this.filter = filter;
   public Queue(long id, MessageStore ms, PersistenceManager pm,                             boolean acceptReliableMessages, boolean recoverable,                int fullSize, int pageSize, int downCacheSize, QueuedExecutor executor,                Filter filter)   {      super(id, ms, pm, acceptReliableMessages, recoverable, fullSize, pageSize, downCacheSize, executor);            router = new RoundRobinPointToPointRouter();            this.filter = filter;   }