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[DataStore] Migrate BatteryBackupHelper to BackupRestoreStorage

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Bug: 325144964
Test: Manual tests
Change-Id: I19f7c78969d70648d1e45f1627827d98b1fdd1e0
This commit is contained in:
Jacky Wang
2024-02-29 11:10:53 +08:00
parent bec4c9573e
commit 006bf17c4f
8 changed files with 399 additions and 20 deletions
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1
Android.bp
View File

@@ -90,6 +90,7 @@ android_library {
"MediaDrmSettingsFlagsLib",
"Settings-change-ids",
"SettingsLib",
"SettingsLibDataStore",
"SettingsLibActivityEmbedding",
"aconfig_settings_flags_lib",
"accessibility_settings_flags_lib",

10
src/com/android/settings/SettingsApplication.java
View File

@@ -28,11 +28,13 @@ import androidx.annotation.NonNull;
import com.android.settings.activityembedding.ActivityEmbeddingRulesController;
import com.android.settings.activityembedding.ActivityEmbeddingUtils;
import com.android.settings.core.instrumentation.ElapsedTimeUtils;
import com.android.settings.fuelgauge.BatterySettingsStorage;
import com.android.settings.homepage.SettingsHomepageActivity;
import com.android.settings.overlay.FeatureFactory;
import com.android.settings.overlay.FeatureFactoryImpl;
import com.android.settings.spa.SettingsSpaEnvironment;
import com.android.settingslib.applications.AppIconCacheManager;
import com.android.settingslib.datastore.BackupRestoreStorageManager;
import com.android.settingslib.spa.framework.common.SpaEnvironmentFactory;
import com.google.android.setupcompat.util.WizardManagerHelper;
@@ -54,6 +56,8 @@ public class SettingsApplication extends Application {
public void onCreate() {
super.onCreate();
BackupRestoreStorageManager.getInstance(this).add(new BatterySettingsStorage(this));
// Add null checking to avoid test case failed.
if (getApplicationContext() != null) {
ElapsedTimeUtils.assignSuwFinishedTimeStamp(getApplicationContext());
@@ -73,6 +77,12 @@ public class SettingsApplication extends Application {
}
}
@Override
public void onTerminate() {
BackupRestoreStorageManager.getInstance(this).removeAll();
super.onTerminate();
}
@NonNull
protected FeatureFactory getFeatureFactory() {
return new FeatureFactoryImpl();

5
src/com/android/settings/backup/SettingsBackupHelper.java
View File

@@ -22,10 +22,10 @@ import android.app.backup.BackupAgentHelper;
import android.app.backup.SharedPreferencesBackupHelper;
import com.android.settings.flags.Flags;
import com.android.settings.fuelgauge.BatteryBackupHelper;
import com.android.settings.onboarding.OnboardingFeatureProvider;
import com.android.settings.overlay.FeatureFactory;
import com.android.settings.shortcut.CreateShortcutPreferenceController;
import com.android.settingslib.datastore.BackupRestoreStorageManager;
/** Backup agent for Settings APK */
public class SettingsBackupHelper extends BackupAgentHelper {
@@ -35,7 +35,7 @@ public class SettingsBackupHelper extends BackupAgentHelper {
@Override
public void onCreate() {
super.onCreate();
addHelper(BatteryBackupHelper.TAG, new BatteryBackupHelper(this));
BackupRestoreStorageManager.getInstance(this).addBackupAgentHelpers(this);
addHelper(PREF_LOCALE_NOTIFICATION,
new SharedPreferencesBackupHelper(this, LOCALE_NOTIFICATION));
if (Flags.enableSoundBackup()) {
@@ -51,6 +51,7 @@ public class SettingsBackupHelper extends BackupAgentHelper {
@Override
public void onRestoreFinished() {
super.onRestoreFinished();
BackupRestoreStorageManager.getInstance(this).onRestoreFinished();
CreateShortcutPreferenceController.updateRestoredShortcuts(this);
}
}

