package edu.jlu.fuliang.domain;

import java.util.HashSet;
import java.util.Set;

public class CompositeSinger extends Singer {
	private Set<SingleSinger> singleSingers = new HashSet<SingleSinger>();

	public Set<SingleSinger> getSingleSingers() {
		return singleSingers;
	}

	public void setSingleSingers(Set<SingleSinger> singleSingers) {
		this.singleSingers = singleSingers;
	}
	public void addSinger(SingleSinger singleSinger){
		singleSingers.add(singleSinger);
	}
}