1 /*
2  * 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.telephony.TelephonyManager
21 import com.android.permissioncontroller.PermissionControllerApplication
22 
23 /**
24  * A LiveData which represents the carrier privileged status for a package
25  *
26  * @param app The current application
27  * @param packageName The name of the package
28  */
29 class CarrierPrivilegedStatusLiveData private constructor(
30     private val app: Application,
31     private val packageName: String
32 ) : SmartUpdateMediatorLiveData<Int>() {
33 
34     val telephonyManager = app.getSystemService(TelephonyManager::class.java)!!
35 
onUpdatenull36     override fun onUpdate() {
37         value = telephonyManager.checkCarrierPrivilegesForPackageAnyPhone(packageName)
38     }
39 
40     /**
41      * Repository for [CarrierPrivilegedStatusLiveData].
42      * <p> Key value is a package name, value is its corresponding LiveData of
43      * [android.telephony.Annotation.CarrierPrivilegeStatus]
44      */
45     companion object
46         : DataRepository<String, CarrierPrivilegedStatusLiveData>() {
newValuenull47         override fun newValue(key: String): CarrierPrivilegedStatusLiveData {
48             return CarrierPrivilegedStatusLiveData(PermissionControllerApplication.get(), key)
49         }
50     }
51 }