Java Code Examples for android.bluetooth.BluetoothGattDescriptor#getCharacteristic()
The following examples show how to use
android.bluetooth.BluetoothGattDescriptor#getCharacteristic() .
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Example 1
| Source File: SerialSocket.java From SimpleBluetoothLeTerminal with MIT License | 6 votes |
|
@Override
public void onDescriptorWrite(BluetoothGatt gatt, BluetoothGattDescriptor descriptor, int status) {
delegate.onDescriptorWrite(gatt, descriptor, status);
if(canceled)
return;
if(descriptor.getCharacteristic() == readCharacteristic) {
Log.d(TAG,"writing read characteristic descriptor finished, status="+status);
if (status != BluetoothGatt.GATT_SUCCESS) {
onSerialConnectError(new IOException("write descriptor failed"));
} else {
// onCharacteristicChanged with incoming data can happen after writeDescriptor(ENABLE_INDICATION/NOTIFICATION)
// before confirmed by this method, so receive data can be shown before device is shown as 'Connected'.
onSerialConnect();
connected = true;
Log.d(TAG, "connected");
}
}
}
Example 2
| Source File: InfoActivity.java From Bluefruit_LE_Connect_Android with MIT License | 6 votes |
|
@Override
public void onDataAvailable(BluetoothGattDescriptor descriptor) {
BluetoothGattCharacteristic characteristic = descriptor.getCharacteristic();
BluetoothGattService service = characteristic.getService();
final String key = new ElementPath(service.getUuid().toString(), service.getInstanceId(), characteristic.getUuid().toString(), descriptor.getUuid().toString(), null, null).getKey();
final byte[] value = descriptor.getValue();
mValuesMap.put(key, value);
// Update UI
runOnUiThread(new Runnable() {
@Override
public void run() {
updateUI();
}
});
}
Example 3
| Source File: BtBridge.java From sony-smartband-open-api with MIT License | 6 votes |
|
@Override
public void onDescriptorWrite( BluetoothGatt gatt, BluetoothGattDescriptor descriptor, int status ) {
if( status != BluetoothGatt.GATT_SUCCESS ) {
Log.e( CLASS, "onDescriptorWrite: Status != SUCCESS: status=" + status );
return;
}
mGatt = gatt;
if( descriptor == null ) {
Log.e( CLASS, "onDescriptorWrite: null descriptor" );
return;
}
BluetoothGattCharacteristic characteristic = descriptor.getCharacteristic();
for( BtBridgeListener listener : mListeners ) {
listener.onDescriptorWrite( characteristic, descriptor );
}
}
Example 4
| Source File: BtBridge.java From sony-smartband-open-api with MIT License | 6 votes |
|
@Override
public void onDescriptorRead( BluetoothGatt gatt, BluetoothGattDescriptor descriptor, int status ) {
if( status != BluetoothGatt.GATT_SUCCESS ) {
Log.e( CLASS, "onDescriptorRead: Status != SUCCESS: status=" + status );
return;
}
mGatt = gatt;
if( descriptor == null ) {
Log.e( CLASS, "onDescriptorRead: null descriptor" );
return;
}
BluetoothGattCharacteristic characteristic = descriptor.getCharacteristic();
for( BtBridgeListener listener : mListeners ) {
listener.onDescriptorRead( characteristic, descriptor );
}
}
Example 5
| Source File: SerialSocket.java From SimpleBluetoothLeTerminal with MIT License | 6 votes |
|
@Override
void onDescriptorWrite(BluetoothGatt gatt, BluetoothGattDescriptor descriptor, int status) {
if(descriptor.getCharacteristic() == readCreditsCharacteristic) {
Log.d(TAG, "writing read credits characteristic descriptor finished, status=" + status);
if (status != BluetoothGatt.GATT_SUCCESS) {
onSerialConnectError(new IOException("write credits descriptor failed"));
} else {
connectCharacteristics2(gatt);
}
}
if(descriptor.getCharacteristic() == readCharacteristic) {
Log.d(TAG, "writing read characteristic descriptor finished, status=" + status);
if (status == BluetoothGatt.GATT_SUCCESS) {
readCharacteristic.setWriteType(BluetoothGattCharacteristic.WRITE_TYPE_NO_RESPONSE);
writeCharacteristic.setWriteType(BluetoothGattCharacteristic.WRITE_TYPE_NO_RESPONSE);
grantReadCredits();
// grantReadCredits includes gatt.writeCharacteristic(writeCreditsCharacteristic)
// but we do not have to wait for confirmation, as it is the last write of connect phase.
