Example usage for android.bluetooth BluetoothGattService getCharacteristic

Introduction

In this page you can find the example usage for android.bluetooth BluetoothGattService getCharacteristic.

Prototype

public BluetoothGattCharacteristic getCharacteristic(UUID uuid) 

Source Link

Document

Returns a characteristic with a given UUID out of the list of characteristics offered by this service.

Usage

From source file:com.github.vgoliveira.panificadora.UartService.java

public void writeRXCharacteristic(byte[] value) {

    BluetoothGattService RxService = mBluetoothGatt.getService(RX_SERVICE_UUID);
    if (RxService == null) {
        Log.d(TAG, "Rx service not found!");
        broadcastUpdate(DEVICE_DOES_NOT_SUPPORT_UART);
        return;/* w ww. j a  v a 2s  .  c o m*/
    }
    BluetoothGattCharacteristic RxChar = RxService.getCharacteristic(RX_CHAR_UUID);
    if (RxChar == null) {
        showMessage("Rx charateristic not found!");
        Log.d(TAG, "Rx service not found!");
        broadcastUpdate(DEVICE_DOES_NOT_SUPPORT_UART);
        return;
    }
    boolean status_value_set = RxChar.setValue(value);
    boolean status_write = mBluetoothGatt.writeCharacteristic(RxChar);

    Log.d(TAG, "write RXchar set value - status=" + status_value_set);
    Log.d(TAG, "write RXchar - status=" + status_write);
    Log.d(TAG, "write RXchar - value[0/1]=" + value[0] + "/" + value[1]);
}

---

From source file:com.pandadentist.service.UartService.java

/**
 * Enable TXNotification/* w  w  w.  j ava2s  .c o  m*/
 *
 * @return
 */
public void enableTXNotification() {
    /*
    if (mBluetoothGatt == null) {
      showMessage("mBluetoothGatt null" + mBluetoothGatt);
      broadcastUpdate(DEVICE_DOES_NOT_SUPPORT_UART);
      return;
    }
      */
    BluetoothGattService RxService = mBluetoothGatt.getService(RX_SERVICE_UUID);
    if (RxService == null) {
        showMessage("Rx service not found!");
        broadcastUpdate(DEVICE_DOES_NOT_SUPPORT_UART);
        return;
    }
    BluetoothGattCharacteristic TxChar = RxService.getCharacteristic(TX_CHAR_UUID);
    if (TxChar == null) {
        showMessage("Tx charateristic not found!");
        broadcastUpdate(DEVICE_DOES_NOT_SUPPORT_UART);
        return;
    }
    mBluetoothGatt.setCharacteristicNotification(TxChar, true);

    BluetoothGattDescriptor descriptor = TxChar.getDescriptor(CCCD);
    descriptor.setValue(BluetoothGattDescriptor.ENABLE_NOTIFICATION_VALUE);
    mBluetoothGatt.writeDescriptor(descriptor);

}

---

From source file:com.chenls.smartlock.UartService.java

public void readCharacteristic(UUID uuid1, UUID uuid2) {

    BluetoothGattService batteryService = mBluetoothGatt.getService(uuid1);
    if (batteryService == null) {
        return;/*  w w w. j av a2  s.c  o m*/
    }
    BluetoothGattCharacteristic batteryLevel = batteryService.getCharacteristic(uuid2);
    if (batteryLevel == null) {
        return;
    }
    mBluetoothGatt.readCharacteristic(batteryLevel);
}

---

From source file:com.github.vgoliveira.panificadora.UartService.java

/**
 * Enable TXNotification//from  ww w .jav a 2  s  .  c  o m
 *
 * @return
 */

// No est sendo usadada na verso autal
public void enableTXNotification() {
    /*
    if (mBluetoothGatt == null) {
       showMessage("mBluetoothGatt null" + mBluetoothGatt);
       broadcastUpdate(DEVICE_DOES_NOT_SUPPORT_UART);
       return;
    }
       */
    BluetoothGattService RxService = mBluetoothGatt.getService(RX_SERVICE_UUID);
    if (RxService == null) {
        showMessage("Rx service not found!");
        broadcastUpdate(DEVICE_DOES_NOT_SUPPORT_UART);
        return;
    }
    BluetoothGattCharacteristic TxChar = RxService.getCharacteristic(TX_CHAR_UUID);
    if (TxChar == null) {
        showMessage("Tx charateristic not found!");
        broadcastUpdate(DEVICE_DOES_NOT_SUPPORT_UART);
        return;
    }
    mBluetoothGatt.setCharacteristicNotification(TxChar, true);

