1 /* 2 * Author: Stefan Andritoiu <stefan.andritoiu (at) 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 //NOT TESTED!!! 26 public class GroveWFSSample { 27 28 static { 29 try { 30 System.loadLibrary("javaupm_grovewfs"); 31 } catch (UnsatisfiedLinkError e) { 32 System.err.println("error in loading native library"); 33 System.exit(-1); 34 } 35 } 36 37 public static void main(String[] args) throws InterruptedException { 38 // ! [Interesting] 39 // Instantiate a Grove Water Flow Sensor on digital pin D2 40 upm_grovewfs.GroveWFS flow = new upm_grovewfs.GroveWFS(2); 41 42 flow.clearFlowCounter(); 43 flow.startFlowCounter(); 44 45 while (true) { 46 System.out.print("Millis: " + flow.getMillis() + " FlowCount: " + flow.flowCounter()); 47 System.out.println(" Flow Rate: " + flow.flowRate() + " LPM"); 48 49 Thread.sleep(2000); 50 } 51 // ! [Interesting] 52 } 53 }