}
}
}
Example 6
| Source File: P_Task_ReadDescriptor.java From AsteroidOSSync with GNU General Public License v3.0 | 5 votes |
|
public P_Task_ReadDescriptor(BleDevice device, BluetoothGattDescriptor descriptor, Type type, boolean requiresBonding, ReadWriteListener readListener, BleTransaction txn, PE_TaskPriority priority)
{
super(device, descriptor.getCharacteristic(), readListener, requiresBonding, txn, priority);
m_type = type;
m_descriptorUuid = descriptor.getUuid();
}
Example 7
| Source File: P_Task_WriteDescriptor.java From AsteroidOSSync with GNU General Public License v3.0 | 5 votes |
|
public P_Task_WriteDescriptor(BleDevice device, BluetoothGattDescriptor descriptor, FutureData futureData, boolean requiresBonding, ReadWriteListener readListener, BleTransaction txn, PE_TaskPriority priority)
{
super(device, descriptor.getCharacteristic(), readListener, requiresBonding, txn, priority);
m_descriptorUuid = descriptor.getUuid();
m_futureData = futureData;
}
Example 8
| Source File: DexShareCollectionService.java From xDrip with GNU General Public License v3.0 | 5 votes |
|
@Override
public void onDescriptorWrite(BluetoothGatt gatt, BluetoothGattDescriptor descriptor, int status) {
if (status == BluetoothGatt.GATT_SUCCESS) {
BluetoothGattCharacteristic characteristic = descriptor.getCharacteristic();
Log.d(TAG, "Characteristic onDescriptorWrite ch " + characteristic.getUuid());
if(mHeartBeatCharacteristic.getUuid().equals(characteristic.getUuid())) {
state_notifSetupSucess = true;
setCharacteristicIndication(mReceiveDataCharacteristic);
}
if(mReceiveDataCharacteristic.getUuid().equals(characteristic.getUuid())) {
setCharacteristicIndication(mResponseCharacteristic);
}
if(mResponseCharacteristic.getUuid().equals(characteristic.getUuid())) {
attemptRead();
}
} else if ((status & BluetoothGatt.GATT_INSUFFICIENT_AUTHENTICATION) != 0 || (status & BluetoothGatt.GATT_INSUFFICIENT_ENCRYPTION) != 0) {
if (gatt.getDevice().getBondState() == BluetoothDevice.BOND_NONE) {
device = gatt.getDevice();
state_authInProgress = true;
bondDevice();
} else {
Log.e(TAG, "The phone is trying to read from paired device without encryption. Android Bug? Have the dexcom forget whatever device it was previously paired to: ondescriptorwrite code: "+status+ "bond: "+gatt.getDevice().getBondState());
}
} else {
Log.e(TAG, "Unknown error writing descriptor");
}
}
Example 9
| Source File: DexShareCollectionService.java From xDrip with GNU General Public License v3.0 | 5 votes |
|
@Override
public void onDescriptorWrite(BluetoothGatt gatt, BluetoothGattDescriptor descriptor, int status) {
if (status == BluetoothGatt.GATT_SUCCESS) {
BluetoothGattCharacteristic characteristic = descriptor.getCharacteristic();
Log.d(TAG, "Characteristic onDescriptorWrite ch " + characteristic.getUuid());
if(mHeartBeatCharacteristic.getUuid().equals(characteristic.getUuid())) {
state_notifSetupSucess = true;
setCharacteristicIndication(mReceiveDataCharacteristic);
}
if(mReceiveDataCharacteristic.getUuid().equals(characteristic.getUuid())) {
setCharacteristicIndication(mResponseCharacteristic);
}
if(mResponseCharacteristic.getUuid().equals(characteristic.getUuid())) {
