using System;

namespace Sync_Ueb04_NestedMonitor
{
    class BlackHole {

        private NotifyingQueue<String> queue = new NotifyingQueue<String>();

        public void Put(String thing) {
            lock (this) {
                queue.Enqueue(thing);
            }
        }
        public String Get() {
            lock (this) {
                return queue.Dequeue();
            }
        }
    }
}