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Commit b3c34322 authored by Dmitri Plotnikov's avatar Dmitri Plotnikov Committed by Android (Google) Code Review
Browse files

Merge changes If9acd8ae,I82eacfca into main 

* changes:
  Encapsulate PowerStats layout inside corresponding PowerStatsLayouts
  Encapsulate PowerStatsProcessors in a separate package
parents 8c528366 c78e20bc

services/core/java/com/android/server/am/BatteryStatsService.java

+23 −182
Original line number Diff line number Diff line
@@ -123,31 +123,16 @@ import com.android.server.Watchdog; 
import com.android.server.net.BaseNetworkObserver;

import com.android.server.pm.UserManagerInternal;

import com.android.server.power.optimization.Flags;

import com.android.server.power.stats.AggregatedPowerStatsConfig;

import com.android.server.power.stats.AmbientDisplayPowerStatsProcessor;

import com.android.server.power.stats.AudioPowerStatsProcessor;

import com.android.server.power.stats.BatteryExternalStatsWorker;

import com.android.server.power.stats.BatteryStatsDumpHelperImpl;

import com.android.server.power.stats.BatteryStatsImpl;

import com.android.server.power.stats.BatteryUsageStatsProvider;

import com.android.server.power.stats.BluetoothPowerStatsProcessor;

import com.android.server.power.stats.CameraPowerStatsProcessor;

import com.android.server.power.stats.CpuPowerStatsProcessor;

import com.android.server.power.stats.CustomEnergyConsumerPowerStatsProcessor;

import com.android.server.power.stats.FlashlightPowerStatsProcessor;

import com.android.server.power.stats.GnssPowerStatsProcessor;

import com.android.server.power.stats.MobileRadioPowerStatsProcessor;

import com.android.server.power.stats.PhoneCallPowerStatsProcessor;

import com.android.server.power.stats.PowerStatsAggregator;

import com.android.server.power.stats.PowerStatsExporter;

import com.android.server.power.stats.PowerAttributor;

import com.android.server.power.stats.PowerStatsScheduler;

import com.android.server.power.stats.PowerStatsStore;

import com.android.server.power.stats.PowerStatsUidResolver;

import com.android.server.power.stats.ScreenPowerStatsProcessor;

import com.android.server.power.stats.SensorPowerStatsProcessor;

import com.android.server.power.stats.SystemServerCpuThreadReader.SystemServiceCpuThreadTimes;

import com.android.server.power.stats.VideoPowerStatsProcessor;

import com.android.server.power.stats.WifiPowerStatsProcessor;

import com.android.server.power.stats.processor.MultiStatePowerAttributor;

import com.android.server.power.stats.wakeups.CpuWakeupStats;



import java.io.File;
@@ -207,7 +192,7 @@ public final class BatteryStatsService extends IBatteryStats.Stub 
    private final AtomicFile mConfigFile;

    private final BatteryStats.BatteryStatsDumpHelper mDumpHelper;

    private final PowerStatsUidResolver mPowerStatsUidResolver = new PowerStatsUidResolver();

    private final AggregatedPowerStatsConfig mAggregatedPowerStatsConfig;

    private final PowerAttributor mPowerAttributor;



    private volatile boolean mMonitorEnabled = true;
@@ -445,14 +430,12 @@ public final class BatteryStatsService extends IBatteryStats.Stub 
            mStats.startTrackingSystemServerCpuTime();

        }



        mAggregatedPowerStatsConfig = createAggregatedPowerStatsConfig();

        mPowerStatsStore = new PowerStatsStore(systemDir, mHandler, mAggregatedPowerStatsConfig);

        mPowerStatsStore = new PowerStatsStore(systemDir, mHandler);

        mPowerAttributor = new MultiStatePowerAttributor(mContext, mPowerStatsStore, mPowerProfile,

                mCpuScalingPolicies, mPowerStatsUidResolver);

        mPowerStatsScheduler = createPowerStatsScheduler(mContext);