attemptRead();
}
} else if ((status & BluetoothGatt.GATT_INSUFFICIENT_AUTHENTICATION) != 0 || (status & BluetoothGatt.GATT_INSUFFICIENT_ENCRYPTION) != 0) {
if (gatt.getDevice().getBondState() == BluetoothDevice.BOND_NONE) {
device = gatt.getDevice();
state_authInProgress = true;
bondDevice();
} else {
Log.e(TAG, "The phone is trying to read from paired device without encryption. Android Bug? Have the dexcom forget whatever device it was previously paired to: ondescriptorwrite code: "+status+ "bond: "+gatt.getDevice().getBondState());
}
} else {
Log.e(TAG, "Unknown error writing descriptor");
}
}
Example 10
| Source File: DexShareCollectionService.java From xDrip-plus with GNU General Public License v3.0 | 5 votes |
|
@Override
public void onDescriptorWrite(BluetoothGatt gatt, BluetoothGattDescriptor descriptor, int status) {
if (status == BluetoothGatt.GATT_SUCCESS) {
BluetoothGattCharacteristic characteristic = descriptor.getCharacteristic();
Log.d(TAG, "Characteristic onDescriptorWrite ch " + characteristic.getUuid());
if(mHeartBeatCharacteristic.getUuid().equals(characteristic.getUuid())) {
state_notifSetupSucess = true;
setCharacteristicIndication(mReceiveDataCharacteristic);
}
if(mReceiveDataCharacteristic.getUuid().equals(characteristic.getUuid())) {
setCharacteristicIndication(mResponseCharacteristic);
}
if(mResponseCharacteristic.getUuid().equals(characteristic.getUuid())) {
attemptRead();
}
} else if ((status & BluetoothGatt.GATT_INSUFFICIENT_AUTHENTICATION) != 0 || (status & BluetoothGatt.GATT_INSUFFICIENT_ENCRYPTION) != 0) {
if (gatt.getDevice().getBondState() == BluetoothDevice.BOND_NONE) {
device = gatt.getDevice();
state_authInProgress = true;
bondDevice();
} else {
Log.e(TAG, "The phone is trying to read from paired device without encryption. Android Bug? Have the dexcom forget whatever device it was previously paired to: ondescriptorwrite code: "+status+ "bond: "+gatt.getDevice().getBondState());
}
} else {
Log.e(TAG, "Unknown error writing descriptor");
}
}
Example 11
| Source File: DexShareCollectionService.java From xDrip-plus with GNU General Public License v3.0 | 5 votes |
|
@Override
public void onDescriptorWrite(BluetoothGatt gatt, BluetoothGattDescriptor descriptor, int status) {
if (status == BluetoothGatt.GATT_SUCCESS) {
BluetoothGattCharacteristic characteristic = descriptor.getCharacteristic();
Log.d(TAG, "Characteristic onDescriptorWrite ch " + characteristic.getUuid());
if(mHeartBeatCharacteristic.getUuid().equals(characteristic.getUuid())) {
state_notifSetupSucess = true;
setCharacteristicIndication(mReceiveDataCharacteristic);
}
if(mReceiveDataCharacteristic.getUuid().equals(characteristic.getUuid())) {
setCharacteristicIndication(mResponseCharacteristic);
}
if(mResponseCharacteristic.getUuid().equals(characteristic.getUuid())) {
attemptRead();
}
} else if ((status & BluetoothGatt.GATT_INSUFFICIENT_AUTHENTICATION) != 0 || (status & BluetoothGatt.GATT_INSUFFICIENT_ENCRYPTION) != 0) {
if (gatt.getDevice().getBondState() == BluetoothDevice.BOND_NONE) {
device = gatt.getDevice();
state_authInProgress = true;
bondDevice();
} else {
