Example usage for android.bluetooth BluetoothGattCharacteristic getUuid

Introduction

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

Prototype

public UUID getUuid() 

Source Link

Document

Returns the UUID of this characteristic

Usage

From source file:Main.java

public static BluetoothGattCharacteristic findCharacteristic(UUID uuid,
        List<BluetoothGattCharacteristic> gattCharacteristics) {
    if (gattCharacteristics != null && gattCharacteristics.size() > 0) {
        for (BluetoothGattCharacteristic gattCharacteristic : gattCharacteristics) {
            if (gattCharacteristic != null) {
                if (gattCharacteristic.getUuid().equals(uuid)) {
                    return gattCharacteristic;
                }/*from   ww  w .  j  a v  a2  s . c  om*/
            }
        }
    }
    return null;
}

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From source file:nodomain.freeyourgadget.gadgetbridge.service.devices.miband2.operations.InitOperation.java

@Override
public boolean onCharacteristicChanged(BluetoothGatt gatt, BluetoothGattCharacteristic characteristic) {
    UUID characteristicUUID = characteristic.getUuid();
    if (MiBand2Service.UUID_CHARACTERISTIC_AUTH.equals(characteristicUUID)) {
        try {//from  ww  w. ja  v  a2  s.  c o m
            byte[] value = characteristic.getValue();
            getSupport().logMessageContent(value);
            if (value[0] == MiBand2Service.AUTH_RESPONSE && value[1] == MiBand2Service.AUTH_SEND_KEY
                    && value[2] == MiBand2Service.AUTH_SUCCESS) {
                TransactionBuilder builder = createTransactionBuilder("Sending the secret key to the band");
                builder.write(characteristic, requestAuthNumber());
                getSupport().performImmediately(builder);
            } else if (value[0] == MiBand2Service.AUTH_RESPONSE
                    && value[1] == MiBand2Service.AUTH_REQUEST_RANDOM_AUTH_NUMBER
                    && value[2] == MiBand2Service.AUTH_SUCCESS) {
                // md5??
                byte[] eValue = handleAESAuth(value, getSecretKey());
                byte[] responseValue = org.apache.commons.lang3.ArrayUtils.addAll(
                        new byte[] { MiBand2Service.AUTH_SEND_ENCRYPTED_AUTH_NUMBER, MiBand2Service.AUTH_BYTE },
                        eValue);

                TransactionBuilder builder = createTransactionBuilder(
                        "Sending the encrypted random key to the band");
                builder.write(characteristic, responseValue);
                getSupport().setCurrentTimeWithService(builder);
                getSupport().performImmediately(builder);
            } else if (value[0] == MiBand2Service.AUTH_RESPONSE
                    && value[1] == MiBand2Service.AUTH_SEND_ENCRYPTED_AUTH_NUMBER
                    && value[2] == MiBand2Service.AUTH_SUCCESS) {
                TransactionBuilder builder = createTransactionBuilder("Authenticated, now initialize phase 2");
                builder.add(new SetDeviceStateAction(getDevice(), GBDevice.State.INITIALIZING, getContext()));
                getSupport().requestDeviceInfo(builder);
                getSupport().phase2Initialize(builder);
                getSupport().setInitialized(builder);
                getSupport().performImmediately(builder);
            } else {
                return super.onCharacteristicChanged(gatt, characteristic);
            }
        } catch (Exception e) {
            GB.toast(getContext(), "Error authenticating Mi Band 2", Toast.LENGTH_LONG, GB.ERROR, e);
        }
        return true;
    } else {
        LOG.info("Unhandled characteristic changed: " + characteristicUUID);
        return super.onCharacteristicChanged(gatt, characteristic);
    }
}

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From source file:com.megster.cordova.rfduino.Peripheral.java

@Override
public void onCharacteristicChanged(BluetoothGatt gatt, BluetoothGattCharacteristic characteristic) {

    super.onCharacteristicChanged(gatt, characteristic);
    if (characteristic.getUuid().equals(RECEIVE_CHARACTERISTIC_UUID)) {
        PluginResult result = new PluginResult(PluginResult.Status.OK, characteristic.getValue());
        result.setKeepCallback(true);/*from  w w  w. j  a  va  2s .c  om*/
        onDataCallback.sendPluginResult(result);
    }
}

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From source file:com.cypress.cysmart.BLEServiceFragments.GlucoseService.java

/**
 * Method to get required characteristics from service
 *//*  w  w w.j  av a 2s  .com*/
void getGattData() {
    List<BluetoothGattCharacteristic> gattCharacteristics = mservice.getCharacteristics();
    for (BluetoothGattCharacteristic gattCharacteristic : gattCharacteristics) {
        String uuidchara = gattCharacteristic.getUuid().toString();

        if (uuidchara.equalsIgnoreCase(GattAttributes.GLUCOSE_COCNTRN)) {
            mNotifyCharacteristic = gattCharacteristic;
            prepareBroadcastDataNotify(mNotifyCharacteristic);
        }
    }
}

