MapContainer messageContainer=getMapContainer(destination,"topic-data");
MapContainer subsContainer=getMapContainer(destination.toString()+"-subscriptions","topic-subs");
MapContainer ackContainer=this.store.getMapContainer(destination.toString(),"topic-acks");
ackContainer.setKeyMarshaller(new StringMarshaller());
ackContainer.setValueMarshaller(new AtomicIntegerMarshaller());
store = new RapidTopicMessageStore(this, destination, messageContainer, subsContainer, ackContainer);
topics.put(destination, store);
}