private void getCharacteristics(List<BluetoothGattService> gattServices) {
Boolean tx = false;
Boolean rx = false;
if (gattServices == null) return;
List<BluetoothGattCharacteristic> gattCharacteristics =
new ArrayList<BluetoothGattCharacteristic>();
for (BluetoothGattService gattService : gattServices) {
if (gattService.getUuid().equals(UART_UUID)) {
gattCharacteristics = gattService.getCharacteristics();
for (BluetoothGattCharacteristic gattCharacteristic : gattCharacteristics) {
if (gattCharacteristic.getUuid().equals(TX_UUID)) {
target_character = gattCharacteristic;
// Sleep a bit
try {
Thread.sleep(200);
} catch (InterruptedException e) {
e.printStackTrace();
}
sendCurrentTime();
sendClearToSend();
}
}
}
}
}
@SuppressLint("DefaultLocale")
@Override
public void onReceive(Context context, Intent intent) {
final String action = intent.getAction();
System.out.println("mGattUpdateReceiver->onReceive->action=" + action);
if (BluetoothLeService.ACTION_GATT_CONNECTED.equals(action)) {
mConnected = true;
mHandler.removeCallbacks(mConnectingOverTimeRunnable);
} else if (BluetoothLeService.ACTION_GATT_DISCONNECTED.equals(action)) {
mConnected = false;
mConnectionState = connectionStateEnum.isToScan;
onConectionStateChange(mConnectionState);
mHandler.removeCallbacks(mDisonnectingOverTimeRunnable);
mBluetoothLeService.close();
} else if (BluetoothLeService.ACTION_GATT_SERVICES_DISCOVERED.equals(action)) {
// Show all the supported services and characteristics on the user interface.
for (BluetoothGattService gattService :
mBluetoothLeService.getSupportedGattServices()) {
System.out.println(
"ACTION_GATT_SERVICES_DISCOVERED " + gattService.getUuid().toString());
}
getGattServices(mBluetoothLeService.getSupportedGattServices());
} else if (BluetoothLeService.ACTION_DATA_AVAILABLE.equals(action)) {
if (mSCharacteristic == mModelNumberCharacteristic) {
if (intent
.getStringExtra(BluetoothLeService.EXTRA_DATA)
.toUpperCase()
.startsWith("DF BLUNO")) {
mBluetoothLeService.setCharacteristicNotification(mSCharacteristic, false);
mSCharacteristic = mCommandCharacteristic;
mSCharacteristic.setValue(mPassword);
mBluetoothLeService.writeCharacteristic(mSCharacteristic);
mSCharacteristic.setValue(mBaudrateBuffer);
mBluetoothLeService.writeCharacteristic(mSCharacteristic);
mSCharacteristic = mSerialPortCharacteristic;
mBluetoothLeService.setCharacteristicNotification(mSCharacteristic, true);
mConnectionState = connectionStateEnum.isConnected;
onConectionStateChange(mConnectionState);
} else {
Toast.makeText(mainContext, "Please select DFRobot devices", Toast.LENGTH_SHORT)
.show();
mConnectionState = connectionStateEnum.isToScan;
onConectionStateChange(mConnectionState);
}
} else if (mSCharacteristic == mSerialPortCharacteristic) {
onSerialReceived(intent.getStringExtra(BluetoothLeService.EXTRA_DATA));
}
System.out.println(
"displayData " + intent.getStringExtra(BluetoothLeService.EXTRA_DATA));
//
// mPlainProtocol.mReceivedframe.append(intent.getStringExtra(BluetoothLeService.EXTRA_DATA)) ;
// System.out.print("mPlainProtocol.mReceivedframe:");
// System.out.println(mPlainProtocol.mReceivedframe.toString());
}
}
public static boolean qppEnable(
BluetoothGatt bluetoothGatt, String qppServiceUUID, String writeCharUUID) {
resetQppField();
if (qppServiceUUID != null) uuidQppService = qppServiceUUID;
