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/*
* 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.
*/
/**
* This causes most VMs to lock up.
*
* Interrupting threads in class initialization should NOT work.
*/
public class Main {
public static boolean aInitialized = false;
public static boolean bInitialized = false;
static public void main(String[] args) {
Thread thread1, thread2;
System.out.println("Deadlock test starting.");
thread1 = new Thread() { public void run() { new A(); } };
thread2 = new Thread() { public void run() { new B(); } };
thread1.start();
// Give thread1 a chance to start before starting thread2.
try { Thread.sleep(1000); } catch (InterruptedException ie) { }
thread2.start();
try { Thread.sleep(6000); } catch (InterruptedException ie) { }
System.out.println("Deadlock test interrupting threads.");
thread1.interrupt();
thread2.interrupt();
System.out.println("Deadlock test main thread bailing.");
System.out.println("A initialized: " + aInitialized);
System.out.println("B initialized: " + bInitialized);
System.exit(0);
}
}
class A {
static {
System.out.println("A initializing...");
try { Thread.sleep(3000); } catch (InterruptedException ie) { }
new B();
System.out.println("A initialized");
Main.aInitialized = true;
}
}
class B {
static {
System.out.println("B initializing...");
try { Thread.sleep(3000); } catch (InterruptedException ie) { }
new A();
System.out.println("B initialized");
Main.bInitialized = true;
}
}
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