headfirst.observer.WeatherStation

Class WeatherData

java.lang.Object

headfirst.observer.WeatherStation.WeatherData

All Implemented Interfaces:

Subject

public class WeatherData
extends java.lang.Object
implements Subject

Constructor Summary

Constructors

Constructor and Description
WeatherData()

Method Summary

Modifier and Type	Method and Description
float	getHumidity()
float	getPressure()
float	getTemperature()
void	measurementsChanged()
void	notifyObservers()
void	registerObserver(Observer o)
void	removeObserver(Observer o)
void	setMeasurements(float temperature, float humidity, float pressure)

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

WeatherData

public WeatherData()

Method Detail

registerObserver

public void registerObserver(Observer o)

Specified by:

registerObserver in interface Subject

removeObserver

public void removeObserver(Observer o)

Specified by:

removeObserver in interface Subject

notifyObservers

public void notifyObservers()

Specified by:

notifyObservers in interface Subject

measurementsChanged

public void measurementsChanged()

setMeasurements

public void setMeasurements(float temperature,
                            float humidity,
                            float pressure)

getTemperature

public float getTemperature()

getHumidity

public float getHumidity()

getPressure

public float getPressure()