public long insertStation(Station station) {
   ContentValues contentValue = new ContentValues();
   contentValue.put(COLUMN_STATE_NAME, station.getStateName());
   contentValue.put(COLUMN_STATION_ID, station.getStationId());
   contentValue.put(COLUMN_NAME, station.getName());
   return getWritableDatabase().insert(TABLE_STATION, null, contentValue);
 }
 public Station getStation() {
   if (isBeforeFirst() || isAfterLast()) return null;
   Station station = new Station();
   station.setId(getLong(getColumnIndex(COLUMN_ID)));
   station.setStateName(getString(getColumnIndex(COLUMN_STATE_NAME)));
   station.setStationId(getString(getColumnIndex(COLUMN_STATION_ID)));
   station.setName(getString(getColumnIndex(COLUMN_NAME)));
   return station;
 }