Android Foreground Service Slow If Device Is Idle

I have an android foreground service, called with the notification. In the service Im just logging every 10 seconds 'Tick tack', but the priority of the service is navigate in a we

Solution 1:

I have made this library the other day for something similar service in background and foreground

And its working absolutely fine with no problems.

The reason I choose to run it with AlarmManager is that the AlarmManager is a great candidate for scheduling if an application needs to perform a local event + allows an application to schedule tasks that may need to run or repeat beyond the scope of its lifecycle. This allows the application to perform some function even after the application process or all of its Android components have been cleaned up by the system.

UPDATE

Call this method to start the service

 public void call(int Value_in_seconds) {
        if (Value_in_seconds == (int) Value_in_seconds) {
            // Number is integer
            Long time = new GregorianCalendar().getTimeInMillis() + Value_in_seconds * 1000;
            // create an Intent and set the class which will execute when Alarm triggers, here
            // ServiceReciever in the Intent, the onRecieve() method of this class will execute when
            // alarm triggers
            Intent intentAlarm = new Intent(context, ServiceReciever.class);
            // create the object
            AlarmManager alarmManager = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
            //set the alarm for particular time
            alarmManager.set(AlarmManager.RTC_WAKEUP, time, PendingIntent.getBroadcast(context, 1, intentAlarm, PendingIntent.FLAG_UPDATE_CURRENT));
        } else {
            Toast.makeText(context,  context.getString(R.string.intValue), Toast.LENGTH_SHORT).show();
        }
    }

Create ServiceReciever Class

public class ServiceReciever extends BroadcastReceiver {

    @Override
    public void onReceive(Context context, Intent intent) {
        //call the method here

    }
}

inside your manifest

<application>
<receiver android:name="hossamscott.com.github.backgroundservice.ServiceReciever" android:process=":ff" android:exported="true" android:enabled="true">
</receiver>

<service android:name="hossamscott.com.github.backgroundservice.BackgroundTask"/>

</application>

And thats should be it, tho if you like to run it in Thread Than you can add the next lines

public class BackgroundTask extends Service {

    private boolean isRunning;
    private Context context;
    private Thread backgroundThread;


    @Override
    public IBinder onBind(Intent intent) {
        return null;
    }

    @Override
    public void onCreate() {
        this.context = this;
        this.isRunning = false;
        this.backgroundThread = new Thread(myTask);
    }

    private Runnable myTask = new Runnable() {
        public void run() {
            // Do something here
            new Handler(Looper.getMainLooper()).post(new Runnable() {
                @Override
                public void run() {
                    // do your logic here
                }
            });
            stopSelf();
        }
    };

    @Override
    public void onDestroy() {
        this.isRunning = false;
    }

    @Override
    public int onStartCommand(Intent intent, int flags, int startId) {
        if (!this.isRunning) {
            this.isRunning = true;
            this.backgroundThread.start();
        }
        return START_STICKY;
    }

}

And to call this class edit ServiceReciever to be like this

 @Override
    public void onReceive(Context context, Intent intent) {
        //call the method here
        Intent background = new Intent(context, BackgroundTask.class);
        context.startService(background);
    }