product.java

这是我们做的一个网上购物系统,包手用户和管理员两大功能模块,采用jsp+servlet+java bean技术.

package com.qyg.shop.product;

//数据库对应的商品类JavaBean
public class Product {
	private int product_id;			//产品的ID
	private String product_name;	//产品名称
	private double product_price;	//产品价格
	private String product_descr;	//产品描述
	private int product_cId;		//产品从属的类别ID
	private String product_image;   //产品的图片
	
	public String getProduct_image() {
		return product_image;
	}
	public void setProduct_image(String product_image) {
		this.product_image = product_image;
	}
	public int getProduct_id() {
		return product_id;
	}
	public void setProduct_id(int product_id) {
		this.product_id = product_id;
	}
	public String getProduct_name() {
		return product_name;
	}
	public void setProduct_name(String product_name) {
		this.product_name = product_name;
	}
	public double getProduct_price() {
		return product_price;
	}
	public void setProduct_price(double product_price) {
		this.product_price = product_price;
	}
	public String getProduct_descr() {
		return product_descr;
	}
	public void setProduct_descr(String product_descr) {
		this.product_descr = product_descr;
	}
	public int getProduct_cId() {
		return product_cId;
	}
	public void setProduct_cId(int product_cId) {
		this.product_cId = product_cId;
	}
	
	/*
	 * 重写toString()方法
	 */
	public String toString(){
		return this.getProduct_id() + "\t" + this.getProduct_name() + "\t" + 
			   this.getProduct_price()+  "\t" + this.getProduct_cId() + "\t" + this.getProduct_descr();
	}
	/*
	 * 重写equals()方法,因默认为Object对象,在购物车中用时特指Product对象
	 */
	public boolean equals(Object o){
		Product p = (Product)o;
		if(this.getProduct_id() == p.getProduct_id()){
			return true;
		}else{
			return false;
		}
	}
}