if (writeCharUUID != null) uuidQppCharWrite = writeCharUUID;
if (bluetoothGatt == null || qppServiceUUID.isEmpty() || writeCharUUID.isEmpty()) {
Log.e(TAG, "invalid arguments");
return false;
}
BluetoothGattService qppService = bluetoothGatt.getService(UUID.fromString(qppServiceUUID));
if (qppService == null) {
Log.e(TAG, "Qpp service not found");
return false;
}
List<BluetoothGattCharacteristic> gattCharacteristics = qppService.getCharacteristics();
for (int j = 0; j < gattCharacteristics.size(); j++) {
BluetoothGattCharacteristic chara = gattCharacteristics.get(j);
if (chara.getUuid().toString().equals(writeCharUUID)) {
// Log.i(TAG,"Wr char is "+chara.getUuid().toString());
writeCharacteristic = chara;
} else if (chara.getProperties() == BluetoothGattCharacteristic.PROPERTY_NOTIFY) {
// Log.i(TAG,"NotiChar UUID is : "+chara.getUuid().toString());
notifyCharacteristic = chara;
arrayNtfCharList.add(chara);
}
}
if (!setCharacteristicNotification(bluetoothGatt, arrayNtfCharList.get(0), true)) return false;
notifyCharaIndex++;
return true;
}
// Demonstrates how to iterate through the supported GATT Services/Characteristics.
// In this sample, we populate the data structure that is bound to the ExpandableListView
// on the UI.
private void displayGattServices(List<BluetoothGattService> gattServices) {
if (DEBUG) Log.d(TAG, "displayGattServices");
if (gattServices == null) return;
String uuid = null;
String unknownServiceString = "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));
// If the service exists for HM 10 Serial, say so.
if (SampleGattAttributes.lookup(uuid, unknownServiceString) == "HM 10 Serial") {
if (DEBUG) Log.d(TAG, "Found serial service");
} else {
if (ERROR) Log.e(TAG, "Unable to find the serial service for BT device");
}
currentServiceData.put(LIST_UUID, uuid);
gattServiceData.add(currentServiceData);
// get characteristic when UUID matches RX/TX UUID
characteristicTX = gattService.getCharacteristic(UUID_HM_RX_TX);
characteristicRX = gattService.getCharacteristic(UUID_HM_RX_TX);
if (characteristicRX != null) setCharacteristicNotification(characteristicRX, true);
}
}
public void writeCharacter(String address) {
BluetoothGattService alarmService = null;
BluetoothGattCharacteristic alarmCharacter = null;
if (mBluetoothGatt != null) {
alarmService = mBluetoothGatt.getService(SERVIE_UUID);
}
if (alarmService == null) {
showMessage("link loss Alert service not found!");
return;
}
alarmCharacter =
alarmService.getCharacteristic(UUID.fromString("00002a06-0000-1000-8000-00805f9b34fb"));
if (alarmCharacter == null) {
connect(address);
showMessage("link loss Alert Level charateristic not found!");
return;
}
alarmCharacter.setWriteType(BluetoothGattCharacteristic.WRITE_TYPE_NO_RESPONSE);
byte[] value = {0x01};
alarmCharacter.setValue(value);
mBluetoothGatt.writeCharacteristic(alarmCharacter);
}
@Override
public void onReceive(Context context, Intent intent) {
final String action = intent.getAction();
if (BluetoothLeService.ACTION_GATT_CONNECTED.equals(action)) {
mConnected = true;
updateConnectionState(R.string.connected);
invalidateOptionsMenu();
} else if (BluetoothLeService.ACTION_GATT_DISCONNECTED.equals(action)) {
mConnected = false;
updateConnectionState(R.string.disconnected);
invalidateOptionsMenu();
} else if (BluetoothLeService.ACTION_GATT_SERVICES_DISCOVERED.equals(action)) {
