undefect. CWE-407 — 63 sites patched across 27 ecosystems
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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372
test/jdk/java/text/Format/DateFormat/SDFTCKZoneNamesTest.java
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372
test/jdk/java/text/Format/DateFormat/SDFTCKZoneNamesTest.java
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/*
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* Copyright (c) 2019, 2025, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test
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* @bug 8218948 8347841
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* @summary TCK tests that check the time zone names between DFS.getZoneStrings()
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* and SDF.format("z*")
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* @run main SDFTCKZoneNamesTest
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*/
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import java.text.*;
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import java.time.ZoneId;
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import java.util.Calendar;
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import java.util.Date;
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import java.util.List;
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import java.util.Locale;
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import java.util.TimeZone;
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public class SDFTCKZoneNamesTest {
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StringBuffer myFormat(Date date, SimpleDateFormat sdf) {
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String pattern = sdf.toPattern();
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StringBuffer toAppendTo = new StringBuffer("");
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boolean inQuote = false;
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char prevCh = 0;
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char ch;
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int count = 0;
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for (int i = 0; i < pattern.length(); i++) {
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ch = pattern.charAt(i);
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if (inQuote) {
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if (ch == '\'') {
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inQuote = false;
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if (count == 0) toAppendTo.append(ch);
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else count = 0;
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} else {
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toAppendTo.append(ch);
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count++;
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}
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} else { // not inQuote
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if (ch == '\'') {
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inQuote = true;
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if (count > 0) {
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toAppendTo.append(subFormat(prevCh, count, date, sdf));
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count = 0;
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prevCh = 0;
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}
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} else if (ch >= 'a' && ch <= 'z' || ch >= 'A' && ch <= 'Z') {
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if (ch != prevCh && count > 0) {
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toAppendTo.append(subFormat(prevCh, count, date, sdf));
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prevCh = ch;
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count = 1;
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} else {
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if (ch != prevCh) prevCh = ch;
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count++;
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}
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} else if (count > 0) {
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toAppendTo.append(subFormat(prevCh, count, date, sdf));
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toAppendTo.append(ch);
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prevCh = 0;
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count = 0;
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} else toAppendTo.append(ch);
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}
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}
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if (count > 0) {
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toAppendTo.append(subFormat(prevCh, count, date, sdf));
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}
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return toAppendTo;
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}
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private String subFormat(char ch, int count, Date date, SimpleDateFormat sdf)
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throws IllegalArgumentException {
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int value = 0;
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int patternCharIndex = -1;
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int maxIntCount = 10;
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String current = "";
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DateFormatSymbols formatData = sdf.getDateFormatSymbols();
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Calendar calendar = sdf.getCalendar();
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calendar.setTime(date);
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NumberFormat nf = sdf.getNumberFormat();
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nf.setGroupingUsed(false);
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if ((patternCharIndex = "GyMdkHmsSEDFwWahKz".indexOf(ch)) == -1)
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throw new IllegalArgumentException("Illegal pattern character " +
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"'" + ch + "'");
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switch (patternCharIndex) {
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case 0: // 'G' - ERA
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value = calendar.get(Calendar.ERA);
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current = formatData.getEras()[value];
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break;
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case 1: // 'y' - YEAR
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value = calendar.get(Calendar.YEAR);
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if (count == 2) {
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// For formatting, if the number of pattern letters is 2,
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// the year is truncated to 2 digits;
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current = zeroPaddingNumber(value, 2, 2, nf);
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} else {
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// otherwise it is interpreted as a number.
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current = zeroPaddingNumber(value, count, maxIntCount, nf);
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}
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break;
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case 2: // 'M' - MONTH
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value = calendar.get(Calendar.MONTH);
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if (count >= 4)
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// DateFormatSymbols::getMonths spec: "If the language requires different forms for formatting
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// and stand-alone usages, this method returns month names in the formatting form."
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// Because of that only formatting cases patterns may be tested. Like, "MMMM yyyy". Wrong
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// pattern: "MMMM".
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current = formatData.getMonths()[value];
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else if (count == 3)
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// DateFormatSymbols::getShortMonths spec: "If the language requires different forms for formatting
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// and stand-alone usages, This method returns short month names in the formatting form."
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// Because of that only formatting cases patterns may be tested. Like, "MMM yyyy". Wrong pattern:
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// "MMM".
