On 3/8/09 9:59 AM, Bela Ban wrote: > I think we should turn flushInProgress into something akin to a lock, > which additionally records its locker. So if you have a > lock.tryAcquire(Object caller) which fails immediately if the lock is > already locked by someone != caller. > > A lock.release(Object caller) fails if lock.owner != caller. This is to prevent multiple threads in one stack invoking startFlush? Which lock class do you recommend?