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
30 private constructor(private val app: Application, private val packageName: String) :
31     SmartUpdateMediatorLiveData<Int>() {
32 
33     private val telephonyManager = app.getSystemService(TelephonyManager::class.java)!!
34 
onUpdatenull35     override fun onUpdate() {
36         value = telephonyManager.checkCarrierPrivilegesForPackageAnyPhone(packageName)
37     }
38 
onActivenull39     override fun onActive() {
40         super.onActive()
41         update()
42     }
43 
44     /**
45      * Repository for [CarrierPrivilegedStatusLiveData].
46      *
47      * <p> Key value is a package name, value is its corresponding LiveData of
48      * [android.telephony.Annotation.CarrierPrivilegeStatus]
49      */
50     companion object : DataRepository<String, CarrierPrivilegedStatusLiveData>() {
newValuenull51         override fun newValue(key: String): CarrierPrivilegedStatusLiveData {
52             return CarrierPrivilegedStatusLiveData(PermissionControllerApplication.get(), key)
53         }
54     }
55 }
56