package C1.a;
import javafx.scene.control.Label;

public class Subscriber extends Label {
   public Subscriber(String topicName) {
      this.topicName = topicName;
      setText(topicName+":");
   }
   public String getTopicName(){
      return topicName;
   }
   public void update(String message) {
      setText(topicName + ": " + message);
   }
   private String topicName;
}