private void saveAccelerometerDevice(Sensor acc) {
Cursor accelInfo =
getContentResolver().query(Accelerometer_Sensor.CONTENT_URI, null, null, null, null);
if (accelInfo == null || !accelInfo.moveToFirst()) {
ContentValues rowData = new ContentValues();
rowData.put(
Accelerometer_Sensor.DEVICE_ID,
Aware.getSetting(getApplicationContext(), Aware_Preferences.DEVICE_ID));
rowData.put(Accelerometer_Sensor.TIMESTAMP, System.currentTimeMillis());
rowData.put(Accelerometer_Sensor.MAXIMUM_RANGE, acc.getMaximumRange());
rowData.put(Accelerometer_Sensor.MINIMUM_DELAY, acc.getMinDelay());
rowData.put(Accelerometer_Sensor.NAME, acc.getName());
rowData.put(Accelerometer_Sensor.POWER_MA, acc.getPower());
rowData.put(Accelerometer_Sensor.RESOLUTION, acc.getResolution());
rowData.put(Accelerometer_Sensor.TYPE, acc.getType());
rowData.put(Accelerometer_Sensor.VENDOR, acc.getVendor());
rowData.put(Accelerometer_Sensor.VERSION, acc.getVersion());
try {
getContentResolver().insert(Accelerometer_Sensor.CONTENT_URI, rowData);
Intent accel_dev = new Intent(ACTION_AWARE_ACCELEROMETER);
accel_dev.putExtra(EXTRA_SENSOR, rowData);
sendBroadcast(accel_dev);
if (Aware.DEBUG) Log.d(TAG, "Accelerometer device:" + rowData.toString());
} catch (SQLiteException e) {
if (Aware.DEBUG) Log.d(TAG, e.getMessage());
} catch (SQLException e) {
if (Aware.DEBUG) Log.d(TAG, e.getMessage());
}
} else accelInfo.close();
}
@Override
public void onSensorChanged(SensorEvent event) {
ContentValues rowData = new ContentValues();
rowData.put(
Accelerometer_Data.DEVICE_ID,
Aware.getSetting(getApplicationContext(), Aware_Preferences.DEVICE_ID));
rowData.put(Accelerometer_Data.TIMESTAMP, System.currentTimeMillis());
rowData.put(Accelerometer_Data.VALUES_0, event.values[0]);
rowData.put(Accelerometer_Data.VALUES_1, event.values[1]);
rowData.put(Accelerometer_Data.VALUES_2, event.values[2]);
rowData.put(Accelerometer_Data.ACCURACY, event.accuracy);
rowData.put(Accelerometer_Data.LABEL, LABEL);
if (data_values.size() < 250) {
data_values.add(rowData);
Intent accelData = new Intent(ACTION_AWARE_ACCELEROMETER);
accelData.putExtra(EXTRA_DATA, rowData);
sendBroadcast(accelData);
if (Aware.DEBUG) Log.d(TAG, "Accelerometer: " + rowData.toString());
return;
}
data_buffer = new ContentValues[data_values.size()];
data_values.toArray(data_buffer);
try {
if (Aware.getSetting(getApplicationContext(), Aware_Preferences.DEBUG_DB_SLOW)
.equals("false")) {
new AsyncStore().execute(data_buffer);
}
} catch (SQLiteException e) {
if (Aware.DEBUG) Log.d(TAG, e.getMessage());
} catch (SQLException e) {
if (Aware.DEBUG) Log.d(TAG, e.getMessage());
}
data_values.clear();
}
@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;
}
@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!");
}