7
src/com/android/settings/fuelgauge/AdvancedPowerUsageDetail.java
View File

@@ -20,7 +20,6 @@ import static com.android.settings.fuelgauge.batteryusage.ConvertUtils.isUserCon
import android.app.Activity;
import android.app.ActivityManager;
import android.app.backup.BackupManager;
import android.app.settings.SettingsEnums;
import android.content.Context;
import android.content.Intent;
@@ -53,6 +52,7 @@ import com.android.settingslib.applications.AppUtils;
import com.android.settingslib.applications.ApplicationsState;
import com.android.settingslib.core.AbstractPreferenceController;
import com.android.settingslib.core.instrumentation.Instrumentable;
import com.android.settingslib.datastore.ChangeReason;
import com.android.settingslib.widget.LayoutPreference;
import java.util.ArrayList;
@@ -105,7 +105,6 @@ public class AdvancedPowerUsageDetail extends DashboardFragment
@VisibleForTesting @BatteryOptimizeUtils.OptimizationMode
int mOptimizationMode = BatteryOptimizeUtils.MODE_UNKNOWN;
@VisibleForTesting BackupManager mBackupManager;
@VisibleForTesting StringBuilder mLogStringBuilder;
// A wrapper class to carry LaunchBatteryDetailPage required arguments.
@@ -293,9 +292,7 @@ public class AdvancedPowerUsageDetail extends DashboardFragment
@VisibleForTesting
void notifyBackupManager() {
if (mOptimizationMode != mBatteryOptimizeUtils.getAppOptimizationMode()) {
final BackupManager backupManager =
mBackupManager != null ? mBackupManager : new BackupManager(getContext());
backupManager.dataChanged();
BatterySettingsStorage.get(getContext()).notifyChange(ChangeReason.UPDATE);
}
}

370
src/com/android/settings/fuelgauge/BatterySettingsStorage.java Normal file
View File

