1 /* 2 * Copyright (C) 2017 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.settings.fuelgauge; 18 19 import android.content.Context; 20 import android.os.UserManager; 21 22 import androidx.annotation.VisibleForTesting; 23 24 import com.android.internal.os.BatteryStatsHelper; 25 import com.android.settingslib.utils.AsyncLoaderCompat; 26 27 /** 28 * Loader to get new {@link BatteryStatsHelper} in the background 29 */ 30 public class BatteryStatsHelperLoader extends AsyncLoaderCompat<BatteryStatsHelper> { 31 @VisibleForTesting 32 UserManager mUserManager; 33 @VisibleForTesting 34 BatteryUtils mBatteryUtils; 35 BatteryStatsHelperLoader(Context context)36 public BatteryStatsHelperLoader(Context context) { 37 super(context); 38 mUserManager = (UserManager) context.getSystemService(Context.USER_SERVICE); 39 mBatteryUtils = BatteryUtils.getInstance(context); 40 } 41 42 @Override loadInBackground()43 public BatteryStatsHelper loadInBackground() { 44 Context context = getContext(); 45 final BatteryStatsHelper statsHelper = new BatteryStatsHelper(context, 46 true /* collectBatteryBroadcast */); 47 mBatteryUtils.initBatteryStatsHelper(statsHelper, null /* bundle */, mUserManager); 48 49 return statsHelper; 50 } 51 52 @Override onDiscardResult(BatteryStatsHelper result)53 protected void onDiscardResult(BatteryStatsHelper result) { 54 55 } 56 57 } 58