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 }