package org.iot.stub; import java.util.logging.Level; import java.util.logging.Logger; import org.iot.raspberry.grovepi.GrovePi; import org.iot.raspberry.grovepi.devices.GroveLed; import org.iot.raspberry.grovepi.pi4j.GrovePi4J; public class Main { public static void main(String[] args) throws Exception { GrovePi grovePi = new GrovePi4J(); //your stuff here int pin = 4; org.iot.raspberry.grovepi.devices.GroveLed led = new GroveLed(grovePi, pin); led.set(true); Thread.sleep(1000); led.set(false); //end program forcefully System.exit(0); } }