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current = formatData.getShortMonths()[value];
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else
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current = zeroPaddingNumber(value + 1, count, maxIntCount, nf);
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break;
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case 3: // 'd' - DATE
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value = calendar.get(Calendar.DATE);
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current = zeroPaddingNumber(value, count, maxIntCount, nf);
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break;
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case 4: // 'k' - HOUR_OF_DAY: 1-based. eg, 23:59 + 1 hour =>> 24:59
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if ((value = calendar.get(Calendar.HOUR_OF_DAY)) == 0)
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current = zeroPaddingNumber(
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calendar.getMaximum(Calendar.HOUR_OF_DAY) + 1,
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count, maxIntCount, nf);
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else
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current = zeroPaddingNumber(value, count, maxIntCount, nf);
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break;
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case 5: // 'H' - HOUR_OF_DAY:0-based. eg, 23:59 + 1 hour =>> 00:59
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value = calendar.get(Calendar.HOUR_OF_DAY);
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current = zeroPaddingNumber(value, count, maxIntCount, nf);
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break;
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case 6: // 'm' - MINUTE
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value = calendar.get(Calendar.MINUTE);
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current = zeroPaddingNumber(value, count, maxIntCount, nf);
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break;
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case 7: // 's' - SECOND
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value = calendar.get(Calendar.SECOND);
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current = zeroPaddingNumber(value, count, maxIntCount, nf);
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break;
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case 8: // 'S' - MILLISECOND
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value = calendar.get(Calendar.MILLISECOND);
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/*
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if (count > 3)
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value = value * (int) Math.pow(10, count - 3);
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else if (count == 2)
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value = (value + 5) / 10;
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else if (count == 1)
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value = (value + 50) / 100;
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*/
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current = zeroPaddingNumber(value, count, maxIntCount, nf);
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break;
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case 9: // 'E' - DAY_OF_WEEK
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value = calendar.get(Calendar.DAY_OF_WEEK);
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if (count >= 4)
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current = formatData.getWeekdays()[value];
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else // count < 4, use abbreviated form if exists
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current = formatData.getShortWeekdays()[value];
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break;
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case 10: // 'D' - DAY_OF_YEAR
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value = calendar.get(Calendar.DAY_OF_YEAR);
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current = zeroPaddingNumber(value, count, maxIntCount, nf);
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break;
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case 11: // 'F' - DAY_OF_WEEK_IN_MONTH
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value = calendar.get(Calendar.DAY_OF_WEEK_IN_MONTH);
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current = zeroPaddingNumber(value, count, maxIntCount, nf);
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break;
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case 12: // 'w' - WEEK_OF_YEAR
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value = calendar.get(Calendar.WEEK_OF_YEAR);
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current = zeroPaddingNumber(value, count, maxIntCount, nf);
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break;
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case 13: // 'W' - WEEK_OF_MONTH
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value = calendar.get(Calendar.WEEK_OF_MONTH);
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current = zeroPaddingNumber(value, count, maxIntCount, nf);
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break;
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case 14: // 'a' - AM_PM
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value = calendar.get(Calendar.AM_PM);
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current = formatData.getAmPmStrings()[value];
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break;
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case 15: // 'h' - HOUR:1-based. eg, 11PM + 1 hour =>> 12 AM
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if ((value = calendar.get(Calendar.HOUR)) == 0)
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current = zeroPaddingNumber(
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calendar.getLeastMaximum(Calendar.HOUR) + 1,
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count, maxIntCount, nf);
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else
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current = zeroPaddingNumber(value, count, maxIntCount, nf);
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break;
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case 16: // 'K' - HOUR: 0-based. eg, 11PM + 1 hour =>> 0 AM
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value = calendar.get(Calendar.HOUR);
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current = zeroPaddingNumber(value, count, maxIntCount, nf);
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break;
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case 17: // 'z' - ZONE_OFFSET
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int zoneIndex = getZoneIndex(calendar.getTimeZone().getID(), formatData);
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if (zoneIndex == -1) {
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StringBuffer zoneString = new StringBuffer();
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value = calendar.get(Calendar.ZONE_OFFSET)
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+ calendar.get(Calendar.DST_OFFSET);
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if (value < 0) {
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zoneString.append("GMT-");
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value = -value; // suppress the '-' sign for text display.
