1 /* <lambda>null2 * Copyright (C) 2020 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.permissioncontroller.permission.data 18 19 import android.app.Application 20 import android.app.admin.DevicePolicyManager 21 import android.os.UserHandle 22 import com.android.permissioncontroller.PermissionControllerApplication 23 import com.android.permissioncontroller.permission.utils.Utils 24 import kotlinx.coroutines.Job 25 26 /** 27 * A LiveData which tracks enabled device admin packages 28 * 29 * @param app The current application 30 * @param user The user the services should be determined for 31 */ 32 class EnabledDeviceAdminsLiveData( 33 private val app: Application, 34 private val user: UserHandle 35 ) : SmartAsyncMediatorLiveData<List<String>>() { 36 37 override suspend fun loadDataAndPostValue(job: Job) { 38 if (job.isCancelled) { 39 return 40 } 41 42 val packageNames = Utils.getUserContext(app, user) 43 .getSystemService(DevicePolicyManager::class.java)!! 44 .activeAdmins 45 ?.map { component -> component.packageName } 46 ?: emptyList() 47 48 postValue(packageNames) 49 } 50 51 /** 52 * Repository for [EnabledDeviceAdminsLiveData] 53 * 54 * <p> Key value is a user, value is its corresponding LiveData. 55 */ 56 companion object : DataRepositoryForPackage<UserHandle, 57 EnabledDeviceAdminsLiveData>() { 58 override fun newValue(key: UserHandle): EnabledDeviceAdminsLiveData { 59 return EnabledDeviceAdminsLiveData(PermissionControllerApplication.get(), key) 60 } 61 } 62 }