new HistoryQosPolicy(
HistoryQosPolicyKind.from_int(0),0),
new ResourceLimitsQosPolicy(0,0,0),
new UserDataQosPolicy(tab) ,
new TimeBasedFilterQosPolicy(new Duration_t(0,0)),
new ReaderDataLifecycleQosPolicy(new Duration_t(0,0)));
datareader = suscriber. create_datareader(topic,datareaderqos,null);
foodatareader = FooDataReaderHelper.narrow(datareader);
DataReaderListener listener =
DataReaderListenerHelper.narrow(poa.servant_to_reference(new FooDataReaderListenerImpl())) ;