Interrupt.java revision 2362
0N/A/*
0N/A * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
0N/A * published by the Free Software Foundation.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
0N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
0N/A * or visit www.oracle.com if you need additional information or have any
0N/A * questions.
0N/A */
0N/A
0N/A/*
0N/A * @test
0N/A * @bug 6384064
0N/A * @summary Check proper handling of interrupts
0N/A * @run main/othervm -XX:-UseVMInterruptibleIO Interrupt
0N/A * @author Martin Buchholz
0N/A */
0N/A
0N/Aimport java.util.*;
0N/Aimport java.util.concurrent.*;
0N/Aimport static java.util.concurrent.TimeUnit.*;
0N/A
0N/Apublic class Interrupt {
0N/A
0N/A static void checkInterrupted0(Iterable<Fun> fs, Executor ex) {
0N/A for (Fun f : fs) {
0N/A try {
0N/A ex.execute(new Runnable() {
0N/A final Thread thisThread = Thread.currentThread();
0N/A public void run() { thisThread.interrupt(); }});
0N/A f.f();
0N/A fail("Expected InterruptedException not thrown");
0N/A } catch (InterruptedException e) {
0N/A check(! Thread.interrupted());
0N/A } catch (Throwable t) { unexpected(t); }
0N/A }
0N/A }
0N/A
0N/A static void checkInterrupted(Iterable<Fun> fs) {
0N/A final Executor immediateExecutor = new Executor() {
0N/A public void execute(Runnable r) {
0N/A r.run(); }};
0N/A final ScheduledThreadPoolExecutor stpe
0N/A = new ScheduledThreadPoolExecutor(1);
0N/A final Executor delayedExecutor = new Executor() {
0N/A public void execute(Runnable r) {
0N/A stpe.schedule(r, 20, MILLISECONDS); }};
0N/A checkInterrupted0(fs, immediateExecutor);
0N/A checkInterrupted0(fs, delayedExecutor);
0N/A stpe.shutdown();
0N/A }
0N/A
0N/A static void testQueue(final BlockingQueue<Object> q) {
0N/A try {
0N/A final BlockingDeque<Object> deq =
0N/A (q instanceof BlockingDeque<?>) ?
0N/A (BlockingDeque<Object>) q : null;
0N/A q.clear();
0N/A List<Fun> fs = new ArrayList<Fun>();
0N/A fs.add(new Fun() { void f() throws Throwable
0N/A { q.take(); }});
0N/A fs.add(new Fun() { void f() throws Throwable
0N/A { q.poll(60, SECONDS); }});
0N/A if (deq != null) {
0N/A fs.add(new Fun() { void f() throws Throwable
0N/A { deq.takeFirst(); }});
0N/A fs.add(new Fun() { void f() throws Throwable
0N/A { deq.takeLast(); }});
0N/A fs.add(new Fun() { void f() throws Throwable
0N/A { deq.pollFirst(7, SECONDS); }});
0N/A fs.add(new Fun() { void f() throws Throwable
0N/A { deq.pollLast(7, SECONDS); }});
0N/A }
0N/A
0N/A checkInterrupted(fs);
0N/A
0N/A // fill q to capacity, to ensure insertions will block
0N/A while (q.remainingCapacity() > 0)
0N/A try { q.put(1); }
0N/A catch (Throwable t) { unexpected(t); }
0N/A
0N/A fs.clear();
0N/A fs.add(new Fun() { void f() throws Throwable
0N/A { q.put(1); }});
0N/A fs.add(new Fun() { void f() throws Throwable
0N/A { q.offer(1, 7, SECONDS); }});
0N/A if (deq != null) {
0N/A fs.add(new Fun() { void f() throws Throwable
0N/A { deq.putFirst(1); }});
0N/A fs.add(new Fun() { void f() throws Throwable
0N/A { deq.putLast(1); }});
0N/A fs.add(new Fun() { void f() throws Throwable
0N/A { deq.offerFirst(1, 7, SECONDS); }});
0N/A fs.add(new Fun() { void f() throws Throwable
0N/A { deq.offerLast(1, 7, SECONDS); }});
0N/A }
0N/A checkInterrupted(fs);
0N/A } catch (Throwable t) {
0N/A System.out.printf("Failed: %s%n", q.getClass().getSimpleName());
0N/A unexpected(t);
0N/A }
0N/A }
0N/A
0N/A private static void realMain(final String[] args) throws Throwable {
0N/A testQueue(new SynchronousQueue<Object>());
0N/A testQueue(new ArrayBlockingQueue<Object>(1,false));
0N/A testQueue(new ArrayBlockingQueue<Object>(1,true));
0N/A testQueue(new LinkedBlockingQueue<Object>(1));
0N/A testQueue(new LinkedBlockingDeque<Object>(1));
0N/A }
0N/A
0N/A //--------------------- Infrastructure ---------------------------
0N/A static volatile int passed = 0, failed = 0;
0N/A static void pass() {passed++;}
0N/A static void fail() {failed++; Thread.dumpStack();}
0N/A static void fail(String msg) {System.out.println(msg); fail();}
0N/A static void unexpected(Throwable t) {failed++; t.printStackTrace();}
0N/A static void check(boolean cond) {if (cond) pass(); else fail();}
0N/A static void equal(Object x, Object y) {
0N/A if (x == null ? y == null : x.equals(y)) pass();
0N/A else fail(x + " not equal to " + y);}
0N/A public static void main(String[] args) throws Throwable {
0N/A try {realMain(args);} catch (Throwable t) {unexpected(t);}
System.out.printf("%nPassed = %d, failed = %d%n%n", passed, failed);
if (failed > 0) throw new AssertionError("Some tests failed");}
private static abstract class Fun {abstract void f() throws Throwable;}
}