shopcartitem.java

来自「JAVA网上书店的程序原代码,希望对大家偶用」· Java 代码 · 共 39 行

package ebookshop.shopcart;

import java.io.Serializable;

public class ShopCartItem implements Serializable
{
	private BookDetails book;
	private int bookNumber=1;
	
	//把书的详细信息加到ShopCartItem(购物车项)里
	public ShopCartItem(BookDetails book)
	{
		this.book=book;
	}
	
	public void setBook(BookDetails book)
	{
		this.book=book;
		bookNumber=1;
	}
	
	public BookDetails getBook() {return this.book;}
	
	public String getIsbn() { return this.book.getIsbn();}
	public String getAuthor() {return this.book.getAuthor();}
	
	public float getBookPrice() { return this.book.getPrice().floatValue();}
	public String getBookName() {return this.book.getBookName();}
	
	//设置和获得每一购物车项(ShopCartItem)里书的数量
	public void setBookNumber(int bookNumber) { this.bookNumber=bookNumber;}
	public int getBookNumber() {return this.bookNumber;}
	
	
	//购物车项里的书的增加和减少方法
	public void bookNumberAdd() { bookNumber++;}
	public void bookNumberReduce() { bookNumber--;}
}