@@ -0,0 +1,370 @@
/*
* Copyright (C) 2024 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.settings.fuelgauge;
import static java.nio.charset.StandardCharsets.UTF_8;
import android.app.AppGlobals;
import android.app.AppOpsManager;
import android.app.Application;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.pm.ApplicationInfo;
import android.os.Build;
import android.os.IDeviceIdleController;
import android.os.ParcelFileDescriptor;
import android.os.RemoteException;
import android.os.ServiceManager;
import android.os.UserHandle;
import android.util.ArrayMap;
import android.util.ArraySet;
import android.util.Log;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import com.android.settings.fuelgauge.BatteryOptimizeHistoricalLogEntry.Action;
import com.android.settings.overlay.FeatureFactory;
import com.android.settingslib.datastore.BackupContext;
import com.android.settingslib.datastore.BackupRestoreEntity;
import com.android.settingslib.datastore.BackupRestoreStorageManager;
import com.android.settingslib.datastore.EntityBackupResult;
import com.android.settingslib.datastore.ObservableBackupRestoreStorage;
import com.android.settingslib.datastore.RestoreContext;
import com.android.settingslib.fuelgauge.PowerAllowlistBackend;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
/** An implementation to backup and restore battery configurations. */
public final class BatterySettingsStorage extends ObservableBackupRestoreStorage {
public static final String TAG = "BatteryBackupHelper";
// Definition for the device build information.
public static final String KEY_BUILD_BRAND = "device_build_brand";
public static final String KEY_BUILD_PRODUCT = "device_build_product";
public static final String KEY_BUILD_MANUFACTURER = "device_build_manufacture";
public static final String KEY_BUILD_FINGERPRINT = "device_build_fingerprint";
// Customized fields for device extra information.
public static final String KEY_BUILD_METADATA_1 = "device_build_metadata_1";
public static final String KEY_BUILD_METADATA_2 = "device_build_metadata_2";
private static final String DEVICE_IDLE_SERVICE = "deviceidle";
private static final String BATTERY_OPTIMIZE_BACKUP_FILE_NAME =
"battery_optimize_backup_historical_logs";
private static final int DEVICE_BUILD_INFO_SIZE = 6;
static final String DELIMITER = ",";
static final String DELIMITER_MODE = ":";
static final String KEY_OPTIMIZATION_LIST = "optimization_mode_list";
@Nullable private byte[] mOptimizationModeBytes;
private final Application mApplication;
// Device information map from restore.
private final ArrayMap<String, String> mDeviceBuildInfoMap =
new ArrayMap<>(DEVICE_BUILD_INFO_SIZE);
/**
* Returns the {@link BatterySettingsStorage} registered to {@link BackupRestoreStorageManager}.
*/
public static @NonNull BatterySettingsStorage get(@NonNull Context context) {
return (BatterySettingsStorage)
BackupRestoreStorageManager.getInstance(context).getOrThrow(TAG);
}
public BatterySettingsStorage(@NonNull Context context) {
mApplication = (Application) context.getApplicationContext();
}
@NonNull
@Override
public String getName() {
return TAG;
}
@Override
public boolean enableBackup(@NonNull BackupContext backupContext) {
return isOwner();
}
@Override
public boolean enableRestore() {
return isOwner();
}
static boolean isOwner() {
return UserHandle.myUserId() == UserHandle.USER_SYSTEM;
}
@NonNull
@Override
public List<BackupRestoreEntity> createBackupRestoreEntities() {
List<String> allowlistedApps = getFullPowerList();
if (allowlistedApps == null) {
return Collections.emptyList();
}
PowerUsageFeatureProvider provider =
FeatureFactory.getFeatureFactory().getPowerUsageFeatureProvider();
return Arrays.asList(
new StringEntity(KEY_BUILD_BRAND, Build.BRAND),
new StringEntity(KEY_BUILD_PRODUCT, Build.PRODUCT),
new StringEntity(KEY_BUILD_MANUFACTURER, Build.MANUFACTURER),
new StringEntity(KEY_BUILD_FINGERPRINT, Build.FINGERPRINT),
new StringEntity(KEY_BUILD_METADATA_1, provider.getBuildMetadata1(mApplication)),
new StringEntity(KEY_BUILD_METADATA_2, provider.getBuildMetadata2(mApplication)),
new OptimizationModeEntity(allowlistedApps));
}
private @Nullable List<String> getFullPowerList() {
final long timestamp = System.currentTimeMillis();
String[] allowlistedApps;
try {
IDeviceIdleController deviceIdleController =
IDeviceIdleController.Stub.asInterface(
ServiceManager.getService(DEVICE_IDLE_SERVICE));
allowlistedApps = deviceIdleController.getFullPowerWhitelist();
} catch (RemoteException e) {
Log.e(TAG, "backupFullPowerList() failed", e);
return null;
}
// Ignores unexpected empty result case.
if (allowlistedApps == null || allowlistedApps.length == 0) {
Log.w(TAG, "no data found in the getFullPowerList()");
return Collections.emptyList();
}
Log.d(
TAG,
String.format(
"getFullPowerList() size=%d in %d/ms",
allowlistedApps.length, (System.currentTimeMillis() - timestamp)));
return Arrays.asList(allowlistedApps);
}
@Override
public void writeNewStateDescription(@NonNull ParcelFileDescriptor newState) {
BatterySettingsMigrateChecker.verifySaverConfiguration(mApplication);
performRestoreIfNeeded();
}
private void performRestoreIfNeeded() {
byte[] bytes = mOptimizationModeBytes;
mOptimizationModeBytes = null; // clear data
if (bytes == null || bytes.length == 0) {
return;
}
final PowerUsageFeatureProvider provider =
FeatureFactory.getFeatureFactory().getPowerUsageFeatureProvider();
if (!provider.isValidToRestoreOptimizationMode(mDeviceBuildInfoMap)) {
return;
}
// Start to restore the app optimization mode data.
final int restoreCount = restoreOptimizationMode(bytes);
if (restoreCount > 0) {
BatterySettingsMigrateChecker.verifyBatteryOptimizeModes(mApplication);
}
}
int restoreOptimizationMode(byte[] dataBytes) {
final long timestamp = System.currentTimeMillis();
final String dataContent = new String(dataBytes, UTF_8);
