| /* |
| * Copyright (C) 2020 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 com.android.permissioncontroller.permission.data |
| |
| import android.app.AppOpsManager |
| import android.app.Application |
| import com.android.permissioncontroller.PermissionControllerApplication |
| |
| /** |
| * A LiveData which represents the appop state |
| * |
| * @param app The current application |
| * @param packageName The name of the package |
| * @param op The name of the appop |
| * @param uid The uid of the package |
| * |
| * @see AppOpsManager |
| */ |
| //TODO eugenesusla: observe appops |
| //TODO eugenesusla: use for external storage |
| class AppOpLiveData private constructor( |
| private val app: Application, |
| private val packageName: String, |
| private val op: String, |
| private val uid: Int |
| ) : SmartUpdateMediatorLiveData<Int>() { |
| |
| val appOpsManager = app.getSystemService(AppOpsManager::class.java)!! |
| |
| override fun onUpdate() { |
| value = appOpsManager.unsafeCheckOpNoThrow(op, uid, packageName) |
| } |
| |
| /** |
| * Repository for AppOpLiveData. |
| * <p> Key value is a triple of string package name, string appop, and |
| * package uid, value is its corresponding LiveData. |
| */ |
| companion object : DataRepository<Triple<String, String, Int>, AppOpLiveData>() { |
| override fun newValue(key: Triple<String, String, Int>): AppOpLiveData { |
| return AppOpLiveData(PermissionControllerApplication.get(), |
| key.first, key.second, key.third) |
| } |
| } |
| } |