src/share/classes/sun/util/resources/LocaleData.java

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   1 /*
   2  * Copyright (c) 1996, 2012, 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


  25 
  26 /*
  27  * (C) Copyright Taligent, Inc. 1996, 1997 - All Rights Reserved
  28  * (C) Copyright IBM Corp. 1996 - 1998 - All Rights Reserved
  29  *
  30  * The original version of this source code and documentation
  31  * is copyrighted and owned by Taligent, Inc., a wholly-owned
  32  * subsidiary of IBM. These materials are provided under terms
  33  * of a License Agreement between Taligent and Sun. This technology
  34  * is protected by multiple US and International patents.
  35  *
  36  * This notice and attribution to Taligent may not be removed.
  37  * Taligent is a registered trademark of Taligent, Inc.
  38  *
  39  */
  40 
  41 package sun.util.resources;
  42 
  43 import java.security.AccessController;
  44 import java.security.PrivilegedAction;

  45 import java.util.Iterator;
  46 import java.util.List;
  47 import java.util.Locale;

  48 import java.util.ResourceBundle;
  49 import sun.util.locale.provider.LocaleDataMetaInfo;
  50 import sun.util.locale.provider.LocaleProviderAdapter;
  51 import static sun.util.locale.provider.LocaleProviderAdapter.Type.JRE;
  52 
  53 /**
  54  * Provides information about and access to resource bundles in the
  55  * sun.text.resources and sun.util.resources packages or in their corresponding
  56  * packages for CLDR.
  57  *
  58  * @author Asmus Freytag
  59  * @author Mark Davis
  60  */
  61 
  62 public class LocaleData {
  63     private final LocaleProviderAdapter.Type type;
  64 
  65     public LocaleData(LocaleProviderAdapter.Type type) {
  66         this.type = type;
  67     }


 105     public ResourceBundle getBreakIteratorInfo(Locale locale) {
 106         return getBundle(type.getTextResourcesPackage() + ".BreakIteratorInfo", locale);
 107     }
 108 
 109     /**
 110      * Gets a collation data resource bundle, using privileges
 111      * to allow accessing a sun.* package.
 112      */
 113     public ResourceBundle getCollationData(Locale locale) {
 114         return getBundle(type.getTextResourcesPackage() + ".CollationData", locale);
 115     }
 116 
 117     /**
 118      * Gets a date format data resource bundle, using privileges
 119      * to allow accessing a sun.* package.
 120      */
 121     public ResourceBundle getDateFormatData(Locale locale) {
 122         return getBundle(type.getTextResourcesPackage() + ".FormatData", locale);
 123     }
 124 


























 125     /**
 126      * Gets a number format data resource bundle, using privileges
 127      * to allow accessing a sun.* package.
 128      */
 129     public ResourceBundle getNumberFormatData(Locale locale) {
 130         return getBundle(type.getTextResourcesPackage() + ".FormatData", locale);
 131     }
 132 
 133     public static ResourceBundle getBundle(final String baseName, final Locale locale) {
 134         return AccessController.doPrivileged(new PrivilegedAction<ResourceBundle>() {
 135                 @Override
 136                 public ResourceBundle run() {
 137                     return ResourceBundle.
 138                         getBundle(baseName, locale,
 139                                   LocaleDataResourceBundleControl.getRBControlInstance());
















 140                 }
 141             });
 142     }
 143 
 144     private static class LocaleDataResourceBundleControl extends ResourceBundle.Control {
 145         /* Singlton instance of ResourceBundle.Control. */
 146         private static LocaleDataResourceBundleControl rbControlInstance =
 147             new LocaleDataResourceBundleControl();
 148 
 149         public static LocaleDataResourceBundleControl getRBControlInstance() {
 150             return rbControlInstance;
 151         }
 152 
 153         /*
 154          * This method overrides the default implementation to search
 155          * from a prebaked locale string list to determin the candidate
 156          * locale list.
 157          *
 158          * @param baseName the resource bundle base name.
 159          *        locale   the requested locale for the resource bundle.
 160          * @returns a list of candidate locales to search from.
 161          * @exception NullPointerException if baseName or locale is null.
 162          */
 163         @Override
 164          public List<Locale> getCandidateLocales(String baseName, Locale locale) {
 165             List<Locale> candidates = super.getCandidateLocales(baseName, locale);
 166             /* Get the locale string list from LocaleDataMetaInfo class. */
 167             String localeString = LocaleDataMetaInfo.getSupportedLocaleString(baseName);
 168 
 169             if (localeString != null && localeString.length() != 0) {
 170                 for (Iterator<Locale> l = candidates.iterator(); l.hasNext();) {