if (dataContent.isEmpty()) {
Log.w(TAG, "no data found in the restoreOptimizationMode()");
return 0;
}
final String[] appConfigurations = dataContent.split(BatteryBackupHelper.DELIMITER);
if (appConfigurations.length == 0) {
Log.w(TAG, "no data found from the split() processing");
return 0;
}
int restoreCount = 0;
for (String appConfiguration : appConfigurations) {
final String[] results = appConfiguration.split(BatteryBackupHelper.DELIMITER_MODE);
// Example format: com.android.systemui:2 we should have length=2
if (results.length != 2) {
Log.w(TAG, "invalid raw data found:" + appConfiguration);
continue;
}
final String packageName = results[0];
final int uid = BatteryUtils.getInstance(mApplication).getPackageUid(packageName);
// Ignores system/default apps.
if (isSystemOrDefaultApp(packageName, uid)) {
Log.w(TAG, "ignore from isSystemOrDefaultApp():" + packageName);
continue;
}
@BatteryOptimizeUtils.OptimizationMode int optimizationMode;
try {
optimizationMode = Integer.parseInt(results[1]);
} catch (NumberFormatException e) {
Log.e(TAG, "failed to parse the optimization mode: " + appConfiguration, e);
continue;
}
restoreOptimizationMode(packageName, optimizationMode);
restoreCount++;
}
Log.d(
TAG,
String.format(
"restoreOptimizationMode() count=%d in %d/ms",
restoreCount, (System.currentTimeMillis() - timestamp)));
return restoreCount;
}
private void restoreOptimizationMode(
String packageName, @BatteryOptimizeUtils.OptimizationMode int mode) {
final BatteryOptimizeUtils batteryOptimizeUtils =
newBatteryOptimizeUtils(mApplication, packageName);
if (batteryOptimizeUtils == null) {
return;
}
batteryOptimizeUtils.setAppUsageState(
mode, BatteryOptimizeHistoricalLogEntry.Action.RESTORE);
Log.d(TAG, String.format("restore:%s mode=%d", packageName, mode));
}
@Nullable
static BatteryOptimizeUtils newBatteryOptimizeUtils(Context context, String packageName) {
final int uid = BatteryUtils.getInstance(context).getPackageUid(packageName);
return uid == BatteryUtils.UID_NULL
? null
: new BatteryOptimizeUtils(context, uid, packageName);
}
private boolean isSystemOrDefaultApp(String packageName, int uid) {
return BatteryOptimizeUtils.isSystemOrDefaultApp(
mApplication, PowerAllowlistBackend.getInstance(mApplication), packageName, uid);
}
private class StringEntity implements BackupRestoreEntity {
private final String mKey;
private final String mValue;
StringEntity(String key, String value) {
this.mKey = key;
this.mValue = value;
}
@NonNull
@Override
public String getKey() {
return mKey;
}
@Override
public @NonNull EntityBackupResult backup(
@NonNull BackupContext backupContext, @NonNull OutputStream outputStream)
throws IOException {
Log.d(TAG, String.format("backup:%s:%s", mKey, mValue));
outputStream.write(mValue.getBytes(UTF_8));
return EntityBackupResult.UPDATE;
}
@Override
public void restore(
@NonNull RestoreContext restoreContext, @NonNull InputStream inputStream)
throws IOException {
String dataContent = new String(inputStream.readAllBytes(), UTF_8);
mDeviceBuildInfoMap.put(mKey, dataContent);
Log.d(TAG, String.format("restore:%s:%s", mKey, dataContent));
}
}
private class OptimizationModeEntity implements BackupRestoreEntity {
private final List<String> mAllowlistedApps;
private OptimizationModeEntity(List<String> allowlistedApps) {
this.mAllowlistedApps = allowlistedApps;
}
@NonNull
@Override
public String getKey() {
return KEY_OPTIMIZATION_LIST;
}
@Override
public @NonNull EntityBackupResult backup(
@NonNull BackupContext backupContext, @NonNull OutputStream outputStream)
throws IOException {
final long timestamp = System.currentTimeMillis();
final ArraySet<ApplicationInfo> applications = getInstalledApplications();
if (applications == null || applications.isEmpty()) {
Log.w(TAG, "no data found in the getInstalledApplications()");
return EntityBackupResult.DELETE;
}
int backupCount = 0;
final StringBuilder builder = new StringBuilder();
final AppOpsManager appOps = mApplication.getSystemService(AppOpsManager.class);
final SharedPreferences sharedPreferences = getSharedPreferences(mApplication);
// Converts application into the AppUsageState.
for (ApplicationInfo info : applications) {
final int mode = BatteryOptimizeUtils.getMode(appOps, info.uid, info.packageName);
@BatteryOptimizeUtils.OptimizationMode
final int optimizationMode =
BatteryOptimizeUtils.getAppOptimizationMode(
mode, mAllowlistedApps.contains(info.packageName));
// Ignores default optimized/unknown state or system/default apps.
if (optimizationMode == BatteryOptimizeUtils.MODE_OPTIMIZED
|| optimizationMode == BatteryOptimizeUtils.MODE_UNKNOWN
|| isSystemOrDefaultApp(info.packageName, info.uid)) {
continue;
}
final String packageOptimizeMode =
info.packageName + DELIMITER_MODE + optimizationMode;
builder.append(packageOptimizeMode).append(DELIMITER);
Log.d(TAG, "backupOptimizationMode: " + packageOptimizeMode);
BatteryOptimizeLogUtils.writeLog(
sharedPreferences,
Action.BACKUP,
info.packageName,
/* actionDescription */ "mode: " + optimizationMode);
backupCount++;
}
outputStream.write(builder.toString().getBytes(UTF_8));
Log.d(
TAG,
String.format(
"backup getInstalledApplications():%d count=%d in %d/ms",
applications.size(),
backupCount,
(System.currentTimeMillis() - timestamp)));
return EntityBackupResult.UPDATE;
}
private @Nullable ArraySet<ApplicationInfo> getInstalledApplications() {
return BatteryOptimizeUtils.getInstalledApplications(
mApplication, AppGlobals.getPackageManager());
}
static @NonNull SharedPreferences getSharedPreferences(Context context) {
return context.getSharedPreferences(
BATTERY_OPTIMIZE_BACKUP_FILE_NAME, Context.MODE_PRIVATE);
}
@Override
public void restore(
@NonNull RestoreContext restoreContext, @NonNull InputStream inputStream)
throws IOException {
mOptimizationModeBytes = inputStream.readAllBytes();
}
}
}

