2 * Copyright © 2011 Keith Packard <keithp@keithp.com>
3 * Copyright © 2012 Mike Beattie <mike@ethernal.org>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; version 2 of the License.
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
19 package org.altusmetrum.AltosDroid;
21 import java.io.IOException;
22 import java.io.InputStream;
23 import java.io.OutputStream;
24 import java.util.UUID;
26 import android.bluetooth.BluetoothAdapter;
27 import android.bluetooth.BluetoothDevice;
28 import android.bluetooth.BluetoothSocket;
29 import android.util.Log;
31 import org.altusmetrum.AltosLib.*;
33 public class AltosBluetooth extends AltosLink {
36 private static final String TAG = "AltosBluetooth";
37 private static final boolean D = true;
39 private ConnectThread connect_thread = null;
41 private BluetoothAdapter adapter;
42 private BluetoothDevice device;
43 private BluetoothSocket socket;
44 private InputStream input;
45 private OutputStream output;
48 public AltosBluetooth(BluetoothDevice in_device) {
49 adapter = BluetoothAdapter.getDefaultAdapter();
52 connect_thread = new ConnectThread(device);
53 connect_thread.start();
56 private class ConnectThread extends Thread {
57 private final UUID SPP_UUID = UUID.fromString("00001101-0000-1000-8000-00805F9B34FB");
59 public ConnectThread(BluetoothDevice device) {
60 BluetoothSocket tmp_socket = null;
63 tmp_socket = device.createInsecureRfcommSocketToServiceRecord(SPP_UUID);
64 } catch (IOException e) {
71 if (D) Log.i(TAG, "BEGIN ConnectThread");
72 setName("ConnectThread");
74 // Always cancel discovery because it will slow down a connection
75 adapter.cancelDiscovery();
77 // Make a connection to the BluetoothSocket
79 // This is a blocking call and will only return on a
80 // successful connection or an exception
82 } catch (IOException e) {
86 } catch (IOException e2) {
87 if (D) Log.e(TAG, "unable to close() socket during connection failure", e2);
94 synchronized (AltosBluetooth.this) {
95 input = socket.getInputStream();
96 output = socket.getOutputStream();
98 // Reset the ConnectThread because we're done
99 AltosBluetooth.this.notify();
100 connect_thread = null;
101 if (D) Log.i(TAG, "Completed connect");
103 } catch (Exception e) {
104 if (D) Log.e(TAG, "Failed to finish connection", e);
109 public void cancel() {
113 } catch (IOException e) {
114 if (D) Log.e(TAG, "close() of connect socket failed", e);
119 private synchronized void wait_connected() throws InterruptedException {
125 private void connection_failed() {
128 public void print(String data) {
129 byte[] bytes = data.getBytes();
133 } catch (IOException e) {
135 } catch (InterruptedException e) {
140 public int getchar() {
144 } catch (IOException e) {
146 } catch (java.lang.InterruptedException e) {
149 return AltosLink.ERROR;
152 public void close() {
154 if (connect_thread != null) {
155 connect_thread.cancel();
156 connect_thread = null;
162 //public void flush_output() { super.flush_output(); }
164 public boolean can_cancel_reply() { return false; }
165 public boolean show_reply_timeout() { return true; }
166 public void hide_reply_timeout() { }