--- old/test/jdk/java/lang/RuntimeTests/exec/StreamsSurviveDestroy.java 2020-05-20 18:12:47.680813408 -0700 +++ /dev/null 2020-03-09 18:57:19.455001459 -0700 @@ -1,202 +0,0 @@ -/* - * Copyright (c) 2003, 2019, 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 4820217 - * @summary Ensure that pending reads on stdout and stderr streams - * return -1 when the process is destroyed - */ - -import java.io.*; -import java.util.concurrent.*; - - -public class StreamsSurviveDestroy { - - private static class Copier extends Thread { - - String name; - InputStream in; - OutputStream out; - boolean wantInterrupt; - boolean acceptException; - Exception exc = null; - CountDownLatch latch; - - Copier(String name, InputStream in, OutputStream out, - boolean ae, boolean wi, CountDownLatch l) - { - this.name = name; - this.in = in; - this.out = out; - this.acceptException = ae; - this.wantInterrupt = wi; - this.latch = l; - setName(name); - start(); - } - - private void log(String s) { - System.err.println(" " + name + ": " + s); - } - - public void run() { - byte[] buf = new byte[4242]; - latch.countDown(); - for (;;) { - try { - int n = in.read(buf); - if (n < 0) { - System.err.println(" EOF"); - break; - } - out.write(buf, 0, n); - } catch (IOException x) { - if (wantInterrupt) { - if (x instanceof InterruptedIOException) { - log("Interrupted as expected"); - return; - } - exc = new Exception(name - + ": Not interrupted as expected"); - return; - } - exc = x; - if (acceptException) { - log("Thrown, but okay: " + x); - return; - } - return; - } - } - } - - public void check() throws Exception { - if (!acceptException && exc != null) - throw new Exception(name + ": Exception thrown", exc); - } - - } - - static void test() throws Exception { - CountDownLatch latch = new CountDownLatch(2); - - System.err.println("test"); - Process p = Runtime.getRuntime().exec(UnixCommands.cat()); - Copier cp1 = new Copier("out", p.getInputStream(), System.err, - false, false, latch); - Copier cp2 = new Copier("err", p.getErrorStream(), System.err, - false, false, latch); - latch.await(); // Wait till both Copiers about to read - Thread.sleep(100);// Give both Copiers a chance to start read - - p.destroy(); - System.err.println(" exit: " + p.waitFor()); - cp1.join(); - cp1.check(); - cp2.join(); - cp2.check(); - } - - static void testCloseBeforeDestroy() throws Exception { - CountDownLatch latch = new CountDownLatch(2); - - System.err.println("testCloseBeforeDestroy"); - Process p = Runtime.getRuntime().exec(UnixCommands.cat()); - Copier cp1 = new Copier("out", p.getInputStream(), System.err, - true, false, latch); - Copier cp2 = new Copier("err", p.getErrorStream(), System.err, - true, false, latch); - latch.await(); // Wait till both Copiers about to read - Thread.sleep(100);// Give both Copiers a chance to start read - - p.getInputStream().close(); - p.getErrorStream().close(); - p.destroy(); - System.err.println(" exit: " + p.waitFor()); - cp1.join(); - cp1.check(); - cp2.join(); - cp2.check(); - } - - static void testCloseAfterDestroy() throws Exception { - CountDownLatch latch = new CountDownLatch(2); - System.err.println("testCloseAfterDestroy"); - Process p = Runtime.getRuntime().exec(UnixCommands.cat()); - Copier cp1 = new Copier("out", p.getInputStream(), System.err, - true, false,latch); - Copier cp2 = new Copier("err", p.getErrorStream(), System.err, - true, false, latch); - - latch.await(); // Wait till both Copiers about to read - Thread.sleep(100);// Give both Copiers a chance to start read - - p.destroy(); - p.getInputStream().close(); - p.getErrorStream().close(); - System.err.println(" exit: " + p.waitFor()); - cp1.join(); - cp1.check(); - cp2.join(); - cp2.check(); - } - - static void testInterrupt() throws Exception { - CountDownLatch latch = new CountDownLatch(2); - System.err.println("testInterrupt"); - Process p = Runtime.getRuntime().exec(UnixCommands.cat()); - Copier cp1 = new Copier("out", p.getInputStream(), System.err, - false, true, latch); - Copier cp2 = new Copier("err", p.getErrorStream(), System.err, - false, true, latch); - latch.await(); // Wait till both Copiers about to read - Thread.sleep(100);// Give both Copiers a chance to start read - - cp1.interrupt(); - cp2.interrupt(); - Thread.sleep(100); - p.destroy(); - System.err.println(" exit: " + p.waitFor()); - cp1.join(); - cp1.check(); - cp2.join(); - cp2.check(); - } - - public static void main(String[] args) throws Exception { - - // Applies only to Solaris; - // Linux and Windows behave a little differently - if (! UnixCommands.isSunOS) { - System.out.println("For SunOS only"); - return; - } - UnixCommands.ensureCommandsAvailable("cat"); - - test(); - testCloseBeforeDestroy(); - testCloseAfterDestroy(); - testInterrupt(); - } -}