1 /*
2  * Copyright (c) 2019, 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 import java.io.File;
25 import java.io.IOException;
26 import java.io.OutputStream;
27 import java.nio.file.Files;
28 import java.nio.file.Paths;
29 import java.util.concurrent.Callable;
30 import java.util.jar.JarEntry;
31 import java.util.jar.JarFile;
32 import java.util.jar.JarOutputStream;
33 
34 import static java.nio.charset.StandardCharsets.UTF_8;
35 
36 /**
37  * @test
38  * @bug 8216362
39  * @run main/othervm -Djdk.includeInExceptions=jar IncludeInExceptionsTest yes
40  * @run main/othervm IncludeInExceptionsTest
41  * @summary Verify that the property jdk.net.includeInExceptions works as expected
42  * when an error occurs while reading an invalid Manifest file.
43  */
44 /*
45  * @see Manifest#Manifest(JarVerifier,InputStream,String)
46  * @see Manifest#getErrorPosition
47  */
48 public class IncludeInExceptionsTest {
49 
50     static final String FILENAME = "Unique-Filename-Expected-In_Msg.jar";
51 
52     static final byte[] INVALID_MANIFEST = (
53             "Manifest-Version: 1.0\r\n" +
54             "\r\n" +
55             "Illegal\r\n" +
56             "\r\n").getBytes(UTF_8);
57 
createJarInvalidManifest(String jar)58     static String createJarInvalidManifest(String jar) throws IOException {
59         try (OutputStream out = Files.newOutputStream(Paths.get(jar));
60             JarOutputStream jos = new JarOutputStream(out)) {
61             JarEntry je = new JarEntry(JarFile.MANIFEST_NAME);
62             jos.putNextEntry(je);
63             jos.write(INVALID_MANIFEST);
64             jos.closeEntry();
65         }
66         return jar;
67     }
68 
test(Callable<?> attempt, boolean includeInExceptions)69     static void test(Callable<?> attempt, boolean includeInExceptions) throws Exception {
70         try {
71             attempt.call();
72             throw new AssertionError("Excpected Exception not thrown");
73         } catch (IOException e) {
74             boolean foundFileName = e.getMessage().contains(FILENAME);
75             if(includeInExceptions && !foundFileName) {
76                 throw new AssertionError("JAR file name expected but not found in error message");
77             } else if (foundFileName && !includeInExceptions) {
78                 throw new AssertionError("JAR file name found but should not be in error message");
79             }
80         }
81     }
82 
main(String[] args)83     public static void main(String[] args) throws Exception {
84 
85         boolean includeInExceptions;
86         if(args.length > 0) {
87             includeInExceptions = true;
88             System.out.println("**** Running test WITH -Djdk.includeInExceptions=jar");
89         } else {
90             includeInExceptions = false;
91             System.out.println("**** Running test WITHOUT -Djdk.includeInExceptions=jar");
92         }
93 
94         test(() -> new JarFile(createJarInvalidManifest(FILENAME)).getManifest(),
95                 includeInExceptions);
96         test(() -> new JarFile(createJarInvalidManifest("Verifying-" + FILENAME),
97                 true).getManifest(), includeInExceptions);
98     }
99 
100 }
101 
102