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 /*
25 * @test
26 * @bug 6399443
27 * @summary Check for auto-shutdown and gc of singleThreadExecutors
28 * @library /lib/testlibrary/
29 * @run main/othervm/timeout=1000 AutoShutdown
30 * @author Martin Buchholz
31 */
32
33 import static java.util.concurrent.Executors.defaultThreadFactory;
34 import static java.util.concurrent.Executors.newSingleThreadExecutor;
35
36 import static java.util.concurrent.TimeUnit.MILLISECONDS;
37
38 import java.lang.ref.WeakReference;
39 import java.util.Arrays;
40 import java.util.concurrent.ConcurrentLinkedQueue;
41 import java.util.concurrent.CountDownLatch;
42 import java.util.concurrent.Executor;
43 import java.util.concurrent.TimeUnit;
44 import jdk.testlibrary.Utils;
45
46 public class AutoShutdown {
47 static final long LONG_DELAY_MS = Utils.adjustTimeout(10_000);
48
49 static void await(CountDownLatch latch) throws InterruptedException {
50 if (!latch.await(LONG_DELAY_MS, MILLISECONDS))
51 throw new AssertionError("timed out waiting for latch");
52 }
53
54 private static void realMain(String[] args) throws Throwable {
55 final Executor[] executors = {
56 newSingleThreadExecutor(),
57 newSingleThreadExecutor(defaultThreadFactory()),
58 // TODO: should these executors also auto-shutdown?
59 //newFixedThreadPool(1),
60 //newSingleThreadScheduledExecutor(),
61 //newSingleThreadScheduledExecutor(defaultThreadFactory()),
62 };
63 final ConcurrentLinkedQueue<WeakReference<Thread>> poolThreads
64 = new ConcurrentLinkedQueue<>();
|
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 /*
25 * @test
26 * @bug 6399443
27 * @summary Check for auto-shutdown and gc of singleThreadExecutors
28 * @library /test/lib
29 * @run main/othervm/timeout=1000 AutoShutdown
30 * @author Martin Buchholz
31 */
32
33 import static java.util.concurrent.Executors.defaultThreadFactory;
34 import static java.util.concurrent.Executors.newSingleThreadExecutor;
35
36 import static java.util.concurrent.TimeUnit.MILLISECONDS;
37
38 import java.lang.ref.WeakReference;
39 import java.util.Arrays;
40 import java.util.concurrent.ConcurrentLinkedQueue;
41 import java.util.concurrent.CountDownLatch;
42 import java.util.concurrent.Executor;
43 import java.util.concurrent.TimeUnit;
44 import jdk.test.lib.Utils;
45
46 public class AutoShutdown {
47 static final long LONG_DELAY_MS = Utils.adjustTimeout(10_000);
48
49 static void await(CountDownLatch latch) throws InterruptedException {
50 if (!latch.await(LONG_DELAY_MS, MILLISECONDS))
51 throw new AssertionError("timed out waiting for latch");
52 }
53
54 private static void realMain(String[] args) throws Throwable {
55 final Executor[] executors = {
56 newSingleThreadExecutor(),
57 newSingleThreadExecutor(defaultThreadFactory()),
58 // TODO: should these executors also auto-shutdown?
59 //newFixedThreadPool(1),
60 //newSingleThreadScheduledExecutor(),
61 //newSingleThreadScheduledExecutor(defaultThreadFactory()),
62 };
63 final ConcurrentLinkedQueue<WeakReference<Thread>> poolThreads
64 = new ConcurrentLinkedQueue<>();
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