1 /* 2 * Author: Stefan Andritoiu <stefan.andritoiu@intel.com> 3 * Copyright (c) 2015 Intel Corporation. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining 6 * a copy of this software and associated documentation files (the 7 * "Software"), to deal in the Software without restriction, including 8 * without limitation the rights to use, copy, modify, merge, publish, 9 * distribute, sublicense, and/or sell copies of the Software, and to 10 * permit persons to whom the Software is furnished to do so, subject to 11 * the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be 14 * included in all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 17 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 19 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 20 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 21 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 22 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 23 */ 24 25 public class GroveRelaySample { 26 static { 27 try { 28 System.loadLibrary("javaupm_grove"); 29 } catch (UnsatisfiedLinkError e) { 30 System.err.println("error in loading native library"); 31 System.exit(-1); 32 } 33 } 34 main(String[] args)35 public static void main(String[] args) throws InterruptedException { 36 // ! [Interesting] 37 // Create the button object using UART 38 upm_grove.GroveRelay relay = new upm_grove.GroveRelay(5); 39 40 for (int i = 0; i < 3; i++) { 41 relay.on(); 42 if (relay.isOn()) 43 System.out.println("Relay is on"); 44 Thread.sleep(1000); 45 46 relay.off(); 47 if (relay.isOff()) 48 System.out.println("Relay is off"); 49 Thread.sleep(1000); 50 } 51 // ! [Interesting] 52 } 53 }