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Commit 998e608d authored by Dianne Hackborn's avatar Dianne Hackborn
Browse files

Work on issue #17477510: Time change notifications sent too often 

Record the number of time change events seen by the alarm manager.

Change-Id: I154e7e068626c71f76ee7b26f3e38a885025e0fa
parent bb8c4834

services/core/java/com/android/server/AlarmManagerService.java

+5 −0
Original line number Diff line number Diff line
@@ -127,6 +127,7 @@ class AlarmManagerService extends SystemService { 
    long mLastAlarmDeliveryTime;

    long mStartCurrentDelayTime;

    long mNextNonWakeupDeliveryTime;

    int mNumTimeChanged;



    private final SparseArray<AlarmManager.AlarmClockInfo> mNextAlarmClockForUser =

            new SparseArray<>();
@@ -821,6 +822,7 @@ class AlarmManagerService extends SystemService { 
                    pw.print(" = "); pw.println(sdf.format(new Date(nextNonWakeupRTC)));

            pw.print("Next wakeup: "); TimeUtils.formatDuration(mNextWakeup, nowELAPSED, pw);

                    pw.print(" = "); pw.println(sdf.format(new Date(nextWakeupRTC)));

            pw.print("Num time change events: "); pw.println(mNumTimeChanged);



            if (mAlarmBatches.size() > 0) {

                pw.println();
@@ -1619,6 +1621,9 @@ class AlarmManagerService extends SystemService { 
                    removeImpl(mTimeTickSender);

                    rebatchAllAlarms();

                    mClockReceiver.scheduleTimeTickEvent();

                    synchronized (mLock) {

                        mNumTimeChanged++;

                    }

                    Intent intent = new Intent(Intent.ACTION_TIME_CHANGED);

                    intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING

                            | Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT);