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undefect. CWE-407 — 63 sites patched across 27 ecosystems

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Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com

Patches, unit tests, benchmarks, whitepaper, and outreach briefs.
Public domain — no copyright claimed. Use freely.
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russell@unturf.com 2026-03-26 17:11:57 -04:00
commit 0a580b313d
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test/jdk/java/util/Formatter/spi/FormatterWithProvider.java Normal file
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/*
* Copyright (c) 2018, 2024, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* 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).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8199672 8174269
* @summary test the Formatter.format() method with java.locale.providers=SPI,
* CLDR. It should not throw ClassCastException if an SPI is
* used and NumberFormat.getInstance() does not return a
* DecimalFormat object.
* @modules jdk.localedata
* @library provider
* @build provider/module-info provider/test.NumberFormatProviderImpl
* @run main/othervm -Djava.locale.providers=SPI,CLDR FormatterWithProvider
*/
import java.util.Formatter;
import java.util.Locale;
public class FormatterWithProvider {
public static void main(String[] args) {
Integer number = 1234567;
String formatString = "%,d";
try {
testFormatter(Locale.JAPANESE, formatString, number);
testFormatter(Locale.FRENCH, formatString, number);
testFormatter(Locale.of("hi", "IN"), formatString, number);
} catch (ClassCastException ex) {
throw new RuntimeException("[FAILED: A ClassCastException is" +
" thrown while using Formatter.format() with VM" +
" argument java.locale.providers=SPI,CLDR]", ex);
}
}
private static void testFormatter(Locale locale, String formatString,
Integer number) {
// test using String.format
String.format(locale, formatString, number);
// test using Formatter's format
Formatter formatter = new Formatter(locale);
formatter.format(formatString, number);
}
}