 226         @Override
 227         public String toBundleName(String baseName, Locale locale) {
 228             String newBaseName = baseName;
 229             String lang = locale.getLanguage();
 230             if (lang.length() > 0) {
 231                 if (baseName.startsWith(JRE.getUtilResourcesPackage())
 232                         || baseName.startsWith(JRE.getTextResourcesPackage())) {
 233                     // Assume the lengths are the same.
 234                     assert JRE.getUtilResourcesPackage().length()
 235                         == JRE.getTextResourcesPackage().length();
 236                     int index = JRE.getUtilResourcesPackage().length();
 237                     if (baseName.indexOf(CLDR, index) > 0) {
 238                         index += CLDR.length();
 239                     }
 240                     newBaseName = baseName.substring(0, index + 1) + lang
 241                                       + baseName.substring(index);
 242                 }
 243             }
 244             return super.toBundleName(newBaseName, locale);
 245         }








 246 











 247     }
 248 }
   1 /*
   2  * Copyright (c) 1996, 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


  25 
  26 /*
  27  * (C) Copyright Taligent, Inc. 1996, 1997 - All Rights Reserved
  28  * (C) Copyright IBM Corp. 1996 - 1998 - All Rights Reserved
  29  *
  30  * The original version of this source code and documentation
  31  * is copyrighted and owned by Taligent, Inc., a wholly-owned
  32  * subsidiary of IBM. These materials are provided under terms
  33  * of a License Agreement between Taligent and Sun. This technology
  34  * is protected by multiple US and International patents.
  35  *
  36  * This notice and attribution to Taligent may not be removed.
  37  * Taligent is a registered trademark of Taligent, Inc.
  38  *
  39  */
  40 
  41 package sun.util.resources;
  42 
  43 import java.security.AccessController;
  44 import java.security.PrivilegedAction;
  45 import java.util.Arrays;
  46 import java.util.Iterator;
  47 import java.util.List;
  48 import java.util.Locale;
  49 import java.util.MissingResourceException;
  50 import java.util.ResourceBundle;
  51 import sun.util.locale.provider.LocaleDataMetaInfo;
  52 import sun.util.locale.provider.LocaleProviderAdapter;
  53 import static sun.util.locale.provider.LocaleProviderAdapter.Type.JRE;
  54 
  55 /**
  56  * Provides information about and access to resource bundles in the
  57  * sun.text.resources and sun.util.resources packages or in their corresponding
  58  * packages for CLDR.
  59  *
  60  * @author Asmus Freytag
  61  * @author Mark Davis
  62  */
  63 
  64 public class LocaleData {
  65     private final LocaleProviderAdapter.Type type;
  66 
  67     public LocaleData(LocaleProviderAdapter.Type type) {
  68         this.type = type;
  69     }


