Пример #1
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 public StatisticsDisplay(WeatherData weatherData)
 {
     this.weatherData = weatherData;
     weatherData.registerObserver(this);
 }
Пример #2
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 public HeatIndexDisplay(WeatherData weatherData)
 {
     this.weatherData = weatherData;
     weatherData.registerObserver(this);
 }
Пример #3
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 public ForecastDisplay(WeatherData weatherData)
 {
     this.weatherData = weatherData;
     weatherData.registerObserver(this);
 }