Log.e(TAG, "The phone is trying to read from paired device without encryption. Android Bug? Have the dexcom forget whatever device it was previously paired to: ondescriptorwrite code: "+status+ "bond: "+gatt.getDevice().getBondState());
}
} else {
Log.e(TAG, "Unknown error writing descriptor");
}
}
Example 12
| Source File: DexShareCollectionService.java From xDrip-Experimental with GNU General Public License v3.0 | 5 votes |
|
@Override
public void onDescriptorWrite(BluetoothGatt gatt, BluetoothGattDescriptor descriptor, int status) {
if (status == BluetoothGatt.GATT_SUCCESS) {
BluetoothGattCharacteristic characteristic = descriptor.getCharacteristic();
Log.d(TAG, "Characteristic onDescriptorWrite ch " + characteristic.getUuid());
if(mHeartBeatCharacteristic.getUuid().equals(characteristic.getUuid())) {
state_notifSetupSucess = true;
setCharacteristicIndication(mReceiveDataCharacteristic);
}
if(mReceiveDataCharacteristic.getUuid().equals(characteristic.getUuid())) {
setCharacteristicIndication(mResponseCharacteristic);
}
if(mResponseCharacteristic.getUuid().equals(characteristic.getUuid())) {
attemptRead();
}
} else if ((status & BluetoothGatt.GATT_INSUFFICIENT_AUTHENTICATION) != 0 || (status & BluetoothGatt.GATT_INSUFFICIENT_ENCRYPTION) != 0) {
if (gatt.getDevice().getBondState() == BluetoothDevice.BOND_NONE) {
device = gatt.getDevice();
state_authInProgress = true;
bondDevice();
} else {
Log.e(TAG, "The phone is trying to read from paired device without encryption. Android Bug? Have the dexcom forget whatever device it was previously paired to");
}
} else {
Log.e(TAG, "Unknown error writing descriptor");
}
}
Example 13
| Source File: BleManager.java From Android-nRF-Toolbox with BSD 3-Clause "New" or "Revised" License | 5 votes |
|
/**
* There was a bug in Android up to 6.0 where the descriptor was written using parent
* characteristic's write type, instead of always Write With Response, as the spec says.
* <p>
* See: <a href="https://android.googlesource.com/platform/frameworks/base/+/942aebc95924ab1e7ea1e92aaf4e7fc45f695a6c%5E%21/#F0">
* https://android.googlesource.com/platform/frameworks/base/+/942aebc95924ab1e7ea1e92aaf4e7fc45f695a6c%5E%21/#F0</a>
* </p>
* @param descriptor the descriptor to be written
* @return the result of {@link BluetoothGatt#writeDescriptor(BluetoothGattDescriptor)}
*/
private boolean internalWriteDescriptorWorkaround(final BluetoothGattDescriptor descriptor) {
final BluetoothGatt gatt = bluetoothGatt;
if (gatt == null || descriptor == null)
return false;
final BluetoothGattCharacteristic parentCharacteristic = descriptor.getCharacteristic();
final int originalWriteType = parentCharacteristic.getWriteType();
parentCharacteristic.setWriteType(BluetoothGattCharacteristic.WRITE_TYPE_DEFAULT);
final boolean result = gatt.writeDescriptor(descriptor);
parentCharacteristic.setWriteType(originalWriteType);
return result;
}
Example 14
| Source File: BleManagerHandler.java From Android-BLE-Library with BSD 3-Clause "New" or "Revised" License | 5 votes |
|
/**
* There was a bug in Android up to 6.0 where the descriptor was written using parent
* characteristic's write type, instead of always Write With Response, as the spec says.