BluetoothGattService gattService = mBluetoothLeService.getSoftSerialService();
characteristicTX = gattService.getCharacteristic(BluetoothLeService.UUID_HM_RX_TX);
// characteristicRX = gattService.getCharacteristic(BluetoothLeService.UUID_HM_RX_TX);
characteristicRX = characteristicTX;
if ((gattService != null) && (characteristicTX != null)) {
mBluetoothLeService.setCharacteristicNotification(characteristicTX, true);
isSerial.setText("Serial ready");
updateReadyState(R.string.ready);
} else {
isSerial.setText("Serial can't be found");
}
} else if (BluetoothLeService.ACTION_DATA_AVAILABLE.equals(action)) {
displayData(intent.getStringExtra(mBluetoothLeService.EXTRA_DATA));
}
}
public ProgramInfo(byte[] mImage, SensorTagDevice device) {
// this.mFileImgHdr = mFileImgHdr;
mFileImgHdr = new ImageHdr(mImage);
mFileBuffer = mImage;
this.mBtLeService = BluetoothLeService.getInstance();
this.deviceAddress = device.getAddress();
BluetoothGattService mOadService = device.getOadService();
BluetoothGattService mConnControlService = device.getConnControlService();
// Characteristics list
List<BluetoothGattCharacteristic> mCharListOad = mOadService.getCharacteristics();
List<BluetoothGattCharacteristic> mCharListCc = mConnControlService.getCharacteristics();
mServiceOk = mCharListOad.size() == 2 && mCharListCc.size() >= 3;
if (mServiceOk) {
mCharIdentify = mCharListOad.get(0);
mCharBlock = mCharListOad.get(1);
mCharBlock.setWriteType(BluetoothGattCharacteristic.WRITE_TYPE_NO_RESPONSE);
mCharConnReq = mCharListCc.get(1);
mBtLeService.setCharacteristicNotification(deviceAddress, mCharBlock, true);
if (Build.VERSION.SDK_INT >= 21) {
mBtLeService.requestConnectionPriority(
deviceAddress, BluetoothGatt.CONNECTION_PRIORITY_HIGH);
}
setConnectionParameters();
}
}
/** Function for writing value to characteristic */
public void writeCharacteristic(int index, UUID service, UUID characteristic, byte[] value) {
BluetoothGattService Service;
BluetoothGattCharacteristic Characteristic;
if (index < 0 || index > mBluetoothGatt.length) {
Log.e(TAG, "Read char index out of bound");
return;
}
if (mBluetoothGatt[index] == null) {
Log.e(TAG, "GATT isn't connected");
return;
}
if (service != null && characteristic != null) {
Service = mBluetoothGatt[index].getService(service);
if (Service == null) {
Log.e(TAG, "Service not found");
return;
}
Characteristic = Service.getCharacteristic(characteristic);
if (Characteristic == null) {
Log.e(TAG, "Characteristic not found");
return;
}
Characteristic.setValue(value);
// Characteristic.setWriteType(BluetoothGattCharacteristic.WRITE_TYPE_NO_RESPONSE);
mBluetoothGatt[index].writeCharacteristic(Characteristic);
}
}
public void readCharateristic(int index, UUID service, UUID characteristic) {
BluetoothGattService Service;
BluetoothGattCharacteristic Characteristic;
if (index < 0 || index > mBluetoothGatt.length) {
Log.e(TAG, "Read char index out of bound");
return;
}
if (mBluetoothGatt[index] == null) {
Log.e(TAG, "GATT isn't connected");
return;
}
if (service != null && characteristic != null) {
Service = mBluetoothGatt[index].getService(service);
if (Service == null) {
Log.e(TAG, "Service not found");
return;
}
Characteristic = Service.getCharacteristic(characteristic);
if (Characteristic == null) {
Log.e(TAG, "Characteristic not found");
return;
}
if (!mBluetoothGatt[index].readCharacteristic(Characteristic)) Log.e(TAG, "Read Failed");
