1 /*
2  * Copyright (C) 2024 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.android.settings.connecteddevice.threadnetwork
18 
19 import android.content.Context
20 import android.content.pm.PackageManager
21 import android.net.thread.ThreadNetworkController
22 import android.net.thread.ThreadNetworkController.StateCallback
23 import android.net.thread.ThreadNetworkException
24 import android.net.thread.ThreadNetworkManager
25 import android.os.OutcomeReceiver
26 import androidx.annotation.VisibleForTesting
27 import java.util.concurrent.Executor
28 
29 /** Common utilities for Thread settings classes. */
30 object ThreadNetworkUtils {
31     /**
32      * Retrieves the [BaseThreadNetworkController] instance that is backed by the Android
33      * [ThreadNetworkController].
34      */
getThreadNetworkControllernull35     fun getThreadNetworkController(context: Context): BaseThreadNetworkController? {
36         if (!context.packageManager.hasSystemFeature(PackageManager.FEATURE_THREAD_NETWORK)) {
37             return null
38         }
39         val manager = context.getSystemService(ThreadNetworkManager::class.java) ?: return null
40         val controller = manager.allThreadNetworkControllers[0]
41         return object : BaseThreadNetworkController {
42             override fun setEnabled(
43                 enabled: Boolean,
44                 executor: Executor,
45                 receiver: OutcomeReceiver<Void?, ThreadNetworkException>
46             ) {
47                 controller.setEnabled(enabled, executor, receiver)
48             }
49 
50             override fun registerStateCallback(executor: Executor, callback: StateCallback) {
51                 controller.registerStateCallback(executor, callback)
52             }
53 
54             override fun unregisterStateCallback(callback: StateCallback) {
55                 controller.unregisterStateCallback(callback)
56             }
57         }
58     }
59 }