        PowerStatsExporter powerStatsExporter =

                new PowerStatsExporter(mPowerStatsStore,

                        new PowerStatsAggregator(mAggregatedPowerStatsConfig, mStats.getHistory()));

        mBatteryUsageStatsProvider = new BatteryUsageStatsProvider(context,

                powerStatsExporter, mPowerProfile, mCpuScalingPolicies,

                mPowerAttributor, mPowerProfile, mCpuScalingPolicies,

                mPowerStatsStore, Clock.SYSTEM_CLOCK);

        mStats.saveBatteryUsageStatsOnReset(mBatteryUsageStatsProvider, mPowerStatsStore);

        mDumpHelper = new BatteryStatsDumpHelperImpl(mBatteryUsageStatsProvider);
@@ -472,154 +455,11 @@ public final class BatteryStatsService extends IBatteryStats.Stub 
                            onAlarmListener, aHandler);

                };

        return new PowerStatsScheduler(mStats::schedulePowerStatsSampleCollection,

                new PowerStatsAggregator(mAggregatedPowerStatsConfig,

                        mStats.getHistory()), aggregatedPowerStatsSpanDuration,

                mStats.getHistory(), mPowerAttributor, aggregatedPowerStatsSpanDuration,

                powerStatsAggregationPeriod, mPowerStatsStore, alarmScheduler, Clock.SYSTEM_CLOCK,

                mMonotonicClock, () -> mStats.getHistory().getStartTime(), mHandler);

    }



    private AggregatedPowerStatsConfig createAggregatedPowerStatsConfig() {

        AggregatedPowerStatsConfig config = new AggregatedPowerStatsConfig();

        config.trackPowerComponent(BatteryConsumer.POWER_COMPONENT_CPU)

                .trackDeviceStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN)

                .trackUidStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN,

                        AggregatedPowerStatsConfig.STATE_PROCESS_STATE)

                .setProcessorSupplier(

                        () -> new CpuPowerStatsProcessor(mPowerProfile, mCpuScalingPolicies));



        config.trackPowerComponent(BatteryConsumer.POWER_COMPONENT_SCREEN)

                .trackDeviceStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN)

                .trackUidStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN)

                .setProcessorSupplier(

                        () -> new ScreenPowerStatsProcessor(mPowerProfile));



        config.trackPowerComponent(BatteryConsumer.POWER_COMPONENT_AMBIENT_DISPLAY,

                        BatteryConsumer.POWER_COMPONENT_SCREEN)

                .setProcessorSupplier(AmbientDisplayPowerStatsProcessor::new);



        config.trackPowerComponent(BatteryConsumer.POWER_COMPONENT_MOBILE_RADIO)

                .trackDeviceStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN)

                .trackUidStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN,

                        AggregatedPowerStatsConfig.STATE_PROCESS_STATE)

                .setProcessorSupplier(

                        () -> new MobileRadioPowerStatsProcessor(mPowerProfile));



        config.trackPowerComponent(BatteryConsumer.POWER_COMPONENT_PHONE,

                        BatteryConsumer.POWER_COMPONENT_MOBILE_RADIO)

                .setProcessorSupplier(PhoneCallPowerStatsProcessor::new);



        config.trackPowerComponent(BatteryConsumer.POWER_COMPONENT_WIFI)

                .trackDeviceStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN)

                .trackUidStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN,

                        AggregatedPowerStatsConfig.STATE_PROCESS_STATE)

                .setProcessorSupplier(

                        () -> new WifiPowerStatsProcessor(mPowerProfile));



        config.trackPowerComponent(BatteryConsumer.POWER_COMPONENT_BLUETOOTH)

                .trackDeviceStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN)

                .trackUidStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN,

                        AggregatedPowerStatsConfig.STATE_PROCESS_STATE)