7
src/com/android/settings/fuelgauge/PowerBackgroundUsageDetail.java
View File

@@ -19,7 +19,6 @@ package com.android.settings.fuelgauge;
import static com.android.settings.fuelgauge.BatteryOptimizeHistoricalLogEntry.Action;
import android.app.Activity;
import android.app.backup.BackupManager;
import android.app.settings.SettingsEnums;
import android.content.Context;
import android.content.Intent;
@@ -42,6 +41,7 @@ import com.android.settingslib.HelpUtils;
import com.android.settingslib.applications.AppUtils;
import com.android.settingslib.applications.ApplicationsState;
import com.android.settingslib.core.AbstractPreferenceController;
import com.android.settingslib.datastore.ChangeReason;
import com.android.settingslib.widget.FooterPreference;
import com.android.settingslib.widget.LayoutPreference;
import com.android.settingslib.widget.MainSwitchPreference;
@@ -78,7 +78,6 @@ public class PowerBackgroundUsageDetail extends DashboardFragment
@VisibleForTesting SelectorWithWidgetPreference mUnrestrictedPreference;
@VisibleForTesting MainSwitchPreference mMainSwitchPreference;
@VisibleForTesting FooterPreference mFooterPreference;
@VisibleForTesting BackupManager mBackupManager;
@VisibleForTesting StringBuilder mLogStringBuilder;
@VisibleForTesting @BatteryOptimizeUtils.OptimizationMode
@@ -187,9 +186,7 @@ public class PowerBackgroundUsageDetail extends DashboardFragment
@VisibleForTesting
void notifyBackupManager() {
if (mOptimizationMode != mBatteryOptimizeUtils.getAppOptimizationMode()) {
final BackupManager backupManager =
mBackupManager != null ? mBackupManager : new BackupManager(getContext());
backupManager.dataChanged();
BatterySettingsStorage.get(getContext()).notifyChange(ChangeReason.UPDATE);
}
}

16
tests/robotests/src/com/android/settings/fuelgauge/AdvancedPowerUsageDetailTest.java
View File

