package com.example;

import java.util.ArrayList;

public class WeatherData2 implements Subject {

private ArrayList observers;

private float temperature;

private float humidity;

private float pressure;

public WeatherData2(){

observers=new ArrayList();

}

@Override

public void registerObserver(Observer o){

observers.add(o);

}

@Override

public void removeObserver(Observer o) {

// TODO Auto-generated method stub

int i=observers.indexOf(o);

if(i>=0){

observers.remove(i);

}

}

@Override

public void notifyObservers() {

// TODO Auto-generated method stub

for(int i=0;i<observers.size();i++){

Observer observer=(Observer)observers.get(i);

observer.update(temperature, humidity, temperature);

}

}

public void measurementsChanged(){

notifyObservers();

}

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

this.temperature=temperature;

this.humidity=humidity;

this.pressure=pressure;

measurementsChanged();

}

}