RefreshReceiver.java :  » App » quakealert » org » jtb » quakealert » Android Open Source

package org.jtb.quakealert;

import android.app.AlarmManager;
import android.app.PendingIntent;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.os.SystemClock;
import android.util.Log;

public class RefreshReceiver extends BroadcastReceiver {

  @Override
  public void onReceive(Context context, Intent intent) {
    Log.d("quakealert", "refresh receiver, action: " + intent.getAction());

    if (intent.getAction().equals("location")) {
      Lock.acquire(context);
      Intent broadcastIntent = new Intent("refresh", null, context,
          RefreshReceiver.class);
      Intent locationIntent = new Intent(context, LocationService.class);
      locationIntent.putExtra("timeout", (long) (1000 * 60 * 2)); // 2
                                    // minutes
      locationIntent.putExtra("broadcastIntent", broadcastIntent);
      context.startService(locationIntent);
    } else if (intent.getAction().equals("refresh")) {
      context.startService(new Intent(context, RefreshService.class));
    } else if (intent.getAction().equals("schedule")) {
      schedule(context);
    } else if (intent.getAction().equals("cancel")) {
      cancel(context);
    }
  }

  private void schedule(Context context) {
    AlarmManager mgr = (AlarmManager) context
        .getSystemService(Context.ALARM_SERVICE);
    Intent i = new Intent("location", null, context, RefreshReceiver.class);
    PendingIntent pi = PendingIntent.getBroadcast(context, 0, i,
        PendingIntent.FLAG_UPDATE_CURRENT);
    mgr.cancel(pi);
    Prefs prefs = new Prefs(context);
    mgr.setInexactRepeating(AlarmManager.ELAPSED_REALTIME_WAKEUP,
        SystemClock.elapsedRealtime() + prefs.getInterval().getValue(),
        prefs.getInterval().getValue(), pi);
    // mgr.setRepeating(AlarmManager.ELAPSED_REALTIME_WAKEUP,
    // SystemClock.elapsedRealtime(), 60000, pi);
  }

  private void cancel(Context context) {
    AlarmManager mgr = (AlarmManager) context
        .getSystemService(Context.ALARM_SERVICE);
    Intent i = new Intent("location", null, context, RefreshReceiver.class);
    PendingIntent pi = PendingIntent.getBroadcast(context, 0, i,
        PendingIntent.FLAG_CANCEL_CURRENT);
    mgr.cancel(pi);
  }
}