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
41 public class AltosSerial implements Runnable {
43 SWIGTYPE_p_altos_file altos;
44 LinkedList<LinkedBlockingQueue<String>> monitors;
45 LinkedBlockingQueue<String> reply_queue;
54 c = libaltos.altos_getchar(altos, 0);
55 if (Thread.interrupted())
64 if (line.startsWith("VERSION")) {
65 for (int e = 0; e < monitors.size(); e++) {
66 LinkedBlockingQueue<String> q = monitors.get(e);
70 reply_queue.put(line);
74 line = line + (char) c;
78 } catch (InterruptedException e) {
82 public String get_reply() throws InterruptedException {
83 return reply_queue.take();
86 public void add_monitor(LinkedBlockingQueue<String> q) {
90 public void remove_monitor(LinkedBlockingQueue<String> q) {
94 public void flush () {
96 if (!"VERSION".startsWith(line) && !line.startsWith("VERSION"))
102 public boolean opened() {
103 return altos != null;
106 public void close() {
108 libaltos.altos_close(altos);
111 if (input_thread != null) {
113 input_thread.interrupt();
115 } catch (InterruptedException e) {
121 public void putc(char c) {
123 libaltos.altos_putchar(altos, c);
126 public void print(String data) {
127 for (int i = 0; i < data.length(); i++)
128 putc(data.charAt(i));
131 public void printf(String format, Object ... arguments) {
132 print(String.format(format, arguments));
135 public void open(altos_device device) throws FileNotFoundException {
137 altos = libaltos.altos_open(device);
139 throw new FileNotFoundException(device.getPath());
140 input_thread = new Thread(this);
141 input_thread.start();
145 } catch (InterruptedException e) {
150 public void set_channel(int channel) {
152 printf("m 0\nc r %d\nm 1\n", channel);
155 public AltosSerial() {
159 monitors = new LinkedList<LinkedBlockingQueue<String>> ();
160 reply_queue = new LinkedBlockingQueue<String> ();