/**
* Calls the next mapper in the chain, if any
* @param data The data to pass along the chain
* @param event the event generated by last {@link EventMapper}, if any
*/
public void doMap(EventData data)
{
if (this.mappers.Peek() != null)
{
EventMapper mapper = this.mappers.poll();
mapper.doMap(data, this);
}
}
/*
* (non-Javadoc)
*
* @see
* eu.jpereira.trainings.designpatterns.behavioral.observer.mapper.EventMapper
* #doMap(eu.jpereira.trainings.designpatterns.behavioral.observer.event.
* EventData,
* eu.jpereira.trainings.designpatterns.behavioral.observer.event.
* ApplianceEvent,
* eu.jpereira.trainings.designpatterns.behavioral.observer.mapper
* .MapperChain)
*/
public void doMap(EventData data, MapperChain chain)
{
//If event is null or event.sourceAppliance is null, create new one
if ( data.getEvent() ==null) {
data.setEvent( new ApplianceEvent(null));
}
if (data.getEvent().getSourceAppliance()==null) {
//Find the right appliance in the DAO
Appliance appliance = applianceDao.findByMacAddress(data.getProperty("applianceMacAddress"));
data.getEvent().setSourceAppliance(appliance);
}
chain.doMap(data);
}