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} else
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zoneString.append("GMT+");
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zoneString.append(
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zeroPaddingNumber((int) (value / (60 * 60 * 1000)), 2, 2, nf));
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zoneString.append(':');
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zoneString.append(
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zeroPaddingNumber(
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(int) ((value % (60 * 60 * 1000)) / (60 * 1000)), 2, 2, nf));
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current = zoneString.toString();
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} else if (calendar.get(Calendar.DST_OFFSET) != 0) {
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if (count >= 4)
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current = formatData.getZoneStrings()[zoneIndex][3];
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else
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// count < 4, use abbreviated form if exists
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current = formatData.getZoneStrings()[zoneIndex][4];
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} else {
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if (count >= 4)
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current = formatData.getZoneStrings()[zoneIndex][1];
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else
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current = formatData.getZoneStrings()[zoneIndex][2];
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}
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break;
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}
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return current;
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}
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String zeroPaddingNumber(long value, int minDigits, int maxDigits,
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NumberFormat nf) {
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nf.setMinimumIntegerDigits(minDigits);
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nf.setMaximumIntegerDigits(maxDigits);
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return nf.format(value);
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}
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int getZoneIndex(String ID, DateFormatSymbols dfs) {
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String[][] zoneStrings = dfs.getZoneStrings();
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for (int index = 0; index < zoneStrings.length; index++) {
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if (ID.equalsIgnoreCase(zoneStrings[index][0])) return index;
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}
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return -1;
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}
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final int second = 1000;
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final int minute = 60 * second;
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final int hour = 60 * minute;
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final int day = 24 * hour;
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final int month = 30 * day;
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final int year = 365 * day;
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final int someday = 30 * year + 3 * month + 19 * day + 5 * hour;
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/* standalone interface */
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public static void main(String argv[]) {
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Locale defaultLocale = Locale.getDefault();
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SDFTCKZoneNamesTest test = new SDFTCKZoneNamesTest();
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try {
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List.of(Locale.ROOT,
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Locale.CHINA,
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Locale.forLanguageTag("es-419"),
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Locale.GERMANY,
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Locale.forLanguageTag("hi-IN"),
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Locale.JAPAN,
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Locale.TAIWAN,
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Locale.UK,
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Locale.US,
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Locale.forLanguageTag("uz-Cyrl-UZ"),
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Locale.forLanguageTag("zh-SG"),
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Locale.forLanguageTag("zh-HK"),
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Locale.forLanguageTag("zh-MO")).stream()
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.forEach(l -> {
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System.out.printf("Testing locale: %s%n", l);
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Locale.setDefault(l);
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test.SimpleDateFormat0062();
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});
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} finally {
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Locale.setDefault(defaultLocale);
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}
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}
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/**
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* Equivalence class partitioning
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* with state, input and output values orientation
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* for public StringBuffer format(Date date, StringBuffer result, FieldPosition fp),
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* <br><b>pre-conditions</b>: patterns: { "'s0mething'z mm::hh,yyyy zz",
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* "zzzz",
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* "z"} (each pattern contains letter for TIMEZONE_FIELD),
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* <br><b>date</b>: a Date object
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* <br><b>result</b>: a string
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* <br><b>fp</b>: a FieldPosition object with TIMEZONE_FIELD field
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* <br><b>output</b>: formatted date as expected.
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*/
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public void SimpleDateFormat0062() {
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boolean passed = true;
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String patterns[] = {"'s0mething'z mm::hh,yyyy zz",
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"zzzz",
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"z"};
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SimpleDateFormat sdf = new SimpleDateFormat();
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Date date = new Date(1234567890);
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for (String[] tz : sdf.getDateFormatSymbols().getZoneStrings()) {
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if (ZoneId.SHORT_IDS.containsKey(tz[0])) {
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continue;
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}
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sdf.setTimeZone(TimeZone.getTimeZone(tz[0]));
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for (int i = 0; i < patterns.length && passed; i++) {
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StringBuffer result = new StringBuffer("qwerty");
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FieldPosition fp = new FieldPosition(DateFormat.TIMEZONE_FIELD);
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sdf.applyPattern(patterns[i]);
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String expected = new
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StringBuffer("qwerty").append(myFormat(date,
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sdf)).toString();
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String formatted = sdf.format(date, result, fp).toString();
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if (!expected.equals(formatted)) {
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System.out.println(
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"method format(date, StringBuffer, FieldPosition) formats wrong");
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System.out.println(" pattern: " + patterns[i]);
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System.out.println(" time zone ID: " + tz[0]);
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System.out.println(" expected result: " + expected);
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System.out.println(" formatted result: " + formatted);
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passed = false;
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}
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if (passed && !expected.equals(result.toString())) {
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System.out.println(
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"method format(Date date, StringBuffer toAppendTo, FieldPosition fp) toAppendTo is not " +
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"equal to output");
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System.out.println(" pattern: " + patterns[i]);
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System.out.println(" time zone ID: " + tz[0]);
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System.out.println(" toAppendTo : " + result);
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System.out.println(" formatted date: " + formatted);
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passed = false;
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}
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}
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}
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if(passed)
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{
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System.out.println("PASSED : OKAY");
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}else
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{
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throw new RuntimeException("FAILED");
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}
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}
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}
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