songaction.java

基于struts+hibernate+spring实现的一个在线音乐资源管理系统

package edu.jlu.fuliang.action;

import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;

import org.apache.log4j.Logger;
import org.hibernate.proxy.HibernateProxy;

import com.opensymphony.xwork2.ActionSupport;

import edu.jlu.fuliang.Service.SongManageService;
import edu.jlu.fuliang.domain.CompositeSinger;
import edu.jlu.fuliang.domain.Singer;
import edu.jlu.fuliang.domain.SingleSinger;
import edu.jlu.fuliang.domain.Song;

public class SongAction extends ActionSupport {
	private Song song;
	private List<Song> songs;
	private Map<Song, Set<SingleSinger>> songSingerMap = new HashMap<Song, Set<SingleSinger>>();
	private Map<Song, Set<SingleSinger>> songSingerChinaMap = new HashMap<Song, Set<SingleSinger>>();
	private Map<Song, Set<SingleSinger>> songSingerKoreaMap = new HashMap<Song, Set<SingleSinger>>();
	private Map<Song, Set<SingleSinger>> songSingerJapanMap = new HashMap<Song, Set<SingleSinger>>();
	private Map<Song, Set<SingleSinger>> songSingerOccidentMap = new HashMap<Song, Set<SingleSinger>>();
	
	private SongManageService songManageService;
	Logger logger = Logger.getLogger(SongAction.class);

	public String listSong() {
		songs = songManageService.getAllSongs();
		Set<SingleSinger> singers = null;
		Singer singer = null;
		for (int i = 0; i < songs.size(); i++) {
			singers = new HashSet<SingleSinger>();
			singer = songs.get(i).getSinger();
			
			if (singer instanceof SingleSinger) {
				singers.add((SingleSinger) singer);
				logger.info("**********************************add singleSinger " + singer.getRegion());
			} else if (singer instanceof CompositeSinger) {
				CompositeSinger tempSinger = (CompositeSinger) singer;
				singers = tempSinger.getSingleSingers();
				logger.info("***********************************singers Size " + singers.size() );
			}
			
			songSingerMap.put(songs.get(i), singers);
			logger.info("***********************************singer　Region " + singer.getRegion() );
			if(singer.getRegion().equals("china")){
				songSingerChinaMap.put(songs.get(i), singers);
			}else if(singer.getRegion().equals("korea")){
				songSingerKoreaMap.put(songs.get(i), singers);
			}else if(singer.getRegion().equals("japan")){
				songSingerJapanMap.put(songs.get(i), singers);
			}else{
				songSingerOccidentMap.put(songs.get(i), singers);
			}
		 }
		return SUCCESS;
	}
    
	public Map<Song, Set<SingleSinger>> getSongSingerMap() {
		return songSingerMap;
	}

	public void setSongSingerMap(Map<Song, Set<SingleSinger>> songSingerMap) {
		this.songSingerMap = songSingerMap;
	}

	public Map<Song, Set<SingleSinger>> getSongSingerChinaMap() {
		return songSingerChinaMap;
	}

	public void setSongSingerChinaMap(
			Map<Song, Set<SingleSinger>> songSingerChinaMap) {
		this.songSingerChinaMap = songSingerChinaMap;
	}

	public Map<Song, Set<SingleSinger>> getSongSingerKoreaMap() {
		return songSingerKoreaMap;
	}

	public void setSongSingerKoreaMap(
			Map<Song, Set<SingleSinger>> songSingerKoreaMap) {
		this.songSingerKoreaMap = songSingerKoreaMap;
	}

	public Map<Song, Set<SingleSinger>> getSongSingerJapanMap() {
		return songSingerJapanMap;
	}

	public void setSongSingerJapanMap(
			Map<Song, Set<SingleSinger>> songSingerJapanMap) {
		this.songSingerJapanMap = songSingerJapanMap;
	}

	public String deleteSong() {
		songManageService.deleteSong(song.getId());
		return SUCCESS;
	}

	public String editSong() {
		songManageService.saveSong(song);
		return SUCCESS;
	}

	public Song getSong() {
		return song;
	}

	public void setSong(Song song) {
		this.song = song;
	}

	public List<Song> getSongs() {
		return songs;
	}

	public void setSongs(List<Song> songs) {
		this.songs = songs;
	}

	public void setSongManageService(SongManageService songManageService) {
		this.songManageService = songManageService;
	}

	public Map<Song, Set<SingleSinger>> getSongSingerOccidentMap() {
		return songSingerOccidentMap;
	}

	public void setSongSingerOccidentMap(
			Map<Song, Set<SingleSinger>> songSingerOccidentMap) {
		this.songSingerOccidentMap = songSingerOccidentMap;
	}
}