}
}
public void enableNotification(int index, UUID service, UUID characteristic) {
BluetoothGattService Service;
BluetoothGattCharacteristic Characteristic;
BluetoothGattDescriptor Descriptor;
if (index < 0 || index > mBluetoothGatt.length) {
Log.e(TAG, "Read char index out of bound");
return;
}
if (mBluetoothGatt[index] == null) {
Log.e(TAG, "GATT isn't connected");
return;
}
if (service != null && characteristic != null) {
Service = mBluetoothGatt[index].getService(service);
if (Service == null) {
Log.e(TAG, "Service not found");
return;
}
Characteristic = Service.getCharacteristic(characteristic);
if (Characteristic == null) {
Log.e(TAG, "Characteristic not found");
return;
}
mBluetoothGatt[index].setCharacteristicNotification(Characteristic, true);
Descriptor = Characteristic.getDescriptor(CCCD);
Descriptor.setValue(BluetoothGattDescriptor.ENABLE_NOTIFICATION_VALUE);
mBluetoothGatt[index].writeDescriptor(Descriptor);
Log.i(TAG, "CCCD set");
}
}
// Some peripherals re-use UUIDs for multiple characteristics so we need to check the properties
// and UUID of all characteristics instead of using service.getCharacteristic(characteristicUUID)
private BluetoothGattCharacteristic findWritableCharacteristic(
BluetoothGattService service, UUID characteristicUUID, int writeType) {
try {
BluetoothGattCharacteristic characteristic = null;
// get write property
int writeProperty = BluetoothGattCharacteristic.PROPERTY_WRITE;
if (writeType == BluetoothGattCharacteristic.WRITE_TYPE_NO_RESPONSE) {
writeProperty = BluetoothGattCharacteristic.PROPERTY_WRITE_NO_RESPONSE;
}
List<BluetoothGattCharacteristic> characteristics = service.getCharacteristics();
for (BluetoothGattCharacteristic c : characteristics) {
if ((c.getProperties() & writeProperty) != 0 && characteristicUUID.equals(c.getUuid())) {
characteristic = c;
break;
}
}
// As a last resort, try and find ANY characteristic with this UUID, even if it doesn't have
// the correct properties
if (characteristic == null) {
characteristic = service.getCharacteristic(characteristicUUID);
}
return characteristic;
} catch (Exception e) {
Log.e(LOG_TAG, "Errore su findWritableCharacteristic", e);
return null;
}
}
public void getBatteryLevel() {
BluetoothGattService service = mBluetoothLeService.GetBluetoothGattService(BATTERY_SERVICE);
if (service != null) {
BluetoothGattCharacteristic batteryLevel = service.getCharacteristic(KEY_BATTERY_LEVEL);
mBluetoothLeService.readCharacteristic(batteryLevel);
}
}
@Override
public boolean isRequiredServiceSupported(final BluetoothGatt gatt) {
final BluetoothGattService service = gatt.getService(UART_SERVICE_UUID);
if (service != null) {
mTXCharacteristic = service.getCharacteristic(UART_TX_CHARACTERISTIC_UUID);
mRXCharacteristic = service.getCharacteristic(UART_RX_CHARACTERISTIC_UUID);
}
return mTXCharacteristic != null && mRXCharacteristic != null;
}
public JSONObject asJSONObject(BluetoothGatt gatt) {
JSONObject json = asJSONObject();
try {
JSONArray servicesArray = new JSONArray();
JSONArray characteristicsArray = new JSONArray();
json.put("services", servicesArray);
json.put("characteristics", characteristicsArray);
if (connected && gatt != null) {
for (BluetoothGattService service : gatt.getServices()) {
servicesArray.put(UUIDHelper.uuidToString(service.getUuid()));
