J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2005 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 6304463 |
| 26 | * @summary Test whether the zip file still can be read after thread is interrupted |
| 27 | */ |
| 28 | |
| 29 | import java.io.*; |
| 30 | import java.util.zip.*; |
| 31 | |
| 32 | public class InterruptibleZip { |
| 33 | private static String rtJar() { |
| 34 | String bcp = System.getProperty("sun.boot.class.path"); |
| 35 | for (String pathElement : bcp.split(File.pathSeparator)) { |
| 36 | if (pathElement.endsWith(File.separator + "rt.jar") && |
| 37 | new File(pathElement).exists()) { |
| 38 | System.out.println("rtJar="+pathElement); |
| 39 | return pathElement; |
| 40 | } |
| 41 | if (pathElement.endsWith(File.separator + "classes") && |
| 42 | new File(pathElement).isDirectory()) { |
| 43 | System.out.println("rt.jar not available"); |
| 44 | return null; |
| 45 | } |
| 46 | } |
| 47 | throw new Error("Can't find rt.jar or classes directory"); |
| 48 | } |
| 49 | |
| 50 | public static void main(String[] args) throws Exception { |
| 51 | /* Interrupt the current thread. The is.read call below |
| 52 | should continue reading rt.jar. |
| 53 | */ |
| 54 | String rtJar = rtJar(); |
| 55 | if (rtJar == null) return; |
| 56 | Thread.currentThread().interrupt(); |
| 57 | ZipFile zf = new ZipFile(rtJar); |
| 58 | ZipEntry ze = zf.getEntry("java/lang/Object.class"); |
| 59 | InputStream is = zf.getInputStream(ze); |
| 60 | byte[] buf = new byte[512]; |
| 61 | int n = is.read(buf); |
| 62 | boolean interrupted = Thread.interrupted(); |
| 63 | System.out.printf("interrupted=%s n=%d name=%s%n", |
| 64 | interrupted, n, ze.getName()); |
| 65 | if (! interrupted) { |
| 66 | throw new Error("Wrong interrupt status"); |
| 67 | } |
| 68 | if (n != buf.length) { |
| 69 | throw new Error("Read error"); |
| 70 | } |
| 71 | } |
| 72 | } |