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/*
* Copyright (C) 2008 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.
*/
import java.util.Timer;
import java.util.TimerTask;
/*
* Throw an exception from a finalizer and make sure it's harmless. Under
* Dalvik this may also generate a warning in the log file.
*/
public class Main {
static Object waiter = new Object();
static volatile boolean didFinal = false;
private volatile static Throwable preallocatedException;
static void createAndForget() {
Main main = new Main();
}
public static void main(String[] args) {
// Preallocate exception to lighten the load in the time-sensitive section.
preallocatedException = new InterruptedException("whee");
// Print out something to avoid effects of being the first to write.
System.out.println("Starting");
createAndForget();
System.gc();
System.runFinalization();
new Timer(true).schedule(new TimerTask() {
public void run() {
System.out.println("Timed out, exiting");
System.exit(1);
}
}, 30000);
while (!didFinal) {
try {
Thread.sleep(500);
} catch (InterruptedException ie) {
System.out.println(ie);
}
}
/* give it a chance to cause mayhem */
try {
Thread.sleep(750);
} catch (InterruptedException ie) {
System.out.println(ie);
}
System.out.println("done");
}
protected void finalize() throws Throwable {
System.out.println("In finalizer");
didFinal = true;
throw preallocatedException;
}
}