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/*
* Copyright (C) 2019 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.annotation.SuppressLint
import android.content.BroadcastReceiver
import android.content.Context
import android.content.Intent
import android.content.IntentFilter
import android.os.UserHandle
import android.os.UserManager
import com.android.permissioncontroller.PermissionControllerApplication
import com.android.permissioncontroller.permission.utils.Utils
/**
* Live data of the users of the current profile group.
*
*
* Data source: system server
*/
object UsersLiveData : SmartUpdateMediatorLiveData<List<UserHandle>>() {
@SuppressLint("StaticFieldLeak")
private val app = PermissionControllerApplication.get()
/** Monitors changes to the users on this device */
private val mUserMonitor = object : BroadcastReceiver() {
override fun onReceive(context: Context, intent: Intent) {
onUpdate()
}
}
/**
* Update the encapsulated data with the current list of users.
*/
override fun onUpdate() {
value = app.getSystemService(UserManager::class.java)!!.userProfiles
}
override fun onActive() {
onUpdate()
val userChangeFilter = IntentFilter()
userChangeFilter.addAction(Intent.ACTION_USER_ADDED)
userChangeFilter.addAction(Intent.ACTION_USER_REMOVED)
app.registerReceiver(mUserMonitor, userChangeFilter)
super.onActive()
}
override fun onInactive() {
app.unregisterReceiver(mUserMonitor)
super.onInactive()
}
}
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