String calType,
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int field, int style, Locale locale) {
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return null;
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}
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@Override
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public int getFirstDayOfWeek(Locale locale) {
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int first = getCalendarDataValue(
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removeExtensions(locale).toLanguageTag(),
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CD_FIRSTDAYOFWEEK);
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if (first != -1) {
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return (first + 1) % 7 + 1;
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} else {
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return 0;
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}
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}
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@Override
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public int getMinimalDaysInFirstWeek(Locale locale) {
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return 0;
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}
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};
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}
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private static String convertDateTimePattern(String winPattern) {
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String ret = winPattern.replaceAll("dddd", "EEEE");
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ret = ret.replaceAll("ddd", "EEE");
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ret = ret.replaceAll("tt", "aa");
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ret = ret.replaceAll("g", "GG");
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return ret;
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}
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private static Locale[] getSupportedCalendarLocales() {
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if (supportedLocale.length != 0 &&
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supportedLocaleSet.contains(Locale.JAPAN) &&
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isJapaneseCalendar()) {
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Locale[] sup = new Locale[supportedLocale.length+1];
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sup[0] = JRELocaleConstants.JA_JP_JP;
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System.arraycopy(supportedLocale, 0, sup, 1, supportedLocale.length);
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return sup;
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}
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return supportedLocale;
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}
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private static boolean isSupportedCalendarLocale(Locale locale) {
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// special case for ja_JP_JP
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if (JRELocaleConstants.JA_JP_JP.equals(locale)) {
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return isJapaneseCalendar();
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}
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Locale base = locale.stripExtensions();
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if (!supportedLocaleSet.contains(base)) {
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return false;
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}
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String caltype = locale.getUnicodeLocaleType("ca");
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if (caltype == null) {
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return true;
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}
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return caltype.equals(
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calIDToLDML[getCalendarID(locale.toLanguageTag())]
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.replaceFirst("_.*", ""));
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}
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private static Locale[] getSupportedNativeDigitLocales() {
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if (supportedLocale.length != 0 &&
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supportedLocaleSet.contains(JRELocaleConstants.TH_TH) &&
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isNativeDigit("th-TH")) {
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|
408 |
Locale[] sup = new Locale[supportedLocale.length+1];
|
|
409 |
sup[0] = JRELocaleConstants.TH_TH_TH;
|
|
410 |
System.arraycopy(supportedLocale, 0, sup, 1, supportedLocale.length);
|
|
411 |
return sup;
|
|
412 |
}
|
|
413 |
return supportedLocale;
|
|
414 |
}
|
|
415 |
|
|
416 |
private static boolean isSupportedNativeDigitLocale(Locale locale) {
|
|
417 |
// special case for th_TH_TH
|
|
418 |
if (JRELocaleConstants.TH_TH_TH.equals(locale)) {
|
|
419 |
return isNativeDigit("th-TH");
|
|
420 |
}
|
|
421 |
|
|
422 |
String numtype = null;
|
|
423 |
Locale base = locale;
|
|
424 |
if (locale.hasExtensions()) {
|
|
425 |
numtype = locale.getUnicodeLocaleType("nu");
|
|
426 |
base = locale.stripExtensions();
|
|
427 |
}
|
|
428 |
|
|
429 |
if (supportedLocaleSet.contains(base)) {
|
|
430 |
// Only supports Latin or Thai (in thai locales) digits.
