Example usage for android.bluetooth BluetoothGattCharacteristic getService

Introduction

In this page you can find the example usage for android.bluetooth BluetoothGattCharacteristic getService.

Prototype

public BluetoothGattService getService() 

Source Link

Document

Returns the service this characteristic belongs to.

Usage

From source file:com.megster.cordova.ble.central.Peripheral.java

private String generateHashKey(BluetoothGattCharacteristic characteristic) {
    return generateHashKey(characteristic.getService().getUuid(), characteristic);
}

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From source file:is.hello.buruberi.bluetooth.stacks.android.NativeGattPeripheral.java

@Override
public void onCharacteristicChanged(@NonNull BluetoothGatt gatt,
        @NonNull BluetoothGattCharacteristic characteristic) {
    if (gatt == this.gatt) {
        final UUID serviceId = characteristic.getService().getUuid();
        final NativeGattService gattService = services.get(serviceId);
        gattService.dispatchNotify(characteristic.getUuid(), characteristic.getValue());
    }/*www . j av  a 2s  . c om*/
}

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From source file:com.nbplus.iotapp.bluetooth.BluetoothLeService.java

private void broadcastUpdate(final String address, final String action,
        final BluetoothGattCharacteristic characteristic) {
    final Intent intent = new Intent(action);
    intent.putExtra(EXTRA_DATA_SERVICE_UUID, characteristic.getService().getUuid().toString());
    intent.putExtra(EXTRA_DATA_CHARACTERISTIC_UUID, characteristic.getUuid().toString());

    String str = "";
    byte[] values = characteristic.getValue();

    Log.d(TAG,/*from   www . ja  v a 2s  .  c  o m*/
            "onCharacteristicChanged: address : " + address + ", uuid:" + characteristic.getUuid().toString());

    // This is special handling for the Heart Rate Measurement profile.  Data parsing is
    // carried out as per profile specifications:
    // http://developer.bluetooth.org/gatt/characteristics/Pages/CharacteristicViewer.aspx?u=org.bluetooth.characteristic.heart_rate_measurement.xml
    if (UUID_HEART_RATE_MEASUREMENT.equals(characteristic.getUuid())) {
        int flag = characteristic.getProperties();
        int format = -1;
        if ((flag & 0x01) != 0) {
            format = BluetoothGattCharacteristic.FORMAT_UINT16;
            Log.d(TAG, "Heart rate format UINT16.");
        } else {
            format = BluetoothGattCharacteristic.FORMAT_UINT8;
            Log.d(TAG, "Heart rate format UINT8.");
        }
        final int heartRate = characteristic.getIntValue(format, 1);
        Log.d(TAG, String.format("Received heart rate: %d", heartRate));
        intent.putExtra(EXTRA_DATA, values);
    } else if (UUID_WEIGHT_MEASUREMENT.equals(characteristic.getUuid())) { // for weight scale
        int flag = values[0] & 0xff;
        Log.w(TAG, String.format("Measurement data received flag = %02x", flag));
        /**
         *  ? reserved field ? 2? ? ??.
         */
        if (address != null && address.startsWith(GattAttributes.XIAOMI_MAC_ADDRESS_FILTER)) {
            if (values == null || values.length <= 0 || (values[0] & 0xf0) != 0x20) {
                Log.d(TAG, "ignore ... flag 4nibble 0x20 is not ... ");
                return;
            }
        }

        ArrayList<WeightMeasurement> measurements = WeightMeasurement.parseWeightMeasurement(address,
                characteristic.getUuid().toString(), values);

        intent.putParcelableArrayListExtra(EXTRA_DATA, measurements);
    } else if (UUID_GLUCOSE_MEASUREMENT.equals(characteristic.getUuid())) {
        GlucoseMeasurement measurement = GlucoseMeasurement.parseGlucoseMeasurement(values);

        intent.putExtra(EXTRA_DATA, measurement);
    } else if (UUID_GLUCOSE_MEASUREMENT_CONTEXT.equals(characteristic.getUuid())) {

    } else if (UUID_RECORD_ACCESS_CONTROL_POINT.equals(characteristic.getUuid())) {
        RecordAccessControlPoint recordAccessControlPoint = RecordAccessControlPoint
                .parseRecordAccessControlPoint(values);
        intent.putExtra(EXTRA_DATA, recordAccessControlPoint);
    } else if (UUID.fromString(GattAttributes.CURRENT_TIME).equals(characteristic.getUuid())) {
        if (values != null && values.length > 0) {
            intent.putExtra(EXTRA_DATA, values);
        }
        //intent.putExtra(EXTRA_DATA, characteristic.getValue());
    } else {
        // For all other profiles, writes the data formatted in HEX.
        if (values != null && values.length > 0) {
            intent.putExtra(EXTRA_DATA, values);
        }
    }
    sendBroadcast(intent);
}

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