//import android.os.Bundle;
import android.os.Handler;
//import android.os.Message;
-import android.util.Log;
-import org.altusmetrum.altoslib_6.*;
+import org.altusmetrum.altoslib_7.*;
-public class AltosBluetooth extends AltosLink {
-
- // Debugging
- private static final String TAG = "AltosBluetooth";
- private static final boolean D = true;
+public class AltosBluetooth extends AltosDroidLink {
private ConnectThread connect_thread = null;
- private Thread input_thread = null;
-
- private Handler handler;
- private BluetoothAdapter adapter;
+ private BluetoothDevice device;
private BluetoothSocket socket;
private InputStream input;
private OutputStream output;
+ private boolean pause;
// Constructor
- public AltosBluetooth(BluetoothDevice device, Handler handler) {
-// set_debug(D);
- adapter = BluetoothAdapter.getDefaultAdapter();
+ public AltosBluetooth(BluetoothDevice device, Handler handler, boolean pause) {
+ super(handler);
+ this.device = device;
this.handler = handler;
+ this.pause = pause;
- create_socket(device);
connect_thread = new ConnectThread();
connect_thread.start();
}
- private Object closed_lock = new Object();
- private boolean closed = false;
-
- private boolean closed() {
- synchronized(closed_lock) {
- return closed;
- }
- }
-
- private void connected() {
+ void connected() {
if (closed()) {
- if (D) Log.d(TAG, "connected after closed");
+ AltosDebug.debug("connected after closed");
return;
}
+ AltosDebug.check_ui("connected\n");
try {
synchronized(this) {
if (socket != null) {
input = socket.getInputStream();
output = socket.getOutputStream();
-
- input_thread = new Thread(this);
- input_thread.start();
-
- // Configure the newly connected device for telemetry
- print("~\nE 0\n");
- set_monitor(false);
- if (D) Log.d(TAG, "ConnectThread: connected");
-
- /* Let TelemetryService know we're connected
- */
- handler.obtainMessage(TelemetryService.MSG_CONNECTED, this).sendToTarget();
-
- /* Notify other waiting threads that we're connected now
- */
- notifyAll();
+ super.connected();
}
}
+ } catch (InterruptedException ie) {
+ connect_failed();
} catch (IOException io) {
connect_failed();
}
private void connect_failed() {
if (closed()) {
- if (D) Log.d(TAG, "connect_failed after closed");
+ AltosDebug.debug("connect_failed after closed");
return;
}
- close_socket();
+ close_device();
input = null;
output = null;
handler.obtainMessage(TelemetryService.MSG_CONNECT_FAILED, this).sendToTarget();
- if (D) Log.e(TAG, "ConnectThread: Failed to establish connection");
- }
-
- private void disconnected() {
- if (closed()) {
- if (D) Log.d(TAG, "disconnected after closed");
- return;
- }
-
- if (D) Log.d(TAG, "Sending disconnected message");
- handler.obtainMessage(TelemetryService.MSG_DISCONNECTED, this).sendToTarget();
+ AltosDebug.error("ConnectThread: Failed to establish connection");
}
- private void close_socket() {
+ void close_device() {
BluetoothSocket tmp_socket;
synchronized(this) {
try {
tmp_socket.close();
} catch (IOException e) {
- if (D) Log.e(TAG, "close_socket failed");
+ AltosDebug.error("close_socket failed");
}
}
}
+ public void close() {
+ super.close();
+ input = null;
+ output = null;
+ }
+
private final UUID SPP_UUID = UUID.fromString("00001101-0000-1000-8000-00805F9B34FB");
private void create_socket(BluetoothDevice device) {
BluetoothSocket tmp_socket = null;
+ AltosDebug.check_ui("create_socket\n");
try {
tmp_socket = device.createInsecureRfcommSocketToServiceRecord(SPP_UUID);
} catch (IOException e) {
e.printStackTrace();
}
if (socket != null) {
- if (D) Log.d(TAG, String.format("Socket already allocated %s", socket.toString()));
- close_socket();
+ AltosDebug.debug("Socket already allocated %s", socket.toString());
+ close_device();
}
synchronized (this) {
socket = tmp_socket;
private class ConnectThread extends Thread {
public void run() {
- if (D) Log.d(TAG, "ConnectThread: BEGIN");
+ AltosDebug.debug("ConnectThread: BEGIN (pause %b)", pause);
setName("ConnectThread");
+ if (pause) {
+ try {
+ Thread.sleep(4000);
+ } catch (InterruptedException e) {
+ }
+ }
+
+ create_socket(device);
// Always cancel discovery because it will slow down a connection
try {
- adapter.cancelDiscovery();
