headfirst.observer.WeatherStation

Interface Subject

All Known Implementing Classes:

WeatherData

public interface Subject

Method Summary

Modifier and Type	Method and Description
void	notifyObservers()
void	registerObserver(Observer o)
void	removeObserver(Observer o)

Method Detail

registerObserver

void registerObserver(Observer o)

removeObserver

void removeObserver(Observer o)

notifyObservers

void notifyObservers()