blob: 43de7ae2587a83dc58e16d5ca2e139a50b54b94a [file] [log] [blame]
/*
* Copyright (C) 2006 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 the uncaught exception handler.
*/
public class Main {
public static void main(String[] args) {
testThread(1);
testThread(2);
testThread(3);
catchTheUncaught(1);
}
private static void testThread(int which) {
Thread t = new Helper(which);
t.start();
try {
t.join();
} catch (InterruptedException ex) {
ex.printStackTrace(System.out);
}
}
static void catchTheUncaught(int which) {
ThreadDeathHandler defHandler = new ThreadDeathHandler("DEFAULT");
ThreadDeathHandler threadHandler = new ThreadDeathHandler("THREAD");
System.out.println("Test " + which);
switch (which) {
case 1: {
Thread.setDefaultUncaughtExceptionHandler(defHandler);
break;
}
case 2: {
Thread.currentThread().setUncaughtExceptionHandler(
threadHandler);
break;
}
case 3: {
Thread.setDefaultUncaughtExceptionHandler(defHandler);
Thread.currentThread().setUncaughtExceptionHandler(
threadHandler);
break;
}
}
throw new NullPointerException("Hi diddly-ho, neighborino.");
}
private static class Helper extends Thread {
private int which;
public Helper(int which) {
this.which = which;
}
public void run() {
catchTheUncaught(which);
}
}
}