    BluetoothGattDescriptor descriptor = TxChar.getDescriptor(CCCD);
    descriptor.setValue(BluetoothGattDescriptor.ENABLE_NOTIFICATION_VALUE);
    mBluetoothGatt.writeDescriptor(descriptor);

}

---

From source file:com.huiwu.bluetooth.BluetoothService.java

/**
 * Enable TXNotification/*  ww w.  j  av a  2  s.  co  m*/
 *
 * @return
 */
public void enableTXNotification(boolean enable) {
    /*
    if (mBluetoothGatt == null) {
      showMessage("mBluetoothGatt null" + mBluetoothGatt);
      broadcastUpdate(DEVICE_DOES_NOT_SUPPORT_UART);
      return;
    }
      */
    BluetoothGattService RxService = mBluetoothGatt.getService(RX_SERVICE_UUID);
    if (RxService == null) {
        showMessage("Rx service not found!");
        broadcastUpdate(DEVICE_DOES_NOT_SUPPORT_UART);
        return;
    }
    BluetoothGattCharacteristic TxChar = RxService.getCharacteristic(TX_CHAR_UUID);
    if (TxChar == null) {
        showMessage("Tx charateristic not found!");
        broadcastUpdate(DEVICE_DOES_NOT_SUPPORT_UART);
        return;
    }
    mBluetoothGatt.setCharacteristicNotification(TxChar, true);

    BluetoothGattDescriptor descriptor = TxChar.getDescriptor(CCCD);
    if (enable) {
        descriptor.setValue(BluetoothGattDescriptor.ENABLE_NOTIFICATION_VALUE);
    } else {
        descriptor.setValue(BluetoothGattDescriptor.DISABLE_NOTIFICATION_VALUE);
    }
    mBluetoothGatt.writeDescriptor(descriptor);

}

---

From source file:com.example.UART.UartService.java

/**
 * Enable TXNotification//from  w  ww  .  ja va  2s  .  co m
 *
 * @return 
 */
@SuppressLint("NewApi")
public void enableTXNotification() {

    if (mBluetoothGatt == null) {
        showMessage("mBluetoothGatt null" + mBluetoothGatt);
        broadcastUpdate(DEVICE_DOES_NOT_SUPPORT_UART);
        return;
    }

    BluetoothGattService RxService = mBluetoothGatt.getService(RX_SERVICE_UUID);
    if (RxService == null) {
        showMessage("Rx service not found!");
        broadcastUpdate(DEVICE_DOES_NOT_SUPPORT_UART);
        return;
    }
    BluetoothGattCharacteristic TxChar = RxService.getCharacteristic(TX_CHAR_UUID);
    if (TxChar == null) {
        showMessage("Tx charateristic not found!");
        broadcastUpdate(DEVICE_DOES_NOT_SUPPORT_UART);
        return;
    }
    mBluetoothGatt.setCharacteristicNotification(TxChar, true);

    BluetoothGattDescriptor descriptor = TxChar.getDescriptor(CCCD);
    descriptor.setValue(BluetoothGattDescriptor.ENABLE_NOTIFICATION_VALUE);
    mBluetoothGatt.writeDescriptor(descriptor);

}

---

From source file:com.kraker.myocmd.TestService1.DeviceControlActivity.java

private void displayGattServices(List<BluetoothGattService> gattServices) {
    if (gattServices == null)
        return;//w ww.j  av a2s  . co  m
    String uuid = null;
    String unknownServiceString = getResources().getString(R.string.unknown_service);
    ArrayList<HashMap<String, String>> gattServiceData = new ArrayList<HashMap<String, String>>();
    // Loops through available GATT Services.
    for (BluetoothGattService gattService : gattServices) {
        HashMap<String, String> currentServiceData = new HashMap<String, String>();
        uuid = gattService.getUuid().toString();
        currentServiceData.put(LIST_NAME, SampleGattAttributes.lookup(uuid, unknownServiceString));
        currentServiceData.put(LIST_UUID, uuid);
        gattServiceData.add(currentServiceData);
        characteristicTX = gattService.getCharacteristic(BluetoothLeService.UUID_HM_RX_TX);
        characteristicRX = gattService.getCharacteristic(BluetoothLeService.UUID_HM_RX_TX);
    }
}

