1 /* 2 * Copyright (c) 2005, 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 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 { rtJar()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 main(String[] args)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 } 73