public class SQLiteHelperOrm extends OrmLiteSqliteOpenHelper {
  
  public static final String DATABASE_PATH = Environment
      .getExternalStorageDirectory() + "/test.db";
  @Override
  public synchronized SQLiteDatabase getWritableDatabase() {
    return SQLiteDatabase.openDatabase(DATABASE_PATH, null,
        SQLiteDatabase.OPEN_READWRITE);
  }

  public synchronized SQLiteDatabase getReadableDatabase() {
    return SQLiteDatabase.openDatabase(DATABASE_PATH, null,
        SQLiteDatabase.OPEN_READONLY);
  }

 File f = new File(SQLiteHelperOrm.DATABASE_PATH);
    if (!f.exists()) {
      SQLiteDatabase db = SQLiteDatabase.openOrCreateDatabase(
          SQLiteHelperOrm.DATABASE_PATH,null);
      SQLiteHelperOrm orm = new SQLiteHelperOrm(this);
      orm.onCreate(db);
      db.close();
    }