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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
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test/jdk/java/util/Calendar/CalendarTestScripts/JapaneseRollDayOfWeekTestGenerator.java Normal file
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/*
* Copyright (c) 2007, 2018, 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.
*/
import java.io.PrintWriter;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.GregorianCalendar;
import java.util.Locale;
import static java.util.Calendar.*;
public class JapaneseRollDayOfWeekTestGenerator {
private static final String[] ERAS = {
"BeforeMeiji", "Meiji", "Taisho", "Showa", "Heisei"
};
private static final String[] DAYOFWEEK = {
null, "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
};
private static final int[] DAYOFMONTH = {
25, 26, 27, 28, 29, 30, 31,
1, 2, 3, 4, 5, 6, 7
};
private static final int DOM_BASE = 7;
//Usage: JapaneseRollDayOfWeekTestGenerator will generate test script into
// file rolldow.cts.
public static void generateTestScript(String[] args) throws Exception{
Locale.setDefault(Locale.ROOT);
//This test generator assumes that Heisei has (nYears - 1) or more years.
int nYears = (args.length == 1) ?
Math.max(3, Math.min(Integer.parseInt(args[0]), 40)) : 28;
// Start from Showa 63
int era = 3;
int year = 63;
Path testPath = Paths.get(System.getProperty("test.classes"));
String scFileName = testPath + "/rolldow.cts";
try (PrintWriter out = new PrintWriter(scFileName)){
out.println("locale ja JP JP\n" + "new instance jcal\n" + "use jcal");
for (int y = 0; y < nYears; y++) {
out.printf("\nTest %s %d\n", ERAS[era], year);
for (int fdw = SUNDAY; fdw <= SATURDAY; fdw++) {
int endFdw = fdw + 6;
if (endFdw > SATURDAY) {
endFdw -= 7;
}
for (int mdifw = 1; mdifw <= 7; mdifw++) {
int domIndex = DOM_BASE;
out.println(" clear all");
out.printf(" set FirstDayOfWeek %s\n", DAYOFWEEK[fdw]);
out.printf(" set MinimalDaysInFirstWeek %d\n", mdifw);
out.printf(" set date %s %d Jan 1\n", ERAS[era], year);
out.println(" get week_of_year\n" + " assign $result $woy");
out.println(" get day_of_week\n" + " assign $result $doy");
int gyear = year + (year >= 60 ? 1925 : 1988);
int next = new GregorianCalendar(gyear, JANUARY, 1).get(DAY_OF_WEEK);
for (int i = 0; i < 10; i++) {
out.println(" roll day_of_week 1");
next = nextFdw(next, fdw, endFdw);
if (next == fdw) {
domIndex -= 6;
} else {
domIndex++;
}
int dom = DAYOFMONTH[domIndex];
out.printf("\tcheck date %d %s %d%n", (dom >= 25) ? year - 1 : year,
(dom >= 25) ? "Dec" : "Jan", dom);
out.println("\teval $doy + 1");
out.println("\tassign $result $doy");
out.println("\tassign Sun $doy if $doy > Sat");
out.println("\tcheck day_of_week $doy");
out.println("\tcheck week_of_year $woy");
}
for (int i = 0; i < 10; i++) {
out.println("\troll day_of_week -1");
out.println("\teval $doy - 1");
out.println("\tassign $result $doy");
out.println("\tassign Sat $doy if $doy < Sun");
out.println("\tcheck day_of_week $doy");
out.println("\tcheck week_of_year $woy");
}
}
}
if (year == 64 && era == 3) {
era++;
year = 2;
} else {
year++;
}
}
}
}
private static int nextFdw(int x, int start, int end) {
if (x == end)
return start;
x++;
if (x > SATURDAY)
x = SUNDAY;
return x;
}
}