/** * Author: Serban Waltter */ import upm_interfaces.*; import java.util.ArrayList; import upm_ehr.*; import upm_groveehr.*; /** * iHeartRate_Example */ public class iHeartRate_Example { public static void main(String[] args) { ArrayList sensors = new ArrayList(); sensors.add(new EHR(2)); sensors.add(new GroveEHR(3)); while (true) { for (int i = 0; i < sensors.size(); i++) { System.out.println("HR from sensor " + i + " is " + sensors.get(i).getHeartRate()); } } } }