                .setProcessorSupplier(

                        () -> new BluetoothPowerStatsProcessor(mPowerProfile));



        config.trackPowerComponent(BatteryConsumer.POWER_COMPONENT_AUDIO)

                .trackDeviceStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN)

                .trackUidStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN,

                        AggregatedPowerStatsConfig.STATE_PROCESS_STATE)

                .setProcessorSupplier(

                        () -> new AudioPowerStatsProcessor(mPowerProfile, mPowerStatsUidResolver));



        config.trackPowerComponent(BatteryConsumer.POWER_COMPONENT_VIDEO)

                .trackDeviceStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN)

                .trackUidStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN,

                        AggregatedPowerStatsConfig.STATE_PROCESS_STATE)

                .setProcessorSupplier(

                        () -> new VideoPowerStatsProcessor(mPowerProfile, mPowerStatsUidResolver));



        config.trackPowerComponent(BatteryConsumer.POWER_COMPONENT_FLASHLIGHT)

                .trackDeviceStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN)

                .trackUidStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN,

                        AggregatedPowerStatsConfig.STATE_PROCESS_STATE)

                .setProcessorSupplier(

                        () -> new FlashlightPowerStatsProcessor(mPowerProfile,

                                mPowerStatsUidResolver));



        config.trackPowerComponent(BatteryConsumer.POWER_COMPONENT_CAMERA)

                .trackDeviceStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN)

                .trackUidStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN,

                        AggregatedPowerStatsConfig.STATE_PROCESS_STATE)

                .setProcessorSupplier(

                        () -> new CameraPowerStatsProcessor(mPowerProfile, mPowerStatsUidResolver));



        config.trackPowerComponent(BatteryConsumer.POWER_COMPONENT_GNSS)

                .trackDeviceStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN)

                .trackUidStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN,

                        AggregatedPowerStatsConfig.STATE_PROCESS_STATE)

                .setProcessorSupplier(

                        () -> new GnssPowerStatsProcessor(mPowerProfile, mPowerStatsUidResolver));



        config.trackPowerComponent(BatteryConsumer.POWER_COMPONENT_SENSORS)

                .trackDeviceStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN)

                .trackUidStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN,

                        AggregatedPowerStatsConfig.STATE_PROCESS_STATE)

                .setProcessorSupplier(() -> new SensorPowerStatsProcessor(

                        () -> mContext.getSystemService(SensorManager.class)));



        config.trackCustomPowerComponents(CustomEnergyConsumerPowerStatsProcessor::new)

                .trackDeviceStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN)

                .trackUidStates(

                        AggregatedPowerStatsConfig.STATE_POWER,

                        AggregatedPowerStatsConfig.STATE_SCREEN,

                        AggregatedPowerStatsConfig.STATE_PROCESS_STATE);

        return config;

    }



    private void setPowerStatsThrottlePeriods(BatteryStatsImpl.BatteryStatsConfig.Builder builder,

            String configString) {

        if (configString == null) {
@@ -664,83 +504,84 @@ public final class BatteryStatsService extends IBatteryStats.Stub 
    }



    public void systemServicesReady() {

        MultiStatePowerAttributor attributor = (MultiStatePowerAttributor) mPowerAttributor;

        mStats.setPowerStatsCollectorEnabled(BatteryConsumer.POWER_COMPONENT_CPU,

                Flags.streamlinedBatteryStats());

        mBatteryUsageStatsProvider.setPowerStatsExporterEnabled(

        attributor.setPowerComponentSupported(

                BatteryConsumer.POWER_COMPONENT_CPU,

                Flags.streamlinedBatteryStats());



        mStats.setPowerStatsCollectorEnabled(BatteryConsumer.POWER_COMPONENT_SCREEN,

                Flags.streamlinedMiscBatteryStats());

        mBatteryUsageStatsProvider.setPowerStatsExporterEnabled(

        attributor.setPowerComponentSupported(

                BatteryConsumer.POWER_COMPONENT_SCREEN,

                Flags.streamlinedMiscBatteryStats());



        mStats.setPowerStatsCollectorEnabled(BatteryConsumer.POWER_COMPONENT_AMBIENT_DISPLAY,