for (BluetoothGattCharacteristic characteristic : service.getCharacteristics()) {
JSONObject characteristicsJSON = new JSONObject();
characteristicsArray.put(characteristicsJSON);
characteristicsJSON.put("service", UUIDHelper.uuidToString(service.getUuid()));
characteristicsJSON.put(
"characteristic", UUIDHelper.uuidToString(characteristic.getUuid()));
// characteristicsJSON.put("instanceId", characteristic.getInstanceId());
characteristicsJSON.put("properties", Helper.decodeProperties(characteristic));
// characteristicsJSON.put("propertiesValue", characteristic.getProperties());
if (characteristic.getPermissions() > 0) {
characteristicsJSON.put("permissions", Helper.decodePermissions(characteristic));
// characteristicsJSON.put("permissionsValue", characteristic.getPermissions());
}
JSONArray descriptorsArray = new JSONArray();
for (BluetoothGattDescriptor descriptor : characteristic.getDescriptors()) {
JSONObject descriptorJSON = new JSONObject();
descriptorJSON.put("uuid", UUIDHelper.uuidToString(descriptor.getUuid()));
descriptorJSON.put("value", descriptor.getValue()); // always blank
if (descriptor.getPermissions() > 0) {
descriptorJSON.put("permissions", Helper.decodePermissions(descriptor));
// descriptorJSON.put("permissionsValue", descriptor.getPermissions());
}
descriptorsArray.put(descriptorJSON);
}
if (descriptorsArray.length() > 0) {
characteristicsJSON.put("descriptors", descriptorsArray);
}
}
}
}
} catch (JSONException e) { // TODO better error handling
e.printStackTrace();
}
return json;
}
@Override
public void writeToParcel(Parcel dest, int flags) {
UUIDUtils.writeToParcel(mService.getUuid(), dest);
dest.writeInt(mService.getType());
dest.writeInt(mService.getCharacteristics().size());
for (BluetoothGattCharacteristic characteristic : mService.getCharacteristics()) {
BTCharacteristicProfile profile = new BTCharacteristicProfile(characteristic);
profile.writeToParcel(dest, flags);
}
}
@Override
public boolean isRequiredServiceSupported(final BluetoothGatt gatt) {
final BluetoothGattService service =
gatt.getService(CYCLING_SPEED_AND_CADENCE_SERVICE_UUID);
if (service != null) {
mCSCMeasurementCharacteristic =
service.getCharacteristic(CSC_MEASUREMENT_CHARACTERISTIC_UUID);
}
return mCSCMeasurementCharacteristic != null;
}
@Override
public void onServicesDiscovered(BluetoothGatt gatt, int status) {
BluetoothGattService mOximeterMeasurement = gatt.getService(Service.OXIMETER);
if (mOximeterMeasurement != null) {
BluetoothGattCharacteristic characteristic =
mOximeterMeasurement.getCharacteristic(Characteristic.OXIMETER);
if (characteristic != null) {
setCharacteristic(gatt, characteristic, BluetoothGattDescriptor.ENABLE_NOTIFICATION_VALUE);
}
}
}
private void enableNotifications(BluetoothGatt gatt, UUID serviceUuid, UUID dataUuid) {
UUID CCC = UUID.fromString("00002902-0000-1000-8000-00805f9b34fb");
BluetoothGattService service = gatt.getService(serviceUuid);
BluetoothGattCharacteristic dataCharacteristic = service.getCharacteristic(dataUuid);
gatt.setCharacteristicNotification(dataCharacteristic, true); // Enabled locally
BluetoothGattDescriptor config = dataCharacteristic.getDescriptor(CCC);
config.setValue(BluetoothGattDescriptor.ENABLE_NOTIFICATION_VALUE);
gatt.writeDescriptor(config); // Enabled remotely
}
private void turnOnService(BluetoothGatt gatt, UUID serviceUUID, UUID configUUID) {
