/*
* Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/* @test
* @bug 6304463
* @summary Test whether the zip file still can be read after thread is interrupted
*/
import java.io.*;
import java.util.zip.*;
public class InterruptibleZip {
private static String rtJar() {
String bcp = System.getProperty("sun.boot.class.path");
for (String pathElement : bcp.split(File.pathSeparator)) {
if (pathElement.endsWith(File.separator + "rt.jar") &&
new File(pathElement).exists()) {
System.out.println("rtJar="+pathElement);
return pathElement;
}
if (pathElement.endsWith(File.separator + "classes") &&
new File(pathElement).isDirectory()) {
System.out.println("rt.jar not available");
return null;
}
}
throw new Error("Can't find rt.jar or classes directory");
}
public static void main(String[] args) throws Exception {
/* Interrupt the current thread. The is.read call below
should continue reading rt.jar.
*/
String rtJar = rtJar();
if (rtJar == null) return;
Thread.currentThread().interrupt();
ZipFile zf = new ZipFile(rtJar);
ZipEntry ze = zf.getEntry("java/lang/Object.class");
InputStream is = zf.getInputStream(ze);
byte[] buf = new byte[512];
int n = is.read(buf);
boolean interrupted = Thread.interrupted();
System.out.printf("interrupted=%s n=%d name=%s%n",
interrupted, n, ze.getName());
if (! interrupted) {
throw new Error("Wrong interrupt status");
}
if (n != buf.length) {
throw new Error("Read error");
}
}
}