464         long msTimeout = unit.toMillis(timeout);

   464         long remainingNanos  = unit.toNanos(timeout);

   465 

   465         long deadline = System.nanoTime() + remainingNanos ;

   466         waitForTimeoutInterruptibly(handle, msTimeout);

   466 

   467         if (Thread.interrupted())

   467         do {

   468             throw new InterruptedException();

   468             // Round up to next millisecond

   469             long msTimeout = TimeUnit.NANOSECONDS.toMillis(remainingNanos + 999_999L);

   470             waitForTimeoutInterruptibly(handle, msTimeout);

   471             if (Thread.interrupted())

   472                 throw new InterruptedException();

   473             if (getExitCodeProcess(handle) != STILL_ACTIVE) {

   474                 return true;

   475             }

   476             remainingNanos = deadline - System.nanoTime();

   477         } while (remainingNanos > 0);

   478