Android Open Source - Remote-100 Car Server

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License

The source code is released under:

GNU General Public License

Java Source Code

/*
 * Copyright (C) 2011 Joakim Andersson// w  w w .ja  v a  2 s.  c o  m
 * 
 * This file is part of Remote-100, an Android application to 
 * control the Sony Ericsson CAR-100 accessory.
 * 
 * Remote-100 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; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * Remote-100 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, see <http://www.gnu.org/licenses/>.
 */

package nu.firetech.android.remote100.backend;

import java.io.IOException;
import java.util.UUID;

import nu.firetech.android.remote100.Remote100Activity;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.util.Log;

public class CarServer extends Thread {
  private static final String LOG_TAG = "[Remote100] CarServer";
  private static final UUID SPP_UUID = UUID.fromString("00001101-0000-1000-8000-00805f9b34fb");
  
  private boolean run = true;
  
  private Remote100Activity activity;
  private BluetoothAdapter adapter;
  private String carAddress;
  
  public CarServer(Remote100Activity act, BluetoothAdapter adapter, String carAddress) {
    this.activity = act;
    this.adapter = adapter;
    this.carAddress = carAddress;
    this.start();
  }
  
  public void run() {
    while (run) {
      try {
        setStatus(Car100.STATUS_NO_LINK);
        
        Log.i(LOG_TAG, "Connecting to car...");
        BluetoothDevice car = adapter.getRemoteDevice(carAddress);
        Car100.connect(car.createRfcommSocketToServiceRecord(SPP_UUID));
        
        byte status = Car100.getStatus();
        if (status != Car100.STATUS_NO_LINK) {
          Log.i(LOG_TAG, "Connected.");
        }
        
        // Wait for current status. (After connection we get a burst of input).
        while (status == Car100.STATUS_CONNECTED && run) {
          simpleSleep(100);
          status = Car100.getStatus();
          setStatus(status);
        }
        
        // Keep checking and updating status
        while (status != Car100.STATUS_NO_LINK && run) {
          simpleSleep(1000);
          status = Car100.getStatus();
          setStatus(status);
        }
        
        if (run) {
          Log.i(LOG_TAG, "Connection lost.");
        }
        
      } catch (IOException e) {
        setStatus(Car100.STATUS_NO_LINK);
        Log.i(LOG_TAG, "Connection lost.", e);
      }
      if (run) {
        simpleSleep(2500);
      }
    }
  }
  
  private void setStatus(final byte status) {
    activity.runOnUiThread(new Runnable() {
      @Override
      public void run() {
        activity.setStatus(status);
      }
    });
  }
  
  private void simpleSleep(long time) {
    try {
      Thread.sleep(time);
    } catch (InterruptedException e1) {}
  }
  
  public void close() {
    run = false;
    Car100.close();
    Log.i(LOG_TAG, "Stopped.");
  }
}

Java Source Code List

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