@Override public void onCreate() { super.onCreate(); mSensorManager = (SensorManager) getSystemService(SENSOR_SERVICE); powerManager = (PowerManager) getSystemService(POWER_SERVICE); mAccelerometer = mSensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER); TAG = Aware.getSetting(getApplicationContext(), Aware_Preferences.DEBUG_TAG).length() > 0 ? Aware.getSetting(getApplicationContext(), Aware_Preferences.DEBUG_TAG) : TAG; if (Aware.getSetting(this, Aware_Preferences.FREQUENCY_ACCELEROMETER).length() > 0) { SAMPLING_RATE = Integer.parseInt( Aware.getSetting(getApplicationContext(), Aware_Preferences.FREQUENCY_ACCELEROMETER)); } else { Aware.setSetting(this, Aware_Preferences.FREQUENCY_ACCELEROMETER, SAMPLING_RATE); } DATABASE_TABLES = Accelerometer_Provider.DATABASE_TABLES; TABLES_FIELDS = Accelerometer_Provider.TABLES_FIELDS; CONTEXT_URIS = new Uri[] {Accelerometer_Sensor.CONTENT_URI, Accelerometer_Data.CONTENT_URI}; sensorThread = new HandlerThread(TAG); sensorThread.start(); wakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, TAG); wakeLock.acquire(); sensorHandler = new Handler(sensorThread.getLooper()); mSensorManager.registerListener(this, mAccelerometer, SAMPLING_RATE, sensorHandler); IntentFilter filter = new IntentFilter(); filter.addAction(ACTION_AWARE_ACCELEROMETER_LABEL); registerReceiver(dataLabeler, filter); if (mAccelerometer == null) { if (Aware.DEBUG) Log.w(TAG, "This device does not have an accelerometer!"); Aware.setSetting(this, Aware_Preferences.STATUS_ACCELEROMETER, false); stopSelf(); return; } else { saveAccelerometerDevice(mAccelerometer); } if (Aware.DEBUG) Log.d(TAG, "Accelerometer service created!"); }
@Override public int onStartCommand(Intent intent, int flags, int startId) { TAG = Aware.getSetting(getApplicationContext(), Aware_Preferences.DEBUG_TAG).length() > 0 ? Aware.getSetting(getApplicationContext(), Aware_Preferences.DEBUG_TAG) : TAG; if (Aware.getSetting(this, Aware_Preferences.FREQUENCY_ACCELEROMETER).length() == 0) { Aware.setSetting(this, Aware_Preferences.FREQUENCY_ACCELEROMETER, SAMPLING_RATE); } if (SAMPLING_RATE != Integer.parseInt( Aware.getSetting( getApplicationContext(), Aware_Preferences.FREQUENCY_ACCELEROMETER))) { // changed parameters SAMPLING_RATE = Integer.parseInt( Aware.getSetting(getApplicationContext(), Aware_Preferences.FREQUENCY_ACCELEROMETER)); sensorHandler.removeCallbacksAndMessages(null); mSensorManager.unregisterListener(this, mAccelerometer); mSensorManager.registerListener(this, mAccelerometer, SAMPLING_RATE, sensorHandler); } if (Aware.DEBUG) Log.d(TAG, "Accelerometer service active at " + SAMPLING_RATE + " microseconds..."); return START_STICKY; }