2 * Copyright © 2010 Keith Packard <keithp@keithp.com>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 2 of the License.
8 * This program is distributed in the hope that it will be useful, but
9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * General Public License for more details.
13 * You should have received a copy of the GNU General Public License along
14 * with this program; if not, write to the Free Software Foundation, Inc.,
15 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
19 * Deal with TeleDongle on a serial port
26 import java.util.concurrent.LinkedBlockingQueue;
27 import java.util.LinkedList;
28 import java.util.Iterator;
29 import altosui.AltosSerialMonitor;
30 import libaltosJNI.libaltos;
31 import libaltosJNI.altos_device;
32 import libaltosJNI.SWIGTYPE_p_altos_file;
33 import libaltosJNI.SWIGTYPE_p_altos_list;
36 * This class reads from the serial port and places each received
37 * line in a queue. Dealing with that queue is left up to other
40 class AltosSerialReader implements Runnable {
41 SWIGTYPE_p_altos_file altos;
42 LinkedList<LinkedBlockingQueue<String>> monitors;
43 LinkedBlockingQueue<String> reply_queue;
52 c = libaltos.altos_getchar(altos, 0);
53 if (Thread.interrupted())
62 if (line.startsWith("VERSION")) {
63 for (int e = 0; e < monitors.size(); e++) {
64 LinkedBlockingQueue<String> q = monitors.get(e);
68 reply_queue.put(line);
72 line = line + (char) c;
76 } catch (InterruptedException e) {
80 public String get_reply() throws InterruptedException {
81 return reply_queue.take();
84 public void add_monitor(LinkedBlockingQueue<String> q) {
88 public void remove_monitor(LinkedBlockingQueue<String> q) {
92 public void flush () {
94 if (!"VERSION".startsWith(line) && !line.startsWith("VERSION"))
100 public boolean opened() {
101 return altos != null;
104 public void close() {
106 libaltos.altos_close(altos);
109 if (input_thread != null) {
111 input_thread.interrupt();
113 } catch (InterruptedException e) {
119 public void open(altos_device device) throws FileNotFoundException {
121 altos = libaltos.altos_open(device);
122 input_thread = new Thread(this);
123 input_thread.start();
125 public AltosSerialReader () {
129 monitors = new LinkedList<LinkedBlockingQueue<String>> ();
130 reply_queue = new LinkedBlockingQueue<String> ();
134 public class AltosSerial {
135 AltosSerialReader reader = null;
137 public void close() {
141 public void open(altos_device device) throws FileNotFoundException {
146 reader = new AltosSerialReader();
149 public void add_monitor(LinkedBlockingQueue<String> q) {
150 reader.add_monitor(q);
153 public void remove_monitor(LinkedBlockingQueue<String> q) {
154 reader.remove_monitor(q);
157 public AltosSerial() {
161 public AltosSerial(altos_device device) throws FileNotFoundException {