1/* 2 * Copyright (c) 2012, 2013, 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 8002306 26 * @summary Ensure that a Pipe can open even if its thread has already 27 * been interrupted. 28 * @author Dan Xu 29 */ 30 31import java.io.IOException; 32import java.nio.channels.Pipe; 33 34 35public class PipeInterrupt { 36 37 private Exception exc = null; 38 39 public static void main(String[] args) throws Exception { 40 PipeInterrupt instance = new PipeInterrupt(); 41 instance.test(); 42 } 43 44 public void test() throws Exception { 45 46 Thread tester = new Thread("PipeTester") { 47 private Pipe testPipe = null; 48 49 @Override 50 public void run() { 51 for (;;) { 52 boolean interrupted = this.isInterrupted(); 53 try { 54 testPipe = Pipe.open(); 55 close(); 56 if (interrupted) { 57 if (!this.isInterrupted()) 58 exc = new RuntimeException("interrupt status reset"); 59 break; 60 } 61 } catch (IOException ioe) { 62 exc = ioe; 63 } 64 } 65 } 66 67 private void close() throws IOException { 68 if (testPipe != null) { 69 testPipe.sink().close(); 70 testPipe.source().close(); 71 } 72 } 73 }; 74 75 tester.start(); 76 Thread.sleep(200); 77 tester.interrupt(); 78 tester.join(); 79 80 if (exc != null) 81 throw exc; 82 } 83} 84