docs: private DBAdapter loadDBAdapter(Context context) {
          if (dbAdapter == null) {
              dbAdapter = new DBAdapter(context,this.config);
              dbAdapter.cleanupStaleEvents(DBAdapter.Table.EVENTS);
              dbAdapter.cleanupStaleEvents(DBAdapter.Table.PROFILE_EVENTS);
              dbAdapter.cleanUpPushNotifications();
          }
          return dbAdapter;
      }