J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1998 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 21 | * have any questions. |
| 22 | */ |
| 23 | |
| 24 | /* @test |
| 25 | @bug 4110528 4112112 4112103 |
| 26 | @summary Test if zip related in/output streams will |
| 27 | prevent i/o after stream has been closed. |
| 28 | */ |
| 29 | import java.util.zip.*; |
| 30 | import java.util.jar.*; |
| 31 | import java.io.*; |
| 32 | |
| 33 | public class StreamIOAfterClose { |
| 34 | // compressed stub data |
| 35 | private static byte[] compressed = { |
| 36 | 31,-117,8,0,0,0,0,0,0,0,-85,-107,-79,74,85,97,117,48, |
| 37 | -9,117,-47,114,15,-87,-27,-9,-54,-48,49,-108,17,19,20, |
| 38 | 118,-87,-84,78,-15,-10,-87,-112,51,115,16,85,81,54,11, |
| 39 | 114,44,11,98,116,17,102,-10,72,-10,80,-79,101,14,47,-50, |
| 40 | 16,117,-9,-83,16,13,-55,83,83,103,-30,-117,-42,-82,-105, |
| 41 | -119,46,-16,20,-111,-85,-16,-48,54,79,-53,-76,116, |
| 42 | -80,-78,77,-88,-85,50,113,-54,15,-74,-28,-44,101,-43,47, |
| 43 | 85,54,-74,1,0,85,69,28,117,100,0,0,0 |
| 44 | }; |
| 45 | |
| 46 | private static void testRead(InputStream in) throws Exception { |
| 47 | in.close(); |
| 48 | try { |
| 49 | in.read(); |
| 50 | throw new Exception("read allowed after stream is closed"); |
| 51 | } catch (IOException e) { |
| 52 | } |
| 53 | } |
| 54 | |
| 55 | private static void testWrite(ZipOutputStream out) throws Exception { |
| 56 | out.close(); |
| 57 | try { |
| 58 | out.putNextEntry(new ZipEntry("")); |
| 59 | throw new Exception("write allowed after stream is closed"); |
| 60 | } catch (IOException e) { |
| 61 | } |
| 62 | } |
| 63 | |
| 64 | public static void main(String argv[]) throws Exception { |
| 65 | ZipOutputStream zos = new ZipOutputStream(new ByteArrayOutputStream()); |
| 66 | zos.putNextEntry(new ZipEntry("1")); |
| 67 | testWrite(zos); |
| 68 | |
| 69 | JarOutputStream jos = new JarOutputStream(new ByteArrayOutputStream()); |
| 70 | jos.putNextEntry(new ZipEntry("1")); |
| 71 | testWrite(jos); |
| 72 | |
| 73 | InputStream bis = new ByteArrayInputStream(new byte[10]); |
| 74 | InputStream bis1 = new ByteArrayInputStream(compressed); |
| 75 | testRead(new ZipInputStream(bis)); |
| 76 | testRead(new GZIPInputStream(bis1)); |
| 77 | } |
| 78 | } |