X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=ao-tools%2Faltosui%2FAltosSerial.java;fp=ao-tools%2Faltosui%2FAltosSerial.java;h=0000000000000000000000000000000000000000;hb=28d621c5885953afe3b7435e582b80b75314506e;hp=b19143e58b7080070457d606a93e8798deaf9a71;hpb=6d0098e497ee2d9a1d1113bf3fb907dd48bdcf80;p=fw%2Faltos diff --git a/ao-tools/altosui/AltosSerial.java b/ao-tools/altosui/AltosSerial.java deleted file mode 100644 index b19143e5..00000000 --- a/ao-tools/altosui/AltosSerial.java +++ /dev/null @@ -1,253 +0,0 @@ -/* - * Copyright © 2010 Keith Packard - * - * 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. - */ - -/* - * Deal with TeleDongle on a serial port - */ - -package altosui; - -import java.lang.*; -import java.io.*; -import java.util.concurrent.*; -import java.util.*; - -import libaltosJNI.*; - -/* - * This class reads from the serial port and places each received - * line in a queue. Dealing with that queue is left up to other - * threads. - */ - -public class AltosSerial implements Runnable { - - static List devices_opened = Collections.synchronizedList(new LinkedList()); - - AltosDevice device; - SWIGTYPE_p_altos_file altos; - LinkedList> monitors; - LinkedBlockingQueue reply_queue; - Thread input_thread; - String line; - byte[] line_bytes; - int line_count; - boolean monitor_mode; - - public void run () { - int c; - - try { - for (;;) { - c = libaltos.altos_getchar(altos, 0); - if (Thread.interrupted()) - break; - if (c == libaltosConstants.LIBALTOS_ERROR) { - for (int e = 0; e < monitors.size(); e++) { - LinkedBlockingQueue q = monitors.get(e); - q.put(new AltosLine()); - } - reply_queue.put (new AltosLine()); - break; - } - if (c == libaltosConstants.LIBALTOS_TIMEOUT) - continue; - if (c == '\r') - continue; - synchronized(this) { - if (c == '\n') { - if (line_count != 0) { - try { - line = new String(line_bytes, 0, line_count, "UTF-8"); - } catch (UnsupportedEncodingException ue) { - line = ""; - for (int i = 0; i < line_count; i++) - line = line + line_bytes[i]; - } - if (line.startsWith("VERSION") || line.startsWith("CRC")) { - for (int e = 0; e < monitors.size(); e++) { - LinkedBlockingQueue q = monitors.get(e); - q.put(new AltosLine (line)); - } - } else { -// System.out.printf("GOT: %s\n", line); - reply_queue.put(new AltosLine (line)); - } - line_count = 0; - line = ""; - } - } else { - if (line_bytes == null) { - line_bytes = new byte[256]; - } else if (line_count == line_bytes.length) { - byte[] new_line_bytes = new byte[line_count * 2]; - System.arraycopy(line_bytes, 0, new_line_bytes, 0, line_count); - line_bytes = new_line_bytes; - } - line_bytes[line_count] = (byte) c; - line_count++; - } - } - } - } catch (InterruptedException e) { - } - } - - public void flush_output() { - if (altos != null) - libaltos.altos_flush(altos); - } - - public void flush_input() { - flush_output(); - boolean got_some; - do { - try { - Thread.sleep(100); - } catch (InterruptedException ie) { - } - got_some = !reply_queue.isEmpty(); - synchronized(this) { - if (!"VERSION".startsWith(line) && - !line.startsWith("VERSION")) - line = ""; - reply_queue.clear(); - } - } while (got_some); - } - - public String get_reply() throws InterruptedException { - flush_output(); - AltosLine line = reply_queue.take(); - return line.line; - } - - public String get_reply(int timeout) throws InterruptedException { - flush_output(); - AltosLine line = reply_queue.poll(timeout, TimeUnit.MILLISECONDS); - if (line == null) - return null; - return line.line; - } - - public void add_monitor(LinkedBlockingQueue q) { - set_monitor(true); - monitors.add(q); - } - - public void remove_monitor(LinkedBlockingQueue q) { - monitors.remove(q); - if (monitors.isEmpty()) - set_monitor(false); - } - - public void close() { - if (altos != null) { - libaltos.altos_close(altos); - } - if (input_thread != null) { - try { - input_thread.interrupt(); - input_thread.join(); - } catch (InterruptedException e) { - } - input_thread = null; - } - if (altos != null) { - libaltos.altos_free(altos); - altos = null; - } - synchronized (devices_opened) { - devices_opened.remove(device.getPath()); - } - } - - public void putc(char c) { - if (altos != null) - libaltos.altos_putchar(altos, c); - } - - public void print(String data) { -// System.out.printf("\"%s\" ", data); - for (int i = 0; i < data.length(); i++) - putc(data.charAt(i)); - } - - public void printf(String format, Object ... arguments) { - print(String.format(format, arguments)); - } - - private void open() throws FileNotFoundException, AltosSerialInUseException { - synchronized (devices_opened) { - if (devices_opened.contains(device.getPath())) - throw new AltosSerialInUseException(device); - devices_opened.add(device.getPath()); - } - altos = libaltos.altos_open(device); - if (altos == null) { - close(); - throw new FileNotFoundException(device.toShortString()); - } - input_thread = new Thread(this); - input_thread.start(); - print("~\nE 0\n"); - set_monitor(false); - flush_output(); - } - - public void set_radio() { - set_channel(AltosPreferences.channel(device.getSerial())); - set_callsign(AltosPreferences.callsign()); - } - - public void set_channel(int channel) { - if (altos != null) { - if (monitor_mode) - printf("m 0\nc r %d\nm 1\n", channel); - else - printf("c r %d\n", channel); - flush_output(); - } - } - - void set_monitor(boolean monitor) { - monitor_mode = monitor; - if (altos != null) { - if (monitor) - printf("m 1\n"); - else - printf("m 0\n"); - flush_output(); - } - } - - public void set_callsign(String callsign) { - if (altos != null) { - printf ("c c %s\n", callsign); - flush_output(); - } - } - - public AltosSerial(AltosDevice in_device) throws FileNotFoundException, AltosSerialInUseException { - device = in_device; - line = ""; - monitor_mode = false; - monitors = new LinkedList> (); - reply_queue = new LinkedBlockingQueue (); - open(); - } -}