Fan.Sys.Future.cancel C# (CSharp) Method

        public void cancel()
        {
            ArrayList wd;
              lock (this)
              {
            if ((m_state & DONE) == 0) m_state = DONE_CANCEL;
            m_msg = m_result = null;  // allow gc
            Monitor.PulseAll(this);
            wd = whenDone; whenDone = null;
              }
              sendWhenDone(wd);
        }

        public void _kill()
        {
            // get/reset the pending queue
            Queue queue = null;

            lock (m_lock)
            {
                queue        = this.m_queue;
                this.m_queue = new Queue();
            }

            // cancel all pending messages
            while (true)
            {
                Future future = queue.get();
                if (future == null)
                {
                    break;
                }
                future.cancel();
            }
        }