1/*
2 * Copyright (c) 2006, 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 6449504
27 * @run shell copyin.sh bar.jar
28 * @run main B6449504 caching
29 * @run main B6449504 no_caching
30 * @summary REGRESSION: ZipException throws when try to read a XML file
31 */
32
33import java.io.*;
34import java.net.*;
35
36public class B6449504 {
37
38    public static void main (String[] args) throws Exception {
39
40        boolean caching = args[0].equals ("caching");
41
42        String dirname = System.getProperty ("test.classes");
43        File f = new File (dirname);
44        dirname = f.toURI().toString();
45
46        String u = "jar:"+ dirname + "/bar.jar";
47        URL url = new URL (u+"!/DoesNotExist.txt");
48        System.out.println ("url = " + url);
49        JarURLConnection j1 = (JarURLConnection)url.openConnection();
50
51        URL url2 = new URL (u+"!/test.txt");
52        System.out.println ("url2 = " + url2);
53        JarURLConnection j2 = (JarURLConnection)url2.openConnection();
54
55        j1.setUseCaches (caching);
56        j2.setUseCaches (caching);
57
58        /* connecting to j2 opens the jar file but does not read it */
59
60        j2.connect ();
61
62        try {
63            /* attempt to read a non-existing entry in the jar file
64             * shows the bug, where the jar file is closed after the
65             * attempt fails.
66             */
67            InputStream is = j1.getInputStream ();
68        } catch (IOException e) {
69            System.out.println ("Got expected exception from j1 ");
70        }
71
72        /* If bug present, this will fail because we think the jar
73         * is ready to be read, after the connect() above, but we
74         * get a ZipException because it has been closed
75         */
76        InputStream is = j2.getInputStream ();
77        readAndClose (is);
78        System.out.println ("OK");
79    }
80
81    static void readAndClose (InputStream is) throws IOException {
82        while (is.read() != -1) ;
83        is.close();
84    }
85
86}
87