Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 821adcea authored by jackqdyulei's avatar jackqdyulei
Browse files

Add AnomalyDetectionReceiver 

This BroadcastReceiver is triggered when anomaly happens. Inside it
we need to extract anomaly info and store it in the database.

Bug: 72385333
Test: Will add robo test once robo framework is updated(b/73172999)
Change-Id: Ib36af377fa2dff8026e7f0fcbec9575366e39cf9
parent c07124fe

AndroidManifest.xml

+5 −0
Original line number Diff line number Diff line
@@ -3294,6 +3294,11 @@ 
            </intent-filter>

        </receiver>



        <!-- Couldn't be triggered from outside of settings. Statsd can trigger it because we send

             PendingIntent to it-->

        <receiver android:name=".fuelgauge.batterytip.AnomalyDetectionReceiver"

                  android:exported="false" />



        <!-- This is the longest AndroidManifest.xml ever. -->

    </application>

</manifest>

src/com/android/settings/fuelgauge/batterytip/AnomalyDetectionReceiver.java

0 → 100644
+75 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2018 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.batterytip;



import android.app.StatsManager;

import android.content.BroadcastReceiver;

import android.content.Context;

import android.content.Intent;

import android.os.StatsDimensionsValue;

import android.support.annotation.VisibleForTesting;

import android.util.Log;



import com.android.settings.fuelgauge.BatteryUtils;



import java.util.List;



/**

 * Receive the anomaly info from {@link StatsManager}

 */

public class AnomalyDetectionReceiver extends BroadcastReceiver {

    private static final String TAG = "SettingsAnomalyReceiver";



    @Override

    public void onReceive(Context context, Intent intent) {

        final BatteryDatabaseManager databaseManager = new BatteryDatabaseManager(context);

        final BatteryUtils batteryUtils = BatteryUtils.getInstance(context);

        final long configUid = intent.getLongExtra(StatsManager.EXTRA_STATS_CONFIG_UID, -1);

        final long configKey = intent.getLongExtra(StatsManager.EXTRA_STATS_CONFIG_KEY, -1);

        final long subscriptionId = intent.getLongExtra(StatsManager.EXTRA_STATS_SUBSCRIPTION_ID,

                -1);



        Log.i(TAG, "Anomaly intent received.  configUid = " + configUid + " configKey = "

                + configKey + " subscriptionId = " + subscriptionId);

        saveAnomalyToDatabase(databaseManager, batteryUtils, intent);

    }



    @VisibleForTesting

    void saveAnomalyToDatabase(BatteryDatabaseManager databaseManager, BatteryUtils batteryUtils

            , Intent intent) {

        // The Example of intentDimsValue is: 35:{1:{1:{1:10013|}|}|}

        StatsDimensionsValue intentDimsValue =

                intent.getParcelableExtra(StatsManager.EXTRA_STATS_DIMENSIONS_VALUE);

        List<StatsDimensionsValue> intentTuple = intentDimsValue.getTupleValueList();



        if (!intentTuple.isEmpty()) {

            try {

                // TODO(b/72385333): find more robust way to extract the uid.

                final StatsDimensionsValue intentTupleValue = intentTuple.get(0)

                        .getTupleValueList().get(0).getTupleValueList().get(0);

                final int uid = intentTupleValue.getIntValue();

                // TODD(b/72385333): extract anomaly type

                final int anomalyType = 0;

                final String packageName = batteryUtils.getPackageName(uid);

                final long timeMs = System.currentTimeMillis();

                databaseManager.insertAnomaly(packageName, anomalyType, timeMs);

            } catch (NullPointerException | IndexOutOfBoundsException e) {

                Log.e(TAG, "Parse stats dimensions value error.", e);

            }

        }

    }

}

src/com/android/settings/fuelgauge/batterytip/StatsManagerConfig.java

0 → 100644
+28 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2018 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.batterytip;



/**

 * This class provides all the configs needed if we want to use {@link android.app.StatsManager}

 */

public class StatsManagerConfig {

    /**

     * The key that represents the anomaly config.

     * This value is used in {@link android.app.StatsManager#addConfiguration(long, byte[])}

     */

    public static final long ANOMALY_CONFIG_KEY = 1;

}