1 /*

     2  * Copyright (c) 2012, 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 7175845

    27  * @summary jar -uf should not change file permission

    28  */

    29 

    30 import java.io.*;

    31 import java.nio.file.*;

    32 import java.nio.file.attribute.*;

    33 import java.util.Set;

    34 import sun.tools.jar.Main;

    35 

    36 public class UpdateJar {

    37 

    38     private static void cleanup(String... fnames) throws Throwable {

    39         for (String fname : fnames) {

    40             Files.deleteIfExists(Paths.get(fname));

    41         }

    42     }

    43 

    44     public static void realMain(String[] args) throws Throwable {

    45         if (!System.getProperty("os.name").startsWith("Windows")) {

    46             String jar = "testUpdateJar.jar";

    47             String e0  = "testUpdateJar_entry0.txt";

    48             String e1  = "testUpdateJar_entry1.txt";

    49             cleanup(jar, e0, e1);

    50             try {

    51                 try (FileOutputStream fos0 = new FileOutputStream(e0);

    52                      FileOutputStream fos1 = new FileOutputStream(e1)) {

    53                     fos0.write(0);

    54                     fos1.write(0);

    55                 }

    56                 String[] jarArgs = new String[] {"cfM0", jar, e0};

    57                 if (!new Main(System.out, System.err, "jar").run(jarArgs)) {

    58                     fail("Could not create jar file.");

    59                 }

    60                 Set<PosixFilePermission> pm = Files.getPosixFilePermissions(Paths.get(jar));

    61                 jarArgs = new String[] {"uf", jar, e1};

    62                 if (!new Main(System.out, System.err, "jar").run(jarArgs)) {

    63                     fail("Could not create jar file.");

    64                 }

    65                 equal(pm, Files.getPosixFilePermissions(Paths.get(jar)));

    66             } finally {

    67                 cleanup(jar, e0, e1);

    68             }

    69         }

    70     }

    71 

    72     //--------------------- Infrastructure ---------------------------

    73     static volatile int passed = 0, failed = 0;

    74     static void pass() {passed++;}

    75     static void fail() {failed++; Thread.dumpStack();}

    76     static void fail(String msg) {System.out.println(msg); fail();}

    77     static void unexpected(Throwable t) {failed++; t.printStackTrace();}

    78     static void check(boolean cond) {if (cond) pass(); else fail();}

    79     static void equal(Object x, Object y) {

    80         if (x == null ? y == null : x.equals(y)) pass();

    81         else fail(x + " not equal to " + y);}

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

    83         try {realMain(args);} catch (Throwable t) {unexpected(t);}

    84         System.out.println("\nPassed = " + passed + " failed = " + failed);

    85         if (failed > 0) throw new AssertionError("Some tests failed");}

    86 }