cartbean.java

功能简单的网上电子书店 javabean

package item;
import java.util.*;
import database.DBconnector;

//购物车
public class CartBean {
	//变量声明
	private ArrayList<Book> books;
	private double totalOriPrice;
	private double totalPrePrice;
	
	//函数定义
	public ArrayList<Book> getBooks(){
		return this.books;
	}
	public double getTotalOriPrice(){
		return this.totalOriPrice;
	}
	public double getTotalPrePrice(){
		return this.totalPrePrice;
	}
	public void addBook(int bookid){
		Book newbook = DBconnector.getBookByID(bookid);
		books.add(newbook);
	}
	//在JSP页面查询哪本书会被删除
	public void delBook(int num){
		books.remove(num);
	}
	//清空购物车
	public void clearCart(){
		books.clear();
	}
	
}