1 /*
2  * Author: Thomas Ingleby <thomas.c.ingleby@intel.com>
3  * Copyright (c) 2014 Intel Corporation.
4  * Author: Jakub Kramarz <jkramarz@virtuslab.com>
5  * Copyright (c) 2015 VirtusLab
6  *
7  * Permission is hereby granted, free of charge, to any person obtaining
8  * a copy of this software and associated documentation files (the
9  * "Software"), to deal in the Software without restriction, including
10  * without limitation the rights to use, copy, modify, merge, publish,
11  * distribute, sublicense, and/or sell copies of the Software, and to
12  * permit persons to whom the Software is furnished to do so, subject to
13  * the following conditions:
14  *
15  * The above copyright notice and this permission notice shall be
16  * included in all copies or substantial portions of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
19  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
21  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
22  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
23  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
24  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25  */
26 
27 import mraa.Dir;
28 import mraa.Gpio;
29 import mraa.mraa;
30 
31 public class GpioRead6 {
32     static {
33         try {
34             System.loadLibrary("mraajava");
35         } catch (UnsatisfiedLinkError e) {
36             System.err.println(
37                     "Native code library failed to load. See the chapter on Dynamic Linking Problems in the SWIG Java documentation for help.\n" +
38                             e);
39             System.exit(1);
40         }
41     }
main(String argv[])42     public static void main(String argv[]) throws InterruptedException {
43         System.out.println(String.format("MRAA Version: %s\nStarting Read on IO6\n", mraa.getVersion()));
44         //! [Interesting]
45         Gpio gpio = new Gpio(6);
46 
47         gpio.dir(Dir.DIR_IN);
48 
49         while (true) {
50             System.out.format("Gpio is %d\n", gpio.read());
51             Thread.sleep(1000);
52         }
53         //! [Interesting]
54     }
55 }
56