1 /* 2 * Copyright (c) 2015, 2016, 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 8075526 8135108 8155616 8161942 27 * @summary Test timestamp via ZipEntry.get/setTimeLocal() 28 */ 29 30 import java.io.*; 31 import java.nio.file.*; 32 import java.time.*; 33 import java.util.*; 34 import java.util.zip.*; 35 36 public class TestLocalTime { 37 private static TimeZone tz0 = TimeZone.getDefault(); 38 main(String[] args)39 public static void main(String[] args) throws Throwable{ 40 try { 41 LocalDateTime ldt = LocalDateTime.now(); 42 test(ldt); // now 43 test(ldt.withYear(1968)); 44 test(ldt.withYear(1970)); 45 test(ldt.withYear(1982)); 46 test(ldt.withYear(2037)); 47 test(ldt.withYear(2100)); 48 test(ldt.withYear(2106)); 49 50 TimeZone tz = TimeZone.getTimeZone("Asia/Shanghai"); 51 // dos time does not support < 1980, have to use 52 // utc in mtime. 53 testWithTZ(tz, ldt.withYear(1982)); 54 testWithTZ(tz, ldt.withYear(2037)); 55 testWithTZ(tz, ldt.withYear(2100)); 56 testWithTZ(tz, ldt.withYear(2106)); 57 58 // for #8135108 59 test(LocalDateTime.of(2100, 12, 06, 12, 34, 34, 973)); 60 test(LocalDateTime.of(2106, 12, 06, 12, 34, 34, 973)); 61 62 // for #8155616 63 test(LocalDateTime.of(2016, 03, 13, 2, 50, 00)); // gap 64 test(LocalDateTime.of(2015, 11, 1, 1, 30, 00)); // overlap 65 test(LocalDateTime.of(1968, 04, 28, 2, 51, 25)); 66 test(LocalDateTime.of(1970, 04, 26, 2, 31, 52)); 67 68 // for #8161942 69 test(LocalDateTime.of(2200, 04, 26, 2, 31, 52)); // unix 2038 70 71 } finally { 72 TimeZone.setDefault(tz0); 73 } 74 } 75 getBytes(LocalDateTime mtime)76 static byte[] getBytes(LocalDateTime mtime) throws Throwable { 77 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 78 ZipOutputStream zos = new ZipOutputStream(baos); 79 ZipEntry ze = new ZipEntry("TestLocalTime.java"); 80 ze.setTimeLocal(mtime); 81 check(ze, mtime); 82 zos.putNextEntry(ze); 83 zos.write(new byte[] { 1, 2, 3, 4}); 84 zos.close(); 85 return baos.toByteArray(); 86 } 87 testWithTZ(TimeZone tz, LocalDateTime ldt)88 static void testWithTZ(TimeZone tz, LocalDateTime ldt) throws Throwable { 89 TimeZone.setDefault(tz); 90 byte[] zbytes = getBytes(ldt); 91 TimeZone.setDefault(tz0); 92 test(zbytes, ldt); 93 } 94 test(LocalDateTime ldt)95 static void test(LocalDateTime ldt) throws Throwable { 96 test(getBytes(ldt), ldt); 97 } 98 test(byte[] zbytes, LocalDateTime expected)99 static void test(byte[] zbytes, LocalDateTime expected) throws Throwable { 100 System.out.printf("--------------------%nTesting: [%s]%n", expected); 101 // ZipInputStream 102 ZipInputStream zis = new ZipInputStream(new ByteArrayInputStream(zbytes)); 103 ZipEntry ze = zis.getNextEntry(); 104 zis.close(); 105 check(ze, expected); 106 107 // ZipFile 108 Path zpath = Paths.get(System.getProperty("test.dir", "."), 109 "TestLocalTime.zip"); 110 try { 111 Files.copy(new ByteArrayInputStream(zbytes), zpath); 112 ZipFile zf = new ZipFile(zpath.toFile()); 113 ze = zf.getEntry("TestLocalTime.java"); 114 check(ze, expected); 115 zf.close(); 116 } finally { 117 Files.deleteIfExists(zpath); 118 } 119 } 120 check(ZipEntry ze, LocalDateTime expected)121 static void check(ZipEntry ze, LocalDateTime expected) { 122 LocalDateTime ldt = ze.getTimeLocal(); 123 if (ldt.atOffset(ZoneOffset.UTC).toEpochSecond() >> 1 124 != expected.atOffset(ZoneOffset.UTC).toEpochSecond() >> 1) { 125 // if the LDT is out of the range of the standard ms-dos date-time 126 // format ( < 1980 ) AND the date-time is within the daylight saving 127 // time gap (which means the LDT is actually "invalid"), the LDT will 128 // be adjusted accordingly when ZipEntry.setTimeLocal() converts the 129 // date-time via ldt -> zdt -> Instant -> FileTime. 130 // See ZonedDateTime.of(LocalDateTime, ZoneId) for more details. 131 if (ldt.getYear() < 1980 || ldt.getYear() > (1980 + 0x7f)) { 132 System.out.println(" Non-MSDOS ldt : " + ldt); 133 System.out.println(" expected : " + expected); 134 // try to adjust the "expected", assume daylight saving gap 135 expected = ZonedDateTime.of(expected, ZoneId.systemDefault()) 136 .toLocalDateTime(); 137 if (ldt.atOffset(ZoneOffset.UTC).toEpochSecond() >> 1 138 == expected.atOffset(ZoneOffset.UTC).toEpochSecond() >> 1) { 139 return; 140 } 141 } 142 throw new RuntimeException("Timestamp: storing mtime failed!"); 143 } 144 } 145 } 146