gcc/libjava/testsuite/libjava.jvmti/getallthreads.java

81 lines
1.3 KiB
Java

// Test JVMTI GetAllThreads
import java.util.ArrayList;
public class getallthreads extends Thread
{
public static int thread_num;
public static ArrayList threads;
public int ex_frames;
public boolean done = false;
public static native void do_getallthreads_tests ();
public void run ()
{
ex_frames = thread_num;
thread_num++;
if (ex_frames > 0)
{
if ((ex_frames % 2) == 0)
placeholder ();
else
natPlaceholder ();
}
else
runner ();
}
public native void natPlaceholder ();
public native void natRunner ();
public void placeholder ()
{
ex_frames--;
if (ex_frames > 0)
{
if ((thread_num % 2) == 0)
placeholder ();
else
natPlaceholder ();
}
else
runner ();
}
public void runner ()
{
done = true;
while (done)
yield ();
}
public static void main (String[] args)
{
System.out.println ("JVMTI GetAllThreads tests");
threads = new ArrayList (20);
getallthreads t;
for (int i = 0; i < 20; i++)
{
t = new getallthreads ();
threads.add (t);
t.start ();
while (!t.done)
yield ();
}
do_getallthreads_tests ();
for (int i = 0; i < 20; i++)
{
t = (getallthreads) threads.get(i);
t.done = false;
}
}
}