Files
design-patterns/03-behavioral/state/GreenState.java

12 lines
356 B
Java

package state;
public class GreenState implements TrafficLightState {
@Override public void onEnter(TrafficLight light) {
System.out.println(" [GREEN] Go. Traffic flows.");
}
@Override public void next(TrafficLight light) {
light.setState(new YellowState());
}
@Override public String getColor() { return "GREEN"; }
}