/** scan lock queues for thread and report its state */
@Interruptible
public static String getThreadState(RVMThread t) {
for (int i = 0; i < numLocks(); i++) {
Lock l = getLock(i);
if (l == null || !l.active) continue;
if (l.isBlocked(t)) return ("waitingForLock(blocked)" + i);
if (l.isWaiting(t)) return "waitingForNotification(waiting)";
}
return null;
}