                Flags.streamlinedMiscBatteryStats());

        mBatteryUsageStatsProvider.setPowerStatsExporterEnabled(

        attributor.setPowerComponentSupported(

                BatteryConsumer.POWER_COMPONENT_AMBIENT_DISPLAY,

                Flags.streamlinedMiscBatteryStats());



        mStats.setPowerStatsCollectorEnabled(BatteryConsumer.POWER_COMPONENT_MOBILE_RADIO,

                Flags.streamlinedConnectivityBatteryStats());

        mBatteryUsageStatsProvider.setPowerStatsExporterEnabled(

        attributor.setPowerComponentSupported(

                BatteryConsumer.POWER_COMPONENT_MOBILE_RADIO,

                Flags.streamlinedConnectivityBatteryStats());

        mBatteryUsageStatsProvider.setPowerStatsExporterEnabled(

        attributor.setPowerComponentSupported(

                BatteryConsumer.POWER_COMPONENT_PHONE,

                Flags.streamlinedConnectivityBatteryStats());



        mStats.setPowerStatsCollectorEnabled(BatteryConsumer.POWER_COMPONENT_WIFI,

                Flags.streamlinedConnectivityBatteryStats());

        mBatteryUsageStatsProvider.setPowerStatsExporterEnabled(

        attributor.setPowerComponentSupported(

                BatteryConsumer.POWER_COMPONENT_WIFI,

                Flags.streamlinedConnectivityBatteryStats());



        mStats.setPowerStatsCollectorEnabled(BatteryConsumer.POWER_COMPONENT_BLUETOOTH,

                Flags.streamlinedConnectivityBatteryStats());

        mBatteryUsageStatsProvider.setPowerStatsExporterEnabled(

        attributor.setPowerComponentSupported(

                BatteryConsumer.POWER_COMPONENT_BLUETOOTH,

                Flags.streamlinedConnectivityBatteryStats());



        mStats.setPowerStatsCollectorEnabled(BatteryConsumer.POWER_COMPONENT_AUDIO,

                Flags.streamlinedMiscBatteryStats());

        mBatteryUsageStatsProvider.setPowerStatsExporterEnabled(

        attributor.setPowerComponentSupported(

                BatteryConsumer.POWER_COMPONENT_AUDIO,

                Flags.streamlinedMiscBatteryStats());



        mStats.setPowerStatsCollectorEnabled(BatteryConsumer.POWER_COMPONENT_VIDEO,

                Flags.streamlinedMiscBatteryStats());

        mBatteryUsageStatsProvider.setPowerStatsExporterEnabled(

        attributor.setPowerComponentSupported(

                BatteryConsumer.POWER_COMPONENT_VIDEO,

                Flags.streamlinedMiscBatteryStats());



        mStats.setPowerStatsCollectorEnabled(BatteryConsumer.POWER_COMPONENT_FLASHLIGHT,

                Flags.streamlinedMiscBatteryStats());

        mBatteryUsageStatsProvider.setPowerStatsExporterEnabled(

        attributor.setPowerComponentSupported(

                BatteryConsumer.POWER_COMPONENT_FLASHLIGHT,

                Flags.streamlinedMiscBatteryStats());



        mStats.setPowerStatsCollectorEnabled(BatteryConsumer.POWER_COMPONENT_GNSS,

                Flags.streamlinedMiscBatteryStats());

        mBatteryUsageStatsProvider.setPowerStatsExporterEnabled(

        attributor.setPowerComponentSupported(

                BatteryConsumer.POWER_COMPONENT_GNSS,

                Flags.streamlinedMiscBatteryStats());



