1 /*
   2  * Copyright (c) 2016, 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 package sun.util.locale.provider;
  26 
  27 import java.util.Locale;
  28 import java.util.Set;
  29 import sun.text.spi.JavaTimeDateTimePatternProvider;
  30 
  31 /**
  32  * Concrete implementation of the {@link sun.text.spi.JavaTimeDateTimePatternProvider
  33  * } class for the JRE LocaleProviderAdapter.
  34  *
  35  */
  36 public class JavaTimeDateTimePatternImpl extends JavaTimeDateTimePatternProvider implements AvailableLanguageTags {
  37 
  38     private final LocaleProviderAdapter.Type type;
  39     private final Set<String> langtags;
  40 
  41     public JavaTimeDateTimePatternImpl(LocaleProviderAdapter.Type type, Set<String> langtags) {
  42         this.type = type;
  43         this.langtags = langtags;
  44     }
  45 
  46     /**
  47      * Returns an array of all locales for which this locale service provider
  48      * can provide localized objects or names.
  49      *
  50      * @return An array of all locales for which this locale service provider
  51      * can provide localized objects or names.
  52      */
  53     @Override
  54     public Locale[] getAvailableLocales() {
  55         return LocaleProviderAdapter.toLocaleArray(langtags);
  56     }
  57 
  58     @Override
  59     public boolean isSupportedLocale(Locale locale) {
  60         return LocaleProviderAdapter.forType(type).isSupportedProviderLocale(locale, langtags);
  61     }
  62 
  63     @Override
  64     public String getJavaTimeDateTimePattern(int timeStyle, int dateStyle, String calType, Locale locale) {
  65         LocaleResources lr = LocaleProviderAdapter.getResourceBundleBased().getLocaleResources(locale);
  66         String pattern = lr.getJavaTimeDateTimePattern(
  67                 timeStyle, dateStyle, calType);
  68         return pattern;
  69 
  70     }
  71 
  72     @Override
  73     public Set<String> getAvailableLanguageTags() {
  74         return langtags;
  75     }
  76 }