* <p>
* See: <a href="https://android.googlesource.com/platform/frameworks/base/+/942aebc95924ab1e7ea1e92aaf4e7fc45f695a6c%5E%21/#F0">
* https://android.googlesource.com/platform/frameworks/base/+/942aebc95924ab1e7ea1e92aaf4e7fc45f695a6c%5E%21/#F0</a>
*
* @param descriptor the descriptor to be written
* @return the result of {@link BluetoothGatt#writeDescriptor(BluetoothGattDescriptor)}
*/
private boolean internalWriteDescriptorWorkaround(@Nullable final BluetoothGattDescriptor descriptor) {
final BluetoothGatt gatt = bluetoothGatt;
if (gatt == null || descriptor == null || !connected)
return false;
final BluetoothGattCharacteristic parentCharacteristic = descriptor.getCharacteristic();
final int originalWriteType = parentCharacteristic.getWriteType();
parentCharacteristic.setWriteType(BluetoothGattCharacteristic.WRITE_TYPE_DEFAULT);
final boolean result = gatt.writeDescriptor(descriptor);
parentCharacteristic.setWriteType(originalWriteType);
return result;
}
Example 15
| Source File: P_Task_ReadDescriptor.java From SweetBlue with GNU General Public License v3.0 | 5 votes |
|
public P_Task_ReadDescriptor(BleDevice device, BluetoothGattDescriptor descriptor, Type type, boolean requiresBonding, ReadWriteListener readListener, BleTransaction txn, PE_TaskPriority priority)
{
super(device, descriptor.getCharacteristic(), readListener, requiresBonding, txn, priority);
m_type = type;
m_descriptorUuid = descriptor.getUuid();
}
Example 16
| Source File: P_Task_WriteDescriptor.java From SweetBlue with GNU General Public License v3.0 | 5 votes |
|
public P_Task_WriteDescriptor(BleDevice device, BluetoothGattDescriptor descriptor, FutureData futureData, boolean requiresBonding, ReadWriteListener readListener, BleTransaction txn, PE_TaskPriority priority)
{
super(device, descriptor.getCharacteristic(), readListener, requiresBonding, txn, priority);
m_descriptorUuid = descriptor.getUuid();
m_futureData = futureData;
}
Example 17
| Source File: DexShareCollectionService.java From xDrip with GNU General Public License v3.0 | 5 votes |
|
@Override
public void onDescriptorWrite(BluetoothGatt gatt, BluetoothGattDescriptor descriptor, int status) {
if (status == BluetoothGatt.GATT_SUCCESS) {
BluetoothGattCharacteristic characteristic = descriptor.getCharacteristic();
Log.d(TAG, "Characteristic onDescriptorWrite ch " + characteristic.getUuid());
if(mHeartBeatCharacteristic.getUuid().equals(characteristic.getUuid())) {
state_notifSetupSucess = true;
setCharacteristicIndication(mReceiveDataCharacteristic);
}
if(mReceiveDataCharacteristic.getUuid().equals(characteristic.getUuid())) {
setCharacteristicIndication(mResponseCharacteristic);
}
if(mResponseCharacteristic.getUuid().equals(characteristic.getUuid())) {
attemptRead();
}
} else if ((status & BluetoothGatt.GATT_INSUFFICIENT_AUTHENTICATION) != 0 || (status & BluetoothGatt.GATT_INSUFFICIENT_ENCRYPTION) != 0) {
if (gatt.getDevice().getBondState() == BluetoothDevice.BOND_NONE) {
device = gatt.getDevice();
state_authInProgress = true;
bondDevice();
} else {
Log.e(TAG, "The phone is trying to read from paired device without encryption. Android Bug?");
}
} else {
Log.e(TAG, "Unknown error writing descriptor");
}
}
Example 18
| Source File: Peripheral.java From ble-test-peripheral-android with Apache License 2.0 | 4 votes |
|
@Override
public void onDescriptorWriteRequest(BluetoothDevice device, int requestId,
BluetoothGattDescriptor descriptor, boolean preparedWrite, boolean responseNeeded,
int offset,
byte[] value) {
super.onDescriptorWriteRequest(device, requestId, descriptor, preparedWrite, responseNeeded,
offset, value);
Log.v(TAG, "Descriptor Write Request " + descriptor.getUuid() + " " + Arrays.toString(value));
int status = BluetoothGatt.GATT_SUCCESS;
if (descriptor.getUuid() == CLIENT_CHARACTERISTIC_CONFIGURATION_UUID) {
