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 package com.android.settings.fuelgauge; 17 18 import android.content.Context; 19 import android.content.Intent; 20 import android.content.IntentFilter; 21 import android.os.BatteryStats; 22 import android.os.SystemClock; 23 24 import com.android.internal.os.BatteryStatsHelper; 25 import com.android.settings.overlay.FeatureFactory; 26 import com.android.settingslib.fuelgauge.Estimate; 27 import com.android.settingslib.fuelgauge.EstimateKt; 28 import com.android.settingslib.utils.AsyncLoaderCompat; 29 import com.android.settingslib.utils.PowerUtil; 30 31 import java.util.ArrayList; 32 import java.util.List; 33 34 public class DebugEstimatesLoader extends AsyncLoaderCompat<List<BatteryInfo>> { 35 private BatteryStatsHelper mStatsHelper; 36 DebugEstimatesLoader(Context context, BatteryStatsHelper statsHelper)37 public DebugEstimatesLoader(Context context, BatteryStatsHelper statsHelper) { 38 super(context); 39 mStatsHelper = statsHelper; 40 } 41 42 @Override onDiscardResult(List<BatteryInfo> result)43 protected void onDiscardResult(List<BatteryInfo> result) { 44 45 } 46 47 @Override loadInBackground()48 public List<BatteryInfo> loadInBackground() { 49 Context context = getContext(); 50 PowerUsageFeatureProvider powerUsageFeatureProvider = 51 FeatureFactory.getFactory(context).getPowerUsageFeatureProvider(context); 52 53 // get stuff we'll need for both BatteryInfo 54 final long elapsedRealtimeUs = PowerUtil.convertMsToUs( 55 SystemClock.elapsedRealtime()); 56 Intent batteryBroadcast = getContext().registerReceiver(null, 57 new IntentFilter(Intent.ACTION_BATTERY_CHANGED)); 58 BatteryStats stats = mStatsHelper.getStats(); 59 60 BatteryInfo oldinfo = BatteryInfo.getBatteryInfoOld(getContext(), batteryBroadcast, 61 stats, elapsedRealtimeUs, false); 62 63 Estimate estimate = powerUsageFeatureProvider.getEnhancedBatteryPrediction(context); 64 if (estimate == null) { 65 estimate = new Estimate(0, false, EstimateKt.AVERAGE_TIME_TO_DISCHARGE_UNKNOWN); 66 } 67 BatteryInfo newInfo = BatteryInfo.getBatteryInfo(getContext(), batteryBroadcast, stats, 68 estimate, elapsedRealtimeUs, false); 69 70 List<BatteryInfo> infos = new ArrayList<>(); 71 infos.add(oldinfo); 72 infos.add(newInfo); 73 return infos; 74 } 75 } 76