public DataManager_DB(DataSource.DataBase ds) { selectDataBase(ds); //부모 생성자 호출 후에 호출할 것이다. }
private void selectDataBase(DataSource.DataBase ds) { dbh = new DBHelping.DBHelper().getInstance(ds); }
public DataManager getInstance(DataSource.DataBase number) { return(new DataManager_DB(number)); }