/*
* Copyright ( C ) 2017 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 .
*/
package art;
public class Test1903 {
public static final Object lock = new Object();
public static volatile boolean OTHER_THREAD_CONTINUE = true ;
public static volatile boolean OTHER_THREAD_DID_SOMETHING = true ;
public static volatile boolean OTHER_THREAD_STARTED = false ;
public static volatile boolean OTHER_THREAD_RESUMED = false ;
public static class OtherThread implements Runnable {
@Override
public void run() {
// Wake up main thread.
OTHER_THREAD_STARTED = true ;
try {
Suspension.suspend(Thread .currentThread());
OTHER_THREAD_RESUMED = true ;
} catch (Throwable t) {
System.out.println("Unexpected error occurred " + t);
t.printStackTrace();
Runtime.getRuntime().halt(2 );
}
}
}
public static void waitFor(long millis) {
try {
lock.wait(millis);
} catch (Exception e) {
System.out.println("Unexpected error: " + e);
e.printStackTrace();
}
}
public static void waitForSuspension(Thread target) {
while (!Suspension.isSuspended(target)) {
waitFor(100 );
}
}
public static void waitForStart() {
while (!OTHER_THREAD_STARTED) {
waitFor(100 );
}
}
public static void run() {
synchronized (lock) {
Thread other = new Thread (new OtherThread(), "TARGET THREAD" );
try {
other.start();
// Wait for the other thread to actually start doing things.
waitForStart();
waitForSuspension(other);
Suspension.resume(other);
for (int i = 0 ; i < 1000 ; i++) {
waitFor(100 );
if (OTHER_THREAD_RESUMED) {
return ;
}
}
System.out.println("Failed to resume thread!" );
Runtime.getRuntime().halt(4 );
} catch (Throwable t) {
System.out.println(
"something was thrown. Runtime might be in unrecoverable state: " + t);
t.printStackTrace();
Runtime.getRuntime().halt(2 );
}
}
}
}
Messung V0.5 in Prozent C=90 H=95 G=92
¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-06-29)
¤
*© Formatika GbR, Deutschland