server/no.nordicsemi.android.kotlin.ble.server.main.service/ServerBleGattCharacteristic

ServerBleGattCharacteristic

class ServerBleGattCharacteristic

A helper class which handles operation which can happen on a GATT characteristic on a server side. Its main responsibility is to handle write/read/notify requests in a synchronous manner, because simultaneous calls will be ignored by Android API. It has DataByteArray value assigned which can change during communication.

Properties

val descriptors: List<ServerBleGattDescriptor>

val instanceId: Int

Instance id of the characteristic.

val permissions: List<BleGattPermission>

Permissions of the characteristic.

val properties: List<BleGattProperty>

Properties of the characteristic.

UUID of the characteristic.

val value: SharedFlow<DataByteArray>

The last value stored on this characteristic.

Functions

fun findDescriptor(uuid: UUID): ServerBleGattDescriptor?

Finds descriptor of this characteristic based on uuid.

fun setLocalValue(value: DataByteArray)

Sets a local value for this characteristic. A notification/indication won't be send.

fun ~~setValue~~(value: DataByteArray)

Sets value for this characteristic. If value has notification/indication property then notification with this value will be send.

setValueAndNotifyClient

suspend fun setValueAndNotifyClient(value: DataByteArray)

Sets value for this characteristic and notify the client.