        mBatteryUsageStatsProvider.setPowerStatsExporterEnabled(

        attributor.setPowerComponentSupported(

                BatteryConsumer.POWER_COMPONENT_SENSORS,

                Flags.streamlinedMiscBatteryStats());



        mStats.setPowerStatsCollectorEnabled(BatteryConsumer.POWER_COMPONENT_CAMERA,

                Flags.streamlinedMiscBatteryStats());

        mBatteryUsageStatsProvider.setPowerStatsExporterEnabled(

        attributor.setPowerComponentSupported(

                BatteryConsumer.POWER_COMPONENT_CAMERA,

                Flags.streamlinedMiscBatteryStats());



        // By convention POWER_COMPONENT_ANY represents custom Energy Consumers

        mStats.setPowerStatsCollectorEnabled(BatteryConsumer.POWER_COMPONENT_ANY,

                Flags.streamlinedMiscBatteryStats());

        mBatteryUsageStatsProvider.setPowerStatsExporterEnabled(

        attributor.setPowerComponentSupported(

                BatteryConsumer.POWER_COMPONENT_ANY,

                Flags.streamlinedMiscBatteryStats());

services/core/java/com/android/server/power/stats/BatteryStatsImpl.java

+3 −3
Original line number Diff line number Diff line
@@ -23,8 +23,6 @@ import static android.os.BatteryStats.Uid.NUM_WIFI_BATCHED_SCAN_BINS; 
import static android.os.BatteryStatsManager.NUM_WIFI_STATES;

import static android.os.BatteryStatsManager.NUM_WIFI_SUPPL_STATES;













import static com.android.server.power.stats.MobileRadioPowerStatsCollector.mapRadioAccessNetworkTypeToRadioAccessTechnology;



























import android.annotation.IntDef;















import android.annotation.NonNull;















import android.annotation.Nullable;










@@ -149,6 +147,7 @@ import com.android.modules.utils.TypedXmlSerializer;













import com.android.server.LocalServices;















import com.android.server.power.optimization.Flags;















import com.android.server.power.stats.SystemServerCpuThreadReader.SystemServiceCpuThreadTimes;













import com.android.server.power.stats.format.MobileRadioPowerStatsLayout;





























import libcore.util.EmptyArray;
























@@ -13191,7 +13190,8 @@ public class BatteryStatsImpl extends BatteryStats {













                final int freq = deltaInfo.getSpecificInfoFrequencyRange(index);





























                // Map RadioAccessNetworkType to course grain RadioAccessTechnology.













                final int ratBucket = mapRadioAccessNetworkTypeToRadioAccessTechnology(rat);













                final int ratBucket = MobileRadioPowerStatsLayout













                        .mapRadioAccessNetworkTypeToRadioAccessTechnology(rat);















                final RadioAccessTechnologyBatteryStats ratStats = getRatBatteryStatsLocked(















                        ratBucket);







































services/core/java/com/android/server/power/stats/BatteryUsageStatsProvider.java



+40
−36


























File changed.
Preview size limit exceeded, changes collapsed.
























services/core/java/com/android/server/power/stats/BatteryUsageStatsSection.java



+17
−1




























Original line number
Diff line number
Diff line








@@ -19,8 +19,11 @@ package com.android.server.power.stats;













import android.os.BatteryUsageStats;















import android.util.IndentingPrintWriter;





























import com.android.modules.utils.TypedXmlPullParser;















import com.android.modules.utils.TypedXmlSerializer;





























import org.xmlpull.v1.XmlPullParserException;





























import java.io.IOException;































class BatteryUsageStatsSection extends PowerStatsSpan.Section {









@@ -38,7 +41,7 @@ class BatteryUsageStatsSection extends PowerStatsSpan.Section {













    }































    @Override













    void write(TypedXmlSerializer serializer) throws IOException {













    public void write(TypedXmlSerializer serializer) throws IOException {















        mBatteryUsageStats.writeXml(serializer);