BluetoothGattService humService = gatt.getService(serviceUUID);
BluetoothGattCharacteristic config = humService.getCharacteristic(configUUID);
config.setValue(
new byte[] {
1
}); // 01 for Humidity; 01 for +-2g deviation//NB: the config value is different for the
// Gyroscope
gatt.writeCharacteristic(config);
}
@Override
public boolean isRequiredServiceSupported(final BluetoothGatt gatt) {
final BluetoothGattService service = gatt.getService(GLS_SERVICE_UUID);
if (service != null) {
mGlucoseMeasurementCharacteristic = service.getCharacteristic(GM_CHARACTERISTIC);
mGlucoseMeasurementContextCharacteristic =
service.getCharacteristic(GM_CONTEXT_CHARACTERISTIC);
mRecordAccessControlPointCharacteristic =
service.getCharacteristic(RACP_CHARACTERISTIC);
}
return mGlucoseMeasurementCharacteristic != null
&& mRecordAccessControlPointCharacteristic != null;
}
public void showServicesAndCharacteristics() {
for (BluetoothGattService service : this.io.gatt.getServices()) {
Log.d(TAG, "onServicesDiscovered:" + service.getUuid());
for (BluetoothGattCharacteristic characteristic : service.getCharacteristics()) {
Log.d(TAG, " char:" + characteristic.getUuid());
for (BluetoothGattDescriptor descriptor : characteristic.getDescriptors()) {
Log.d(TAG, " descriptor:" + descriptor.getUuid());
}
}
}
}
private void getGattServices(List<BluetoothGattService> gattServices) {
if (gattServices == null) return;
String uuid = null;
mModelNumberCharacteristic = null;
mSerialPortCharacteristic = null;
mCommandCharacteristic = null;
mGattCharacteristics = new ArrayList<ArrayList<BluetoothGattCharacteristic>>();
// Loops through available GATT Services.
for (BluetoothGattService gattService : gattServices) {
uuid = gattService.getUuid().toString();
System.out.println("displayGattServices + uuid=" + uuid);
List<BluetoothGattCharacteristic> gattCharacteristics = gattService.getCharacteristics();
ArrayList<BluetoothGattCharacteristic> charas = new ArrayList<BluetoothGattCharacteristic>();
// Loops through available Characteristics.
for (BluetoothGattCharacteristic gattCharacteristic : gattCharacteristics) {
charas.add(gattCharacteristic);
uuid = gattCharacteristic.getUuid().toString();
if (uuid.equals(ModelNumberStringUUID)) {
mModelNumberCharacteristic = gattCharacteristic;
System.out.println(
"mModelNumberCharacteristic " + mModelNumberCharacteristic.getUuid().toString());
} else if (uuid.equals(SerialPortUUID)) {
mSerialPortCharacteristic = gattCharacteristic;
System.out.println(
"mSerialPortCharacteristic " + mSerialPortCharacteristic.getUuid().toString());
// updateConnectionState(R.string.comm_establish);
} else if (uuid.equals(CommandUUID)) {
mCommandCharacteristic = gattCharacteristic;
System.out.println(
"mSerialPortCharacteristic " + mSerialPortCharacteristic.getUuid().toString());
// updateConnectionState(R.string.comm_establish);
}
}
mGattCharacteristics.add(charas);
}
if (mModelNumberCharacteristic == null
|| mSerialPortCharacteristic == null
|| mCommandCharacteristic == null) {
Toast.makeText(mainContext, "Please select DFRobot devices", Toast.LENGTH_SHORT).show();
mConnectionState = connectionStateEnum.isToScan;
onConectionStateChange(mConnectionState);
} else {
mSCharacteristic = mModelNumberCharacteristic;
mBluetoothLeService.setCharacteristicNotification(mSCharacteristic, true);
mBluetoothLeService.readCharacteristic(mSCharacteristic);