|
|
431 |
if (numtype == null || numtype.equals("latn")) {
|
|
432 |
return true;
|
|
433 |
} else if (locale.getLanguage().equals("th")) {
|
|
434 |
return "thai".equals(numtype) &&
|
|
435 |
isNativeDigit(locale.toLanguageTag());
|
|
436 |
}
|
|
437 |
}
|
|
438 |
|
|
439 |
return false;
|
|
440 |
}
|
|
441 |
|
|
442 |
private static Locale removeExtensions(Locale src) {
|
|
443 |
return new Locale.Builder().setLocale(src).clearExtensions().build();
|
|
444 |
}
|
|
445 |
|
|
446 |
private static boolean isJapaneseCalendar() {
|
|
447 |
return getCalendarID("ja-JP") == 3; // 3: CAL_JAPAN
|
|
448 |
}
|
|
449 |
|
|
450 |
private static Locale getCalendarLocale(Locale locale) {
|
|
451 |
int calid = getCalendarID(locale.toLanguageTag());
|
|
452 |
if (calid > 0 && calid < calIDToLDML.length) {
|
|
453 |
Locale.Builder lb = new Locale.Builder();
|
|
454 |
String[] caltype = calIDToLDML[calid].split("_");
|
|
455 |
if (caltype.length > 1) {
|
|
456 |
lb.setLocale(Locale.forLanguageTag(caltype[1]));
|
|
457 |
} else {
|
|
458 |
lb.setLocale(locale);
|
|
459 |
}
|
|
460 |
lb.setUnicodeLocaleKeyword("ca", caltype[0]);
|
|
461 |
return lb.build();
|
|
462 |
}
|
|
463 |
|
|
464 |
return locale;
|
|
465 |
}
|
|
466 |
|
|
467 |
private static Locale getNumberLocale(Locale src) {
|
|
468 |
if (JRELocaleConstants.TH_TH.equals(src)) {
|
|
469 |
if (isNativeDigit("th-TH")) {
|
|
470 |
Locale.Builder lb = new Locale.Builder().setLocale(src);
|
|
471 |
lb.setUnicodeLocaleKeyword("nu", "thai");
|
|
472 |
return lb.build();
|
|
473 |
}
|
|
474 |
}
|
|
475 |
|
|
476 |
return src;
|
|
477 |
}
|
|
478 |
|
|
479 |
// native methods
|
|
480 |
|
|
481 |
// initialize
|
|
482 |
private static native boolean initialize();
|
|
483 |
private static native String getDefaultLocale(int cat);
|
|
484 |
|
|
485 |
// For DateFormatProvider
|
|
486 |
private static native String getDateTimePattern(int dateStyle, int timeStyle, String langTag);
|
|
487 |
private static native int getCalendarID(String langTag);
|
|
488 |
|
|
489 |
// For DateFormatSymbolsProvider
|
|
490 |
private static native String[] getAmPmStrings(String langTag, String[] ampm);
|
|
491 |
private static native String[] getEras(String langTag, String[] eras);
|
|
492 |
private static native String[] getMonths(String langTag, String[] months);
|
|
493 |
private static native String[] getShortMonths(String langTag, String[] smonths);
|
|
494 |
private static native String[] getWeekdays(String langTag, String[] wdays);
|
|
495 |
private static native String[] getShortWeekdays(String langTag, String[] swdays);
|
|
496 |
|
|
497 |
// For NumberFormatProvider
|
|
498 |
private static native String getNumberPattern(int numberStyle, String langTag);
|
|
499 |
private static native boolean isNativeDigit(String langTag);
|
|
500 |
|
|
501 |
// For DecimalFormatSymbolsProvider
|
|
502 |
private static native String getCurrencySymbol(String langTag, String currencySymbol);
|
|
503 |
private static native char getDecimalSeparator(String langTag, char decimalSeparator);
|
|
504 |
private static native char getGroupingSeparator(String langTag, char groupingSeparator);
|
|
505 |
private static native String getInfinity(String langTag, String infinity);
|
|
506 |
private static native String getInternationalCurrencySymbol(String langTag, String internationalCurrencySymbol);
|
|
507 |
private static native char getMinusSign(String langTag, char minusSign);
|
|
508 |
private static native char getMonetaryDecimalSeparator(String langTag, char monetaryDecimalSeparator);
|
|
509 |
private static native String getNaN(String langTag, String nan);
|
|
510 |
private static native char getPercent(String langTag, char percent);
|
|
511 |
private static native char getPerMill(String langTag, char perMill);
|
|
512 |
private static native char getZeroDigit(String langTag, char zeroDigit);
|
|
513 |
|
|
514 |
// For CalendarDataProvider
|
|
515 |
private static native int getCalendarDataValue(String langTag, int type);
|
|
516 |
}
|