AttributeMap.kt
/*
* Copyright 2023 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package androidx.bluetooth
import android.bluetooth.BluetoothGattCharacteristic as FwkBluetoothGattCharacteristic
import android.bluetooth.BluetoothGattService as FwkBluetoothGattService
internal class AttributeMap {
private val fwkServices: MutableMap<FwkBluetoothGattService, GattService> = mutableMapOf()
private val fwkCharacteristics: MutableMap<FwkBluetoothGattCharacteristic, GattCharacteristic> =
mutableMapOf()
fun updateWithFrameworkServices(fwkServices: List<FwkBluetoothGattService>) {
this.fwkServices.clear()
fwkCharacteristics.clear()
fwkServices.forEach { serv ->
val serviceCharacteristics = mutableListOf<GattCharacteristic>()
serv.characteristics.forEach { char ->
GattCharacteristic(char).let {
fwkCharacteristics[char] = it
serviceCharacteristics.add(it)
}
}
this.fwkServices[serv] = GattService(serv, serviceCharacteristics)
}
}
fun updateWithServices(services: List<GattService>) {
this.fwkServices.clear()
fwkCharacteristics.clear()
services.forEach { serv ->
this.fwkServices[serv.fwkService] = serv
serv.characteristics.forEach { char ->
fwkCharacteristics[char.fwkCharacteristic] = char
}
}
}
fun getServices(): List<GattService> {
return fwkServices.values.toList()
}
fun fromFwkService(fwkService: FwkBluetoothGattService): GattService? {
return fwkServices[fwkService]
}
fun fromFwkCharacteristic(
fwkCharacteristic: FwkBluetoothGattCharacteristic
): GattCharacteristic? {
return fwkCharacteristics[fwkCharacteristic]
}
}