}
}
public void getCharacteristic(List<BluetoothGattService> gattServices) {
this.gattServices = gattServices;
String uuid = null;
UUID uuuid = null;
String uuidDescr = "";
BleNameResolver resolver = new BleNameResolver();
BluetoothGattCharacteristic characteristic = null;
BluetoothGattService targetGattService = null;
List<BluetoothGattCharacteristic> gattCharacteristics = null;
// get target gattservice
for (BluetoothGattService gattService : gattServices) {
uuuid = gattService.getUuid();
uuid = gattService.getUuid().toString();
uuidDescr = resolver.resolveServiceName(uuid);
gattCharacteristics = gattService.getCharacteristics();
if (uuid.equals(BATTERY_SERVICE.toString())) {
targetGatBatteryService = gattService;
BluetoothGattCharacteristic readGattCharacteristic =
targetGatBatteryService.getCharacteristic(KEY_BATTERY_LEVEL);
if (readGattCharacteristic != null) {
mBluetoothLeService.setCharacteristicNotification(readGattCharacteristic, true);
}
}
if (uuid.equals(targetServiceUuid.toString())) {
targetGattService = gattService;
BluetoothGattCharacteristic readGattCharacteristic =
targetGattService.getCharacteristic(readUUID);
if (readGattCharacteristic != null) {
mBluetoothLeService.setCharacteristicNotification(readGattCharacteristic, true);
}
// break;
}
}
if (targetGattService != null) {
Toast.makeText(context, "get service ok", Toast.LENGTH_SHORT).show();
} else {
Toast.makeText(context, "not support this BLE module", Toast.LENGTH_SHORT).show();
// return ;
}
gattCharacteristics = targetGattService.getCharacteristics();
targetGattCharacteristic = targetGattService.getCharacteristic(targetCharacterUuid);
BluetoothGattCharacteristic readGattCharacteristic =
targetGattService.getCharacteristic(readUUID);
if (readGattCharacteristic != null)
mBluetoothLeService.setCharacteristicNotification(readGattCharacteristic, true);
}
// Demonstrates how to iterate through the supported GATT Services/Characteristics.
// In this sample, we populate the data structure that is bound to the ExpandableListView
// on the UI.
private void displayGattServices(List<BluetoothGattService> gattServices) {
if (gattServices == null) return;
String uuid = null;
String unknownServiceString = getResources().getString(R.string.unknown_service);
String unknownCharaString = getResources().getString(R.string.unknown_characteristic);
ArrayList<HashMap<String, String>> gattServiceData = new ArrayList<HashMap<String, String>>();
ArrayList<ArrayList<HashMap<String, String>>> gattCharacteristicData =
new ArrayList<ArrayList<HashMap<String, String>>>();
mGattCharacteristics = new ArrayList<ArrayList<BluetoothGattCharacteristic>>();
// Loops through available GATT Services.
for (BluetoothGattService gattService : gattServices) {
HashMap<String, String> currentServiceData = new HashMap<String, String>();
currentServiceData.put(
LIST_NAME, Service.lookup(gattService.getUuid(), unknownServiceString));
currentServiceData.put(LIST_UUID, uuid);
gattServiceData.add(currentServiceData);
ArrayList<HashMap<String, String>> gattCharacteristicGroupData =
new ArrayList<HashMap<String, String>>();
List<BluetoothGattCharacteristic> gattCharacteristics = gattService.getCharacteristics();
ArrayList<BluetoothGattCharacteristic> charas = new ArrayList<BluetoothGattCharacteristic>();
// Loops through available Characteristics.
