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// Copyright 2006 The Android Open Source Project
/**
* 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();
thread2.start();
try { Thread.sleep(6000); } catch (InterruptedException ie) { }
System.out.println("Deadlock test interupting 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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