+++ /dev/null
-/*
- * Copyright © 2010 Keith Packard <keithp@keithp.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
- */
-
-package altosui;
-
-import java.io.*;
-import java.lang.*;
-import java.util.*;
-import java.text.ParseException;
-import java.util.concurrent.LinkedBlockingQueue;
-
-/*
- * This creates a thread to capture telemetry data and write it to
- * a log file
- */
-class AltosLog implements Runnable {
-
- LinkedBlockingQueue<AltosLine> input_queue;
- LinkedBlockingQueue<String> pending_queue;
- int serial;
- int flight;
- FileWriter log_file;
- Thread log_thread;
-
- private void close_log_file() {
- if (log_file != null) {
- try {
- log_file.close();
- } catch (IOException io) {
- }
- log_file = null;
- }
- }
-
- void close() {
- close_log_file();
- if (log_thread != null) {
- log_thread.interrupt();
- log_thread = null;
- }
- }
-
- boolean open (AltosTelemetry telem) throws IOException {
- AltosFile a = new AltosFile(telem);
-
- log_file = new FileWriter(a, true);
- if (log_file != null) {
- while (!pending_queue.isEmpty()) {
- try {
- String s = pending_queue.take();
- log_file.write(s);
- log_file.write('\n');
- } catch (InterruptedException ie) {
- }
- }
- log_file.flush();
- }
- return log_file != null;
- }
-
- public void run () {
- try {
- for (;;) {
- AltosLine line = input_queue.take();
- if (line.line == null)
- continue;
- try {
- AltosTelemetry telem = new AltosTelemetry(line.line);
- if (telem.serial != serial || telem.flight != flight || log_file == null) {
- close_log_file();
- serial = telem.serial;
- flight = telem.flight;
- open(telem);
- }
- } catch (ParseException pe) {
- } catch (AltosCRCException ce) {
- }
- if (log_file != null) {
- log_file.write(line.line);
- log_file.write('\n');
- log_file.flush();
- } else
- pending_queue.put(line.line);
- }
- } catch (InterruptedException ie) {
- } catch (IOException ie) {
- }
- close();
- }
-
- public AltosLog (AltosSerial s) {
- pending_queue = new LinkedBlockingQueue<String> ();
- input_queue = new LinkedBlockingQueue<AltosLine> ();
- s.add_monitor(input_queue);
- serial = -1;
- flight = -1;
- log_file = null;
- log_thread = new Thread(this);
- log_thread.start();
- }
-}