for (BluetoothGattCharacteristic gattCharacteristic : gattCharacteristics) {
charas.add(gattCharacteristic);
HashMap<String, String> currentCharaData = new HashMap<String, String>();
uuid = gattCharacteristic.getUuid().toString();
currentCharaData.put(
LIST_NAME, Characteristic.lookup(gattCharacteristic.getUuid(), unknownCharaString));
currentCharaData.put(LIST_UUID, uuid);
gattCharacteristicGroupData.add(currentCharaData);
}
mGattCharacteristics.add(charas);
gattCharacteristicData.add(gattCharacteristicGroupData);
}
SimpleExpandableListAdapter gattServiceAdapter =
new SimpleExpandableListAdapter(
this,
gattServiceData,
android.R.layout.simple_expandable_list_item_2,
new String[] {LIST_NAME, LIST_UUID},
new int[] {android.R.id.text1, android.R.id.text2},
gattCharacteristicData,
android.R.layout.simple_expandable_list_item_2,
new String[] {LIST_NAME, LIST_UUID},
new int[] {android.R.id.text1, android.R.id.text2});
mGattServicesList.setAdapter(gattServiceAdapter);
}
@Override
public void onServicesDiscovered(BluetoothGatt gatt, int status) {
System.out.println("onServicesDiscoverd(): " + gatt + ", status: " + status);
if (gatt != btGatt) return;
List<BluetoothGattService> list = btGatt.getServices();
for (BluetoothGattService s : list) {
System.err.println(
"Found service: " + s.getType() + ", " + s.getInstanceId() + ", " + s.getUuid());
for (BluetoothGattCharacteristic a : s.getCharacteristics()) {
System.err.println(" char: " + a.getUuid());
}
for (BluetoothGattService a : s.getIncludedServices()) {
System.err.println(" serv: " + a.getUuid());
}
}
System.out.println(" => DummyRead");
if (status == BluetoothGatt.GATT_SUCCESS) {
DummyReadForSecLevelCheck(gatt);
// continue in onCharacteristicRead
} else {
DummyReadForSecLevelCheck(gatt);
// reportConnectFailed("onServicesDiscovered(" + gatt + ", " +
// status + ")");
}
}
@Before
public void setUp() throws Exception {
MockitoAnnotations.initMocks(this);
mValueCaptor = ArgumentCaptor.forClass(byte[].class);
when(mService.getCharacteristic(any(UUID.class))).thenReturn(mCharacteristic);
when(mStore.isEnabled()).thenReturn(true);
}
public static boolean isCorrectService(BluetoothGattService service) {
if ((service.getUuid().toString().compareTo(SensorTagGatt.UUID_HUM_SERV.toString()))
== 0) { // service.getUuid().toString().compareTo(SensorTagGatt.UUID_HUM_DATA.toString())) {
Log.d("Test", "Match !");
return true;
} else return false;
}
public synchronized void send(UUID uuid, byte[] value) {
if (bluetoothGattService != null) {
BluetoothGattCharacteristic characteristic = bluetoothGattService.getCharacteristic(uuid);
characteristic.setValue(value);
bluetoothGatt.writeCharacteristic(characteristic);
}
}
/**
* When the device is bonded and has the Generic Attribute service and the Service Changed
* characteristic this method enables indications on this characteristic. In case one of the
* requirements is not fulfilled this method returns <code>false</code>.
*
* @param gatt the gatt device with services discovered
* @return <code>true</code> when the request has been sent, <code>false</code> when the device is
* not bonded, does not have the Generic Attribute service, the GA service does not have the
* Service Changed characteristic or this characteristic does not have the CCCD.
*/
private boolean ensureServiceChangedEnabled(final BluetoothGatt gatt) {
if (gatt == null) return false;
// The Service Changed indications have sense only on bonded devices
final BluetoothDevice device = gatt.getDevice();
if (device.getBondState() != BluetoothDevice.BOND_BONDED) return false;
final BluetoothGattService gaService = gatt.getService(GENERIC_ATTRIBUTE_SERVICE);
if (gaService == null) return false;
final BluetoothGattCharacteristic scCharacteristic =
gaService.getCharacteristic(SERVICE_CHANGED_CHARACTERISTIC);
if (scCharacteristic == null) return false;
Logger.i(mLogSession, "Service Changed characteristic found on a bonded device");
return enableIndications(scCharacteristic);
}
public static boolean isCorrectService(BluetoothGattService service) {
if ((service.getUuid().toString().compareTo(SensorTagGatt.UUID_IO_SERV.toString())) == 0) {
Log.d("DeviceActivity", "Found IO !");
return true;
} else {
return false;
}
}
