session-android/src/org/thoughtcrime/securesms/jobmanager/KeepAliveService.java

package org.thoughtcrime.securesms.jobmanager;

import android.app.Service;
import android.content.Intent;
import android.os.IBinder;
import android.support.annotation.Nullable;

/**
 * Service that keeps the application in memory while the app is closed.
 *
 * Important: Should only be used on API < 26.
 */
public class KeepAliveService extends Service {

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

  @Override
  public int onStartCommand(Intent intent, int flags, int startId) {
    return START_STICKY;
  }
}