@@ -19,6 +19,7 @@ public class RainListener implements WeatherListener {
     @Override
     public void onWeatherEvent(WeatherEvent event) {
         if (event instanceof RainEvent) {
+            
             System.out.println("rain event ..." + event.getWeather());
         }
     }
Original file line number	Diff line number	Diff line change
`@@ -19,6 +19,7 @@ public class RainListener implements WeatherListener {`
`19`	`19`	`@Override`
`20`	`20`	`public void onWeatherEvent(WeatherEvent event) {`
`21`	`21`	`if (event instanceof RainEvent) {`
	`22`	`+`
`22`	`23`	`System.out.println("rain event ..." + event.getWeather());`
`23`	`24`	`}`
`24`	`25`	`}`