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 /*

    24  * @test

    25  * @bug 8199672

    26  * @summary test the Formatter.format() method with java.locale.providers=SPI,

    27  *          COMPAT. It should not throw ClassCastException if an SPI is

    28  *          used and NumberFormat.getInstance() does not return a

    29  *          DecimalFormat object.

    30  * @modules jdk.localedata

    31  * @library provider

    32  * @build provider/module-info provider/test.NumberFormatProviderImpl

    33  * @run main/othervm -Djava.locale.providers=SPI,COMPAT FormatterWithProvider

    34  */

    35 

    36 import java.util.Formatter;

    37 import java.util.Locale;

    38 

    39 public class FormatterWithProvider {

    40 

    41     public static void main(String[] args) {

    42 

    43         Integer number = 1234567;

    44         String formatString = "%,d";

    45 

    46         try {

    47             testFormatter(Locale.JAPANESE, formatString, number);

    48             testFormatter(Locale.FRENCH, formatString, number);

    49             testFormatter(new Locale("hi", "IN"), formatString, number);

    50 

    51         } catch (ClassCastException ex) {

    52             throw new RuntimeException("[FAILED: A ClassCastException is" +

    53                     " thrown while using Formatter.format() with VM" +

    54                     " argument java.locale.providers=SPI,COMPAT]", ex);

    55         }

    56     }

    57 

    58     private static void testFormatter(Locale locale, String formatString,

    59                                       Integer number) {

    60 

    61         // test using String.format

    62         String.format(locale, formatString, number);

    63         // test using Formatter's format

    64         Formatter formatter = new Formatter(locale);

    65         formatter.format(formatString, number);

    66     }

    67 

    68 }

    69