1 /* 2 * Copyright (c) 2013, 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 26 package sun.util.locale.provider; 27 28 import java.util.Calendar; 29 import java.util.Calendar.Builder; 30 import java.util.Locale; 31 import java.util.Set; 32 import java.util.TimeZone; 33 import sun.util.spi.CalendarProvider; 34 35 /** 36 * Concrete implementation of the {@link sun.util.spi.CalendarProvider 37 * CalendarProvider} class for the JRE LocaleProviderAdapter. 38 * 39 * @author Naoto Sato 40 */ 41 public class CalendarProviderImpl extends CalendarProvider implements AvailableLanguageTags { 42 private final LocaleProviderAdapter.Type type; 43 private final Set<String> langtags; 44 45 public CalendarProviderImpl(LocaleProviderAdapter.Type type, Set<String> langtags) { 46 this.type = type; 47 this.langtags = langtags; 48 } 49 50 /** 51 * Returns an array of all locales for which this locale service provider 52 * can provide localized objects or names. 53 * 54 * @return An array of all locales for which this locale service provider 55 * can provide localized objects or names. 56 */ 57 @Override 58 public Locale[] getAvailableLocales() { 59 return LocaleProviderAdapter.toLocaleArray(langtags); 60 } 61 62 @Override 63 public boolean isSupportedLocale(Locale locale) { 64 // Support any locales. 65 return true; 66 } 67 68 /** 69 * Returns a new <code>Calendar</code> instance for the 70 * specified locale. 71 * 72 * @param zone the time zone 73 * @param locale the desired locale 74 * @exception NullPointerException if <code>locale</code> is null 75 * @exception IllegalArgumentException if <code>locale</code> isn't 76 * one of the locales returned from 77 * {@link java.util.spi.LocaleServiceProvider#getAvailableLocales() 78 * getAvailableLocales()}. 79 * @return a <code>Calendar</code> instance. 80 * @see java.util.Calendar#getInstance(java.util.Locale) 81 */ 82 @Override 83 public Calendar getInstance(TimeZone zone, Locale locale) { 84 return new Calendar.Builder() 85 .setLocale(locale) 86 .setTimeZone(zone) 87 .setInstant(System.currentTimeMillis()) 88 .build(); 89 } 90 91 @Override 92 public Set<String> getAvailableLanguageTags() { 93 return langtags; 94 } 95 }