 107     public ResourceBundle getBreakIteratorInfo(Locale locale) {
 108         return getBundle(type.getTextResourcesPackage() + ".BreakIteratorInfo", locale);
 109     }
 110 
 111     /**
 112      * Gets a collation data resource bundle, using privileges
 113      * to allow accessing a sun.* package.
 114      */
 115     public ResourceBundle getCollationData(Locale locale) {
 116         return getBundle(type.getTextResourcesPackage() + ".CollationData", locale);
 117     }
 118 
 119     /**
 120      * Gets a date format data resource bundle, using privileges
 121      * to allow accessing a sun.* package.
 122      */
 123     public ResourceBundle getDateFormatData(Locale locale) {
 124         return getBundle(type.getTextResourcesPackage() + ".FormatData", locale);
 125     }
 126 
 127     public void setSupplementary(ParallelListResourceBundle formatData) {
 128         assert type == LocaleProviderAdapter.Type.JRE
 129                 && formatData.getClass().getSimpleName().contains("FormatData");
 130         if (!formatData.areParallelContentsComplete()) {
 131             String suppName = type.getTextResourcesPackage() + ".JavaTimeSupplementary";
 132             setSupplementary(suppName, formatData);
 133         }
 134     }
 135 
 136     private boolean setSupplementary(String suppName, ParallelListResourceBundle formatData) {
 137         ParallelListResourceBundle parent = (ParallelListResourceBundle) formatData.getParent();
 138         boolean resetKeySet = false;
 139         if (parent != null) {
 140             resetKeySet = setSupplementary(suppName, parent);
 141         }
 142         OpenListResourceBundle supp = getSupplementary(suppName, formatData.getLocale());
 143         formatData.setParallelContents(supp);
 144         resetKeySet |= supp != null;
 145         // If any parents or this bundle has parallel data, reset keyset to creat
 146         // a new keyset with the data.
 147         if (resetKeySet) {
 148             formatData.resetKeySet();
 149         }
 150         return resetKeySet;
 151     }
 152 
 153     /**
 154      * Gets a number format data resource bundle, using privileges
 155      * to allow accessing a sun.* package.
 156      */
 157     public ResourceBundle getNumberFormatData(Locale locale) {
 158         return getBundle(type.getTextResourcesPackage() + ".FormatData", locale);
 159     }
 160 
 161     public static ResourceBundle getBundle(final String baseName, final Locale locale) {
 162         return AccessController.doPrivileged(new PrivilegedAction<ResourceBundle>() {
 163             @Override
 164             public ResourceBundle run() {
 165                 return ResourceBundle
 166                         .getBundle(baseName, locale, LocaleDataResourceBundleControl.INSTANCE);
 167             }
 168         });
 169     }
 170 
 171     private static OpenListResourceBundle getSupplementary(final String baseName, final Locale locale) {
 172         return AccessController.doPrivileged(new PrivilegedAction<OpenListResourceBundle>() {
 173            @Override
 174            public OpenListResourceBundle run() {
 175                OpenListResourceBundle rb = null;
 176                try {
 177                    rb = (OpenListResourceBundle) ResourceBundle.getBundle(baseName,
 178                            locale, SupplementaryResourceBundleControl.INSTANCE);
 179 
 180                } catch (MissingResourceException e) {
 181                    // return null if no supplementary is available
 182                }
 183                return rb;
 184            }
 185         });
 186     }
 187 
 188     private static class LocaleDataResourceBundleControl extends ResourceBundle.Control {
 189         /* Singlton instance of ResourceBundle.Control. */
 190         private static final LocaleDataResourceBundleControl INSTANCE =
 191             new LocaleDataResourceBundleControl();
 192 
 193         private LocaleDataResourceBundleControl() {

 194         }
 195 
 196         /*
 197          * This method overrides the default implementation to search
 198          * from a prebaked locale string list to determin the candidate
 199          * locale list.
 200          *
 201          * @param baseName the resource bundle base name.
 202          *        locale   the requested locale for the resource bundle.
 203          * @returns a list of candidate locales to search from.
 204          * @exception NullPointerException if baseName or locale is null.
 205          */
 206         @Override
 207          public List<Locale> getCandidateLocales(String baseName, Locale locale) {
 208             List<Locale> candidates = super.getCandidateLocales(baseName, locale);
 209             /* Get the locale string list from LocaleDataMetaInfo class. */
 210             String localeString = LocaleDataMetaInfo.getSupportedLocaleString(baseName);
 211 
 212             if (localeString != null && localeString.length() != 0) {
 213                 for (Iterator<Locale> l = candidates.iterator(); l.hasNext();) {


 269         @Override
 270         public String toBundleName(String baseName, Locale locale) {
 271             String newBaseName = baseName;
 272             String lang = locale.getLanguage();
 273             if (lang.length() > 0) {
 274                 if (baseName.startsWith(JRE.getUtilResourcesPackage())
 275                         || baseName.startsWith(JRE.getTextResourcesPackage())) {
 276                     // Assume the lengths are the same.
 277                     assert JRE.getUtilResourcesPackage().length()
 278                         == JRE.getTextResourcesPackage().length();
 279                     int index = JRE.getUtilResourcesPackage().length();
 280                     if (baseName.indexOf(CLDR, index) > 0) {
 281                         index += CLDR.length();
 282                     }
 283                     newBaseName = baseName.substring(0, index + 1) + lang
 284                                       + baseName.substring(index);
 285                 }
 286             }
 287             return super.toBundleName(newBaseName, locale);
 288         }
 289     }
 290 
 291     private static class SupplementaryResourceBundleControl extends LocaleDataResourceBundleControl {
 292         private static final SupplementaryResourceBundleControl INSTANCE =
 293                 new SupplementaryResourceBundleControl();
 294 
 295         private SupplementaryResourceBundleControl() {
 296         }
 297 
 298         @Override
 299         public List<Locale> getCandidateLocales(String baseName, Locale locale) {
 300             // Specifiy only the given locale
 301             return Arrays.asList(locale);
 302         }
 303 
 304         @Override
 305         public long getTimeToLive(String baseName, Locale locale) {
 306             assert baseName.contains("JavaTimeSupplementary");
 307             return TTL_DONT_CACHE;
 308         }
 309     }
 310 }