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Java example source code file (Bug8007038.java)

This example Java source code file (Bug8007038.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

am\-1, am_pm, day_of_week, era, locale, long, month, pm\+1, runtimeexception, saturday, saturday\+1, string, sunday\-1, undecimber\+1, util

The Bug8007038.java Java example source code

/*
 * Copyright (c) 2013, 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 8007038
 * @summary Verify ArrayIndexOutOfBoundsException is not thrown on
 *     on calling localizedDateTime().print() with JapaneseChrono
 * @compile -XDignore.symbol.file Bug8007038.java
 * @run main Bug8007038
 */

import java.util.*;
import static java.util.Calendar.*;
import sun.util.locale.provider.CalendarDataUtility;

public class Bug8007038 {
    private final static String[] calTypes = {
        "gregory",
        "buddhist",
        "japanese",
        "roc",
        "islamic",
    };
    private final static int[][] eraMinMax = {
        {GregorianCalendar.BC, GregorianCalendar.AD},
        {0, 1},
        {0, 4},
        {0, 1},
        {0, 1},
        {0, 1},
    };
    private final static Locale[] testLocs = {
        Locale.ROOT,
        Locale.forLanguageTag("ja-JP-u-ca-japanese"),
        Locale.forLanguageTag("th-TH"),
        Locale.forLanguageTag("th-TH-u-ca-buddhist"),
        Locale.forLanguageTag("zh-TW-u-ca-roc"),
        Locale.forLanguageTag("ar-EG-u-ca-islamic"),
        Locale.forLanguageTag("xx-YY-u-ca-bogus"),
    };

    public static void main(String[] args) {
        for (int calIdx  = 0; calIdx  < calTypes.length; calIdx++) {
            for (int locIdx = 0; locIdx < testLocs.length; locIdx++) {
                // era
                for (int fieldIdx = eraMinMax[calIdx][0]; fieldIdx <= eraMinMax[calIdx][1]; fieldIdx++) {
                    checkValueRange(calTypes[calIdx], ERA, fieldIdx, LONG, testLocs[locIdx], true);
                }
                checkValueRange(calTypes[calIdx], ERA, eraMinMax[calIdx][0]-1, LONG,
                                testLocs[locIdx], false);
                checkValueRange(calTypes[calIdx], ERA, eraMinMax[calIdx][1]+1,
                                LONG, testLocs[locIdx], false);

                // month
                for (int fieldIdx = JANUARY; fieldIdx <= UNDECIMBER ; fieldIdx++) {
                    checkValueRange(calTypes[calIdx], MONTH, fieldIdx, LONG, testLocs[locIdx], true);
                }
                checkValueRange(calTypes[calIdx], MONTH, JANUARY-1, LONG, testLocs[locIdx], false);
                checkValueRange(calTypes[calIdx], MONTH, UNDECIMBER+1, LONG, testLocs[locIdx], false);

                // day-of-week
                for (int fieldIdx = SUNDAY; fieldIdx <= SATURDAY; fieldIdx++) {
                    checkValueRange(calTypes[calIdx], DAY_OF_WEEK, fieldIdx, LONG, testLocs[locIdx], true);
                }
                checkValueRange(calTypes[calIdx], DAY_OF_WEEK, SUNDAY-1, LONG, testLocs[locIdx], false);
                checkValueRange(calTypes[calIdx], DAY_OF_WEEK, SATURDAY+1, LONG, testLocs[locIdx], false);

                // am/pm
                for (int fieldIdx = AM; fieldIdx <= PM; fieldIdx++) {
                    checkValueRange(calTypes[calIdx], AM_PM, fieldIdx, LONG, testLocs[locIdx], true);
                }
                checkValueRange(calTypes[calIdx], AM_PM, AM-1, LONG, testLocs[locIdx], false);
                checkValueRange(calTypes[calIdx], AM_PM, PM+1, LONG, testLocs[locIdx], false);
            }
        }
    }

    private static void checkValueRange(String calType, int field, int value, int style, Locale l, boolean isNonNull) {
        String ret = CalendarDataUtility.retrieveJavaTimeFieldValueName(calType, field, value, style, l);
        System.out.print("retrieveFieldValueName("+calType+", "+field+", "+value+", "+style+", "+l+")");
        if ((ret != null) == isNonNull) {
            System.out.println(" returned "+ret);
        } else {
            throw new RuntimeException("The call returned "+ret);
        }
    }
}

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