private static String[][] loadZoneStrings(Locale locale) { // If the provider is a TimeZoneNameProviderImpl, call its getZoneStrings // in order to avoid per-ID retrieval. LocaleProviderAdapter adapter = LocaleProviderAdapter.getAdapter(TimeZoneNameProvider.class, locale); TimeZoneNameProvider provider = adapter.getTimeZoneNameProvider(); if (provider instanceof TimeZoneNameProviderImpl) { return ((TimeZoneNameProviderImpl)provider).getZoneStrings(locale); } // Performs per-ID retrieval. Set<String> zoneIDs = LocaleProviderAdapter.forJRE().getLocaleResources(locale).getZoneIDs(); List<String[]> zones = new LinkedList<>(); for (String key : zoneIDs) { String[] names = retrieveDisplayNamesImpl(key, locale); if (names != null) { zones.add(names); } } String[][] zonesArray = new String[zones.size()][]; return zones.toArray(zonesArray); }
private static String[] examineAliases(TimeZoneNameProvider tznp, Locale locale, String id, Map<String, String> aliases) { if (aliases.containsValue(id)) { for (Map.Entry<String, String> entry : aliases.entrySet()) { if (entry.getValue().equals(id)) { String alias = entry.getKey(); String[] names = buildZoneStrings(tznp, locale, alias); if (names != null) { return names; } names = examineAliases(tznp, locale, alias, aliases); if (names != null) { return names; } } } } return null; }
@Override public String getObject(TimeZoneNameProvider timeZoneNameProvider, Locale locale, String requestID, Object... params) { assert params.length == 2; int style = (int) params[0]; String tzid = (String) params[1]; String value = getName(timeZoneNameProvider, locale, requestID, style, tzid); if (value == null) { Map<String, String> aliases = ZoneInfo.getAliasTable(); if (aliases != null) { String canonicalID = aliases.get(tzid); if (canonicalID != null) { value = getName(timeZoneNameProvider, locale, requestID, style, canonicalID); } if (value == null) { value = examineAliases(timeZoneNameProvider, locale, requestID, canonicalID != null ? canonicalID : tzid, style, aliases); } } } return value; }
private static String examineAliases(TimeZoneNameProvider tznp, Locale locale, String requestID, String tzid, int style, Map<String, String> aliases) { if (aliases.containsValue(tzid)) { for (Map.Entry<String, String> entry : aliases.entrySet()) { if (entry.getValue().equals(tzid)) { String alias = entry.getKey(); String name = getName(tznp, locale, requestID, style, alias); if (name != null) { return name; } name = examineAliases(tznp, locale, requestID, alias, style, aliases); if (name != null) { return name; } } } } return null; }
private static String getName(TimeZoneNameProvider timeZoneNameProvider, Locale locale, String requestID, int style, String tzid) { String value = null; switch (requestID) { case "std": value = timeZoneNameProvider.getDisplayName(tzid, false, style, locale); break; case "dst": value = timeZoneNameProvider.getDisplayName(tzid, true, style, locale); break; case "generic": value = timeZoneNameProvider.getGenericDisplayName(tzid, style, locale); break; } return value; }
private static String examineAliases(TimeZoneNameProvider tznp, Locale locale, String requestID, String tzid, int style, Map<String, String> aliases) { for (Map.Entry<String, String> entry : aliases.entrySet()) { if (entry.getValue().equals(tzid)) { String alias = entry.getKey(); String name = getName(tznp, locale, requestID, style, alias); if (name != null) { return name; } name = examineAliases(tznp, locale, requestID, alias, style, aliases); if (name != null) { return name; } } } return null; }
@Override public TimeZoneNameProvider getTimeZoneNameProvider() { if (timeZoneNameProvider == null) { TimeZoneNameProvider provider = AccessController.doPrivileged( (PrivilegedAction<TimeZoneNameProvider>) () -> new TimeZoneNameProviderImpl( getAdapterType(), getLanguageTagSet("TimeZoneNames"))); synchronized (this) { if (timeZoneNameProvider == null) { timeZoneNameProvider = provider; } } } return timeZoneNameProvider; }
private static final String[] retrieveDisplayNames(OpenListResourceBundle rb, String id, Locale locale) { LocaleServiceProviderPool pool = LocaleServiceProviderPool.getPool(TimeZoneNameProvider.class); String[] names = null; // Check whether a provider can provide an implementation that's closer // to the requested locale than what the Java runtime itself can provide. if (pool.hasProviders()) { names = pool.getLocalizedObject( TimeZoneNameGetter.INSTANCE, locale, rb, id); } if (names == null) { try { names = rb.getStringArray(id); } catch (MissingResourceException mre) { // fall through } } return names; }
private static String[] examineAliases(TimeZoneNameProvider tznp, Locale locale, String id, Map<String, String> aliases, Set<Map.Entry<String, String>> aliasesSet) { if (aliases.containsValue(id)) { for (Map.Entry<String, String> entry : aliasesSet) { if (entry.getValue().equals(id)) { String alias = entry.getKey(); String[] names = buildZoneStrings(tznp, locale, alias); if (names != null) { return names; } else { names = examineAliases(tznp, locale, alias, aliases, aliasesSet); if (names != null) { return names; } } } } } return null; }
private static String[] buildZoneStrings(TimeZoneNameProvider tznp, Locale locale, String id) { String[] names = new String[5]; for (int i = 1; i <= 4; i ++) { names[i] = tznp.getDisplayName(id, i>=3, i%2, locale); if (i >= 3 && names[i] == null) { names[i] = names[i-2]; } } if (names[1] == null) { // this id seems not localized by this provider names = null; } return names; }
