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Commit fe76a525 authored by Muhammad Qureshi's avatar Muhammad Qureshi
Browse files

Create SystemApi for statsd ready broadcast 

The statsd ready broadcast needs to be sent from statsd apex with
Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND flag that is @hide and cannot be
promoted to @SystemApi.
In R, this was worked around by getting the list of registered broadcast
receivers and sending them directed broadcasts to wake them up in
ag/10404099.
However, this is inefficient if there are multiple receivers so this
change creates a SystemApi for sending the actual broadcast with the
flag as recommended in ag/10404099 after it was submitted.

Bug: 150746848
Test: m
Test: flash
Test: ensure broadcast is received via logcat
CTS-Coverage-Bug: 184014462

Change-Id: I5103d8c6e87bdb47930cb7457731050da3d8e566
Merged-In: I5103d8c6e87bdb47930cb7457731050da3d8e566
parent 6d7c9071

services/api/current.txt

+8 −0
Original line number Diff line number Diff line
@@ -80,6 +80,14 @@ package com.android.server { 


}



package com.android.server.stats {



  public final class StatsHelper {

    method public static void sendStatsdReadyBroadcast(@NonNull android.content.Context);

  }



}



package com.android.server.wifi {



  public class SupplicantManager {

services/api/non-updatable-current.txt

+8 −0
Original line number Diff line number Diff line
@@ -35,6 +35,14 @@ package com.android.server { 


}



package com.android.server.stats {



  public final class StatsHelper {

    method public static void sendStatsdReadyBroadcast(@NonNull android.content.Context);

  }



}



package com.android.server.wifi {



  public class SupplicantManager {

services/core/java/com/android/server/stats/StatsHelper.java

0 → 100644
+45 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2021 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.server.stats;



import static android.app.StatsManager.ACTION_STATSD_STARTED;



import android.annotation.NonNull;

import android.annotation.SystemApi;

import android.content.Context;

import android.content.Intent;

import android.os.UserHandle;



/**

 * Provides helper methods for the Statsd APEX

 *

 * @hide

 **/

@SystemApi(client = SystemApi.Client.SYSTEM_SERVER)

public final class StatsHelper {

    private StatsHelper() {}



    /**

     * Send statsd ready broadcast

     *

     **/

    public static void sendStatsdReadyBroadcast(@NonNull final Context context) {

        context.sendBroadcastAsUser(

                new Intent(ACTION_STATSD_STARTED).addFlags(Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND),

                UserHandle.SYSTEM, android.Manifest.permission.DUMP);

    }

}