1 /*

     2  * Copyright (c) 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 7023056

    26  * @summary NPE from sun.security.util.ManifestEntryVerifier.verify during Maven build

    27  */

    28 import java.io.*;

    29 import java.util.jar.*;

    30 

    31 public class MevNPE {

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

    33         File f = new File(System.getProperty("test.src", "."), "Signed.jar");

    34         try (JarFile jf = new JarFile(f, true)) {

    35             try (InputStream s1 = jf.getInputStream(

    36                     jf.getJarEntry(JarFile.MANIFEST_NAME))) {

    37                 s1.read(new byte[10000]);

    38             };

    39             try (InputStream s2 = jf.getInputStream(

    40                     jf.getJarEntry(JarFile.MANIFEST_NAME))) {

    41                 s2.read(new byte[10000]);

    42             };

    43         }

    44     }

    45 }