cartitem.java

达内网上购物系统

package org.whatisjava.dang.domain;

import java.io.Serializable;

/**
 * 用于封装购物车中的一个条目
 * 
 * @author steven
 * 
 */
public class CartItem implements Serializable, Comparable<CartItem> {
	private static final long serialVersionUID = 1L;

	private Product product;

	private int number;

	private boolean drop;

	public boolean isDrop() {
		return drop;
	}

	public void setDrop(boolean drop) {
		this.drop = drop;
	}

	public int getNumber() {
		return number;
	}

	public void setNumber(int number) {
		this.number = number;
	}

	public Product getProduct() {
		return product;
	}

	public void setProduct(Product product) {
		this.product = product;
	}

	public int compareTo(CartItem o) {
		return this.getProduct().getId().compareTo(o.getProduct().getId());
	}

}