BluetoothGattCharacteristic characteristic = descriptor.getCharacteristic();
boolean supportsNotifications = (characteristic.getProperties() &
BluetoothGattCharacteristic.PROPERTY_NOTIFY) != 0;
boolean supportsIndications = (characteristic.getProperties() &
BluetoothGattCharacteristic.PROPERTY_INDICATE) != 0;
if (!(supportsNotifications || supportsIndications)) {
status = BluetoothGatt.GATT_REQUEST_NOT_SUPPORTED;
} else if (value.length != 2) {
status = BluetoothGatt.GATT_INVALID_ATTRIBUTE_LENGTH;
} else if (Arrays.equals(value, BluetoothGattDescriptor.DISABLE_NOTIFICATION_VALUE)) {
status = BluetoothGatt.GATT_SUCCESS;
mCurrentServiceFragment.notificationsDisabled(characteristic);
descriptor.setValue(value);
} else if (supportsNotifications &&
Arrays.equals(value, BluetoothGattDescriptor.ENABLE_NOTIFICATION_VALUE)) {
status = BluetoothGatt.GATT_SUCCESS;
mCurrentServiceFragment.notificationsEnabled(characteristic, false /* indicate */);
descriptor.setValue(value);
} else if (supportsIndications &&
Arrays.equals(value, BluetoothGattDescriptor.ENABLE_INDICATION_VALUE)) {
status = BluetoothGatt.GATT_SUCCESS;
mCurrentServiceFragment.notificationsEnabled(characteristic, true /* indicate */);
descriptor.setValue(value);
} else {
status = BluetoothGatt.GATT_REQUEST_NOT_SUPPORTED;
}
} else {
status = BluetoothGatt.GATT_SUCCESS;
descriptor.setValue(value);
}
if (responseNeeded) {
mGattServer.sendResponse(device, requestId, status,
/* No need to respond with offset */ 0,
/* No need to respond with a value */ null);
}
}
Example 19
| Source File: BtBand.java From sony-smartband-open-api with MIT License | 4 votes |
|
private DescriptorInfo getDescriptorInfo( BluetoothGattDescriptor descriptor ) {
BluetoothGattCharacteristic characteristic = descriptor.getCharacteristic();
return getDescriptorInfo( characteristic.getService().getUuid(), characteristic.getUuid(), descriptor.getUuid() );
}
Example 20
| Source File: BluetoothPeripheral.java From blessed-android with MIT License | 4 votes |
|
@Override
public void onDescriptorWrite(BluetoothGatt gatt, final BluetoothGattDescriptor descriptor, final int status) {
final BluetoothGattCharacteristic parentCharacteristic = descriptor.getCharacteristic();
if (status != GATT_SUCCESS) {
Timber.e("failed to write <%s> to descriptor of characteristic: <%s> for device: '%s', ", bytes2String(currentWriteBytes), parentCharacteristic.getUuid(), getAddress());
}
// Check if this was the Client Configuration Descriptor
if (descriptor.getUuid().equals(UUID.fromString(CCC_DESCRIPTOR_UUID))) {
if (status == GATT_SUCCESS) {
byte[] value = descriptor.getValue();
if (value != null) {
if (Arrays.equals(value, BluetoothGattDescriptor.ENABLE_NOTIFICATION_VALUE) ||
Arrays.equals(value, BluetoothGattDescriptor.ENABLE_INDICATION_VALUE)){
// Notify set to on, add it to the set of notifying characteristics
notifyingCharacteristics.add(parentCharacteristic.getUuid());
if (notifyingCharacteristics.size() > MAX_NOTIFYING_CHARACTERISTICS) {
Timber.e("too many (%d) notifying characteristics. The maximum Android can handle is %d", notifyingCharacteristics.size(), MAX_NOTIFYING_CHARACTERISTICS);
}
} else if (Arrays.equals(value, BluetoothGattDescriptor.DISABLE_NOTIFICATION_VALUE)){
// Notify was turned off, so remove it from the set of notifying characteristics
notifyingCharacteristics.remove(parentCharacteristic.getUuid());
} else {
Timber.e("unexpected CCC descriptor value");
}
}
}
callbackHandler.post(new Runnable() {
@Override
public void run() {
peripheralCallback.onNotificationStateUpdate(BluetoothPeripheral.this, parentCharacteristic, status);
}
});
} else {
callbackHandler.post(new Runnable() {
@Override
public void run() {
peripheralCallback.onDescriptorWrite(BluetoothPeripheral.this, currentWriteBytes, descriptor, status);
}
});
}
completedCommand();
}
