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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
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*
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* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
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* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
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/*
* @ test
* @ bug 8196399 8202537
* @ summary test Formatter if any ArithmeticException is thrown while
* formatting a number in the locale which does not use any
* grouping , but specifies a grouping separator .
* @ library provider
* @ build provider / module - info provider / test . NumberFormatProviderImpl
* @ run main / othervm - Djava . locale . providers = SPI , COMPAT NoGroupingUsed
*/
import java.util.Formatter;
import java.util.Locale;
public class NoGroupingUsed {
public static void main(String[] args) {
Locale locale = Locale.of("xx" , "YY" );
String number = "1234567" ;
String formatString = "%,d" ;
try {
testGrouping(locale, formatString, number);
} catch (ArithmeticException ex) {
throw new RuntimeException("[FAILED: ArithmeticException occurred"
+ " while formatting the number: " + number + ", with"
+ " format string: " + formatString + ", in locale: "
+ locale, ex);
}
}
private static void testGrouping(Locale locale, String formatString, String number) {
// test using String.format
String result = String.format(locale, formatString, Integer.parseInt(number));
if (!number.equals(result)) {
throw new RuntimeException("[FAILED: Incorrect formatting"
+ " of number: " + number + " using String.format with format"
+ " string: " + formatString + " in locale: " + locale
+ ". Actual: " + result + ", Expected: " + number + "]" );
}
// test using Formatter's format
StringBuilder sb = new StringBuilder();
Formatter formatter = new Formatter(sb, locale);
formatter.format(formatString, Integer.parseInt(number));
if (!number.equals(sb.toString())) {
throw new RuntimeException("[FAILED: Incorrect formatting"
+ " of number: " + number + "using Formatter.format with"
+ " format string: " + formatString + " in locale: " + locale
+ ". Actual: " + sb.toString() + ", Expected: " + number + "]" );
}
}
}
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(vorverarbeitet am 2026-06-10)
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