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
25public class Ublox6Sample {
26	private static final int BUFFERLENGTH = 256;
27
28	static {
29		try {
30			System.loadLibrary("javaupm_ublox6");
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 Ublox6 GPS device on uart 0
40		upm_ublox6.Ublox6 nmea = new upm_ublox6.Ublox6(0);
41
42		// make sure port is initialized properly. 9600 baud is the default.
43		if (!nmea.setupTty()) {
44			throw new RuntimeException("Failed to setup tty port parameters");
45		}
46
47		// Collect and output NMEA data. There are various libraries out on
48		// the Internet, that can handle decoding NMEA data and presenting
49		// it in a more easily accessible format. This example will just
50		// check for, and read raw NMEA data from the device and output it
51		// on standard output.
52
53		// This device also supports numerous configuration options, which
54		// you can set with writeData(). Please refer to the Ublox-6 data
55		// sheet for further information on the formats of the data sent and
56		// received, and the various operating modes available.
57
58		byte[] nmeaBuffer = new byte[BUFFERLENGTH];
59
60		while (true) {
61			// we don't want the read to block in this example, so always
62			// check to see if data is available first.
63			if (nmea.dataAvailable()) {
64				int rv = nmea.readData(nmeaBuffer);
65
66				if (rv > 0)
67					for (int i = 0; i < rv; i++)
68						System.out.print((char) nmeaBuffer[i]);
69
70				if (rv < 0) { // some sort of read error occurred
71					System.err.println("Port read error.");
72					break;
73				}
74				continue;
75			}
76
77			Thread.sleep(1000);
78		}
79		// ! [Interesting]
80	}
81
82}