2 * Copyright © 2011 Keith Packard <keithp@keithp.com>
3 * Copyright © 2012 Mike Beattie <mike@ethernal.org>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; version 2 of the License.
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
20 package org.altusmetrum.AltosDroid;
24 import java.util.concurrent.*;
25 import android.util.Log;
26 import android.os.Handler;
28 import org.altusmetrum.altoslib_5.*;
31 public class TelemetryReader extends Thread {
33 private static final String TAG = "TelemetryReader";
40 AltosState state = null;
42 LinkedBlockingQueue<AltosLine> telemQueue;
44 public AltosState read() throws ParseException, AltosCRCException, InterruptedException, IOException {
45 AltosLine l = telemQueue.take();
47 throw new IOException("IO error");
48 AltosTelemetry telem = AltosTelemetryLegacy.parse(l.line);
50 state = new AltosState();
52 state = state.clone();
53 telem.update_state(state);
59 link.remove_monitor(telemQueue);
66 AltosState state = null;
69 while (telemQueue != null) {
72 handler.obtainMessage(TelemetryService.MSG_TELEMETRY, state).sendToTarget();
73 } catch (ParseException pp) {
74 Log.e(TAG, String.format("Parse error: %d \"%s\"", pp.getErrorOffset(), pp.getMessage()));
75 } catch (AltosCRCException ce) {
77 handler.obtainMessage(TelemetryService.MSG_CRC_ERROR, new Integer(crc_errors)).sendToTarget();
80 } catch (InterruptedException ee) {
81 } catch (IOException ie) {
87 public TelemetryReader (AltosLink in_link, Handler in_handler) {
92 telemQueue = new LinkedBlockingQueue<AltosLine>();
93 link.add_monitor(telemQueue);
95 link.set_radio_frequency(AltosPreferences.frequency(link.serial));
96 link.set_telemetry(AltosLib.ao_telemetry_standard);
97 link.set_telemetry_rate(AltosPreferences.telemetry_rate(link.serial));
98 } catch (InterruptedException ee) {
100 } catch (TimeoutException te) {