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From source file:com.orange.beaconme_sdk.ble.control.BeaconTagDeviceUpdater.java

private void onReadCharacteristic(BluetoothGattCharacteristic characteristic, BluetoothGatt gatt, int status) {
    Log.i("Updater", "onReadCharacteristic");
    UUID charUUID = characteristic.getUuid();
    for (WriteCharacteristicCommand command : commands) {
        if (command.getCharacteristicUUID().equals(charUUID)) {
            if (characteristic.getValue() == null) {
                Log.e(TAG, String.format("read characteristic %s value=%s, status=%d", characteristic.getUuid(),
                        Arrays.toString(characteristic.getValue()), status));
            } else {
                byte[] newValue;
                if (command.getSwitchState() != WriteCharacteristicCommand.SwitchState.NONE) {
                    newValue = getEnablingValueForChar(characteristic,
                            command.getSwitchState() == WriteCharacteristicCommand.SwitchState.ENABLE);

                } else {
                    newValue = command.getBytesToUpload();
                }//from   w  ww  . j  a  v a2 s .  c  om
                if (!Arrays.equals(characteristic.getValue(), newValue)) {
                    characteristic.setValue(newValue);
                    queue(getWriteCharacteristicOperation(characteristic));
                } else {
                    doneUploadingUuid(characteristic.getUuid());
                }
            }
        }
    }
}

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From source file:com.orange.beaconme_sdk.ble.control.BeaconTagDeviceUpdater.java

private byte[] getEnablingValueForChar(BluetoothGattCharacteristic characteristic, boolean enable) {
    byte[] newValue = Arrays.copyOf(characteristic.getValue(), characteristic.getValue().length);
    if (characteristic.getUuid().equals(BeaconTagDevice.SLEEP_CHARACTERISTIC_UUID)) {
        newValue[0] = 0;//from www. j a  v a 2  s  .  c o m
        newValue[1] = 0;
    } else {
        newValue[0] = (byte) (enable ? 1 : 0);
    }
    return newValue;
}

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From source file:nodomain.freeyourgadget.gadgetbridge.service.devices.miband2.operations.FetchActivityOperation.java

@Override
public boolean onCharacteristicChanged(BluetoothGatt gatt, BluetoothGattCharacteristic characteristic) {
    UUID characteristicUUID = characteristic.getUuid();
    if (MiBand2Service.UUID_CHARACTERISTIC_5_ACTIVITY_DATA.equals(characteristicUUID)) {
        handleActivityNotif(characteristic.getValue());
        return true;
    } else if (MiBand2Service.UUID_UNKNOWN_CHARACTERISTIC4.equals(characteristicUUID)) {
        handleActivityMetadata(characteristic.getValue());
        return true;
    } else {/*from  w ww  .j  a  v a2s.  c om*/
        return super.onCharacteristicChanged(gatt, characteristic);
    }
}

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From source file:com.cypress.cysmart.BLEServiceFragments.BloodPressureService.java

/**
 * Method to get required characteristics from service
 *//*from   ww w  .  java2  s  .c  om*/
void getGattData() {
    List<BluetoothGattCharacteristic> gattCharacteristics = mService.getCharacteristics();

    for (BluetoothGattCharacteristic gattCharacteristic : gattCharacteristics) {
        String uuidchara = gattCharacteristic.getUuid().toString();
        if (uuidchara.equalsIgnoreCase(GattAttributes.BLOOD_PRESSURE_MEASUREMENT)) {
            mIndicateCharacteristic = gattCharacteristic;
            prepareBroadcastDataIndicate(gattCharacteristic);
            break;
        }

    }
}

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From source file:com.cypress.cysmart.BLEServiceFragments.BatteryInformationService.java

/**
 * Method to get required characteristics from service
 *//*from   ww w  .j  ava2  s .  co m*/
void getGattData() {
    List<BluetoothGattCharacteristic> gattCharacteristics = mService.getCharacteristics();
    for (BluetoothGattCharacteristic gattCharacteristic : gattCharacteristics) {
        String uuidchara = gattCharacteristic.getUuid().toString();
        if (uuidchara.equalsIgnoreCase(GattAttributes.BATTERY_LEVEL)) {
            mReadCharacteristic = gattCharacteristic;
            mNotifyCharacteristic = gattCharacteristic;

            /**
             * Checking the various GattCharacteristics and listing in the ListView
             */
            if (checkCharacteristicsPropertyPresence(gattCharacteristic.getProperties(),
                    BluetoothGattCharacteristic.PROPERTY_READ)) {
                mReadButton.setVisibility(View.VISIBLE);
            }
            if (checkCharacteristicsPropertyPresence(gattCharacteristic.getProperties(),
                    BluetoothGattCharacteristic.PROPERTY_NOTIFY)) {
                mNotifyButton.setVisibility(View.VISIBLE);
            }
            prepareBroadcastDataRead(gattCharacteristic);
            break;
        }
    }
}

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From source file:com.example.emulator.EmulatorFragment.java

@Override
public void notificationsDisabled(BluetoothGattCharacteristic characteristic) {
    if (characteristic.getUuid() != BATTERY_LEVEL_UUID) {
        return;//from   ww  w  .  j  a v a2s  . co  m
    }
    getActivity().runOnUiThread(new Runnable() {
        @Override
        public void run() {
            Toast.makeText(getActivity(), R.string.notificationsNotEnabled, Toast.LENGTH_SHORT).show();
        }
    });
    mDemoPractice.execute();
}

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