@@ -33,7 +33,6 @@ import static org.mockito.Mockito.verifyNoInteractions;
import static org.mockito.Mockito.when;
import android.app.AppOpsManager;
import android.app.backup.BackupManager;
import android.app.settings.SettingsEnums;
import android.content.Context;
import android.content.Intent;
@@ -61,8 +60,12 @@ import com.android.settingslib.applications.AppUtils;
import com.android.settingslib.applications.ApplicationsState;
import com.android.settingslib.applications.instantapps.InstantAppDataProvider;
import com.android.settingslib.core.instrumentation.MetricsFeatureProvider;
import com.android.settingslib.datastore.ChangeReason;
import com.android.settingslib.datastore.Observer;
import com.android.settingslib.widget.LayoutPreference;
import com.google.common.util.concurrent.MoreExecutors;
import org.junit.After;
import org.junit.Before;
import org.junit.Rule;
@@ -116,9 +119,10 @@ public class AdvancedPowerUsageDetailTest {
@Mock private AppOpsManager mAppOpsManager;
@Mock private LoaderManager mLoaderManager;
@Mock private BatteryOptimizeUtils mBatteryOptimizeUtils;
@Mock private BackupManager mBackupManager;
@Mock private Observer mObserver;
private Context mContext;
private BatterySettingsStorage mBatterySettingsStorage;
private PrimarySwitchPreference mAllowBackgroundUsagePreference;
private AdvancedPowerUsageDetail mFragment;
private SettingsActivity mTestActivity;
@@ -130,6 +134,7 @@ public class AdvancedPowerUsageDetailTest {
@Before
public void setUp() {
mContext = spy(ApplicationProvider.getApplicationContext());
mBatterySettingsStorage = BatterySettingsStorage.get(mContext);
when(mContext.getPackageName()).thenReturn("foo");
mFeatureFactory = FakeFeatureFactory.setupForTest();
mMetricsFeatureProvider = mFeatureFactory.metricsFeatureProvider;
@@ -200,7 +205,6 @@ public class AdvancedPowerUsageDetailTest {
mFragment.mHeaderPreference = mHeaderPreference;
mFragment.mState = mState;
mFragment.mBatteryOptimizeUtils = mBatteryOptimizeUtils;
mFragment.mBackupManager = mBackupManager;
mFragment.mLogStringBuilder = new StringBuilder();
mAppEntry.info = mock(ApplicationInfo.class);
@@ -447,23 +451,25 @@ public class AdvancedPowerUsageDetailTest {
@Test
public void notifyBackupManager_optimizationModeIsNotChanged_notInvokeDataChanged() {
mBatterySettingsStorage.addObserver(mObserver, MoreExecutors.directExecutor());
final int mode = BatteryOptimizeUtils.MODE_RESTRICTED;
mFragment.mOptimizationMode = mode;
when(mBatteryOptimizeUtils.getAppOptimizationMode()).thenReturn(mode);
mFragment.notifyBackupManager();
verifyNoInteractions(mBackupManager);
verifyNoInteractions(mObserver);
}
@Test
public void notifyBackupManager_optimizationModeIsChanged_invokeDataChanged() {
mBatterySettingsStorage.addObserver(mObserver, MoreExecutors.directExecutor());
mFragment.mOptimizationMode = BatteryOptimizeUtils.MODE_RESTRICTED;
when(mBatteryOptimizeUtils.getAppOptimizationMode())
.thenReturn(BatteryOptimizeUtils.MODE_UNRESTRICTED);
mFragment.notifyBackupManager();
verify(mBackupManager).dataChanged();
verify(mObserver).onChanged(ChangeReason.UPDATE);
}
}

3
tests/robotests/src/com/android/settings/fuelgauge/PowerBackgroundUsageDetailTest.java
View File

@@ -33,7 +33,6 @@ import static org.mockito.Mockito.verifyNoInteractions;
import static org.mockito.Mockito.when;
import android.app.AppOpsManager;
import android.app.backup.BackupManager;
import android.app.settings.SettingsEnums;
import android.content.Context;
import android.content.Intent;
@@ -119,7 +118,6 @@ public class PowerBackgroundUsageDetailTest {
@Mock private LoaderManager mLoaderManager;
@Mock private ApplicationsState.AppEntry mAppEntry;
@Mock private BatteryEntry mBatteryEntry;
@Mock private BackupManager mBackupManager;
@Mock private PackageManager mPackageManager;
@Mock private AppOpsManager mAppOpsManager;
@Mock private CompoundButton mMockSwitch;
@@ -174,7 +172,6 @@ public class PowerBackgroundUsageDetailTest {
mFragment.mHeaderPreference = mHeaderPreference;
mFragment.mState = mState;
mFragment.mBatteryOptimizeUtils = mBatteryOptimizeUtils;
mFragment.mBackupManager = mBackupManager;
mAppEntry.info = mock(ApplicationInfo.class);
mTestActivity = spy(new SettingsActivity());