+ BluetoothAdapter.getDefaultAdapter().cancelDiscovery();
} catch (Exception e) {
- if (D) Log.d(TAG, String.format("cancelDiscovery exception %s", e.toString()));
+ AltosDebug.debug("cancelDiscovery exception %s", e.toString());
}
BluetoothSocket local_socket = null;
// This is a blocking call and will only return on a
// successful connection or an exception
local_socket.connect();
- } catch (IOException e) {
- if (D) Log.d(TAG, String.format("Connect exception %s", e.toString()));
+ } catch (Exception e) {
+ AltosDebug.debug("Connect exception %s", e.toString());
+ try {
+ local_socket.close();
+ } catch (Exception ce) {
+ AltosDebug.debug("Close exception %s", ce.toString());
+ }
local_socket = null;
}
}
connect_failed();
}
- if (D) Log.d(TAG, "ConnectThread: completed");
+ AltosDebug.debug("ConnectThread: completed");
}
}
- public double frequency() {
- return frequency;
- }
-
- public int telemetry_rate() {
- return telemetry_rate;
- }
-
- public void save_frequency() {
- AltosPreferences.set_frequency(0, frequency);
- }
-
- public void save_telemetry_rate() {
- AltosPreferences.set_telemetry_rate(0, telemetry_rate);
- }
-
private synchronized void wait_connected() throws InterruptedException, IOException {
+ AltosDebug.check_ui("wait_connected\n");
if (input == null && socket != null) {
- if (D) Log.d(TAG, "wait_connected...");
+ AltosDebug.debug("wait_connected...");
wait();
- if (D) Log.d(TAG, "wait_connected done");
+ AltosDebug.debug("wait_connected done");
}
if (socket == null)
throw new IOException();
}
- public void print(String data) {
- byte[] bytes = data.getBytes();
- if (D) Log.d(TAG, "print(): begin");
+ int write(byte[] buffer, int len) {
try {
- wait_connected();
- output.write(bytes);
- if (D) Log.d(TAG, "print(): Wrote bytes: '" + data.replace('\n', '\\') + "'");
- } catch (IOException e) {
- disconnected();
- } catch (InterruptedException e) {
- disconnected();
+ output.write(buffer, 0, len);
+ } catch (IOException ie) {
+ return -1;
}
+ return len;
}
- public void putchar(byte c) {
- byte[] bytes = { c };
- if (D) Log.d(TAG, "print(): begin");
+ int read(byte[] buffer, int len) {
try {
- wait_connected();
- output.write(bytes);
- if (D) Log.d(TAG, "print(): Wrote byte: '" + c + "'");
- } catch (IOException e) {
- disconnected();
- } catch (InterruptedException e) {
- disconnected();
- }
- }
-
- private static final int buffer_size = 1024;
-
- private byte[] buffer = new byte[buffer_size];
- private int buffer_len = 0;
- private int buffer_off = 0;
-
- private byte[] debug_chars = new byte[buffer_size];
- private int debug_off;
-
- private void debug_input(byte b) {
- if (b == '\n') {
- Log.d(TAG, " " + new String(debug_chars, 0, debug_off));
- debug_off = 0;
- } else {
- if (debug_off < buffer_size)
- debug_chars[debug_off++] = b;
- }
- }
-
- public int getchar() {
- while (buffer_off == buffer_len) {
- try {
- wait_connected();
- buffer_len = input.read(buffer);
- buffer_off = 0;
- } catch (IOException e) {
- if (D) Log.d(TAG, "getchar IOException");
- disconnected();
- return AltosLink.ERROR;
- } catch (java.lang.InterruptedException e) {
- if (D) Log.d(TAG, "getchar Interrupted");
- disconnected();
- return AltosLink.ERROR;
- }
+ return input.read(buffer, 0, len);
+ } catch (IOException ie) {
+ return -1;
}
- if (D)
- debug_input(buffer[buffer_off]);
- return buffer[buffer_off++];
}
- public void closing() {
- synchronized(closed_lock) {
- if (D) Log.d(TAG, "Marked closed true");
- closed = true;
- }
- }
-
-
- public void close() {
- if (D) Log.d(TAG, "close(): begin");
-
- closing();
-
- close_socket();
-
- synchronized(this) {
-
- if (input_thread != null) {
- if (D) Log.d(TAG, "close(): stopping input_thread");
- try {
- if (D) Log.d(TAG, "close(): input_thread.interrupt().....");
- input_thread.interrupt();
- if (D) Log.d(TAG, "close(): input_thread.join().....");
- input_thread.join();
- } catch (Exception e) {}
- input_thread = null;
- }
- input = null;
- output = null;
- notifyAll();
- }
- }
-
- //public void flush_output() { super.flush_output(); }
-
// Stubs of required methods when extending AltosLink
public boolean can_cancel_reply() { return false; }
public boolean show_reply_timeout() { return true; }
projects / fw / altos / blobdiff