1 /*

     2  * Copyright (c) 1999, 2011, 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 /* @test

    25    @bug 4241361 4842702 4985614 6646605 5032358 6923692 6233323 8144977

    26    @summary Make sure we can read a zip file.

    27    @key randomness

    28  */

    29 

    30 import java.io.*;

    31 import java.nio.file.Files;

    32 import java.nio.file.Paths;

    33 import java.nio.file.NoSuchFileException;

    34 import java.nio.file.StandardCopyOption;

    35 import java.nio.file.StandardOpenOption;

    36 import java.util.zip.*;

    37 

    38 public class ReadZip {

    39     private static void unreached (Object o)

    40         throws Exception

    41     {

    42         // Should never get here

    43         throw new Exception ("Expected exception was not thrown");

    44     }

    45 

    46     public static void main(String args[]) throws Exception {

    47         try (ZipFile zf = new ZipFile(new File(System.getProperty("test.src", "."),

    48                                                "input.zip"))) {

    49             // Make sure we throw NPE on null objects

    50             try { unreached (zf.getEntry(null)); }

    51             catch (NullPointerException e) {}

    52 

    53             try { unreached (zf.getInputStream(null)); }

    54             catch (NullPointerException e) {}

    55 

    56             ZipEntry ze = zf.getEntry("ReadZip.java");

    57             if (ze == null) {

    58                 throw new Exception("cannot read from zip file");

    59             }

    60         }

    61 

    62         // Make sure we can read the zip file that has some garbage

    63         // bytes padded at the end.

    64         File newZip = new File(System.getProperty("test.dir", "."), "input2.zip");

    65         Files.copy(Paths.get(System.getProperty("test.src", ""), "input.zip"),

    66                    newZip.toPath(), StandardCopyOption.REPLACE_EXISTING);

    67 

    68         newZip.setWritable(true);

    69 

    70         // pad some bytes

    71         try (OutputStream os = Files.newOutputStream(newZip.toPath(),

    72                                                      StandardOpenOption.APPEND)) {

    73             os.write(1); os.write(3); os.write(5); os.write(7);

    74         }

    75 

    76         try (ZipFile zf = new ZipFile(newZip)) {

    77             ZipEntry ze = zf.getEntry("ReadZip.java");

    78             if (ze == null) {

    79                 throw new Exception("cannot read from zip file");

    80             }

    81         } finally {

    82             newZip.delete();

    83         }

    84 

    85         // Read zip file comment

    86         try {

    87             try (FileOutputStream fos = new FileOutputStream(newZip);

    88                  ZipOutputStream zos = new ZipOutputStream(fos))

    89             {

    90                 ZipEntry ze = new ZipEntry("ZipEntry");

    91                 zos.putNextEntry(ze);

    92                 zos.write(1); zos.write(2); zos.write(3); zos.write(4);

    93                 zos.closeEntry();

    94                 zos.setComment("This is the comment for testing");

    95             }

    96 

    97             try (ZipFile zf = new ZipFile(newZip)) {

    98                 ZipEntry ze = zf.getEntry("ZipEntry");

    99                 if (ze == null)

   100                     throw new Exception("cannot read entry from zip file");

   101                 if (!"This is the comment for testing".equals(zf.getComment()))

   102                     throw new Exception("cannot read comment from zip file");

   103             }

   104         } finally {

   105             newZip.delete();

   106         }

   107 

   108         // Read directory entry

   109         try {

   110             try (FileOutputStream fos = new FileOutputStream(newZip);

   111                  ZipOutputStream zos = new ZipOutputStream(fos))

   112             {

   113                 ZipEntry ze = new ZipEntry("directory/");

   114                 zos.putNextEntry(ze);

   115                 zos.closeEntry();

   116             }

   117             try (ZipFile zf = new ZipFile(newZip)) {

   118                 ZipEntry ze = zf.getEntry("directory/");

   119                 if (ze == null || !ze.isDirectory())

   120                     throw new RuntimeException("read entry \"directory/\" failed");

   121                 try (InputStream is = zf.getInputStream(ze)) {

   122                     is.available();

   123                 } catch (Exception x) {

   124                     x.printStackTrace();

   125                 }

   126 

   127                 ze = zf.getEntry("directory");

   128                 if (ze == null || !ze.isDirectory())

   129                     throw new RuntimeException("read entry \"directory\" failed");

   130                 try (InputStream is = zf.getInputStream(ze)) {

   131                     is.available();

   132                 } catch (Exception x) {

   133                     x.printStackTrace();

   134                 }

   135             }

   136         } finally {

   137             newZip.delete();

   138         }

   139 

   140 

   141 

   142         // Throw a FNF exception when read a non-existing zip file

   143         try { unreached (new ZipFile(

   144                              new File(System.getProperty("test.src", "."),

   145                                      "input"

   146                                       + String.valueOf(new java.util.Random().nextInt())

   147                                       + ".zip")));

   148         } catch (NoSuchFileException nsfe) {}

   149     }

   150 }