    }

























@@ -46,4 +49,17 @@ class BatteryUsageStatsSection extends PowerStatsSpan.Section {













    public void dump(IndentingPrintWriter ipw) {















        mBatteryUsageStats.dump(ipw, "");















    }



























    static class Reader implements PowerStatsSpan.SectionReader {













        @Override













        public String getType() {













            return TYPE;













        }



























        @Override













        public PowerStatsSpan.Section read(String sectionType, TypedXmlPullParser parser)













                throws IOException, XmlPullParserException {













            return new BatteryUsageStatsSection(BatteryUsageStats.createFromXml(parser));













        }













    }















}
























services/core/java/com/android/server/power/stats/BluetoothPowerStatsCollector.java



+7
−12




























Original line number
Diff line number
Diff line








@@ -28,6 +28,7 @@ import android.util.SparseArray;





























import com.android.internal.os.Clock;















import com.android.internal.os.PowerStats;













import com.android.server.power.stats.format.BluetoothPowerStatsLayout;































import java.util.Arrays;















import java.util.List;









@@ -43,7 +44,7 @@ public class BluetoothPowerStatsCollector extends PowerStatsCollector {





























    private static final long ENERGY_UNSPECIFIED = -1;





























    interface BluetoothStatsRetriever {













    public interface BluetoothStatsRetriever {















        interface Callback {















            void onBluetoothScanTime(int uid, long scanTimeMs);















        }









@@ -54,7 +55,7 @@ public class BluetoothPowerStatsCollector extends PowerStatsCollector {













                BluetoothAdapter.OnBluetoothActivityEnergyInfoCallback callback);















    }





























    interface Injector {













    public interface Injector {















        Handler getHandler();















        Clock getClock();















        PowerStatsUidResolver getUidResolver();









@@ -67,7 +68,7 @@ public class BluetoothPowerStatsCollector extends PowerStatsCollector {





























    private final Injector mInjector;





























    private BluetoothPowerStatsLayout mLayout;













    private com.android.server.power.stats.format.BluetoothPowerStatsLayout mLayout;















    private boolean mIsInitialized;















    private PowerStats mPowerStats;















    private long[] mDeviceStats;









@@ -93,7 +94,7 @@ public class BluetoothPowerStatsCollector extends PowerStatsCollector {





























    private final SparseArray<UidStats> mUidStats = new SparseArray<>();





























    BluetoothPowerStatsCollector(Injector injector) {













    public BluetoothPowerStatsCollector(Injector injector) {















        super(injector.getHandler(),  injector.getPowerStatsCollectionThrottlePeriod(















                        BatteryConsumer.powerComponentIdToString(















                                BatteryConsumer.POWER_COMPONENT_BLUETOOTH)),










@@ -130,13 +131,7 @@ public class BluetoothPowerStatsCollector extends PowerStatsCollector {













        mLastConsumedEnergyUws = new long[mEnergyConsumerIds.length];















        Arrays.fill(mLastConsumedEnergyUws, ENERGY_UNSPECIFIED);





























        mLayout = new BluetoothPowerStatsLayout();













        mLayout.addDeviceBluetoothControllerActivity();













        mLayout.addDeviceSectionEnergyConsumers(mEnergyConsumerIds.length);













        mLayout.addDeviceSectionUsageDuration();













        mLayout.addDeviceSectionPowerEstimate();













        mLayout.addUidTrafficStats();













        mLayout.addUidSectionPowerEstimate();













        mLayout = new BluetoothPowerStatsLayout(mEnergyConsumerIds.length);































        PersistableBundle extras = new PersistableBundle();















        mLayout.toExtras(extras);









@@ -152,7 +147,7 @@ public class BluetoothPowerStatsCollector extends PowerStatsCollector {













    }































    @Override













    protected PowerStats collectStats() {













    public PowerStats collectStats() {















        if (!ensureInitialized()) {















            return null;















        }