T6725036.java revision 2721:f7ce2cfa4cdb 
1/*
2 * Copyright (c) 2008, 2014, 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 6725036 8016760
27 * @summary javac returns incorrect value for lastModifiedTime() when
28 *          source is a zip file archive
29 * @library /tools/lib
30 * @build ToolBox
31 * @run main T6725036
32 */
33
34import java.io.File;
35import java.io.IOException;
36import java.util.Date;
37import java.util.jar.JarEntry;
38import java.util.jar.JarFile;
39import javax.tools.*;
40
41import com.sun.tools.javac.file.JavacFileManager;
42import com.sun.tools.javac.file.RelativePath.RelativeFile;
43import com.sun.tools.javac.file.ZipFileIndex;
44import com.sun.tools.javac.file.ZipFileIndexArchive;
45import com.sun.tools.javac.file.ZipFileIndexCache;
46import com.sun.tools.javac.util.Context;
47
48public class T6725036 {
49    public static void main(String... args) throws Exception {
50        new T6725036().run();
51    }
52
53    void run() throws Exception {
54        RelativeFile TEST_ENTRY_NAME = new RelativeFile("java/lang/String.class");
55
56        File testJar = createJar("test.jar", "java.lang.*");
57
58        try (JarFile j = new JarFile(testJar)) {
59            JarEntry je = j.getJarEntry(TEST_ENTRY_NAME.getPath());
60            long jarEntryTime = je.getTime();
61
62            ZipFileIndexCache zfic = ZipFileIndexCache.getSharedInstance();
63            ZipFileIndex zfi = zfic.getZipFileIndex(testJar, null, false, null, false);
64            long zfiTime = zfi.getLastModified(TEST_ENTRY_NAME);
65
66            check(je, jarEntryTime, zfi + ":" + TEST_ENTRY_NAME.getPath(), zfiTime);
67
68            Context context = new Context();
69            JavacFileManager fm = new JavacFileManager(context, false, null);
70            ZipFileIndexArchive zfia = new ZipFileIndexArchive(fm, zfi);
71            JavaFileObject jfo =
72                zfia.getFileObject(TEST_ENTRY_NAME.dirname(),
73                                       TEST_ENTRY_NAME.basename());
74            long jfoTime = jfo.getLastModified();
75
76            check(je, jarEntryTime, jfo, jfoTime);
77
78            if (errors > 0)
79                throw new Exception(errors + " occurred");
80        }
81    }
82
83    File createJar(String name, String... paths) throws IOException {
84        JavaCompiler comp = ToolProvider.getSystemJavaCompiler();
85        try (JavaFileManager fm = comp.getStandardFileManager(null, null, null)) {
86            File f = new File(name);
87            ToolBox tb = new ToolBox();
88            tb.new JarTask(f.getPath())
89                .files(fm, StandardLocation.PLATFORM_CLASS_PATH, paths)
90                .run();
91            return f;
92        }
93    }
94
95    void check(Object ref, long refTime, Object test, long testTime) {
96        if (refTime == testTime)
97            return;
98        System.err.println("Error: ");
99        System.err.println("Expected: " + getText(ref, refTime));
100        System.err.println("   Found: " + getText(test, testTime));
101        errors++;
102    }
103
104    String getText(Object x, long t) {
105        return String.format("%14d", t) + " (" + new Date(t) + ") from " + x;
106    }
107
108    int errors;
109}
110