---

From source file:de.blinkt.openvpn.bluetooth.service.UartService.java

public void setDescriptor(BluetoothGattService rxService, UUID uuid) {
    CommonTools.delayTime(150);/*from ww w  . j a  v  a 2  s. c o m*/
    BluetoothGattCharacteristic TxChar = rxService.getCharacteristic(uuid);
    if (TxChar == null) {
        showMessage("Tx charateristic not found!");
        broadcastUpdate(DEVICE_DOES_NOT_SUPPORT_UART);
        return;
    }

    //      final int rxProperties = TxChar.getProperties();
    //      boolean writeRequest = (rxProperties & BluetoothGattCharacteristic.PROPERTY_WRITE) > 0;
    //
    //      // Set the WRITE REQUEST type when the characteristic supports it. This will allow to send long write (also if the characteristic support it).
    //      // In case there is no WRITE REQUEST property, this manager will divide texts longer then 20 bytes into up to 20 bytes chunks.
    //      if (writeRequest)
    //         TxChar.setWriteType(BluetoothGattCharacteristic.WRITE_TYPE_DEFAULT);

    mBluetoothGatt.setCharacteristicNotification(TxChar, true);

    BluetoothGattDescriptor descriptor = TxChar.getDescriptor(CCCD);
    descriptor.setValue(BluetoothGattDescriptor.ENABLE_NOTIFICATION_VALUE);
    //      mBluetoothGatt.readDescriptor(descriptor);
    mBluetoothGatt.writeDescriptor(descriptor);
    //??
    broadcastUpdate(FINDED_SERVICE);
}

---

From source file:com.aprilbrother.blueduino.UartService.java

/**
 * Enable TXNotification/*from   w w w. j av  a2  s.  c  om*/
 * 
 * @return
 */
public void enableTXNotification() {
    /*
     * if (mBluetoothGatt == null) { showMessage("mBluetoothGatt null" +
     * mBluetoothGatt); broadcastUpdate(DEVICE_DOES_NOT_SUPPORT_UART);
     * return; }
     */

    BluetoothGattService RxService = mBluetoothGatt.getService(RX_SERVICE_UUID);
    if (RxService == null) {

        showMessage("Rx service not found!");
        broadcastUpdate(DEVICE_DOES_NOT_SUPPORT_UART);
        return;
    }
    BluetoothGattCharacteristic TxChar = RxService.getCharacteristic(TX_CHAR_UUID);
    if (TxChar == null) {
        showMessage("Tx charateristic not found!");
        broadcastUpdate(DEVICE_DOES_NOT_SUPPORT_UART);
        return;
    }
    mBluetoothGatt.setCharacteristicNotification(TxChar, true);
    BluetoothGattDescriptor descriptor = TxChar.getDescriptor(CCCD);
    descriptor.setValue(BluetoothGattDescriptor.ENABLE_NOTIFICATION_VALUE);
    mBluetoothGatt.writeDescriptor(descriptor);

}

---

From source file:com.example.kevin.health.ble.UartService.java

/**
 * Enable TXNotification/*w  ww. ja v  a  2s .  c  o  m*/
 *
 * @return 
 */
public void enableHRNotification() {
    /*
    if (mBluetoothGatt == null) {
       showMessage("mBluetoothGatt null" + mBluetoothGatt);
       broadcastUpdate(DEVICE_DOES_NOT_SUPPORT);
       return;
    }
       */
    BluetoothGattService HRService = mBluetoothGatt.getService(HR_SERVICE_UUID);
    if (HRService == null) {
        showMessage("HR service not found!");
        broadcastUpdate(DEVICE_DOES_NOT_SUPPORT);
        return;
    }
    BluetoothGattCharacteristic TxChar = HRService.getCharacteristic(HR_CHAR_UUID);
    if (TxChar == null) {
        showMessage("HR charateristic not found!");
        broadcastUpdate(DEVICE_DOES_NOT_SUPPORT);
        return;
    }
    mBluetoothGatt.setCharacteristicNotification(TxChar, true);

    BluetoothGattDescriptor descriptor = TxChar.getDescriptor(CCCD);
    descriptor.setValue(BluetoothGattDescriptor.ENABLE_NOTIFICATION_VALUE);
    mBluetoothGatt.writeDescriptor(descriptor);
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• »