95 lines
3.5 KiB
Java
95 lines
3.5 KiB
Java
/*
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* Copyright (c) 2012, 2013, 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 7130335 7130335
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* @summary Make sure that round-trip conversion (format/parse) works
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* with old timestamps in Europe/Moscow and with multiple time zone letters.
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*/
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import java.text.*;
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import java.util.*;
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import static java.util.GregorianCalendar.*;
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public class Bug7130335 {
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private static final TimeZone MOSCOW = TimeZone.getTimeZone("Europe/Moscow");
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private static final TimeZone LONDON = TimeZone.getTimeZone("Europe/London");
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private static final TimeZone LA = TimeZone.getTimeZone("America/Los_Angeles");
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private static final TimeZone[] ZONES = {
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MOSCOW, LONDON, LA
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};
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public static void main(String[] args) throws Exception {
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SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS z", Locale.US);
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sdf.setTimeZone(MOSCOW);
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Calendar cal = new GregorianCalendar(MOSCOW, Locale.US);
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cal.clear();
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// Try both +03:00 and +02:00
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cal.set(1922, SEPTEMBER, 30);
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test(sdf, cal);
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cal.add(DAY_OF_YEAR, 1);
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test(sdf, cal);
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cal.set(1991, MARCH, 31);
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// in daylight saving time
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test(sdf, cal);
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cal.add(DAY_OF_YEAR, 1);
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test(sdf, cal);
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// Try the current timestamp
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cal.setTimeInMillis(System.currentTimeMillis());
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test(sdf, cal);
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// tests for multiple time zone letters (8000529)
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test8000529("yyyy-MM-dd HH:mm:ss.SSS Z (z)");
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test8000529("yyyy-MM-dd HH:mm:ss.SSS Z (zzzz)");
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test8000529("yyyy-MM-dd HH:mm:ss.SSS z (Z)");
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test8000529("yyyy-MM-dd HH:mm:ss.SSS zzzz (Z)");
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}
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private static void test(SimpleDateFormat sdf, Calendar cal) throws Exception {
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Date d = cal.getTime();
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String f = sdf.format(d);
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System.out.println(f);
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Date pd = sdf.parse(f);
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String p = sdf.format(pd);
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if (!d.equals(pd) || !f.equals(p)) {
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throw new RuntimeException("format: " + f + ", parse: " + p);
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}
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}
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private static void test8000529(String fmt) throws Exception {
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for (TimeZone tz : ZONES) {
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SimpleDateFormat sdf = new SimpleDateFormat(fmt, Locale.US);
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sdf.setTimeZone(tz);
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Calendar cal = new GregorianCalendar(tz, Locale.US);
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cal.clear();
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cal.set(2012, JUNE, 22);
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test(sdf, cal);
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cal.set(2012, DECEMBER, 22);
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test(sdf, cal);
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cal.setTimeInMillis(System.currentTimeMillis());
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test(sdf, cal);
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}
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}
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}
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