/*
* Copyright (c) 2020, 2022, 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.
*/
package jdk.jfr.jvm;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.atomic.AtomicBoolean;
public class LatchedThread implements Runnable {
public final static ThreadGroup THREAD_GROUP = new ThreadGroup("Latched Threads");
public final Thread thread;
private final CountDownLatch latch = new CountDownLatch(1);
private final AtomicBoolean alive = new AtomicBoolean(true);
public LatchedThread(String name, boolean isVirtual) {
if (isVirtual) {
thread = Thread.ofVirtual().name(name).unstarted(this);
} else {
thread = Thread.ofPlatform().name(name).group(THREAD_GROUP).unstarted(this);
}
}
public LatchedThread(String name) {
this(name, false);
}
public void start() {
thread.start();
}
public void join() throws InterruptedException {
thread.join();
}
public void awaitStarted() throws InterruptedException {
latch.await();
}
public long getId() {
return thread.getId();
}
public String getName() {
return thread.getName();
}
public Thread getThread() {
return thread;
}
public void stopAndJoin() throws InterruptedException {
alive.set(false);
synchronized (alive) {
alive.notify();
}
join();
}
public void run() {
latch.countDown();
while (alive.get()) {
try {
synchronized (alive) {
alive.wait(10);
}
} catch (InterruptedException e) {
// ignore
}
}
}
}
¤ Dauer der Verarbeitung: 0.17 Sekunden
(vorverarbeitet)
¤
|
Haftungshinweis
Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.
Bemerkung:
Die farbliche Syntaxdarstellung ist noch experimentell.
|