1 /*
   2  * Copyright (c) 2018, 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.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 package test;
  24 
  25 import java.text.DecimalFormat;
  26 import java.text.DecimalFormatSymbols;
  27 import java.text.NumberFormat;
  28 import java.text.spi.NumberFormatProvider;
  29 import java.util.Locale;
  30 
  31 public class NumberFormatProviderImpl extends NumberFormatProvider {
  32 
  33     private static final Locale[] locales = {Locale.FRENCH, Locale.JAPANESE,
  34             new Locale("hi", "IN"), new Locale("xx", "YY")};
  35 
  36     @Override
  37     public NumberFormat getCurrencyInstance(Locale locale) {
  38         return null;
  39     }
  40 
  41     @Override
  42     public NumberFormat getIntegerInstance(Locale locale) {
  43         return null;
  44     }
  45 
  46     @Override
  47     public NumberFormat getNumberInstance(Locale locale) {
  48         if (locale.getLanguage().equals("xx")) {
  49             return new DecimalFormat("#0.###", DecimalFormatSymbols.getInstance(Locale.US));
  50         } else {
  51             return null;
  52         }
  53     }
  54 
  55     @Override
  56     public NumberFormat getPercentInstance(Locale locale) {
  57         return null;
  58     }
  59 
  60     @Override
  61     public Locale[] getAvailableLocales() {
  62         return locales;
  63     }
  64 }