/*
* Copyright ( C ) 2015 The Android Open Source Project
*
* Licensed under the Apache License , Version 2 . 0 ( the " License " ) ;
* you may not use this file except in compliance with the License .
* You may obtain a copy of the License at
*
* http : //www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing , software
* distributed under the License is distributed on an " AS IS " BASIS ,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND , either express or implied .
* See the License for the specific language governing permissions and
* limitations under the License .
*/
/**
* Test that daemon threads still contending for a lock don ' t make the runtime abort on shutdown .
*/
public class Main {
public final static int THREAD_COUNT = 32 ;
public static void main(String[] args) throws Exception {
Object sync = new Object();
for (int i = 0 ; i < THREAD_COUNT; i++) {
Thread t = new Thread (new Wait(sync));
t.setDaemon(true );
t.start();
}
}
private static class Wait implements Runnable {
private Object obj;
public Wait(Object obj) {
this .obj = obj;
}
public void run() {
for (;;) {
synchronized (obj) {
try {
obj.wait(1 );
} catch (Exception exc) {
exc.printStackTrace(System.out);
}
}
}
}
}
}
Messung V0.5 in Prozent C=84 H=95 G=89
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-06-29)
¤
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