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Commit e00ed069 authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

IdleMaint: run more frequently during 3AM to 4AM 



This patch introduces two flows where:
1) add a deadline, 2 days, to avoid missing idlemaint job
2) run the job more frequently between 3AM and 4AM

Bug: 128594671
Change-Id: Id6596be44ff96d39f77fb21dca52c35952f2cf7e
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@google.com>
parent 8d098c28

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

+20 −7
Original line number Diff line number Diff line
@@ -27,6 +27,7 @@ import android.content.ComponentName; 
import android.content.Context;

import android.os.RemoteException;

import android.util.Slog;

import java.util.concurrent.TimeUnit;



public class MountServiceIdler extends JobService {

    private static final String TAG = "MountServiceIdler";
@@ -48,7 +49,7 @@ public class MountServiceIdler extends JobService { 
                    mStarted = false;

                }

            }

            // ... and try again tomorrow

            // ... and try again right away or tomorrow

            scheduleIdlePass(MountServiceIdler.this);

        }

    };
@@ -98,24 +99,36 @@ public class MountServiceIdler extends JobService { 
    public static void scheduleIdlePass(Context context) {

        JobScheduler tm = (JobScheduler) context.getSystemService(Context.JOB_SCHEDULER_SERVICE);



        Calendar calendar = tomorrowMidnight();

        final long timeToMidnight = calendar.getTimeInMillis() - System.currentTimeMillis();

        final long today3AM = MidnightInTime(0, 0).getTimeInMillis();

        final long today4AM = MidnightInTime(0, 1).getTimeInMillis();



        long nextScheduleTime, maxScheduleTime;

        if (System.currentTimeMillis() > today3AM && System.currentTimeMillis() < today4AM) {

            nextScheduleTime = TimeUnit.SECONDS.toMillis(10);

            maxScheduleTime = today4AM - System.currentTimeMillis();

        } else {

            final long tomorrow3AM = MidnightInTime(1, 0).getTimeInMillis();

            final long twodays3AM = MidnightInTime(2, 0).getTimeInMillis();

            nextScheduleTime = tomorrow3AM - System.currentTimeMillis(); // 3AM tomorrow

            maxScheduleTime = twodays3AM - System.currentTimeMillis();   // 3AM in two days

        }



        JobInfo.Builder builder = new JobInfo.Builder(MOUNT_JOB_ID, sIdleService);

        builder.setRequiresDeviceIdle(true);

        builder.setRequiresCharging(true);

        builder.setMinimumLatency(timeToMidnight);

        builder.setMinimumLatency(nextScheduleTime);

        builder.setOverrideDeadline(maxScheduleTime);

        tm.schedule(builder.build());

    }



    private static Calendar tomorrowMidnight() {

    private static Calendar MidnightInTime(int nDays, int nHours) {

        Calendar calendar = Calendar.getInstance();

        calendar.setTimeInMillis(System.currentTimeMillis());

        calendar.set(Calendar.HOUR_OF_DAY, 3);

        calendar.set(Calendar.HOUR_OF_DAY, 3 + nHours);

        calendar.set(Calendar.MINUTE, 0);

        calendar.set(Calendar.SECOND, 0);

        calendar.set(Calendar.MILLISECOND, 0);

        calendar.add(Calendar.DAY_OF_MONTH, 1);

        calendar.add(Calendar.DAY_OF_MONTH, nDays);

        return calendar;

    }

}