1 /*

     2  * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    23 

    24 /*

    25  * @test

    26  * @bug 6212869

    27  * @summary Determine if lastModified() works after TimeZone.setDefault()

    28  * @run main/othervm TimeZoneLastModified

    29  */

    30 

    31 import java.io.File;

    32 import java.util.Date;

    33 import java.util.TimeZone;

    34 import java.text.SimpleDateFormat;

    35 

    36 public class TimeZoneLastModified {

    37     // Tue, 04 Jun 2002 13:56:50.002 GMT

    38     private static final long TIME = 1023199010002L;

    39 

    40     public static void main(String[] args) throws Throwable {

    41         int failures = test(null);

    42         for (String timeZoneID : TimeZone.getAvailableIDs()) {

    43             failures += test(timeZoneID);

    44         }

    45         if (failures != 0) {

    46             throw new RuntimeException("TimeZoneLastModified failed");

    47         }

    48         System.out.println("TimeZoneLastModified passed");

    49     }

    50 

    51     private static int test(String timeZoneID) throws Throwable {

    52         File f = new File("test-timezone.txt");

    53         int failures = 0;

    54         try {

    55             f.createNewFile();

    56 

    57             if (timeZoneID != null) {

    58                 TimeZone.setDefault(TimeZone.getTimeZone(timeZoneID));

    59             }

    60 

    61             boolean succeeded = f.setLastModified(TIME);

    62             if (!succeeded) {

    63                 System.err.format

    64                     ("Setting time to %d failed for time zone %s%n",

    65                     TIME, timeZoneID);

    66                 failures++;

    67             }

    68 

    69             long time = f.lastModified();

    70             if (Math.abs(time - TIME) > 999) { // account for second precision

    71                 System.err.format

    72                     ("Wrong modification time (ms): expected %d, obtained %d%n",

    73                     TIME, time);

    74                 failures++;

    75             }

    76         } finally {

    77             f.delete();

    78         }

    79 

    80         return failures;

    81     }

    82 }