1 /*
   2  * Copyright (c) 2005, 2014, 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 /*
  27  * This class contains a map which records the locale list string for
  28  * each resource in sun.util.resources & sun.text.resources.
  29  * It is used to avoid loading non-existent localized resources so that
  30  * jar files won't be opened unnecessary to look up them.
  31  *
  32  * @since 1.6
  33  */
  34 package sun.util.locale.provider;
  35 
  36 import java.util.HashMap;
  37 
  38 public class JREENLocaleDataMetaInfo implements LocaleDataMetaInfo {
  39 
  40     private static final HashMap<String, String> resourceNameToLocales =
  41         new HashMap<>(6);
  42 
  43 
  44     static {
  45         resourceNameToLocales.put("FormatData",
  46                                   "en en-AU en-CA en-GB en-IE en-IN en-MT en-NZ en-PH en-SG en-US en-ZA");
  47         resourceNameToLocales.put("TimeZoneNames", "en en-CA en-GB en-IE");
  48         resourceNameToLocales.put("LocaleNames", "en en-MT en-PH en-SG");
  49         resourceNameToLocales.put("CurrencyNames",
  50                                   "en-AU en-CA en-GB en-IE en-IN en-MT en-NZ en-PH en-SG en-US en-ZA");
  51         resourceNameToLocales.put("CalendarData", "en en-GB en-IE en-MT");
  52         resourceNameToLocales.put("AvailableLocales",
  53                                   "en en-AU en-CA en-GB en-IE en-IN en-MT en-NZ en-PH en-SG en-US en-ZA");
  54     }
  55 
  56     /*
  57      * @param resourceName the resource name
  58      * @return the supported locale string for the passed in resource.
  59      */
  60     public static String getSupportedLocaleString(String resourceName) {
  61         String supportedLocaleString = resourceNameToLocales.get(resourceName);
  62         return supportedLocaleString != null ? supportedLocaleString : "";
  63     }
  64 
  65     @Override
  66     public LocaleProviderAdapter.Type getType() {
  67         return LocaleProviderAdapter.Type.JRE;
  68     }
  69 
  70     @Override
  71     public String availableLanguageTags(String category) {
  72         return getSupportedLocaleString(category);
  73     }
  74 }