import java.sql.*;
import java.util.*;
import generated.*;

public class Main {


public static void main(String[] args)
{


    try
    {

        MasterDetailService service=new MasterDetailServiceImpl();

        // get the master list
        List<MasterBean> masterBeanList=service.getMasterList();

        // get the map to the detail lists
        Map<String,List<DetailBean>> detailMap=service.getDetailMap();

        for (MasterBean m : masterBeanList) 
        {
            System.out.println( m.getArtist() + " / " + m.getAlbum() );

            for ( DetailBean d : detailMap.get(m.getId()) )
            {
                System.out.println(d.getTrackno() + ": " + d.getTitle() );
            }
            System.out.println();
        }
    }
    catch(SQLException e)
    {
        System.err.println("SQLException: " + e.getMessage());
    }

}}