class JmsPoolQueueSender extends JmsPoolMessageProducer implements QueueSender, AutoCloseable {

    @Override
    public String toString() {
        return getClass().getSimpleName() + " { " + getDelegate() + " }";
    }

    public  JmsPoolQueueSender(JmsPoolSession session, QueueSender messageProducer, Destination destination, AtomicInteger refCount);

}